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1000 Sentences With "organic compound"

How to use organic compound in a sentence? Find typical usage patterns (collocations)/phrases/context for "organic compound" and check conjugation/comparative form for "organic compound". Mastering all the usages of "organic compound" from sentence examples published by news publications.

Indoles are a stinky organic compound that actually smells pleasant in small batches.
The process begins by removing the organic compound that makes the wood brown.
The flaring released thousands of pounds of propene, a volatile organic compound, it said.
The organic compound of this, it just shoots out on an x-ray, trust me.
LAB is an organic compound used as an intermediate in the production of surfactant or detergent.
The letters requested information about methane and volatile organic compound (VOC) sources to inform future industry standards.
Air emissions tests detected the presence of a volatile organic compound six miles away from the facility.
The crystal is made of an organic compound, azobenzene, and oleic acid – essentially a dye component and cooking oil.
Inside, visitors are brought to tears by what museum officials described only as "an organic compound" piped into the air.
Image: JPL-Caltech/NASAAstronomers have detected traces of an organic compound known as methyl chloride around a group of young stars.
They also contain coumestrol, a natural organic compound found in phytochemicals that is known to lower the risk of stomach cancer.
NAND is a type of flash technology used in memory cards, while OLED is an organic compound used for electronic screen displays.
Lead was the most common but was replaced in the late 1970s by an organic compound called Methyl tert-butyl ether (MTBE).
The pigments are derived from fossilized porphyrins, a type of organic compound that forms an atomic ring around a magnesium ion to form a chlorophyll molecule.
It is the most widely used preservative in vials of vaccines used multiple times, a mercury-based organic compound that can prevent bacteria and fungus from growing.
To play with the patterns, the researchers added chemicals like vanilin, an organic compound from the oak barrel that imparts a vanilla flavor, as its name suggests.
Previously, researchers believed that the liquid methane created its own space on the surface by eroding ice and organic compound bedrock, allowing those areas to fill up.
Even though these consumer goods make up only 5% of petroleum products, they're responsible for up to half of the volatile organic compound (VOC) emissions from fossil fuels.
But what about a peach that is sliced, dried and preserved with citric acid, an organic compound that can be isolated from lemons or made in a factory?
According to ecologists, the deadliest part of the manchineel tree is actually its thick white sap, which contains the highly toxic organic compound phorbol, along with a host of other toxins.
Popcorn lung has been linked to diacetyl, an organic compound that some companies use in their e-liquid, and that has been detected as a by-product of e-cigarette vapor.
The science of smell is somewhat confounding: An organic compound called indole, for instance, which is found in jasmine and orange blossoms, is also found in coal tar and decomposing shrimp.
The control techniques guidelines issued Wednesday will "assist [states] in determining reasonably available control technology for volatile organic compound emissions from select oil and natural gas industry emissions sources," the agency said.
The bacterium Clostridium thermocellum has garnered a lot of interest recently because of its ability to break down cellulose (a notoriously tough organic compound found in plants) into usable biofuels without added enzymes.
A 2015 study from Harvard University, for instance, showed that certain flavored e-liquids could expose people's lungs to an organic compound called diacetyl, which is used to create butter or caramel flavoring.
The content in the beans of vanillin - the organic compound that gives vanilla its distinctive sweet taste - dropped from the usual 1.8 percent to 1 percent, said senior trade ministry official Josielle Rafidy.
Though such claims are extremely speculative, there is some evidence to back them up, including the presence of carbonyl sulfide in Venus's atmosphere, an organic compound that is usually created by biological processes.
But they're designed to help states that have not met federal ozone limits, laying out ways for those states to reduce ozone-causing volatile organic compound (VOC) emissions from oil and gas sites.
The professor he worked for, Yoshimasa Hirata, assigned him a seemingly impossible task: to try to crystallize a glowing organic compound called luciferin, found in a small crustacean in the coastal waters of Japan.
But the bigger appeal of MicroLED is picture quality that should rival or beat OLED without any of the pitfalls of using an organic compound; that's what the O in OLED stands for, after all.
Instead of the proposed leak-detection system, the company was now planning to replace an older gas-fired compressor with an electrically powered unit, reducing volatile organic compound emissions by about 5 tons a year.
Moreover, it is possible to facilitate this process using microbes that live on urea, an organic compound found in urine, meaning that astronauts could take a leak on a mixture of microbes and Martian regolith to make cement.
There are straightforward salts or organic compound solvents that are multi-use, you can source them reasonably easily from suppliers and the internet provides a lot more shady ways, not that I've actually tried or took a look.
BacterioFabrication: a grown book is made out of biological specimen called 'Gluconoacetobacter xylinus,' which naturally produces films of bacterial cellulose, an organic compound with the same microbial structural frame as the plant based material found in cotton and paper.
Common VOCs detected included formaldehyde (an organic compound and a known carcinogen), styrene (a flammable chemical and irritant), and caprolactam (a particularly nasty manufacturing compound that can cause irritation and burning of the eyes and throat, headaches, confusion, and gastrointestinal problems).
Astronomers and astrobiologists received their first hint that methyl chloride isn't anything particularly special when the Rosetta probe, using its ROSINA instrument, detected traces of the organic compound in the ultra thin atmosphere of comet 67P/Churyumov-Gerasimenko (67P/C-G).
The concentration of methylmercury - an organic compound which can cause severe damage to the brain and nervous system - rose by 23% in cod and by 27% in bluefin tuna in the Atlantic Ocean's Gulf of Maine over about three decades, it said.
Here on Earth, this organic compound is produced by industrial and biological processes, which is why astrobiologists thought it might be a good idea to search for methyl chloride in the atmospheres of distant exoplanets as a way to detect alien life.
BEIJING (Reuters) - China said on Monday it has launched an anti-dumping probe into imports from the United States, the European Union and Japan of meta-Cresol, an organic compound typically extracted from coal tar that is used to make pesticides and other chemical products.
In London, in the spring of 1856, a college student named William Henry Perkin was experimenting with aniline, an organic compound he extracted from coal tar, in an attempt to synthesize quinine, an antimalarial drug then in great demand among inhabitants of the British Empire's equatorial possessions.
The emails detail an unusually close relationship with the American Chemistry Council and with individual companies whose products are scheduled for priority review by the E.P.A., among them trichloroethylene, known as TCE, a volatile organic compound widely used in industrial and commercial processes, and flame retardants.
The "Big Book" of Alcoholics Anonymous says that alcohol is "cunning, baffling, powerful." and although I'd say it was an ethanol-based organic compound and personifying it with human personality traits is the kind of nonsense that makes some people distrust AA, I know what they're getting at.
"Bread is a good tool to study the impact of structure on [volatile organic compound] release because of its structural complexity: it is composed of a porous crumb surrounded by a rigid crust." the researchers write in the study published this week in the Journal of Agricultural and Food Chemistry. Magnifique!
Diethyl sulfoxide, C4H10OS, is a sulfur-containing organic compound.
Chloranilic acid is an organic compound with the chemical formula C6H2Cl2O4.
4,4’-Dichlorobenzophenone is an organic compound with the formula of (ClC6H4)2CO.
Formyl fluoride is the organic compound with the formula HC(O)F.
Julolidine is a heterocyclic aromatic organic compound. It has the formula C12H15N.
Pyrazophos is an organic compound used as a fungicide and an insecticide.
2-Hydroxy-5-methoxybenzaldehyde is an organic compound and an isomer of vanillin.
N-Methylmaleimide is a naturally-occurring organic compound with the formula of C5H5NO2.
Decanal is an organic compound classified as an aldehyde with the chemical formula C10H20O.
2,3-Dinitrophenol (2,3-DNP) is an organic compound with the formula HOC6H3(NO2)2.
Oxetane, or 1,3-propylene oxide, is a heterocyclic organic compound with the molecular formula , having a four-membered ring with three carbon atoms and one oxygen atom. The term "an oxetane" or "oxetanes" refer to any organic compound containing the oxetane ring.
2-Methylbenzaldehyde is an organic compound with the formula CH3C6H4CHO. It is a colorless liquid.
Syringol is a naturally occurring aromatic organic compound. It is a dimethyl ether of pyrogallol.
2-Cyanoacetamide is an organic compound. It is an acetic amide with a nitrile functional group.
Anthramine (1-aminoanthracene) (an organic compound with the chemical formula C14H11N.) is a fluorescent general anesthetic.
Benzyl fluoride is an organic compound consisting of a benzene ring substituted with a fluoromethyl group.
N-(4-Methoxybenzylidene)-4-butylaniline (MBBA) is an organic compound often used as a liquid crystal.
Phenylpyruvic acid is the organic compound with the formula C6H5CH2C(O)CO2H. It is a keto acid.
2-Oxazolidone is a heterocyclic organic compound containing both nitrogen and oxygen in a 5-membered ring.
Cis-3-Hexenal, another volatile organic compound, is also considered responsible for the freshly mowed grass flavor.
Amprolium is the organic compound sold as a coccidiostat used in poultry. It has many International Nonproprietary Names.
Dimethyl maleate is an organic compound with the formula C6H8O4. It is the dimethyl ester of maleic acid.
4-Chloroindole-3-acetic acid (4-Cl-IAA) is an organic compound that functions as a plant hormone.
Elemicin is a phenylpropene, a natural organic compound, and is a constituent of several plant species' essential oils.
Cyclopentanone is the organic compound with the formula (CH2)4CO. This cyclic ketone is a colorless volatile liquid.
Isoferulic acid is a hydroxycinnamic acid, a type of organic compound. It is an isomer of ferulic acid.
Allylamine is an organic compound with the formula C3H5NH2. This colorless liquid is the simplest stable unsaturated amine.
UV spectrum of ethyl caffeate. Ethyl caffeate is an ester of a hydroxycinnamic acid, a naturally occurring organic compound.
Isocoumarin (1H-2-benzopyran-1-one; 3,4-benzo-2-pyrone) is a lactone, a type of natural organic compound.
Methylcyclopropane is an organic compound with the structural formula C3H5CH3. This colorless gas is the monomethyl derivative of cyclopropane.
Secondary electrospray ionization (SESI-MS) can discriminate between eleven E. Coli strains thanks to the volatile organic compound profiling.
The organic compound is fed through a porous anode leading to exchange of fluorine for hydrogen but not chlorine.
Methyl nitrite is an organic compound with the chemical formula . It is a gas, and is the simplest alkyl nitrite.
Bis(pentafluorophenyl)xenon is an unstable organic compound of xenon. It consists of two fluoronated phenyl rings connected to xenon.
Pinacol is a white solid organic compound. It is a diol that has hydroxyl groups (-OH) on vicinal carbon atoms.
Nitrocyclohexane is an organic compound with the molecular formula C6H11NO2. It is a colorless liquid, but degraded samples appear pale yellow.
Allantoic acid is an organic compound with the chemical formula C4H8N4O4. It is a crystalline acid obtained by hydrolysis of allantoin.
1,5-Diazacyclooctane is an organic compound with the formula (CHCHCHNH). It is a colorless oil. 1,5-Diazacyclooctane is a cyclic diamine.
5-Nonanone, or dibutyl ketone, is the organic compound with the formula (CH3CH2CH2CH2)2CO. This colorless liquid is a symmetrical ketone.
Acridone is an organic compound based on the acridine skeleton, with a carbonyl group at the 9 position. A yellow solid.
Diphenylphosphoryl azide (DPPA) is an organic compound. It is widely used as a reagent in the synthesis of other organic compounds.
1-Methylnaphthalene is an organic compound with the formula CH3C10H7. It is a colorless liquid. It is isomeric with 2-methylnaphthalene.
1,2,3-Tribromopropane (TBP) is a toxic organic compound.1,2,3-Tribromopropane Degradation Pathway. UMBBD (2011-08-15). Retrieved on 2011-11-28.
Cyclobutanol is an organic compound with the chemical formula C4H8O. It contains a cyclobutyl group with a hydroxyl group attached to it.
Tributylamine (TBA) is an organic compound with the molecular formula (C4H9)3N. It is a colorless liquid with an amine-like odor.
Butyl iodide (1-iodobutane) is an organic compound which is an iodo derivative of butane. It is used as an alkylating agent.
Aminoacetaldehyde diethylacetal is the organic compound with the formula (EtO)2CHCH2NH2. A colorless liquid, it is used as a surrogate for aminoacetaldehyde.
Succinic anhydride, is an organic compound with the molecular formula (CH2CO)2O. This colorless solid is the acid anhydride of succinic acid.
Methyl pivalate is an organic compound with the formula CH3O2CC(CH3)3. It is a colorless liquid, the methyl ester of pivalic acid.
2-Methylanthraquinone, an organic compound, is a methylated derivative of anthraquinone. An off-white solid, it is an important precursor to many dyes.
Tetraphenylmethane is an organic compound consisting of a methane core with four phenyl substituents. It was first synthesized by Moses Gomberg in 1898.
Benzimidazole is a heterocyclic aromatic organic compound. This bicyclic compound consists of the fusion of benzene and imidazole. It is a colorless solid.
Cyclohexylacetone (acetonylcyclohexane) is an organic compound. Cyclohexylacetone is closely related to phenylacetone being phenylacetone with the benzene ring replaced with a cyclohexane ring.
1,2-Epoxybutane is an organic compound with the formula CH(O)CHCHCH. It is a chiral epoxide prepared by oxidation of 1-butene.
Isatoic anhydride is an organic compound derived from anthranilic acid. A white solid, it is prepared by reaction of anthranilic acid with phosgene.
Bromoacetone is an organic compound with the formula 3CCH2. This colorless liquid is a lachrymatory agent and a precursor to other organic compounds.
Calclacite is a mineral and an organic compound. Its name references the components, which are calcium ions (Ca2+), chloride (Cl−) and acetate CH3COO2−.
Ethyl methylphenylglycidate, commonly known as strawberry aldehyde, is an organic compound used in the flavor industry in artificial fruit flavors, in particular strawberry.
Isovaleramide is an organic compound with the formula (CH3)2CHCH2C(O)NH2. The amide derived from isovaleric acid, it is a colourless solid.
Cyclododecane is an organic compound with the chemical formula (CH2)12. It is a waxy white solid that is soluble in nonpolar organic solvents.
Triclopyr (3,5,6-Trichloro-2-pyridinyloxyacetic acid) is an organic compound in the pyridine group that is used as a systemic foliar herbicide and fungicide.
N-Benzoyl-N′-phenylurea is an organic compound with PhCONHCONHPh formula. It is benzoylurea derivative substituted with phenyl group on the opposite nitrogen atom.
Tetracyanoethylene (TCNE) is organic compound with the formula C2(CN)4. It is a colorless solid. It is an important member of the cyanocarbons.
3,5'-Di-tert-butylsalicylaldehyde is an organic compound. It is a pale yellow solid. This aldehyde is a building block for preparing salen ligands.
Diphenyldichloromethane is an organic compound with the formula (C6H5)2CCl2. It is a colorless solid that is used as a precursor to other organic compounds.
This page provides supplementary chemical data on Terephthalic acid, the organic compound and one of three isomeric phthalic acids, all with formula C6H4(CO2H)2.
Cresyl violet is an organic compound with the chemical formula C19H18ClN3O. It is a basic dye and is used as a common stain in histology.
Hexamethylene diisocyanate (HDI) is the organic compound with the formula (CH2)6(NCO)2. It is classified as an diisocyanate. It is a colorless liquid.
An arylene or arenediyl is a substituent of an organic compound that is derived from an aromatic hydrocarbon (arene) and is bivalent, such as phenylene.
1,4-Dioxene is an organic compound with the formula (CH)(CH)O. The compound is derived from dioxane by dehydrogenation. It is a colourless liquid.
Pentaerythritol tetraacrylate (PETA or sometimes PETRA) is an organic compound. It is a tetrafunctional acrylate ester used as a monomer in the manufacture of polymers.
Ethylidene diacetate is an organic compound with the formula (CH3CO2)2CHCH3. A colorless low-melting solid, it once served as a precursor to vinyl acetate.
Benzilic acid is an organic compound with formula or ()2(HO)C(COOH). It is a white crystalline aromatic acid, soluble in many primary alcohols.
Mellite crystal from Hungary An organic mineral is an organic compound in mineral form. An organic compound is any compound containing carbon, aside from some simple ones discovered before 1828. There are three classes of organic mineral: hydrocarbons (containing just hydrogen and carbon), salts of organic acids, and miscellaneous. Organic minerals are rare, and tend to have specialized settings such as fossilized cacti and bat guano.
A selenonic acid is an organic compound containing one or more –SeO3H groups, e.g. benzeneselenonic acid, C6H5SeO3H. Selenonic acids are the selenium analogs of sulfonic acids.
Methyl isobutyrate is an organic compound with the formula CH3O2CCH(CH3)2. This colorless liquid, the methyl ester of isobutyric acid, is used as a solvent.
4-Pyridone is an organic compound with the formula . It is a colorless solid. The compound exists in equilibrium with a minor tautomer, pyridin-4-ol.
Tetramethylthiourea is a commercially available organic compound used in organic syntheses. The core of the compound is thiourea, with each nitrogen connected to two methyl groups.
6-Acetoxydihydrotheaspirane is an organic compound. It is used as a flavoring agent in foods.Burdock, George A. Encyclopedia of Food and Color Additives. Boca Raton, Fla.
Methylenecyclopropane is an organic compound with the formula (CH2)2CCH2. It is a colourless easily condensed gas that is used as a reagent in organic synthesis.
3-Hexanone (ethyl propyl ketone) is an organic compound with the formula C6H12O. It is a ketone used as a solvent and as a chemical intermediate.
7-Methylindole is a mildly toxic off-white crystalline organic compound with chemical formula 99. It is used in the production of agricultural chemicals and pharmaceuticals.
Although piperidine is a common organic compound, it is best known as a representative structure element within many pharmaceuticals and alkaloids, such as natural-occurring solenopsins.
Citropten is a natural organic compound with the molecular formula C11H10O4. It is found in the essential oils of citrus such as lime, lemon, and bergamot.
Sinapaldehyde is an organic compound that is an intermediate in the formation of lignin.Wout Boerjan, John Ralph, Marie Baucher "Lignin Biosynthesis" Annu. Rev. Plant Biol. 2003, vol.
Diphenyl ether is the organic compound with the formula (C6H5)2O. It is a colorless solid. This, the simplest diaryl ether, has a variety of niche applications.
Tetrakis(dimethylamino)ethylene (TDAE) is an organic compound with the formula C2(N(CH3)2)4. It is a colorless liquid. It is classified as an enamine.
Cyclohexanecarboxylic acid is the organic compound with the formula C6H11CO2H. It is the carboxylic acid of cyclohexane. It is a colorless oil that crystallizes near room temperature..
Methyl propionate, also known as methyl propanoate, is the organic compound with the molecular formula CH3CH2CO2CH3. It is a colorless liquid with a fruity, rum-like odor.
Cyclopropyl cyanide is an organic compound consisting of a nitrile group as a substituent on a cyclopropane ring. It is the smallest cyclic compound containing a nitrile.
Dibudinic acid, or dibudinate, is an organic compound. It is found in some salts of pharmaceutical drugs like chlordiazepoxide dibudinate, desipramine dibudinate, levopropoxyphene dibudinate, and propranolol dibudinate.
Selenophene is an unsaturated organic compound containing a five member ring with selenium with formula C4H4Se. It is a metallole with reduced aromatic character compared to thiophene.
4-Nitrotoluene or para-nitrotoluene is an organic compound with the formula CH3C6H4NO2. It is a pale yellow solid. It is one of three isomers of nitrotoluene.
A finishing machine is then used to create the final finish. The grit paper used is of personal preference, however 100-150 grit papers are usually used. The sanded floor is coated with polyurethane, oils, or other sealants. If it is an oil-based sealant, then it is highly poisonous, having a high volatile organic compoundVolatile organic compound content, so wearing a suitable respirator maskRespirator is recommended.
Oxanorbornadiene (OND) is a bicyclic organic compound with an oxygen atom bridging the two opposing saturated carbons of 1,4-cyclohexadiene. OND is related to all-carbon bicycle norbornadiene.
1,2-Dimethylethylenediamine (DMEDA) is the organic compound with the formula (CHNH)CH. It is a colorless liquid with a fishy odor. It features two secondary amine functional groups.
Benzyl cyanide (abbreviated BnCN) is an organic compound with the chemical formula C6H5CH2CN. This colorless oily aromatic liquid is an important precursor to numerous compounds in organic chemistry.
Benzanilide is the organic compound with the formula C6H5C(O)NHC6H5. It is a white solid. Commercially available, it may be prepared by treating benzoic acid with aniline.
Vermistatin is an organic compound and a metabolite of mine-dwelling Penicillium vermiculatum found in Berkeley Pit Lake, Butte, Montana. Penisimplicissin is a vermistatin analog with anticancer activity.
Cyclohexanone oxime is an organic compound containing the functional group oxime. This colorless solid is an important intermediate in the production of nylon 6, a widely used polymer.
Phthalazine, also called benzo-orthodiazine or benzopyridazine, is a heterocyclic organic compound with the molecular formula C8H6N2. It is isomeric with other naphthyridines including quinoxaline, cinnoline and quinazoline.
1,2-Naphthoquinone or ortho-naphthoquinone is a polycyclic aromatic organic compound with formula . This yellow solid is prepared by oxidation of 1-amino-2-hydroxynaphthalene with ferric chloride.
Naphthalenetetracarboxylic diimide (NTCDI) is a solid organic compound and one of the simplest naphthalenediimides (NDIs). NTCDI is produced from the parent naphthalene via an intermediate compound naphthalenetetracarboxylic dianhydride.
Phanquinone is an organic compound. It is a yellowish solid derived by oxidation of 4,7-phenanthroline. It has been investigated as both antiprotozoal agent and for its bactericidal activity .
Tricine is an organic compound that is used in buffer solutions. The name tricine comes from tris and glycine, from which it was derived.Good, N.E., et al., Biochemistry, v.
Dichloroacetyl chloride is the organic compound with the formula CHCl2COCl. It is the acyl chloride of dichloroacetic acid. It is a colourless liquid and is used in acylation reactions.
Propargyl chloride is an organic compound with the formula HC2CH2Cl. It is a colorless liquid and a lacrymator. It is an alkylating agent that is used in organic synthesis.
The first explosion occurred at about 6 a.m. on August 26 at an organic compound workshop inside the plant; the cause is unknown. Other explosions continued until 1 p.m.
1-Methylindole is an irritating, potentially toxic organic compound which occurs as a deep yellow viscous liquid with a very strong unpleasant odor. It has the chemical formula C9H9N.
1,2,3-Trichloropropane (TCP) is an organic compound with the formula CHCl(CH2Cl)2. It is a colorless liquid that is used as a solvent and in other specialty applications.
1,1-Bis(chloromethyl)ethylene is the organic compound with the formula CH2=C(CH2Cl)2. It is a colorless liquid. Featuring two allylic chloride substituents, it is dialkylating agent.
1,5-Diaminonaphthalene is an organic compound with the formula CH(NH). It is one of several diaminonaphthalenes. It is a colorless solid that darkens in air due to oxidation.
2-Ethoxyethyl acetate is an organic compound with the formula CH3CH2OCH2CH2O2CCH3. It is the ester of ethoxyethanol and acetic acid. A colorless liquid, it is partially soluble in water.
Acridine orange is an organic compound that serves as a nucleic acid-selective fluorescent dye with cationic properties useful for cell cycle determination. Acridine orange is cell-permeable, which allows the dye to interact with DNA by intercalation, or RNA via electrostatic attractions. When bound to DNA, acridine orange is very similar spectrally to an organic compound known as fluorescein. Acridine orange and fluorescein have a maximum excitation at 502nm and 525 nm (green).
Trifluoronitrosomethane (commonly abbreviated TFNM) is a toxic organic compound consisting of a trifluoromethyl group covalently bound to a nitroso group. Its distinctive deep blue color is unusual for a gas.
Benzoic anhydride is the organic compound with the formula (C6H5CO)2O. It is acid anhydride of benzoic acid and the simplest symmetrical aromatic acid anhydride. It is a white solid.
Phenylpropene is the organic compound with the formula C6H5CH2CH=CH2. It is a colorless liquid. The compound consists of a phenyl group attached to allyl. Phenylpropene isomerizes to trans-propenylbenzene.
3-Aminophenol is an organic compound with formula C6H4(NH2)(OH). It is an aromatic amine and aromatic alcohol. It is the meta isomer of 2-aminophenol and 4-aminophenol.
Triacetic acid lactone (TAL; 4-hydroxy-6-methyl-2-pyrone) is an organic compound derived enzymatically from glucose. It is a light yellow solid that is soluble in organic solvents.
3-Fluorobenzoic acid is an organic compound with the formula C7H5FO2. It is the meta form of fluorobenzoic acid. Its conjugate base is 3-fluorobenzoate. The compound is an irritant.
Diphenylmethanol is the organic compound with the formula (C6H5)2CHOH. Also known as benzhydrol, it is a white solid and the parent member of a large class of diaryl alcohols.
3-Methylfuran is an organic compound with the formula C5H6O. It is formed from the gas-phase reaction of hydroxyl radical with isoprene. In mice, it is toxic by inhalation.
Hexaoxotricyclobutabenzene is an organic compound with formula C12O6. It can be viewed as the sixfold ketone of tricyclobutabenzene. It is an oxide of carbon, detected by 13C NMR in 2006.
4-Fluorobenzoic acid (p-fluorobenzoic acid) is an organic compound with the formula C7H5FO2. This colourless solid is a derivative of benzoic acid carboxylic acid. It is a synthetic intermediate.
2-Fluorobenzoic acid is an organic compound with the formula FC6H4CO2H. It is one of three isomeric fluorobenzoic acids. Its conjugate base is 2-fluorobenzoate. The compound is an irritant.
Oxalyldihydrazide is an organic compound with the formula of NH2NHCOCONHNH2. Oxalyldihydrazide can act as a ligand on some divalent first row transition metals manganese, iron, cobalt, nickel, copper or zinc.
2-Ethoxybenzoic acid (o-ethoxybenzoic acid, EBA) is an organic compound, a carboxylic acid derived from benzoic acid. 2-Ethoxybenzoic acid is used as a component in some dental cements.
3-Aminopentane is the organic compound with the formula (CH3CH2)2CHNH2. It is a colorless liquid. It is of interest for producing soluble imides and imines without introducing a chiral center.
Tetraphenylene is an organic compound, solid at room temperature, with the chemical formula C24H16. It is a member of the unsaturated polycyclic hydrocarbons class of compounds and a tetramer of benzyne.
Dithiooxamide, also known as rubeanic acid is an organic compound. It is the sulfur analog of oxamide. It acts as a chelating agent, e.g. in the detection or determination of copper.
4,4'-Methylenedianiline (MDA) is an organic compound with the formula CH2(C6H4NH2)2. It is a colorless or white solid. It is produced on industrial scale as a precursor to polyurethanes.
1-Bromonaphthalene is an organic compound with the formula C10H7Br. It is one of two isomeric bromonaphthalenes, the other being 2-bromonaphthalene. Under normal conditions, the substance is a colorless liquid.
1,3-Butanediol is an organic compound with the formula HOCH2CH2CH(OH)CH3. It is a chiral diol. The compound is a colorless, water-soluble liquid. It has no large scale uses.
Neohexene is the organic compound with the formula (CH3)3CCH=CH2. It is a colorless liquid, with properties similar to other hexenes. It is a precursor to commercial synthetic musk perfumes.
Cyanuric chloride is an organic compound with the formula (NCCl)3. This white solid is the chlorinated derivative of 1,3,5-triazine. It is the trimer of cyanogen chloride.Cyanuric chloride at Chemicalland21.
Olivetol, also known as 5-pentylresorcinol or 5-pentyl-1,3-benzenediol, is an organic compound found in certain species of lichen; it is also a precursor in various syntheses of tetrahydrocannabinol.
Mercury thiocyanate has a few uses in chemical synthesis. It is the precursor to potassium tris(thiocyanato)mercurate(II) (K[Hg(SCN)3]) and caesium tris(thiocyanato)mercurate(II) (Cs[Hg(SCN)3]). The Hg(SCN)3− ion can also exist independently and is easily generated from the compounds above, amongst others. Its reactions with organic halides yield two products, one with the sulfur bound to the organic compound and one with the nitrogen bound to the organic compound.
2-Aminobenzaldehyde is an organic compound with the formula C6H4(NH2)CHO. It is one of three isomers of aminobenzaldehyde. It is a low-melting yellow solid that is soluble in water.
Methylhippuric acid is a carboxylic acid and organic compound. Methylhippuric acid has three isomers. The isomers include 2-, 3-, and 4-methylhippuric acid. Methylhippuric acids are metabolites of the isomers of xylene.
Indolizine (Chemical formula C8H7N) is a heterocyclic aromatic organic compound that is an isomer of indole. The saturated analog indolizidine forms the structural core of a variety of alkaloids such as swainsonine.
Formerly known as Afrika. Odd Man Out — Female vocalists. Organic Compound - Electronic music, has taken different perspectives depending on the DJ who hosts. Parties & Parodies — D&D; 3.5 live on the air.
Bispidine (3,7-diazabicyclo[3.3.1]nonane) is an organic compound that is classified as a bicyclic diamine. Although synthetic, it is related structurally to natural alkaloid sparteine. It is a white crystalline solid.
3-Amino-1-propanol is the organic compound with the formula HOCH2CH2CH2NH2. A colorless liquid, the compound is one of the simplest aminopropanols. Even just being named 3-aminopropanol is still recognizable.
1,3-Dinitrobenzene is an organic compound with the formula C6H4(NO2)2. It is one of three isomers of dinitrobenzene. The compound is a yellow solid that is soluble in organic solvents.
Dimethyl oxalate is the organic compound with the formula (CO2CH3)2. It is the dimethyl ester of oxalic acid. Dimethyl oxalate is a colorless or white solid that is soluble in water.
1,2-Diaminopropane (propane-1,2-diamine) is organic compound with the formula CHCH(NH)CHNH. A colorless liquid, it is the simplest chiral diamine. It is used as a bidentate ligand in coordination chemistry.
2,6-Dichloroaniline is an organic compound with the formula C6H3Cl2(NH2). It is one of several isomers of dichloroaniline. It is a colorless or white solid. Derivatives include the drugs clonidine and diclofenac.
Lactonitrile is the organic compound with the formula CH3C(OH)CN. It is an intermediate in the industrial production of ethyl lactate and lactic acid.Lactonitrile at www.chemicalbook.com. It is the cyanohydrin of acetaldehyde.
1,4-Butanediol, colloquially known as BD, is a primary alcohol, and an organic compound, with the formula HOCH2CH2CH2CH2OH. It is a colorless viscous liquid. It is one of four stable isomers of butanediol.
Chloramine-T is the organic compound with the formula CH3C6H4SO2NClNa. Both the anhydrous salt and its trihydrate are known. Both are white powders. Chloramine-T is used as a reagent in organic synthesis.
Ethylvanillin is the organic compound with the formula (C2H5O)(HO)C6H3CHO. This colorless solid consists of a benzene ring with hydroxyl, ethoxy, and formyl groups on the 4, 3, and 1 positions, respectively.
Diethylaniline is the organic compound with the molecular formula (C2H5)2NC6H5. It is a colorless liquid but commercial samples are often yellow. It is a precursor to several dyes and other commercial products.
Mesitylene is also a major urban volatile organic compound (VOC) which results from combustion. It plays a significant role in aerosol and tropospheric ozone formation as well as other reactions in atmospheric chemistry.
1-Phenylethanol is the organic compound with the formula C6H5CH(OH)CH3. It is one of the most commonly available chiral alcohol. It is a colorless liquid with a mild gardenia-hyacinth scent.
Methyl isobutyl ketone (MIBK) is the organic compound with the formula (CH3)2CHCH2C(O)CH3. This colourless liquid, a ketone, is used as a solvent for gums, resins, paints, varnishes, lacquers, and nitrocellulose.
Scoparone is a natural organic compound with the molecular formula C11H10O4. It is found in the Chinese herb Artemisia scoparia and has been studied for its potential pharmacological properties including immunosuppression and vasorelaxation.
Homarine (N-methyl picolinic acid betaine) is an organic compound with the chemical formula C7H7NO2. It is commonly found in aquatic organisms from phytoplankton to crustaceans, although it is not found in vertebrates.
1,5-Hexadiene is the organic compound with the formula (CH)(CH=CH). It is a colorless, volatile liquid. It is used as a crosslinking agent and precursor to a variety of other compounds.
1-Naphthaleneacetic acid (NAA) is an organic compound with the formula C10H7CH2CO2H. This colorless solid is soluble in organic solvents. It features a carboxylmethyl group (CH2CO2H) linked to the "1-position" of naphthalene.
Bisbenzimide (Hoechst 33342) is an organic compound used as a fluorescent stain for DNA in molecular biology applications. Several related chemical compounds are used for similar purposes and are collectively called Hoechst stains.
Triphenylethanol, or 1,1,2-triphenylethanol, is an organic compound related to triphenylethylene. It is the parent compound of two drugs, the never-marketed antiestrogen ethamoxytriphetol (MER-25) and the withdrawn lipid-lowering agent triparanol.
Resorcinol (or resorcin) is an organic compound with the formula C6H4(OH)2. It is one of three isomeric benzenediols, the 1,3-isomer (or meta-isomer). It is a white, water-soluble solid.
Apocynin, also known as acetovanillone, is a natural organic compound structurally related to vanillin. It has been isolated from a variety of plant sources and is being studied for its variety of pharmacological properties.
Pigment yellow 139 is an organic compound that is used as a yellow-orange pigment. It is classified as a derivative of isoindoline. This yellow-orange solid is virtually insoluble in most solvents.K. Hunger.
Benzonitrile is the chemical compound with the formula , abbreviated PhCN. This aromatic organic compound is a colorless liquid with a sweet almond odour. It is mainly used as a precursor to the resin benzoguanamine.
Glutarimide is the organic compound with the formula (CH2)3(CO)2NH. It is a white solid. The compound forms upon dehydration of the amide of glutaric acid. Glutarimide is sometimes called 2,6-piperidinedione.
Ethyl isovalerate is an organic compound that is the ester formed from ethyl alcohol and isovaleric acid. It has a fruity odor and flavor and is used in perfumery and as a food additive.
Formic anhydride, also called methanoic anhydride, is an organic compound with the chemical formula and a structural formula of (H(C=O)−)2O. It can be viewed as the anhydride of formic acid (HCOOH).
Dodecahydroxycyclohexane is an organic compound with molecular formula C6O12H12 or C6(OH)12. It is a sixfold geminal diol with a cyclohexane backbone and can be regarded as a sixfold hydrate of cyclohexanehexone (C6O6).
2,3-Epoxybutane is an organic compound with the formula CH3CH(O)CHCH3. It is an epoxide. The compound exists as three stereoisomers, a pair of enantiomers and the meso isomer. All are colorless liquids.
Hydrazobenzene (1,2-diphenylhydrazine) is an aromatic organic compound consisting of two aniline groups joined via their nitrogen atoms. It is an important industrial chemical used in the manufacture of dyes, pharmaceuticals, and hydrogen peroxide.
2-[2-(4-Methyl-3-cyclohexen-1-yl)propyl]cyclopentanon (trade name by Givaudan: Nectaryl) is an organic compound belonging to the group of ketones and cycloalkanes. The compound is used as a fragrance.
Propiolic acid is the organic compound with the formula HC2CO2H. It is the simplest acetylenic carboxylic acid. It is a colourless liquid that crystallises to give silky crystals. Near its boiling point, it decomposes.
Benzophenone imine is an organic compound with the formula of (C6H5)2C=NH. Benzophenone imine is widely used as a reagent for the protection of primary amines, and the starting materials to synthesize aniline.
The organic compound norbornadiene converts to quadricyclane upon exposure to light, storing solar energy as the energy of chemical bonds. A working system has been developed in Sweden as a molecular solar thermal system.
Butyl methacrylate is the organic compound with the formula C4H9O2CC(CH3)=CH2. A colorless liquid, it is a common monomer for the preparation of acrylate polymers.. It is typically polymerized under free-radical conditions.
Ethyl methacrylate is the organic compound with the formula C2H5O2CC(CH3)=CH2. A colorless liquid, it is a common monomer for the preparation of acrylate polymers.. It is typically polymerized under free-radical conditions.
2,4-Dimethyl-6-tert-butylphenol is the organic compound with the formula Me2(tert-Bu)C6H2OH (Me = methyl, tert-Bu = tertiary butyl). It is a colorless oil that is classified as an alkylated phenol.
Phenylhydroxylamine is the organic compound with the formula C6H5NHOH. It is an intermediate in the redox-related pair C6H5NH2 and C6H5NO. Phenylhydroxylamine should not be confused with its isomer α-phenylhydroxylamine or O-phenylhydroxylamine.
Bromoxynil is an organic compound with the formula HOBr2C6H2CN. It is classified as a nitrile herbicide, and as such sold under many trade names. It is a white solid. It works by inhibiting photosynthesis.
3,4-Xylidine is an organic compound with the formula C6H3(CH3)2NH2. It is one of several isomeric xylidines. It is a colorless solid. It is a precursor for the production of riboflavin (vitamin B2).
N-(1-Naphthyl)ethylenediamine is an organic compound. It is commercially available as part of Griess reagents, which find application in quantitative inorganic analysis of nitrates, nitrite and sulfonamide in blood, using the Griess test.
Cyanoacetic acid is an organic compound. It is a white, hygroscopic solid. The compound contains two functional groups, a nitrile (−C≡N) and a carboxylic acid. It is a precursor to cyanoacrylates, components of adhesives.
Suberoyl chloride is an organic compound with the formula (CH2)6(COCl)2. It is the diacid chloride derivative of suberic acid. It is a colorless liquid although aged samples appear yellow or even brown.
Aminomethyl propanol is an organic compound with the formula H2NC(CH3)2CH2OH. It is colorless liquid that is classified as an alkanolamine. It is a useful buffer and a precursor to numerous other organic compounds.
Hugo Weidel (13 November 1849 – 7 June 1899) was an Austrian chemist known for inventing Weidel's reaction and describing the structure of organic compound niacin. For his achievements, Weidel received the Lieben Prize in 1880.
Nitroethane is an organic compound having the chemical formula C2H5NO2. Similar in many regards to nitromethane, nitroethane is an oily liquid at standard temperature and pressure. Pure nitroethane is colorless and has a fruity odor.
Allyl acetate is an organic compound with formula C3H5OC(O)CH3. This colourless liquid is a precursor to especially allyl alcohol, which is a useful industrial intermediate. It is the acetate ester of allyl alcohol.
Jasmonic acid (JA) is an organic compound found in several plants including jasmine. The molecule is a member of the jasmonate class of plant hormones. It is biosynthesized from linolenic acid by the octadecanoid pathway.
1,3-Cyclohexanedione is an organic compound with the formula (CH2)4(CO)2. It is one of three isomeric cyclohexanediones. It is a colorless compound that occurs naturally. It is the substrate for cyclohexanedione hydrolase.
2,2-Bis[4(2,3-hydroxypropoxy)phenyl]propane (bis-HPPP) is an organic compound that is formed when the dental composite material bis-GMA is degraded by salivary esterases. It is structurally related to bisphenol A.
Cyclopentadienone is an organic compound with molecular formula C5H4O. The parent cyclopentadienone is rarely encountered, because it rapidly dimerizes. Many substituted derivatives are known, notably tetraphenylcyclopentadienone. Such compounds are used as ligands in organometallic chemistry.
Naphtholactam is an organic compound derived from naphthalene. It is a tricyclic species consisting of a naphthalene core fused with a lactam (NH- CO-) at the 1,8-positions. The N-alkyl derivatives are commercially important.
Because of its low content of tyramine, an organic compound thought to be associated with headaches, Monterey Jack is frequently recommended as one of the few cheeses that is safe to eat for migraine sufferers.
2,2'-Bipyrimidine is an organic compound with the formula (C4H3N2)2. It is a derivative of the heterocycle pyrimidine. It is a white solid. The compound is used as a bridging ligand in coordination chemistry.
Acetyl nitrate is the organic compound with the formula CH3C(O)ONO2. It is classified as the mixed anhydride of nitric and acetic acids. It is a colorless explosive liquid that fumes in moist air.
Heteroatoms and functional groups are known collectively as "substituents", as they are considered to be a substitute for the hydrogen atom that would be present in the parent hydrocarbon of the organic compound in question.
2,3-Butanediol is the organic compound with the formula (CH3CHOH)2. It is classified as a vic-diol (glycol). It exists as three stereoisomers, a chiral pair and the meso isomer. All are colorless liquids.
Aminopropionitrile, also known as β-aminopropionitrile (BAPN), is an organic compound with both amine and nitrile functional groups. It is a colourless liquid. The compound occurs naturally and is of interest in the biomedical community.
Fluoroacetamide is an organic compound based on acetamide with one fluorine atom replacing hydrogen on the methyl group. it is a metabolic poison which disrupts the citric acid cycle and was used as a rodenticide.
Oxamide is the organic compound with the formula (CONH2)2. This white crystalline solid is soluble in ethanol, slightly soluble in water and insoluble in diethyl ether. Oxamide is the diamide derived from oxalic acid.
3-Nitrochlorobenzene is an organic compound with the formula C6H4ClNO2. It is a yellow crystalline solid that is important as a precursor to other compounds due to the two reactive sites present on the molecule.
Berzelius stated in 1810 that living things work by some mysterious "vital force", a hypothesis called vitalism. Vitalism had first been proposed by prior researchers, although Berzelius contended that compounds could be distinguished by whether they required any organisms in their manufacture (organic compounds) or whether they did not (inorganic compounds). However, in 1828, Friedrich Wöhler accidentally obtained urea, an organic compound, by heating ammonium cyanate. This showed that an organic compound such as urea could be prepared synthetically and not exclusively by living organisms.
2,6-Xylidine is an organic compound with the formula C6H3(CH3)2NH2. It is one of several isomeric xylidines. It is a colorless viscous liquid. Commercially significant derivatives are the anesthetics lidocaine, bupivacaine, mepivacaine, and etidocaine.
Naphthol yellow S is an organic compound that is a dye. It is a derivative of 1-naphthol. At one time it was a popular food colorant but it was delisted in 1959 in the U.S.
Cyclohexylmethanol is an organic compound with the formula C6H11–CH2–OH. It is a cyclohexane ring functionalized with an alcohol, specifically a hydroxymethyl group. The compound is a colorless liquid, although commercial samples can appear yellow.
Propionyl chloride is the organic compound with the formula CH3CH2C(O)Cl. It is the acyl chloride derivative of propionic acid. It undergoes the characteristic reactions of acyl chlorides. It is a colorless, corrosive, volatile liquid.
A polyamine is an organic compound having more than two amino groups. Alkyl polyamines occur naturally but are also synthetic. Alkylpolyamines are colorless, hygroscopic, and water soluble. Near neutral pH, they exist as the ammonium derivatives.
Formaldoxime is the organic compound with the formula H2C=NOH. It is the oxime of formaldehyde. A colorless liquid, the pure compound tends to polymerize into a trimer. Aqueous solutions are stable as is the hydrochloride.
Propionaldehyde or propanal is the organic compound with the formula CH3CH2CHO. It is the 3-carbon aldehyde. It is a colourless, flammable liquid with a slightly fruity odour. It is produced on a large scale industrially.
Trifluoromethanol is the organic compound with the formula . It is also referred to as perfluoromethanol or trifluoromethyl alcohol. The compound is the simplest perfluoroalcohol. The substance is a colorless gas, which is unstable at room temperature.
Azelaoyl chloride or nonanedioyl dichloride is an organic compound with the formula (CH2)7(COCl)2. It is the diacid chloride derivative of azelaic acid. It is a colorless liquid although commercial samples can appear yellow.
Acetic formic anhydride is an organic compound with the chemical formula and a structural formula of -(C=O)-O-(C=O)H. It can be viewed as the mixed anhydride of acetic acid and formic acid.
Benzyl iodide is an organic compound with the chemical formula . The compound consists of a benzene ring with an attached iodidemethyl group. The substance is an alkyl halide and is a constitutional isomer of the iodotoluenes.
Caffeyl alcohol is the organic compound with the formula (HO)2C6H3-4-CHCHCH2OH. This colourless solid is related to catechol by attachment to allyl alcohol. It is the precursor to one of the three principal lignols.
Kethoxal (3-ethoxy-1,1-dihydroxy-2-butanone) is an organic compound that has antiviral and anaplasmosis properties. It is also forms a stable covalent adduct with guanine, which makes it useful for nucleic acid structure determination.
Bisphenol A diglycidyl ether (commonly abbreviated BADGE or DGEBA) is an organic compound used as constituent of epoxy resins. The compound is a colorless solid (commercial samples can appear yellow) that melts slightly above room temperature.
Dioctyl adipate (DOA) is an organic compound with the formula (CH2CH2CO2C8H17)2. It is a colorless oily liquid. As well as related diesters derived from 2-ethylhexanol, decanol, isodecanol, etc., it is used as a plasticizer.
Pyrogallol is an organic compound with the formula C6H3(OH)3. It is a white, water-soluble solid although samples are typically brownish because of its sensitivity toward oxygen. It is one of three isomeric benzenetriols.
Hydrocinnamaldehyde is the organic compound with the formula C6H5CH2CH2CHO. A white solid, it is produced by the hydrogenation of cinnamaldehyde. The compound is used in many mechanistic studies. It is a common substrate in organic synthesis.
Ethenone is the formal name for ketene, an organic compound with formula C2H2O or H2C=C=O. It is the simplest member of the ketene class. It is a tautomer of the even less stable ethynol.
Isomigrastatin is an analogue of migrastatin, an organic compound that naturally occurs in the Streptomyces platensis bacteria. Isomigrastatin has shown promise as a drug in the treatment of cancer. A laboratory synthesis was reported in 2007.
Aminoacetone is the organic compound with the formula CH3C(O)CH2NH2. Although stable in the gaseous form, once condensed it reacts with itself. The protonated derivative forms stable salts, e.g. aminoacetone hydrochloride ([CH3C(O)CH2NH3]Cl)).
Domestic Preparedness Program: Testing of RAE Systems ppbRAE Volatile Organic Compound (VOC) Monitor Photo-Ionization Detector (PID) Against Chemical Warfare Agents Summary Report. combustible gases and vapors, and toxic gases.BusinessWeek. "Company Overview." Retrieved February 12, 2013.
Thioglycolic acid (TGA) is the organic compound HSCH2CO2H. TGA is often called mercaptoacetic acid (MAA). It contains both a thiol (mercaptan) and carboxylic acid functional groups. It is a colorless liquid with a strongly unpleasant odor.
3,5-Xylidine is the organic compound with the formula C6H3(CH3)2NH2. it is one of several isomeric xylidines. It is a colorless viscous liquid. It is used in the production of the dye Pigment Red 149.
2,4-Dinitrotoluene (DNT) or dinitro is an organic compound with the formula C7H6N2O4. This pale yellow crystalline solid is well known as a precursor to trinitrotoluene (TNT) but is mainly produced as a precursor to toluene diisocyanate.
Indane or indan is an organic compound with the formula C6H4(CH2)3. It is a colorless liquid hydrocarbon. It is a petrochemical, a bicyclic compound. It occurs at the level of about 0.1% in coal tar.
Pyromellitic dianhydride (PMDA) is an organic compound with the formula C6H2(C2O3)2. It is the double carboxylic acid anhydride that is used in the preparation of polyimide polymers such as Kapton. It is a white solid.
4-Thiouracil is a heterocyclic organic compound having a pyrimidine skeleton. It is a derivative of the nucleobase uracil with a sulfur instead of oxygen in position 4. It is found naturally in the 4-thiouridine nucleotide.
Glycidic acid is an organic compound that has both epoxide and carboxylic acid functions. It may be prepared by the oxidation of glycidol, or by the epoxidation of acrylic acid. This compound is commercially available as well.
Malondialdehyde (MDA) is the organic compound with the nominal formula CH2(CHO)2. A colorless liquid, malondialdehyde is a highly reactive compound that occurs as the enol. It occurs naturally and is a marker for oxidative stress.
Thiophanate-methyl is an organic compound with the formula C6H4(NHC(S)NH(CO)OCH3)2. The compound is a colorless or white solid, although commercial samples are generally tan-colored. It is prepared from o-phenylenediamine.
Bromacil is an organic compound with the chemical formula C9H13BrN2O2, commercially available as a herbicide. Bromacil was first registered as a pesticide in the U.S. in 1961.United States Environmental Protection Agency. "Bromacil". 1996, p.1-11.
Propanoic anhydride is an organic compound with the formula (CH3CH2CO)2O. This simple acid anhydride is a colourless liquid. It is a widely used reagent in organic synthesis as well as for producing specialty derivatives of cellulose.
1,8-Diaminonaphthalene is an organic compound with the formula CH(NH). It is one of several isomeric naphthalenediamines. It is a colorless solid that darkens in air due to oxidation. It is a precursor to commercial pigments..
4-Vinyltoluene is an organic compound with the formula CH3C6H4CH=CH2. It is derivative of styrene and is used as a comonomer in the production of specialized polystyrenes. It is produced by the dehydrogenation of 4-ethyltoluene.
Formanilide is the organic compound with the formula C6H5N(H)CHO. It is the formamide of aniline. It is a colorless solid. The compound is an additive in rubber products as well as a common synthetic intermediate.
Furaneol, or strawberry furanone, is an organic compound used in the flavor and perfume industry. It is formally a derivative of furan. It is a white or colorless solid that is soluble in water and organic solvents.
Dinaphthylene dioxide, also known as peri-xanthenoxanthene (PXX), is an organic compound used to synthesize 3,9-diphenyl-peri-xanthenoxanthene (Ph- PXX). Ph-PXX, in its soluble form, is used as organic semiconductor for thin- film transistors (TFT).
Acetylpyrazine is an organic compound with the chemical formula . It is a yellow-brown powder at room temperature. Chemically, acetylpyrazine is a pyrazine and a ketone. Acetylpyrazine is found in foods such as seeds, nuts and meats.
Succinaldehyde or succindialdehyde is an organic compound with the formula (CH2CHO)2. Typical of other dialdehydes, succinaldehyde is highly reactive. Usually, it is handled as the hydrates or methanol-derived acetal. It is a precursor to tropinone.
2-Pyridone is an organic compound with the formula . It is a colourless solid. It is well known to form hydrogen bonded dimers and it is also a classic case of a compound that exists as tautomers.
4-Chlorophenol is an organic compound with the formula ClC6H4OH. It is one of three monochlorophenol isomers. It is a colorless or white solid that melts easily and exhibits significant solubility in water. Its pKa is 9.14.
1,2-Butanediol is the organic compound with the formula HOCH(HO)CHCHCH. It is classified as a vic-diol (glycol. It is chiral, although typically it is encountered as the racemic mixture. It is a colorless liquid.
1,4-Dimethoxybenzene is an organic compound with the formula CH(OCH). It is one of three isomers of dimethoxybenzene. It is a white solid with an intensely sweet floral odor. It is produced by several plant species.
Azepane is the organic compound with the formula (CH2)6NH. It is a colorless liquid. A cyclic secondary amine, it is a precursor to several drugs and pesticides. It is produced by partial hydrogenolysis of hexamethylene diamine.
N-Methylmorpholine is the organic compound with the formula O(CH2CH2)2NCH3. It is a colorless liquid. It is a cyclic tertiary amine. It is used as a base catalyst for generation of polyurethanes and other reactions.
Dinitro-ortho-cresol (DNOC) is an organic compound with the structural formula CH3C6H2(NO2)2OH. It is a yellow solid that is only slightly soluble in water. DNOC and some related derivatives have been used as herbicides.
Migrastatin is an organic compound which naturally occurs in the Streptomyces platensis bacteria. Migrastatin and several of its analogues (including Isomigrastatin) have shown to have potential in treating cancer, as it inhibits the metastasis of cancer cells.
2,2,4,4-Tetramethylcyclobutanedione is the organic compound with the formula (CH3)4C4O2. The compound is a diketone of cyclobutane, bearing four methyl groups. It is a white solid that is used as a precursor to diverse industrial products.
2-Methyl-2-nitrosopropane (MNP or t-nitrosobutane) is the organic compound with the formula (CH3)3CNO. It is a blue liquid that is used in chemical research as a spin trap, i.e. it binds to radicals.
Tetramethylurea is the organic compound with the formula (Me2N)2CO. It is a substituted urea. This colorless liquid is used as an aprotic-polar solvent, especially for aromatic compounds and is used e. g. for Grignard reagents.
Basketene (IUPAC name: pentacyclo[4.4.0.02,5.03,8.04,7]dec-9-ene ) is an organic compound with the formula C10H10. It is a polycyclic alkene and the dehydrogenated version of basketane, which was named for its structural similarity to a basket.
Acetophenone is the organic compound with the formula C6H5C(O)CH3 (also represented by the pseudoelement symbols PhAc or BzMe). It is the simplest aromatic ketone. This colorless, viscous liquid is a precursor to useful resins and fragrances.
Bis(2-ethylhexyl) adipate or DEHA is an organic compound with the formula (CH2CH2CO2C8H17)2. It is the diester of 2-ethylhexanol and adipic acid. It is a colorless oily liquid. DEHA is sometimes called "dioctyl adipate", incorrectly.
Glutaryl chloride or pentanedioyl dichloride is an organic compound with the formula C5H6Cl2O2, or (CH2)3(COCl)2. It is the diacid chloride derivative of glutaric acid. It is a colorless liquid although commercial samples can appear darker.
Neocuproine is a heterocyclic organic compound and chelating agent. Phenanthroline ligands were first published in the late 19th century, and the derivatives substituted at the 2 and 9 positions are among the most studied of the modified phenanthrolines.
4,4’-Oxydianiline is an organic compound with the formula O(C6H4NH2)2. It is an ether derivative of aniline. This colourless solid is a useful monomer and cross-linking agent for polymers, especially the polyimides, such as Kapton.
Tetraphenylcyclopentadienone is an organic compound with the formula (C6H5)4C4CO. It is a dark purple to black crystalline solid that is soluble in organic solvents. It is an easily made building block for many organic and organometallic compounds.
2,5-Dichloroaniline is an organic compound with the formula C6H3Cl2NH2. One of six isomers of dichloroaniline, it is a colorless solid that is insoluble in water. It is produced by hydrogenation of 1,4-dichloro-2-nitrobenzene.Gerald Booth (2007).
Trichloroacetonitrile is an organic compound with the formula CCl3CN. It is a colourless liquid, although commercial samples often are brownish. It is used commercially as a precursor to the fungicide etridiazole. It is prepared by dehydration of trichloroacetamide.
Naphthalenetetracarboxylic dianhydride (NTDA) is an organic compound related to naphthalene. The compound is a beige solid. NTDA is most commonly used as a precursor to naphthalenediimides (NDIs) (such as napthalenetetracarboxylic diimide), a family of compounds with many uses.
1,8-Bis(dimethylamino)naphthalene is an organic compound with the formula CH(NMe) (Me = methyl). It is classified as a peri-naphthalene, i.e. a 1,8-disubstituted derivative of naphthalene. Owing to its unusual structure, it exhibits exceptional basicity.
N-Methylaniline (NMA) is an aniline derivative. It is an organic compound with the chemical formula C6H5NH(CH3). The substance is a colorless viscous liquid, Samples turn brown when exposed to air. The chemical is insoluble in water.
3,4-Dimethoxystyrene (vinylveratrole) is an aromatic organic compound. It is a yellow oily liquid with a pleasant floral odor. Normally, it is supplied with 1-2% of the hydroquinone as an additive to prevent oxidation of the compound.
Chapman and Hall, London (1987). Quoted by Khalafy and Bruce. organic compound with formula , formally derived from 1,4-naphthoquinone through replacement of two hydrogen atoms by hydroxyl (OH) groups. It is thus one of many dihydroxynaphthoquinone structural isomers.
5-Methylindole is an irritating organic compound with chemical formula 99. 5-Methylindole is used as an intermediate in the synthesis of compounds with a variety of pharmacological properties, such as staurosporine-like bisindole inhibitors of protein kinases.
Dodecylbenzene is an organic compound with the formula C12H25C6H5.Dodecylbenzene is a colorless liquid with a weak oily odor. Floats on water. This colourless waxy solid consists of a dodecyl group (C12H25) attached to a phenyl group (C6H5).
4-Chlorobenzoic acid is an organic compound with the molecular formula ClC6H4CO2H. It is a white solid that is soluble in some organic solvents and in aqueous base. 4-Chlorobenzoic acid is prepared by oxidation of 4-chlorotoluene..
Pigment Yellow 81 is an organic compound that is classified as a diarylide pigment. It is used as a yellow colorant. The compound is synthesized from three components. Treatment of 2,4-dimethylaniline with diketene gives an acetoacetylated aniline.
Sodium ethoxide is the organic compound with the formula C2H5ONa. It is a white solid, although impure samples appear yellow or brown. It dissolves in polar solvents such as ethanol. It is commonly used as a strong base.
1,4-Dinitrobenzene is an organic compound with the formula C6H4(NO2)2. It is one of three isomers of dinitrobenzene. The 1,4-isomer is most symmetrical. The compound is a yellow solid that is soluble in organic solvents.
2,4-Xylidine is an organic compound with the formula C6H3(CH3)2NH2. It is one of several isomeric xylidines. It is a colorless viscous liquid. Commercially significant derivatives include the veterinary drug cymiazole and the colorant Pigment Yellow 81.
Hydroxyquinol is an organic compound with the formula C6H3(OH)3. It is one of three isomeric benzenetriols. The compound is a colorless solid that is soluble in water. It reacts with air to give a black insoluble solid.
Uvitonic acid (6-methyl-2,4-pyridinedicarboxylic acid) is an organic compound with the formula CH3C5H2N(COOH)2. The acid is a pyridine analogue of the benzene derivative uvitic acid. Under normal conditions, the acid is a white crystalline substance.
Dimethylethanolamine (DMAE or DMEA) is an organic compound with the formula (CH3)2NCH2CH2OH. It is bifunctional, containing both a tertiary amine and primary alcohol functional groups. It is a colorless viscous liquid. It is used in skin care products.
Nariman Bomanshaw Mehta (April 20, 1920 – August 22, 2014) was an Indian-born American organic chemist and pharmacologist who designed, synthesized, and patented the organic compound Bupropion, marketed under the name Wellbutrin as an antidepressant and smoking cessation aid.
Benzenehexol, also called hexahydroxybenzene, is an organic compound with formula C6H6O6 or C6(OH)6. It is a six-fold phenol of benzene. A. J. Fatiadi and W. F. Sager (1973), Hexahydroxybenzene [Benzenehexol] Organic Syntheses, Coll. Vol. 5, p.
Diacetylene (also known as butadiyne) is the organic compound with the formula C4H2. It is the simplest compound containing two triple bonds. It is first in the series of polyynes, which are of theoretical but not of practical interest.
Cacotheline is an organic compound with the chemical formula C21H21N3O7. It is a nitro derivative of brucine obtained by reaction of brucine with nitric acid. It is used as an indicator in the titrimetric analysis of tin ions (Sn2+).
Picryl chloride is an organic compound with the formula ClC6H2(NO2)3. It is a bright yellow solid that is highly explosive, as is typical for polynitro aromatics such as picric acid. Its detonation velocity is 7,200 m/s.
2-(2-Ethoxyethoxy)ethanol, also known under many trade names, is the organic compound with the formula CH3CH2OCH2CH2OCH2CH2OH. It is a colorless liquid. It is a popular solvent for commercial applications. It is produced by the ethoxylation of ethanol.
Cyclotriveratrylene (CTV) is an organic compound with the formula [C6H2(OCH3)2CH2]3. It is a white solid that is soluble in organic solvents. The compound is a macrocycle and used in host–guest chemistry as a molecular host.
1,2-Butadiene is the organic compound with the formula CH2=C=CHCH3. It is an isomer of 1,3-butadiene, a common monomer used to make synthetic rubber. It is a colorless flammable gas, one of the simplest substituted allenes.
Lepidine, or 4-methylquinoline, is a heterocyclic aromatic organic compound. Its methyl group is fairly acidic, allowing for condensations to occur at this position, especially when the nitrogen is quaternized. It is used in the preparation of certain dyes.
Propylene carbonate (often abbreviated PC) is an organic compound with the formula C4H6O3. It is a cyclic carbonate ester derived from propylene glycol.WebBook page for propylene carbonate. This colorless and odorless liquid is useful as a polar, aprotic solvent.
Fumaric acid is an organic compound with the formula HO2CCH=CHCO2H. A white solid, fumaric acid occurs widely in nature. It has a fruit-like taste and has been used as a food additive. Its E number is E297.
1,3-Dichloropropan-2-ol (1,3-DCP) is an organic compound with the formula HOCH2CHClCH2Cl. It is a colorless liquid. It is an intermediate in the production of epichlorohydrin. 1,3-DCP is a believed to be a carcinogen and mutagen.
2,6-Diacetylpyridine is an organic compound with the formula C5H3N(C(O)CH3)2. It is a white solid that is soluble in organic solvents. It is a disubstituted pyridine. It is a precursor to ligands in coordination chemistry.
Tetracyanoquinodimethane (TCNQ) is the organic compound with the formula (NC)2CC6H4C(CN)2. This cyanocarbon, a relative of para-quinone, is an electron acceptor that is used to prepare charge transfer salts, which are of interest in molecular electronics.
Ascorbic acid is an organic compound with formula , originally called hexuronic acid. It is a white solid, but impure samples can appear yellowish. It dissolves well in water to give mildly acidic solutions. It is a mild reducing agent.
Fenamic acid is an organic compound, which, especially in its ester form, is called fenamate.Gupta, PK. Drug NomenclatureUnited States Adopted Names. Ch 27 in Remington: The Science and Practice of Pharmacy, Vol 1. Eds. David B. Troy, Paul Beringer.
Azoxybenzene is organic compound with the formula C6H5N(O)NC6H5. It is a yellow, low-melting solid. The molecule has a planar C2N2O core. The N-N and N-O bond lengths are nearly the same at 1.23 Å.
Bis(trifluoromethanesulfonyl)aniline is the organic compound with the formula C6H5N(SO2CF3)2. It is a white solid. The compound is use to install the triflyl group (SO2CF3). Its behavior is akin to that of triflic anhydride, but milder.
2-Methyltridecane is an organic compound with chemical formula C14H30. It is an isomer of tetradecane. It can be produced by reducing 2,2-dimethyl-3-decylthiirane. Metallic lanthanum in tetrahydrofuran can reduce 2-iodo-2-methyltridecane into 2-methyltridecane.
Bis(hydroxymethyl)urea is an organic compound with the formula OC(NHCH2OH)2. This white water-soluble solid is an intermediate in the formation of urea- formaldehyde resins. It forms upon treatment of urea with an excess of formaldehyde.
1,4-Cyclohexanedione is an organic compound with the formula (CH2)4(CO)2. This white solid is one of the three isomeric cyclohexanediones. This particular diketone is used as a building block in the synthesis of more complex molecules.
Glyoxylic acid or oxoacetic acid is an organic compound. Together with acetic acid, glycolic acid, and oxalic acid, glyoxylic acid is one of the C2 carboxylic acids. It is a colourless solid that occurs naturally and is useful industrially.
Ethyl acrylate is an organic compound with the formula CH2CHCO2CH2CH3. It is the ethyl ester of acrylic acid. It is a colourless liquid with a characteristic acrid odor. It is mainly produced for paints, textiles, and non-woven fibers.
Olivetol is a naturally occurring organic compound. It is found in certain species of lichens and can be readily extracted. Olivetol is also produced by a number of insects, either as a pheromone, repellent, or antiseptic.Attygalle et al. (1989).
Propylene chlorohydrin usually refers to the organic compound with the formula CH3CH(OH)CH2Cl. A related compound, an isomer, is CH3CH(Cl)CH2OH. Both isomers are colorless liquids that are soluble in organic solvents. They are classified as chlorohydrins.
1,1'-Carbonyldiimidazole (CDI) is an organic compound with the molecular formula (C3H3N2)2CO. It is a white crystalline solid. It is often used for the coupling of amino acids for peptide synthesis and as a reagent in organic synthesis.
Methylcyclopentane is an organic compound with the chemical formula CH3C5H9. It is a colourless, flammable liquid with a faint odor. It is a component of the naphthene fraction of petroleum. It usually is obtained as a mixture with cyclohexane.
2-Nitroaniline is an organic compound with the formula H2NC6H4NO2. It is a derivative of aniline, carrying a nitro functional group in position 2.Safety data for o-nitroaniline It is mainly used as a precursor to o-phenylenediamine.
Methyl methacrylate (MMA) is an organic compound with the formula CH2=C(CH3)COOCH3. This colorless liquid, the methyl ester of methacrylic acid (MAA), is a monomer produced on a large scale for the production of poly(methyl methacrylate) (PMMA).
2-Nitrobenzoic acid is an organic compound with the formula C6H4(NO2)CO2H. It is prepared by oxidation of 2-nitrotoluene with nitric acid.Takao Maki, Kazuo Takeda "Benzoic Acid and Derivatives" in Ullmann's Encyclopedia of Industrial Chemistry 2002, Wiley-VCH, Weinheim. .
Dinitromethane is an organic compound with the chemical formula CH2(NO2)2. Purified dinitromethane is a colorless liquid with a weak pleasant odor. It is relatively stable at room temperature and can be safely stored for months at 0 °C.
Protopanaxatriol (PPT) is an organic compound characterizing a group of ginsenosides.Ginsenosides of the protopanaxatriol group cause endothelium- dependent relaxation in the rat aorta It is a dammarane-type tetracyclic triterpene sapogenins found in ginseng (Panax ginseng) and in notoginseng (Panax pseudoginseng).
Glycidol is an organic compound that contains both epoxide and alcohol functional groups. Being bifunctional, it has a variety of industrial uses. The compound is a slightly viscous liquid that is slightly unstable and is not often encountered in pure form.
Diacetone alcohol is an organic compound with the formula CH3C(O)CH2C(OH)(CH3)2, sometimes called DAA. This colorless liquid is a common synthetic intermediate used for the preparation of other compounds, and is also used as a solvent.
Polyquaternium-7 is an organic compound in the polyquaternium class of chemicals and used in the personal care industry. It is the copolymer of acrylamide and the quaternary ammonium salt diallyldimethylammonium chloride. Its molecular formula is: (C8H16ClN)n(C3H5NO)m.
Dehydroacetic acid is an organic compound which has several industrial applications. The compound is classified as a pyrone derivative. It presents as an odorless, colorless to white crystalline powder, almost insoluble in water and moderately soluble in most organic solvents.
Acetaminosalol is an organic compound with the chemical formula C15H13NO4. It is an esterfication product of salicylic acid and paracetamol. It was marketed by Bayer under the brand name Salophen as an analgesic in the late 19th and early 20th centuries.
Butyraldehyde, also known as butanal, is an organic compound with the formula CH3(CH2)2CHO. This compound is the aldehyde derivative of butane. It is a colourless flammable liquid with an unpleasant smell. It is miscible with most organic solvents.
TosMIC (toluenesulfonylmethyl isocyanide) is an organic compound with the formula CH3C6H4SO2CH2NC. The molecule contains both sulfonyl and isocyanide groups. It is a colourless solid that, unlike many isocyanides, is odorless. It is prepared by dehydration of the related formamide derivative.
The sawmill was shut down in 2001. The Western Pacific Railroad yard was listed on August 30, 1990, for volatile organic compound (VOC) and heavy metals (arsenic, lead, and chromium) contamination. Following remediation, the site was delisted on August 29, 2001.
Insensole is an organic compound that is found as its acetate ester in some frankincense. It is a diterpene alcohol. The formula of insensole is C20H34O2Insensole (at PubChem) Incensole acetate Incensole acetate (@NIST) Its effects on animals have been studied.
Imazaquin is an imidazolinone herbicide, so named because it contains an imidazolinone core. This organic compound is used to control a broad spectrum of weed species. It is a colorless or white solid, although commercial samples can appear brown or tan.
5-Nitroimidazole is an organic compound with the formula O2NC3H2N2H. The nitro group at position 5 on the imidazole ring is the most common positional isomer. The term nitroimidazole also refers to a class of antibiotics that share similar chemical structures.
Coniferyl alcohol is a colourless crystalline organic compound. One of the monolignols, it is a phytochemical synthesized via the phenylpropanoid biochemical pathway. When copolymerized with related aromatic compounds, coniferyl alcohol forms lignin or lignans. Coniferin is a glucoside of coniferyl alcohol.
9,10-Dihydroxyanthracene is an organic compound with the formula (C6H4CHOH)2. It is the hydroquinone form of 9,10-anthraquinone (AQ). It formed when AQ is hydrogenated. It is easily dissolved in alkaline solutions and is often called soluble anthraquinone (SAQ).
Methallyl chloride is the organic compound with the formula CH2=C(CH3)CH2Cl. It is a colorless liquid and a lacrymator. Its properties are similar to those of allyl chloride. It is a strong alkylating agent used to install isobutenyl groups.
Chavicol (p-allylphenol) is a natural phenylpropene, a type of organic compound. Its chemical structure consists of a benzene ring substituted with a hydroxy group and a propenyl group. It is a colorless liquid found together with terpenes in betel oil.
Methyl yellow, or C.I. 11020, is an organic compound with the formula C6H5N2C6H4N(CH3)2. It is an azo dye derived from dimethylaniline. It is a yellow solid. According to X-ray crystallography, the C14N3 core of the molecule is planar.
Succinyl chloride is the organic compound with the formula (CH2)2(COCl)2. It is the acyl chloride derivative of succinic acid and a simple diacid chloride. It is a colorless liquid. It used as a reagent in organic synthesis.
Adipoyl chloride (or adipoyl dichloride) is the organic compound with the formula (CH2CH2C(O)Cl)2. It is a colorless liquid. It reacts with water to give adipic acid. It is prepared by treatment of adipic acid with thionyl chloride.
Trimethylolpropane (TMP) is the organic compound with the formula CH3CH2C(CH2OH)3. This colourless to white solid with a faint odor is a triol. Containing three hydroxy functional groups, TMP is a widely used building block in the polymer industry.
2-Phenylindole is an organic compound. It is the parent structure of a group of nonsteroidal selective estrogen receptor modulators (SERMs) that includes zindoxifene, bazedoxifene, and pipendoxifene, as well as the nonsteroidal estrogen D-15414 (the major metabolite of zindoxifene).
Myrcenol is an organic compound, specifically a terpenoid. It is most notable as one of the fragrant components of lavender oil. It is also found in the hop plant (Humulus lupulus). E-Myrcenol acts also as a pheromone for bark beetles.
DOTA (also known as tetraxetan) is an organic compound with the formula (CH2CH2NCH2CO2H)4. The molecule consists of a central 12-membered tetraaza (i.e., containing four nitrogen atoms) ring. DOTA is used as a complexing agent, especially for lanthanide ions.
Laurolactam is an organic compound from the group of macrocyclic lactams. Laurolactam is mainly used as a monomer in engineering plastics, such as nylon-12 and copolyamides.T. Schiffer, G. Oenbrink: Cyclododecanol, Cyclododecanone, and Laurolactam. In: Ullmann's Encyclopedia of Industrial Chemistry.
Woollins' reagent is an organic compound containing phosphorus and selenium. Analogous to Lawesson's reagent, it is used mainly as a selenation reagent. It is named after Professor John Derek Woollins, who is currently the Provost of Khalifa University, Abu Dhabi.
Propynal is an organic compound with molecular formula HC2CHO. It is the simplest chemical compound containing both alkyne and aldehyde functional groups. It is a colorless liquid with explosive properties. The compound exhibits reactions expected for an electrophilic alkynyl aldehyde.
Cyclopropenone is an organic compound with molecular formula C3H2O consisting of a cyclopropene carbon framework with a ketone functional group. It is a colorless, volatile liquid that boils near room temperature.R. Breslow, J. Pecoraro, T. Sugimoto "Cyclpropenone" Org. Synth. 1977, vol.
Cyclobutanone is an organic compound with molecular formula (CH2)3CO. It is a four-membered cyclic ketone (cycloalkanone). It is a colorless volatile liquid at room temperature. Since cyclopropanone is highly sensitive, cyclobutanone is the smallest, easily handled cyclic ketone.
2,3-Xylidine is the organic compound with the formula C6H3(CH3)2NH2. it is one of several isomeric xylidines. It is a colorless viscous liquid. The compound is used in the production of the drug mefenamic acid and the herbicide xylachlor.
4,4′-Dichlorodiphenyl sulfone (DCDPS) is an organic compound with the formula (ClC6H4)2SO2. Classified as a sulfone, this white solid is most commonly used as a precursor to polymers that are rigid and temperature-resistant such as PES or Udel.
Diphenylmethane is an organic compound with the formula (C6H5)2CH2 (often abbreviated ). The compound consists of methane wherein two hydrogen atoms are replaced by two phenyl groups. It is a white solid. Diphenylmethane is a common skeleton in organic chemistry.
Pigment Yellow 83 is an organic compound that is classified as a diarylide pigment. It is used as a yellow colorant. The compound is synthesized from three components. Treatment of 2,5-dimethoxy-4-chloroaniline with diketene gives an acetoacetylated aniline.
Cyclohexa-1,3-diene is an organic compound with the formula (C2H4)(CH)4. It is a colorless, flammable liquid. Its refractive index is 1.475 (20 °C, D). A naturally occurring derivative of 1,3-cyclohexadiene is terpinene, a component of pine oil.
N-Nitrosodiethylamine (NDEA) is an organic compound with the formula Et2NNO (Et = C2H5). A member of the nitrosamines, it is carcinogenic and mutagenic. It is a pale yellow liquid with an amine or aromatic odor. It is found in tobacco smoke.
Santonic acid is an organic compound containing both carboxylic acid and ketone functionality. It was synthesized from santonin by base-mediated hydrolysis of a lactone followed by a multistep rearrangement process by R. B. Woodward.Reusch, William (1999). "Base-catalyzed rearrangements ".
In 1991, Merck's Kelco subsidiary was responsible for volatile organic compound (VOC) emission pollution in the San Diego area. In 1996 Merck paid $1.8 million for polluting the air. New machines were installed to reduce smog emissions by a year.
Pyrrolizidine is a heterocyclic organic compound that forms the central chemical structure of a variety of alkaloids known collectively as pyrrolizidine alkaloids.Pyrrolizidine alkaloids at KEGG It is one of five classes of iminosugars. These are often synthesized from a carbohydrate.
Dimethyl tetrachloroterephthalate (DCPA, Dacthal) is an organic compound with the formula C6Cl4(CO2CH3)2. It is a colourless solid, although commercial samples can be off white. DCPA is the dimethyl ester of tetrachloroterephthalic acid. It is used as a preemergent herbicide.
Acetone imine, or 2-propanimine is an organic compound and an imine with the chemical formula (CH3)2CNH. It is a volatile and flammable liquid at room temperature. It is the simplest ketimine. This compound is mainly of academic interest.
2,2'-Biquinoline is an organic compound with the formula (C9H6N)2. It is one of several dimers of the bicyclic heterocycle called quinoline. It is prepared by reductive coupling of 2-chloroquinoline. It is a colorimetric indicator for organolithium compounds.
4-Vinylcyclohexene is an organic compound consisting of a vinyl group attached to the 4-position of the cyclohexene ring. It is a colorless liquid. Although chiral, it is used mainly as the racemate. It is a precursor to vinylcyclohexene dioxide.
Plumbagin or 5-hydroxy-2-methyl-1,4-naphthoquinone is an organic compound with the chemical formula . It is regarded as a toxin and it is genotoxic and mutagenic. Plumbagin is a yellow dye,Black Walnut. Drugs.com. formally derived from naphthoquinone.
N-Chloropiperidine is the organic compound with the formula C5H10NCl. A colorless liquid, it is a rare example of an organic chloramine, i.e. a compound with an N-Cl bond. It is prepared by treatment of piperidine with calcium hypochlorite.
Quinoxalinedione is an organic compound with the formula C6H4(NH)2(CO)2. It is a colorless solid that is soluble in polar organic solvents. Quinoxalinediones are a family of related compounds sharing the same bicyclic core. Various quinoxalinediones are drugs.
2,2'-Bithiophene is the organic compound. It is a colorless solid, although commercial samples are often greenish. It is the most common of the three isomers with formula (C4H3S)2. The other two isomers have the connectivity 2,3'- and 3,3'-.
3-Nitrooxypropanol, abbreviated 3NOP, is an organic compound with the formula HOCH2CH2CH2ONO2. It is the mononitrate ester of 1,3-propanediol. The compound is an inhibitor of the enzyme methyl coenzyme M reductase (MCR). MCR catalyzes the final step in methanogenesis.
Neophyl chloride, C6H5C(CH3)2CH2Cl, is a halogenated organic compound with unusual nucleophilic substitution properties. Neophyl chloride is used to form a versatile organolithium reagent, neophyl lithium, by reaction with lithium.Lide, R. D.; CRC Handbook of Chemistry and Physics. 2003, 590.
Diethylamino hydroxybenzoyl hexyl benzoate (INCI) is an organic compound used in sunscreens to absorb UVA radiation. It is marketed as Uvinul A Plus by BASF. DHHB has an absorption maximum of 354 nm.UV Absorber Portfolio Performance Data and Regulatory Status , cosmetics.basf.
However, many refineries now use plastic parallel plate packing to enhance the gravity separation. Today regulations often require API separators with fixed or floating covers for volatile organic compound (VOC) control. Also, most API separators must be above ground for spill detection.
Methyl thiocyanate is an organic compound with the formula CH3SCN. It is a colourless liquid with an onion-like odor. It is produced by the methylation of thiocyanate salts. The compound is a precursor to the more useful isomer methyl isothiocyanate (CH3NCS).
2,5-Xylidine is an organic compound with the formula C6H3(CH3)2NH2. It is one of several isomeric xylidines. It is a colorless viscous liquid. Commercially significant derivatives include Solvent Yellow 30, Solvent Red 22, Acid Red 65, and Solvent Red 26.
N-Hydroxysuccinimide (NHS) is an organic compound with the formula (CH2CO)2NOH. It is a white solid that is used as a reagent for preparing active esters in peptide synthesis. It can be synthesized by heating succinic anhydride with hydroxylamine or hydroxylamine hydrochloride.
Methyl vinyl ether is an organic compound with the chemical formula CH3OCH=CH2. A colorless gas, it is the simplest enol ether. It is used as a synthetic building block, as is the related compound ethyl vinyl ether (a liquid at room temperature).
Chemical structure of 4-Methylcyclohexanemethanol. 4-Methylcyclohexanemethanol (MCHM), or more appropriately 4-methylcyclohexylmethanol, is an organic compound with the formula CH3C6H10CH2OH. Classified as an alcohol, it exists as two isomers with similar properties. MCHM is a colorless oil with an odor of licorice.
Benzamidine is the organic compound with the formula C6H5C(NH)NH2. It is the simplest aryl amidine. The compound is a white solid that is slightly soluble in water. It is usually handled as the hydrochloride salt, a white, water- soluble salt.
Sulfometuron methyl is an organic compound used as a herbicide. It is classed as a sulfonylurea. It functions via the inhibitition of acetolactate synthase enzyme, which catalyses the first step in biosynthesis of the branched-chain amino acids valine, leucine and isoleucine.
Acetoguanamine is an organic compound with the chemical formula (CNH2)2CCH3N3. It is related to melamine but with one amino group replaced by methyl. Acetoguanamine is used in the manufacturing of melamine resins. Unlike melamine ((CNH2)3N3), acetoguanamine is not a crosslinker.
Benzo[c]thiophene is an organic compound with the chemical formula C8H6S. The similarly named Benzo[b]thiophene is an isomer with the sulfur in the position adjacent to the benzene ring. Benzo[b]thiophene is more stable and far more commonly encountered.
Picric acid is an organic compound with the formula (O2N)3C6H2OH. Its IUPAC name is 2,4,6-trinitrophenol (TNP). The name "picric" comes from the Greek word πικρός (pikros), meaning "bitter", due to its bitter taste. It is one of the most acidic phenols.
4-Ethyltoluene is an organic compound with the formula CH3C6H4C2H5. It is one of three isomers of ethyltoluene, the other two isomers being 3-ethyltoluene and 2-ethyltoluene. All are colorless liquids and all are used for the production of specialty polystyrenes.
Diethyl maleate is an organic compound with the CAS Registry number 141-05-9. It is chemically a maleate ester with the formula C8H12O4. It is a colorless liquid at room temperature. It has the IUPAC name of diethyl (Z)-but-2-enedioate.
2-Methylsuccinic acid is an organic compound with the formula HO2CCH(CH3)CH2CO2H. A white solid, it is the simplest chiral dicarboxylic acid. It is a recurring component of urban aerosols. Salts and esters of 2-methylsuccinic acid are called 2-methylsuccinates.
Propionitrile, also known as ethyl cyanide and propanenitrile, is an organic compound with the formula CH3CH2CN. It is a simple aliphatic nitrile. The compound is a colourless, water-soluble liquid. It is used as a solvent and a precursor to other organic compounds.
N-Formylmorpholine is the organic compound with the formula O(C2H4)2NCHO. It is the formamide of morpholine (O(C2H4)2NH). A colorless compound, it is a useful high temperature solvent akin to dimethylformamide. It has been used as a formylating agent.
Dibenzylether is the organic compound with the formula (C6H5CH2)2O. It is classified as an ether derived from benzyl alcohol. A colorless, nearly odorless oil, the compound's main use is as a plasticizer. It is prepared by treating benzyl chloride with base.
2-Aminobiphenyl (2-APB) is an organic compound with the formula C6H5C6H4NH2. It is an amine derivative of biphenyl. It is a colorless solid, although aged samples can appear colored even black. Palladacycles obtained from 2-aminobiphenyl are popular catalysts for cross-coupling.
4-Vinylcyclohexene dioxide (VCD) is an organic compound that contains two epoxide functional groups. It is industrially used as a crosslinking agent for the production of epoxy resins. It is a colourless liquid. It is an intermediate for synthesis of organic compounds.
PMDTA (N,N,N′,N′′,N′′-pentamethyldiethylenetriamine) is an organic compound with the formula [(CH3)2NCH2CH2]2NCH3. PMDTA is a basic, bulky, and flexible, tridentate ligand that is a used in organolithium chemistry. It is a colorless liquid, although impure samples appear yellowish.
Glyoxal-bis(mesitylimine) is an organic compound with the formula H2C2(NC6H2Me3)2 (Me = methyl). It is a yellow solid that is soluble in organic solvents. It is classified as a diimine ligand. It is used in coordination chemistry and homogeneous catalysis.
Ethyl palmitate is an organic compound with the chemical formula C18H36O2. It is a colorless solid with a wax-like odor. Chemically, ethyl palmitate is the ethyl ester of palmitic acid. Ethyl palmitate is used as a hair- and skin- conditioning agent.
Methyl pyruvate is the organic compound with the formula CH3C(O)CO2CH3. This colorless liquid is the methyl ester of pyruvic acid. It has attracted interest as a prochiral precursor to alanine and lactic acid. It is prepared by esterification of pyruvic acid.
Dimethylol propionic acid -DMPA is a chemical compound that has the full IUPAC name of 2,2-bis(hydroxymethyl)propionic acid and is an organic compound with one carboxyl and two hydroxy groups.. It has the CAS Registry Number of 4767-03-7.
Propanethiol is an organic compound with the molecular formula C3H8S. It belongs to the group of thiols. It is a colorless liquid with a strong, offensive odor. It is moderately toxic and is less dense than water and slightly soluble in water.
3-Aminobiphenyl is an organic compound with the formula C6H5C6H4NH2. It is one of three monoamine derivatives of biphenyl. It is a colorless solid, although aged samples can appear colored. It is obtained from 3-bromoaniline and phenylboronic acid by Suzuki coupling.
Propadiene or allene is the organic compound with the formula H2C=C=CH2. It is the simplest allene i.e. a compound with two adjacent carbon double bonds. As a constituent of MAPP gas, it has been used as a fuel for specialized welding.
Luteophanol is a type of organic compound. There are variants labeled luteophanol A through luteophanol D. They contain the following common fragments with amphidinols: # Polyhydroxyl groups. # Two tetrahydropyran rings. Luteophanols have demonstrated antibacterial properties, but unlike amphidinols, they do not show antifungal activity.
2-Hydroxy-3-methyl-2-cyclopenten-1-one is an organic compound related to 1,2-cyclopentanedione. It is the enol tautomer of the diketone 3-methylcyclopentane-1,2-dione. Being an enol, the compound is often called methylcyclopentenolone. It is a colorless solid.
Choline chloride is an organic compound with the formula (CH3)3NCH2CH2OH]Cl. It is bifunctional, containing both quaternary ammonium salt and an alcohol. The cation is choline, which occurs naturally. It is a white, water-soluble salt used mainly in animal feed.
Cyclopropene is an organic compound with the formula 34. It is the simplest cycloalkene. Because the ring is highly strained, cyclopropene is difficult to prepare and highly reactive. This colorless gas has been the subject for many fundamental studies of bonding and reactivity.
Cyclohexanone is the organic compound with the formula (CH2)5CO. The molecule consists of six-carbon cyclic molecule with a ketone functional group. This colorless oil has an odor reminiscent of that of acetone. Over time, samples of cyclohexanone assume a yellow color.
Allyl chloride is the organic compound with the formula CH2=CHCH2Cl. This colorless liquid is insoluble in water but soluble in common organic solvents. It is mainly converted to epichlorohydrin, used in the production of plastics. It is a chlorinated derivative of propylene.
4-Vinylpyridine is an organic compound with the formula CH2CHC5H4N. It is a derivative of pyridine with a vinyl group in the 4-position. It is a colorless liquid, although impure samples are often brown. It is a monomeric precursor to specialty polymers.
Xanthene (9H-xanthene, 10H-9-oxaanthracene) is the organic compound with the formula CH2[C6H4]2O. It is a yellow solid that is soluble in common organic solvents. Xanthene itself is an obscure compound, but many of its derivatives are useful dyes.
1,2,3-Trimethylbenzene is an organic compound with the chemical formula CH(CH). Classified as an aromatic hydrocarbon, it is a flammable colorless liquid. It is nearly insoluble in water but soluble in organic solvents. It occurs naturally in coal tar and petroleum.
1,2-Cyclohexanedione is an organic compound with the formula (CH)(CO). It is one of three isomeric cyclohexanediones. It is a colorless compound that is soluble in a variety of organic solvents. It can be prepared by oxidation of cyclohexanone by selenium dioxide.
Methylketol or 2-methylindole is a mildly toxic and slightly flammable organic compound which occurs as a white solid which turns brown over time. It has chemical formula 99. Methylketol is used as an intermediate for synthesizing dyes, pigments, optical brighteners, and pharmaceuticals.
Benzidine (trivial name), also called 1,1'-biphenyl-4,4'-diamine (systematic name), is an organic compound with the formula (C6H4NH2)2. It is an aromatic amine. It is a component of a test for cyanide. Related derivatives are used in the production of dyes.
In some cases, building techniques and skills (such as advanced framing) and waste minimalization are recognized, and most demand that all wood adhesives, resins, engineered and composite products contain no added urea formaldehyde and have strict limits on VOC (volatile organic compound) content.
Propanamide has the chemical formula CH3CH2C=O(NH2). It is the amide of propanoic acid. This organic compound is a mono-substituted amide. Organic compounds of the amide group can react in many different organic processes to form other useful compounds for synthesis.
3-Hexyne is the organic compound with the formula C2H5CCC2H5. This colorless liquid is one of three isomeric hexynes. 3-Hexyne forms with 5-decyne, 4-octyne, and 2-butyne a series of symmetric alkynes. It is a reagent in organometallic chemistry.
Ethyl cyanoacetate is an organic compound that contains a carboxylate ester and a nitrile. It is a colourless liquid with a pleasant odor. This material is useful as a starting material for synthesis due to its variety of functional groups and chemical reactivity.
1-Aminopropan-2-ol is the organic compound with the formula CH3CH(OH)CH2NH2. It is an amino alcohol. The term isopropanolamine may also refer more generally to the additional homologs diisopropanolamine (DIPA) and triisopropanolamine (TIPA). 1-Aminopropan-2-ol is chiral.
Bicyclo[1.1.1]pentane is an organic compound, the simplest member of the bicyclic bridged compounds family. It is a hydrocarbon with formula C5H8. The molecular structure consists of three rings of four carbon atoms each. Bicyclo[1.1.1]pentane is a highly strained molecule.
Acetoin, also known as 3-hydroxybutanone or acetyl methyl carbinol, is an organic compound with the formula CH3CH(OH)C(O)CH3. It is a colorless liquid with a pleasant, buttery odor. It is chiral. The form produced by bacteria is (R)-acetoin.
Cyclohexylbenzene is the organic compound with the formula C6H5-C6H11. It is a derivative of benzene with a cyclohexyl substituent (C6H11). A colorless liquid, it is produced by the alkylation of benzene with cyclohexene. It is generated by the hydrodesulfurization of dibenzothiophene.
Padimate A is an organic compound that is an ingredient in some sunscreens. It is an ester derivative of PABA. This aromatic chemical absorbs ultraviolet rays thereby preventing sunburn. However, its chemical structure and behaviour is similar to an industrial free radical generator.
Dihydroquinine, also known as hydroquinine, is an organic compound and as a cinchona alkaloid closely related to quinine. The specific rotation is −148° in ethanol. A derivative of this molecule is used as chiral ligand in the AD- mix for Sharpless dihydroxylation.
2-Naphthoic acid is an organic compound of the formula C10H7CO2H. It is one of two isomeric carboxylic acid derivatives of naphthalene, the other one being 1-naphthoic acid. It can be prepared by carboxylation of 1-chloronaphthalene. Its pKa is 4.2.
Fenchone is an organic compound classified as a monoterpenoid and a ketone. It is a colorless oily liquid. It has a structure and an odor similar to those of camphor. Fenchone is a constituent of absinthe and the essential oil of fennel.
2-Chloroquinoline is an organic compound with the formula ClC9H6N. It is one of several isomeric chloro derivatives of the bicyclic heterocycle called quinoline. A white solid, 2-chloroquinoline can be prepared from vinylaniline and phosgene. It is a precursor to 2,2'-biquinoline.
Phthalic anhydride is the organic compound with the formula :-C6H4(CO)2O. It is the anhydride of phthalic acid. Phthalic anhydride is a principal commercial form of phthalic acid. It was the first anhydride of a dicarboxylic acid to be used commercially.
3-Penten-2-one is an organic compound with the formula CH3C(O)CH=CHCH3. It exists as E and Z stereoisomers. The compound is classified as an α,β-unsaturated ketone. It is a colorless volatile liquid with fruity to pungent odor.
This oil mostly consists of 1,8-Cineole, the organic compound Eucalyptol, which may account for these properties. In 1999, the non-profit organization Seacology helped to preserve this and other plants by creating a national park around Mt. Angavokely, near Antananarivo in Madagascar.
Tetraacetylethylenediamine, commonly abbreviated as TAED, is an organic compound with the formula (CH3C(O))2NCH2CH2N(C(O)CH3)2. This white solid is commonly used as a bleach activator in laundry detergents and for paper pulp. It is produced by acetylation of ethylenediamine.
Diethylamine is an organic compound with the formula (CH3CH2)2NH. It is a secondary amine. It is a flammable, weakly alkaline liquid that is miscible with most solvents. It is a colorless liquid, but commercial samples often appear brown due to impurities.
Isophthalonitrile is an organic compound with the formula C6H4(CN)2. Two other isomers exist, phthalonitrile and terephthalonitrile. All three isomers are produced commercially by ammoxidation of the corresponding xylene isomers. Isophthalonitrile is a colorless or white solid with low solubility in water.
Borneol is a bicyclic organic compound and a terpene derivative. The hydroxyl group in this compound is placed in an endo position. Being chiral, borneol exists as two enantiomers. Both (+)-borneol (older name d-borneol) and (−)-borneol (l-borneol) are found in nature.
Furfuryl alcohol is an organic compound containing a furan substituted with a hydroxymethyl group. It is a colorless liquid, but aged samples appear amber. It possesses a faint odor of burning and a bitter taste. It is miscible with but unstable in water.
Phenyl azide is an organic compound with the formula C6H5N3. It is one of the prototypical organic azides. It is a pale yellow oily liquid with a pungent odor. The structure consists of a linear azide substituent bound to a phenyl group.
Methyl cyanoacrylate (MCA) is an organic compound that contains several functional groups: a methyl ester, a nitrile, and an alkene. It is a colorless liquid with low viscosity. Its chief use is as the main component of cyanoacrylate glues.Methyl 2-cyanoacrylate at Inchem.
Dipicolylamine is an organic compound with the formula HN(CH2C5H4N)2. It is a yellow liquid that is soluble in polar organic solvents. The molecule is a secondary amine with two picolyl substituents. The compound is a common tridentate ligand in coordination chemistry.
Dinosporin is a macromolecular, highly resistant organic compound which forms or partly forms, the enclosing wall of fossilizable organic-walled dinoflagellate cysts.Fensome, R.A., Taylor, F.J.R., Norris, G., Sarjeant, W.A.S., Wharton, D.I., and Williams, G.L., 1993. A classification of modern and fossil dinoflagellates, Sheridan Press, Hanover.
Benzoguanamine is an organic compound with the chemical formula (CNH2)2(CC6H5)N3. It is related to melamine but with one amino group replaced by phenyl. Benzooguanamine is used in the manufacturing of melamine resins. Unlike melamine ((CNH2)3N3), benzoguanamine is not a crosslinker.
Cyclopentadiene is an organic compound with the formula C5H6.LeRoy H. Scharpen and Victor W. Laurie (1965): "Structure of cyclopentadiene". The Journal of Chemical Physics, volume 43, issue 8, pages 2765-2766. It is often abbreviated CpH because the cyclopentadienyl anion is abbreviated Cp−.
Benzoin ( or ) is an organic compound with the formula PhCH(OH)C(O)Ph. It is a hydroxy ketone attached to two phenyl groups. It appears as off-white crystals, with a light camphor-like odor. Benzoin is synthesized from benzaldehyde in the benzoin condensation.
Acetone oxime (acetoxime) is the organic compound with the formula (CH3)2CNOH. It is the simplest example of a ketoxime. It is a white crystalline solid that is soluble in water, ethanol, ether, chloroform, and ligroin. It is used as a reagent in organic synthesis.
N-Vinylpyrrolidone (NVP) is an organic compound consisting of a 5-membered lactam linked to a vinyl group. It is a colorless liquid although commercial samples can appear yellowish. It is produced industrially by vinylation of 2-pyrrolidone, i.e. the base-catalyzed reaction with acetylene.
2,5-Dimethoxybenzaldehyde is an organic compound and a benzaldehyde derivative. One of its uses is the production of 2,5-dimethoxyphenethylamine, also known as 2C-H. 2C-H is used to produce many other substituted phenethylamines such as 2C-B, 2C-I and 2C-C.
Performic acid (PFA) is an organic compound with the formula CH2O3. It is an unstable colorless liquid which can be produced by mixing formic acid with hydrogen peroxide. Owing to its oxidizing and disinfecting action, it is used in the chemical, medical and food industries.
Euxanthone is a naturally occurring xanthonoid, an organic compound with the molecular formula C13H8O4. It can be synthesized from gentisic acid, β-resorcylic acid, and acetic anhydride. It occurs naturally in many plant species. Commercial production is from purified root extract of Polygala tenuifolia.
4-Nitrobenzoic acid is an organic compound with the formula C6H4(NO2)CO2H. It is a pale yellow solid. It is a precursor to 4-nitrobenzoyl chloride, the precursor to the anesthetic procaine and folic acid. It is also a precursor to 4-aminobenzoic acid..
Adamantane is an organic compound with a formula C10H16 or, more descriptively, (CH)4(CH2)6. Adamantane molecules can be described as the fusion of three cyclohexane rings. The molecule is both rigid and virtually stress-free. Adamantane is the most stable isomer of C10H16.
1,2-Diphenyl-1,2-ethylenediamine, DPEN, is an organic compound with the formula H2NCHPhCHPhNH2, where Ph is phenyl (C6H5). DPEN exists as three stereoisomers: meso and two enantiomers S,S- and R,R-. The chiral diastereomers are used in asymmetric hydrogenation. Both diastereomers are bidentate ligands.
Sesamex, also called sesoxane, is an organic compound used as a synergist; that is, it enhances the potency of pesticides such pyrethrins and pyrethroids, but is itself not a pesticide.Robert L. Metcalf “Insect Control” in Ullmann’s Encyclopedia of Industrial Chemistry” Wiley-VCH, Weinheim, 2002.
Stictic acid is an aromatic organic compound, a product of secondary metabolism in some species of lichens. Stictic acid is the subject of preliminary biomedical research. Stictic acid has cytotoxic and apoptotic effects in vitro. Computational studies suggest stictic acid may also stimulate p53 reactivation.
4-Anisaldehyde, or p-Anisaldehyde, is an organic compound with the formula CH3OC6H4CHO. The molecule consists of a benzene ring with an formyl and a methoxy group. It is a colorless liquid with a strong aroma. It provides sweet, floral and strong aniseed odor.
Lutidinic acid (pyridine-2,4-dicarboxylic acid) is an organic compound that belongs to the heterocycles (more precisely, heteroaromatics). It belongs to the group of pyridine dicarboxylic acids and consists of a pyridine ring, which carries two carboxy groups in the 2- and 4-position.
2,2'-Dipyridylamine is an organic compound with the formula (C5H4N)2NH. It consists of a pair of 2-pyridyl groups (C5H4N) linked to a secondary amine. The compound forms a range of coordination complexes. Its conjugate base, 2,2'-dipyridylamide, forms extended metal atom chains.
2,4-Diaminotoluene is an organic compound with the formula C6H3(NH2)2CH3. It is one isomer of six with this formula. It is a white solid although commercial samples are often yellow-tan. It is prepared by hydrogenation of 2,4-dinitrotoluene using a nickel catalyst.
Nitrobenzene is an organic compound with the chemical formula C6H5NO2. It is a water-insoluble pale yellow oil with an almond-like odor. It freezes to give greenish-yellow crystals. It is produced on a large scale from benzene as a precursor to aniline.
Polydioctylfluorene (PFO) is an organic compound, a polymer of 9,9-dioctylfluorene, with formula (C13H6(C8H17)2)n. It is an electroluminescent conductive polymer that characteristically emits blue light. Like other polyfluorene polymers, it has been studied as a possible material for light-emitting diodes.
1,4-Diazacycloheptane is an organic compound with the formula (CH2)5(NH)2. This cyclic diamine is a colorless oily liquid that is soluble in polar solvents. It is studied as a chelating ligand. The N-H centers can be replaced with many other groups.
Isopropenyl acetate is an organic compound, which is the acetate ester of the enol tautomer of acetone. This colorless liquid is significant commercially as the principal precursor to acetylacetone. In organic synthesis, it is used to prepare enol acetates of ketones and acetonides from diols.
Pentamethylbenzene is an organic compound with the formula C6H(CH3)5. It is a colourless solid with a sweet odor. The compound is classified as an aromatic hydrocarbon. It is a relatively easily oxidized benzene derivative, with E1/2 of 1.95 V vs NHE.
Maleic anhydride is an organic compound with the formula C2H2(CO)2O. It is the acid anhydride of maleic acid. It is a colorless or white solid with an acrid odor. It is produced industrially on a large scale for applications in coatings and polymers.
Argpyrimidine is an organic compound with the chemical formula C11H18N4O3. It is an advanced glycation end-product formed from arginine and methylglyoxal through the Maillard reaction. Argpyrimidine has been studied for its food chemistry purposes and its potential involvement in aging diseases and Diabetes Mellius.
Penguinone is an organic compound with the molecular formula . Its name comes from the fact that its 2-dimensional molecular structure resembles a penguin. The suffix "-one" indicates that it is a ketone. The systematic name of the molecule is 3,4,4,5-tetramethylcyclohexa-2,5-dienone.
2,2-Dichloropropionic acid is the organic compound with the formula CH3CCl2CO2H. A colorless liquiud, it once was marketed under the name Dalapon as a selective herbicide used to control perennial grasses. The major use of dalapon was on food crops including sugarcane and sugar beets.
Dihydrotetrabenazine or DTBZ is an organic compound with the chemical formula C19H29NO3. It is a close analog of tetrabenazine. DTBZ and its derivatives, when labeled with positron emitting isotopes such as carbon-11 and fluorine-18, are used as PET radioligands for examining VMAT2.
2,5-Diaminotoluene is an organic compound with the formula C6H3(NH2)2CH3. It is one isomer of six with this formula. 2,5-Diaminotoluene is a colorless crystalline solid, although commercial samples are often colored owing to air oxidation. It is commonly used in hair coloring.
DABCO (1,4-diazabicyclo[2.2.2]octane) is a bicyclic organic compound with the formula N2(C2H4)3. This colorless solid is a highly nucleophilic tertiary amine base, which is used as a catalyst and reagent in polymerization and organic synthesis.Uppuluri V. Mallavadhani, Nicolas Fleury-Bregeot.
Tetrahydrofuran (THF), or oxolane, is an organic compound with the formula (CH2)4O. The compound is classified as heterocyclic compound, specifically a cyclic ether. It is a colorless, water-miscible organic liquid with low viscosity. It is mainly used as a precursor to polymers.
Glycinamide is a organic compound with the molecular formula H2NCH2C(O)NH2. It is the amide derivative of the amino acid glycine. It is a water-soluble, white solid. Amino acid amides, such as glycinamide are prepared by treating the amino acid ester with ammonia.
1,2-Dimethoxybenzene, commonly known as veratrole, is an organic compound with the formula CH(OCH). It is one of three isomers of dimethoxybenzene. It is a colorless liquid, with a pleasant odor and slight solubility in water. It is the dimethyl ether derived from pyrocatechol.
Methylglyoxal (MGO) is the organic compound with the formula CH3C(O)CHO. It is a reduced derivative of pyruvic acid. It is a reactive compound that is implicated in the biology of diabetes. Methylglyoxal is produced industrially by degradation of carbohydrates using overexpressed methylglyoxal synthase.
Coumestan is a heterocyclic organic compound. Coumestan forms the central core of a variety of natural compounds known collectively as coumestans. Coumestans are oxidation products of pterocarpan that are similar to coumarin. Coumestans, including coumestrol, a phytoestrogen, are found in a variety of plants.
4-Vinylanisole is an organic compound with the formula CH3OC6H4CH=CH2. It is one of three isomers of vinylanisole. A colorless liquid, 4-vinylanisole is found in a number of foods and drinks. It is also a monomer for the synthesis of modified polystyrenes.
Nitrosobenzene is the organic compound with the formula C6H5NO. It is one of the prototypical organic nitroso compounds. Characteristic of its functional group, it is a dark green species that exists in equilibrium with its pale yellow dimer. Both monomer and dimer are diamagnetic.
Cyclohexenone is an organic compound which is a versatile intermediate used in the synthesis of a variety of chemical products such as pharmaceuticals and fragrances.Podraze, K.F. Org. Prep. Proced. Int., 1991, 23, p. 217. It is colorless liquid, but commercial samples are often yellow.
Dimethylbenzylamine is the organic compound with the formula C6H5CH2N(CH3)2. The molecule consists of a benzyl group, C6H5CH2, attached to a dimethylamino functional group. It is a colorless liquid. It is used as a catalyst for the formation of polyurethane foams and epoxy resins.
Fluorene , or 9H-fluorene is an organic compound with the formula (C6H4)2CH2. It forms white crystals that exhibit a characteristic, aromatic odor similar to that of naphthalene. It has a violet fluorescence, hence its name. For commercial purposes it is obtained from coal tar.
1,4-Butynediol is an organic compound that is an alkyne and a diol. It is a colourless, hygroscopic solid that is soluble in water and polar organic solvents. It is a commercially significant compound in its own right and as a precursor to other products.
2-Chlorophenol or ortho-chlorophenol is an organic compound with the formula C6H4Cl(OH). It is one of three isomeric monochloride derivatives of phenol. As from occasional use as a disinfectant, it has few applications. It is an intermediate in the polychlorination of phenol.
1,4-Dicyanobenzene is an organic compound with the formula C6H4(CN)2. Two other isomers exist, phthalonitrile and isophthalonitrile. All three isomers are produced commercially by ammoxidation of the corresponding xylene isomers. 1,4-Dicyanobenzene is a colorless or white solid with low solubility in water.
Armstrong's acid (naphthalene-1,5-disulfonic acid) is a fluorescent organic compound with the formula C10H6(SO3H)2. It is one of several isomers of naphthalenedisulfonic acid. It a colorless solid, typically obtained as the tetrahydrate. Like other sulfonic acids, it is a strong acid.
Diketene is an organic compound with the molecular formula C4H4O2, and which is sometimes written as (CH2CO)2. It is formed by dimerization of ketene, H2C=C=O. Diketene is a member of the oxetane family. It is used as a reagent in organic chemistry.
Glutaric acid is the organic compound with the formula C3H6(COOH)2 . Although the related "linear" dicarboxylic acids adipic and succinic acids are water- soluble only to a few percent at room temperature, the water-solubility of glutaric acid is over 50% (w/w).
Dodecanal, also known as lauraldehyde or dodecyl aldehyde, is an organic compound with the chemical formula CH3(CH2)10CHO. This colourless liquid is a component of many fragrances. It occurs naturally in citrus oils, but commercial samples are usually produced from dodecanol by dehydrogenation.
Furoin or 1,2-di(furan-2-yl)-2-hydroxyethanone is an organic compound with formula C10H8O4. It can be produced from furfural by a benzoin condensation reaction catalyzed by cyanide ions. Denis Lorient (1999), New ingredients in food processing: biochemistry and agriculture. Woodhead Publishing. .
N-Phenylglycine is an organic compound with the formula C6H5NHCH2CO2H. This white solid achieved fame as the industrial precursor to indigo dye. It is a non-proteinogenic alpha amino acid related to sarcosine, but with an N-phenyl group in place of N-methyl.
Phenylglycine is the organic compound with the formula C6H5CH(NH2)CO2H. It is a non-proteinogenic alpha amino acid related to alanine, but with a phenyl group in place of the methyl group. It is a white solid. The compound exhibits some biological activity.
Hydroxypyruvic acid is the organic compound with the formula HOCH2C(O)CO2H. It is a white solid. It is encountered in many biochemical contexts, being the oxidized derivative of lactic acid, a degradation product of RUBISCO, and the result of oxidative deamination of serine.
Trifluorotoluene is an organic compound with the formula of C6H5CF3. This colorless fluorocarbon is used as a specialty solvent in organic synthesis and an intermediate in the production of pesticides and pharmaceuticals.Banks, R.E. Organofluorine Chemicals and their Industrial Applications, Ellis Horwood LTD, Chichester, 1979.
He also made the acquaintance, while still a child, of the physical chemist Arthur Amos Noyes. Mulliken helped with some of the editorial work when his father wrote his four-volume text on organic compound identification, and thus became an expert on organic chemical nomenclature.
1,3-Indandione (indanedione) is an organic compound with the molecular formula C9H6O2. Chemically, it is a β-diketone. In standard conditions it is referred to in different sources as either a colorless or yellowish, Нейланд О. Я. Органическая химия: Учеб. для хим. спец. вузов.
Structure of guanamines, R = alkyl, aryl, etc. In organic chemistry, a guanamine is an organic compound with the formula (H2NC)2N3CR. They are heterocycles of the triazine class. Guanamines are closely related to melamine ((H2NC)3N3), except with one amino substituent replaced by an organic group.
Phosgene oxime, or CX, is an organic compound with the formula Cl2CNOH. It is a potent chemical weapon, specifically a nettle agent. The compound itself is a colorless solid, but impure samples are often yellowish liquids. It has a strong, disagreeable odor and a violently irritating vapor.
Azobisisobutyronitrile (abbreviated AIBN) is an organic compound with the formula [(CH3)2C(CN)]2N2. This white powder is soluble in alcohols and common organic solvents but is insoluble in water. It is often used as a foamer in plastics and rubber and as a radical initiator.
2,2'-Biphenol is an organic compound with the formula (C6H4OH)2. It is one of three symmetrical isomers of biphenol. A white solid, it is a precursor to diphosphite ligands that are used to support industrial hydroformylation catalysis. BiPhePhos is representative diphosphite ligand derived from 2,2'-biphenol.
Thioanisole is an organic compound with the formula CH3SC6H5. It is a colorless liquid that is soluble in organic solvents. It is the simplest alkyl–aryl thioether. The name indicates that this compound is the sulfur analogue—the thioether rather than the oxygen-centered ether—of anisole.
Ethyl lactate, also known as lactic acid ethyl ester, is the organic compound with the formula CH3CH(OH)CO2CH2CH3. It is the ethyl ester of lactic acid. A colorless liquid, it is a chiral ester. Being naturally derived, it is readily available as a single enantiomer.
Triuret is an organic compound with the formula (H2NC(O)NH)2CO. It is a product from the pyrolysis of urea. Triuret is a colorless, crystalline, hygroscopic solid, slightly soluble in cold water or ether, and more soluble in hot water. It is a planar molecule.
Ethylene glycol (IUPAC name: ethane-1,2-diol) is an organic compound with the formula (CH2OH)2. It is mainly used for two purposes, as a raw material in the manufacture of polyester fibers and for antifreeze formulations. It is an odorless, colorless, sweet-tasting, viscous liquid.
1,1-Dimethylethylenediamine is the organic compound with the formula (CH)N)CHCHNH. It is a colorless liquid with a fishy odor. It features one primary amine and a tertiary amine. It is used to prepare a chelating diamine- containing ligands for the preparation of metal catalysts.
Thiazolidine is a heterocyclic organic compound with the formula (CH2)3(NH)S. It is a 5-membered saturated ring with a thioether group and an amine group in the 1 and 3 positions. It is a sulfur analog of oxazolidine. Thiazolidine is a colorless liquid.
Pelargonic acid, also called nonanoic acid, is an organic compound with structural formula CH3(CH2)7CO2H. It is a nine-carbon fatty acid. Nonanoic acid is a colorless oily liquid with an unpleasant, rancid odor. It is nearly insoluble in water, but very soluble in organic solvents.
Phenyl isocyanate is an organic compound typically abbreviated PhNCO. The molecule consists of a phenyl ring attached to the isocyanate functional group. It is a colourless liquid that reacts with water. Phenyl isocyanate has a strong odor and tearing vapours, therefore it is therefore handled with care.
Pivalic acid is a carboxylic acid with a molecular formula of (CH3)3CCO2H. This colourless, odiferous organic compound is solid at room temperature. A common abbreviation for the pivalyl or pivaloyl group (t-BuC(O)) is Piv and for pivalic acid (t-BuC(O)OH) is PivOH.
Methyl fluorosulfonate, also known as magic methyl, is the organic compound with the formula FSO2OCH3. It is a colorless liquid that is used as a strong methylating agent in organic synthesis. Because of its extreme toxicity, it has largely been replaced by the related reagent methyl trifluoromethanesulfonate.
2,6-Lutidine is a natural heterocyclic aromatic organic compound with the formula (CH3)2C5H3N. It is one of several dimethyl-substituted derivative of pyridine, all of which are referred to as lutidines It is a colorless liquid with mildly basic properties and a pungent, noxious odor.
Azure A is an organic compound with the chemical formula C14H14ClN3S. It is a light blue to dark blue dye. It is used as a screening test for mucopolysaccharides. It can also be used to stain lysosome in blood smears, and is often used in Giemsa stain.
Butyryl chloride is an organic compound with the chemical formula CH3CH2CH2C(O)Cl. It is a colorless liquid with a pungent odor. Butyryl chloride is soluble in aprotic organic solvents, but it reacts readily with water and alcohols. It is usually produced by chlorination of butyric acid.
Oxalic acid is an organic compound with the formula C2H2O4. It is a white crystalline solid that forms a colorless solution in water. Its condensed formula is HOOCCOOH, reflecting its classification as the simplest dicarboxylic acid. Its acid strength is much greater than that of acetic acid.
Isoquinoline is a heterocyclic aromatic organic compound. It is a structural isomer of quinoline. Isoquinoline and quinoline are benzopyridines, which are composed of a benzene ring fused to a pyridine ring. In a broader sense, the term isoquinoline is used to make reference to isoquinoline derivatives.
Pyrazine is a heterocyclic aromatic organic compound with the chemical formula C4H4N2. It is a symmetrical molecule with point group D2h. Pyrazine is less basic than pyridine, pyridazine and pyrimidine. Pyrazine and a variety of alkylpyrazines are flavor and aroma compounds found in baked and roasted goods.
Trimethylamine N-oxide (TMAO) is an organic compound with the formula (CH3)3NO. It is in the class of amine oxides. Although the anhydrous compound is known, trimethylamine N-oxide is usually encountered as the dihydrate. Both the anhydrous and hydrated materials are white, water-soluble solids.
Tetramethylguanidine is an organic compound with the formula HNC(N(CH)). This colourless liquid is a strong base, as judged by the high pK of it conjugate acid. It was originally prepared from tetramethylthiourea via S-methylation and amination, but alternative methods start from cyanogen iodide.
Homosalate is an organic compound used in some sunscreens. It is made by the Fischer–Speier esterification of salicylic acid and 3,3,5-trimethylcyclohexanol, the latter being a hydrogenated derivative of isophorone. Contained in 45% of U.S. sunscreens, it is used as a chemical UV filter.Homosalate, ChemIDplus.
Monobenzyl phthalate (MBzP) also known as benzene-1, 2-dicarboxylic acid is an organic compound with the condensed structural formula C6H5CH2OOCC6H4COOH. It is the major metabolite of butyl benzyl phthalate, more than monobutyl phthalate (MBP). Like many phthalates, MBP has attracted attention as a potential endocrine disruptor.
1,8-Naphthyridine is an organic compound with the formula C8H6N2. It is the most well-studied of the six isomeric naphthyridines, a subset of diazanaphthalenes with nitrogen in the separate rings. Enoxacin, nalidixic acid, and trovafloxacin are 1,8-naphthyridine derivatives with antibacterial properties related to the fluoroquinolones.
Dicyclohexylurea is an organic compound, specifically, a urea. It is the byproduct of the reaction of dicyclohexylcarbodiimide with amines or alcohols. It may be prepared by the reaction of cyclohexylamine and S,S-dimethyl dithiocarbonate. 1,3-Dicyclohexyl urea (DCU) is a potent soluble epoxide hydrolase (sEH) inhibitor.
2,2,2-Trifluoroethanol is the organic compound with the formula CF3CH2OH. Also known as TFE or trifluoroethyl alcohol, this colourless, water-miscible liquid has a smell reminiscent of ethanol. Due to the electronegativity of the trifluoromethyl group, this alcohol exhibits a stronger acidic character compared to ethanol.
Other medicinal provisions from plant parts include balm for arthritis using leaves of Cassia tora. Cassia tora is one of the recognized plants that contain the organic compound anthraquinone and is used in Chinese and Ayurvedic medicine. This herb is used in Ayurveda for treatment of swellings.
Veratraldehyde (3,4-dimethoxybenzaldehyde) is an organic compound that is widely used as a flavorant and odorant. The compound is structurally related to benzaldehyde. This compound is popular commercially because of its pleasant woody fragrance. It is derivative of vanillin, from which it is prepared by methylation.
Propargyl alcohol, or 2-propyn-1-ol, is an organic compound with the formula C3H4O. It is the simplest stable alcohol containing an alkyne functional group.Merck Index, 11th Edition, 7819 Propargyl alcohol is a colorless viscous liquid that is miscible with water and most polar organic solvents.
Bicyclo[6.2.0]decapentaene is a bicyclic organic compound and an isomer of naphthalene and azulene. Whether this substance is an aromatic compound is of interest to researchers. Both the component cyclobutadiene and cyclooctatetraene component rings are antiaromatic, but when fused together the rings counteract each other.
1,3-Diphenyltriazene is the organic compound with the formula PhN=N-N(H)Ph (Ph = C6H5). It is a prototypical triazene, i.e. a compound with the functional group RN=N-NR2. It is a pale yellow solid, prepared by the reaction of phenyldiazonium salts with aniline.
Hexachloroacetone is an organic compound with the formula (Cl3C)2CO. It is also called hexachloropropanone or perchloroacetone. Numbers indicating the position of the chlorine-atoms are generally omitted as all the possible positions are substituted with chlorine. It is a colorless liquid, slightly soluble in water.
Methyl lactate, also known as lactic acid methyl ester, is the organic compound with the formula CH3CH(OH)CO2CH3. It is the methyl ester of lactic acid. A colorless liquid, it is the simplest chiral ester. Being naturally derived, it is readily available as a single enantiomer.
The Ojima lactam is an organic compound of some importance in the commercial production of Taxol. This lactam was first synthesized by Iwao Ojima. The organic synthesis is an illustration of asymmetric synthesis via a chiral auxiliary. The reaction centers around an imine - lithium enolate cycloaddition.
4-Aminobiphenyl (4-APB) is an organic compound with the formula C6H5C6H4NH2. It is an amine derivative of biphenyl. It is a colorless solid, although aged samples can appear colored. 4-Aminobiphenyl was commonly used in the past as a rubber antioxidant and an intermediate for dyes.
1,3-Dichloro-2-nitrobenzene is an organic compound with the formula C6H3Cl2(NO2). It is one of several isomeric dichloronitrobenzenes. It is an off-white solid that is soluble in conventional organic solvents. The compound can be prepared by oxidation of 2,6-dichloroaniline using peroxytrifluoroacetic acid.
Phenanthroline (phen) is a heterocyclic organic compound. It is a white solid that is soluble in organic solvents. It is used as a ligand in coordination chemistry, forming strong complexes with most metal ions.Luman, C.R. and Castellano, F.N. (2003) "Phenanthroline Ligands" in Comprehensive Coordination Chemistry II. Elsevier. .
Propadienone is an organic compound with molecular formula C3H2O consisting of a Propadiene carbon framework with a ketone functional group. Structure of propadienone is not the same as propadiene of Carbon suboxide. In propadienone, Oxygen has +1 formal charge and C2 caron has -1 formal charge.
Dichloromethyl methyl ether (HCl2COCH3) is an organic compound that belongs to the class of ethers with a dichloromethyl group and a methyl group. It can be synthesized from methyl formate and a mixture of phosphorus pentachloride and phosphorus oxychlorideOrganic Syntheses, Coll. Vol. 5, p.365 (1973); Vol.
Sodium phenoxide (sodium phenolate) is an organic compound with the formula NaOC6H5. It is a white crystalline solid. Its anion, phenoxide, also known as phenolate, is the conjugate base of phenol. It is used as a precursor to many other organic compounds, such as aryl ethers.
Endothion is an organic compound used as an insecticide and acaricides. It is part of the chemical class of organophosphorus compounds. It is generally described as white crystals with a slight odor. It is used as an insecticide, but not sold in the United States or Canada.
Glyoxal is an organic compound with the chemical formula OCHCHO. It is the smallest dialdehyde (a compound with two aldehyde groups). It is a crystalline solid, white at low temperatures and yellow near the melting point (15 °C). The liquid is yellow, and the vapor is green.
A dipeptide is an organic compound derived from two amino acids. The constituent amino acids can be the same or different. When different, two isomers of the dipeptide are possible, depending on the sequence. Several dipeptides are physiologically important, and some are both physiologically and commercially significant.
Dioxindole is a non-aromatic heterocyclic organic compound. It has a bicyclic structure consisting of a six-membered aromatic ring fused to a five-membered nitrogen containing ring. It is a hydroxy derivative of oxindole first prepared by reducing isatin with sodium amalgam in an alkaline solution.
1,4-Cyclohexadiene is an organic compound with the formula C6H8. It is a colourless, flammable liquid that is of academic interest as a prototype of a large class of related compounds called terpenoids, an examples being γ-terpinene. An isomer exists of this compound, 1,3-cyclohexadiene.
Carbosulfan is an organic compound adherent to the carbamate class. At normal conditions, it is brown viscous liquid. It is not very stable; it decomposes slowly at room temperature. Its solubility in water is low but it is miscible with xylene, hexane, chloroform, dichloromethane, methanol and acetone.
Phenol is an aromatic organic compound with the molecular formula C6H5OH. It is a white crystalline solid that is volatile. The molecule consists of a phenyl group (−C6H5) bonded to a hydroxy group (−OH). Mildly acidic, it requires careful handling because it can cause chemical burns.
Farnesol is a natural 15-carbon organic compound which is an acyclic sesquiterpene alcohol. Under standard conditions, it is a colorless liquid. It is hydrophobic, and thus insoluble in water, but miscible with oils. Farnesol is produced from 5-carbon isoprene compounds in both plants and animals.
Furazan, or 1,2,5-oxadiazole, is a heterocyclic aromatic organic compound consisting of a five-atom ring containing 1 oxygen and 2 nitrogen atoms. The furazan ring system is also found in the steroid furazabol. Furazan and its derivatives are obtained from the oxime derivatives of 1,2-diketones.
Triethanolamine, or TEA is a viscous organic compound that is both a tertiary amine and a triol. A triol is a molecule with three alcohol groups. Approximately 150,000 tonnes were produced in 1999. It is a colourless compound although samples may appear yellow because of impurities.
Pimelic acid is the organic compound with the formula HO2C(CH2)5CO2H. Derivatives of pimelic acid are involved in the biosynthesis of the amino acid called lysine. Pimelic acid is one unit longer than a related dicarboxylic acid, adipic acid, a precursor to many polyesters and polyamides.
Diethyl ether hydroperoxide is the organic compound with the formula C2H5OCH(OOH)CH3. It is a colorless, distillable liquid. Diethyl ether hydroperoxide and its condensation products are blamed for the explosive organic peroxides that slowly form upon exposure of diethyl ether to ambient air and temperature conditions.
Isopropyl chloride is an organic compound with the chemical formula (CH3)2CHCl. A colorless, flammable liquid, it is used industrially as a solvent. It is produced by the addition of HCl to propylene: :CH3CH=CH2 \+ HCl → (CH3)2CHCl It reacts with magnesium to give isopropylmagnesium chloride.
Dimethylamine is an organic compound with the formula (CH3)2NH. This secondary amine is a colorless, flammable gas with an ammonia-like odor. Dimethylamine is commonly encountered commercially as a solution in water at concentrations up to around 40%. An estimated 270,000 tons were produced in 2005.
1,2-Dichloro-4-nitrobenzene is an organic compound with the formula 1,2-ClCH-4-NO. This pale yellow solid is related to 1,2-dichlorobenzene by the replacement of one H atom with a nitro functional group. This compound is an intermediate in the synthesis of agrochemicals.
Ethyl vinyl ether is an organic compound with the chemical formula CH3CH2OCH=CH2. It is the simplest enol ether that is liquid at room temperature. It is used as a synthetic building block and a monomer. Use of ethyl vinyl ether in the synthesis of glutaraldehyde.
Hexamethylenediamine is the organic compound with the formula H2N(CH2)6NH2. The molecule is a diamine, consisting of a hexamethylene hydrocarbon chain terminated with amine functional groups. The colorless solid (yellowish for some commercial samples) has a strong amine odor. About 1 billion kilograms are produced annually.
L-pac produced by biotransformation of benzaldehyde Phenylacetylcarbinol (PAC) is an organic compound that has two enantiomers, one with R- and one with S-configuration. (R)-PAC, which is commonly called -PAC, is known as a precursor in the synthesis of pharmaceuticals such as ephedrine and pseudoephedrine.
Quinaldine or 2-methylquinoline is an organic compound with the formula CH3C9H6N. It is one of the methyl derivative of a heterocyclic compound quinoline. It is bioactive and is used in the preparation of various dyes. It is a colorless oil but commercial samples can appear colored.
2,3-Dichlorobutadiene is the organic compound with the formula H2C=C(Cl)C(Cl)=CH2. This colorless liquid is prone to polymerization, moreso than 2-chlorobutadiene (chloroprene). It is used to produce specialized neoprene rubbers. It can be prepared by the copper-catalyzed isomerization of dichlorobutynes.
This acid was studied for the first time by Jacobus H. van 't Hoff in 1874. It was later shown to be produced by Clostridium tetanomorphum. Further studies showed that this organic compound is involved in the biosynthesis of vitamin B12. It is a competitive inhibitor of fumarate reduction.
The walls of organic-walled dinocysts are composed of the resistant biopolymer called dinosporin.Fensome, R.A., Taylor, F.J.R., Norris, G., Sarjeant, W.A.S., Wharton, D.I., and Williams, G.L., 1993. A classification of modern and fossil dinoflagellates, Sheridan Press, Hanover. . This organic compound has similarities to sporopollenin, but is unique to dinoflagellates.
1-Octanol, also known as octan-1-ol, is the organic compound with the molecular formula CH3(CH2)7OH. It is a fatty alcohol. Many other isomers are also known generically as octanols. 1-Octanol is manufactured for the synthesis of esters for use in perfumes and flavorings.
Piloty's acid is an organic compound with the formula C6H5SO2N(H)OH. A white solid, it is the benzenesulfonyl derivative of hydroxylamine. It is one of the main reagents used to generate nitroxyl (HNO), a highly reactive species that is implicated in a some chemical and biochemical reactions.
Hippuric acid (Gr. hippos, horse, ouron, urine) is a carboxylic acid and organic compound. It is found in urine and is formed from the combination of benzoic acid and glycine. Levels of hippuric acid rise with the consumption of phenolic compounds (such as fruit juice, tea and wine).
2-Acetylpyridine is an organic compound with the formula . It is a viscous colorless liquid that is widely used as a flavoring substance. It is found in malt and produced by the Maillard reaction and by nixtamalization. It contributes to the flavor of corn tortillas, popcorn, and beer.
Panaxatriol is an organic compound characterizing a group of ginsenosides.Ginsenosides of the protopanaxatriol group cause endothelium- dependent relaxation in the rat aorta It is a dammarane-type tetracyclic triterpene sapogenin found in ginseng (Panax ginseng) and in notoginseng (Panax pseudoginseng). It is formed by the dehydration of protopanaxatriol.
Pigment Orange 13 is an organic compound and an azo compound. It is a commercial orange pigment. It is also classified as a diarylide pigment, being derived from 3,3'-dichlorobenzidine. It is closely related to Pigment Orange 3, wherein the two phenyl groups are replaced by p-tolyl groups.
Gluconic acid is an organic compound with molecular formula C6H12O7 and condensed structural formula HOCH2(CHOH)4COOH. It is one of the 16 stereoisomers of 2,3,4,5,6-pentahydroxyhexanoic acid. In aqueous solution at neutral pH, gluconic acid forms the gluconate ion. The salts of gluconic acid are known as "gluconates".
Chloroform, or trichloromethane, is an organic compound with formula CHCl3. It is a colorless, strong-smelling, dense liquid that is produced on a large scale as a precursor to PTFE. It is also a precursor to various refrigerants. It is one of the four chloromethanes and a trihalomethane.
Cyclobutane is a cycloalkane and organic compound with the formula (CH2)4. Cyclobutane is a colourless gas and commercially available as a liquefied gas. Derivatives of cyclobutane are called cyclobutanes. Cyclobutane itself is of no commercial or biological significance, but more complex derivatives are important in biology and biotechnology.
Adiponitrile is the organic compound with the formula (CH2)4(CN)2. This dinitrile, a viscous, colourless liquid, is an important precursor to the polymer nylon-6,6. In 2005, about one million tonnes were produced.M. T. Musser, "Adipic Acid" in Ullmann's Encyclopedia of Industrial Chemistry, Wiley-VCH, Weinheim, 2005.
Safranal is an organic compound isolated from saffron, the spice consisting of the stigmas of crocus flowers (Crocus sativus). It is the constituent primarily responsible for the aroma of saffron. It is believed that safranal is a degradation product of the carotenoid zeaxanthin via the intermediacy of picrocrocin.
Diphenyl carbonate is the organic compound with the formula (C6H5O)2CO. It is classified as an acyclic carbonate ester. It is a colorless solid. It is both a monomer in combination with bisphenol A in the production of polycarbonate polymers and a product of the decomposition of polycarbonates.
Sesamol is a natural organic compound which is a component of sesame seeds and sesame oil. It is a white crystalline solid that is a derivative of phenol. It is sparingly soluble in water, but miscible with most oils. It can be produced by organic synthesis from heliotropine.
A sample 19F NMR spectrum of a simple organic compound. Integrations are shown under each peak. 19F NMR spectrum of 1-bromo-3,4,5-trifluorobenzene. The expansion shows the spin-spin coupling pattern arising from the para-fluorine coupling to the 2 meta-fluorine and 2 ortho proton nuclei.
The walls of organic-walled dinocysts are composed of the resistant biopolymer called dinosporin.Fensome, R.A., Taylor, F.J.R., Norris, G., Sarjeant, W.A.S., Wharton, D.I., and Williams, G.L., 1993. A classification of modern and fossil dinoflagellates, Sheridan Press, Hanover. . This organic compound has similarities to sporopollenin, but is unique to dinoflagellates.
2-Nitrotoluene or ortho-nitrotoluene is an organic compound with the formula CH3C6H4NO2. It is pale yellow liquid that crystallizes in two forms, called α (−9.27 °C) and β (−3.17 °C). It is mainly a precursor to o-toluidine, which is an intermediate in the production of various dyes.
2,4,6-Trimethylaniline is an organic compound with formula (CH3)3C6H2NH2. It is an aromatic amine that is of commercial interest as a precursor to dyes. It is prepared by selective mononitration of mesitylene, avoiding oxidation of the methyl groups. The resulting nitro compound is reduced to the aniline.
Acryloyl chloride, also known as 2-propenoyl chloride or acrylic acid chloride, is the organic compound with the formula CH2=CHCO(Cl). It is a colorless liquid, although aged samples appear yellow. Although it belongs to the acid chlorides group of compounds, its synthesis and reactivity are somewhat different.
Norcamphor is an organic compound, classified as a bicyclic ketone. It is an analog of camphor, but without the three methyl groups. A colorless solid, it is used as a building block in organic synthesis. Norcamphor is prepared from norbornene via the 2-formate ester, which is oxidized.
2-Methoxybenzaldehyde is an organic compound with the formula CH3OC6H4CHO. The molecule consists of a benzene ring with formyl and a methoxy groups on adjacent positions. It is a colorless solid with a pleasant aroma. The related isomer 4-anisaldehyde is a better known, being a commercial flavorant.
Hexanitroethane (HNE) is an organic compound with chemical formula C2N6O12 or (O2N)3C-C(NO2)3. It is a solid matter with a melting point of 135 °C. Hexanitroethane is used in some pyrotechnic compositions as a nitrogen-rich oxidizer, e.g. in some decoy flare compositions and some propellants.
4,4’-Difluorobenzophenone is an organic compound with the formula of (FC6H4)2CO. This colorless solid is commonly used as a precursor to PEEK, or polyetherether ketone, a so-called high performance polymer. Because PEEK is resistant to attack, it is commonly used in carbon fiber coatings and cable insulation.
2,5-Bis(hydroxymethyl)furan (BHMF) is a heterocyclic organic compound, and is a derivative of a broader class of compounds known as furans. It is produced from cellulose and has received attention as a biofeedstock. It is a white solid, although commercial samples can appear yellowish or tan.
Trimethyloxonium tetrafluoroborate is the organic compound with the formula . (It is sometimes called "Meerwein's salt" after Hans Meerwein.Meerwein's salt classically referred to triethyloxonium tetrafluoroborate. However, in recent years, the trimethyloxonium salt has also been called Meerwein's salt.) This salt is a strong methylating agent, being a synthetic equivalent of .
2-Furanone is a heterocyclic organic compound. It is also known as γ-crotonolactone (GCL), as it is formally the lactone derived from γ-hydroxyisocrotonic acid. The chemical is colloquially called "butenolide", and is the parent structure for the butenolide class of compounds. It is a colourless liquid.
Stibole is a theoretical heterocyclic organic compound, a five-membered ring with the formula C4H4SbH. It is classified as a metallole. It can be viewed as a structural analog of pyrrole, with antimony replacing the nitrogen atom of pyrrole. Substituted derivatives, which have been synthesized, are called stiboles.
2,3-Dihydroxybenzoic acid is a natural phenol found in Phyllanthus acidus and in the aquatic fern Salvinia molesta. It is also abundant in the fruits of Flacourtia inermis. It is a dihydroxybenzoic acid, a type of organic compound. The colorless solid occurs naturally, being formed via the shikimate pathway.
Dimethyl adipate is the organic compound with the formula (CH2CH2CO2CH3)2. It is a colorless oily liquid. Although the main commercial interest in adipates is related to the production of nylons, this diester is used as a plasticizer, a solvent for paint stripping and resins, and a pigment dispersant.
Benzo[c]cinnoline is a tricyclic organic compound with the formula C12H8N2. Formally this species is derived by oxidative dehydrogenation of 2,2'-diaminobiphenyl. This heterocycle reacts with iron carbonyls to form C12H8N2Fe2(CO)6.R. P. Bennett, "Iron Carbonyl Complexes of Azo Compounds" Inorganic Chemistry, Volume 9, pp.
Acrylophenone is an organic compound with the formula C9H8O. It is prepared using acetophenone, formaldehyde, and an amine hydrochloride in a Mannich reaction. It can be polymerized to poly(phenylvinyl ketone) via radical or anionic mechanisms. It is sometimes used as a comonomer in the manufacturing of certain resins.
Sinapyl alcohol is an organic compound structurally related to cinnamic acid. It is biosynthetized via the phenylpropanoid biochemical pathway, its immediate precursor being sinapaldehyde. This phytochemical is one of the monolignols, which are precursor to lignin or lignans. It is also a biosynthetic precursor to various stilbenoids and coumarins.
Purine is a heterocyclic aromatic organic compound that consists of two rings in their structure. It is water-soluble. Purine also gives its name to the wider class of molecules, purines, which include substituted purines and their tautomers. They are the most widely occurring nitrogen-containing heterocycles in nature.
The Vilsmeier reagent is an organic compound with the formula [(CH3)2NCHCl]Cl. It is a salt consisting of the N,N-dimethyliminium cation ([(CH3)2N=CHCl]+) and chloride anion. Depending on the particular reaction, the anion can vary. In typical POCl3-based reactions, the anion is PO2Cl2−.
Chloromethane, also called methyl chloride, Refrigerant-40, R-40 or HCC 40, is an organic compound with the chemical formula CH3Cl. One of the haloalkanes, it is a colorless, odorless, flammable gas. Methyl chloride is a crucial reagent in industrial chemistry, although it is rarely present in consumer products.
2-Methyl-2,4-pentanediol (MPD) is an organic compound with the formula (CH3)2C(OH)CH2CH(OH)CH3. This colourless liquid is a chiral diol. It is produced industrially from diacetone alcohol by hydrogenation.Stylianos Sifniades, Alan B. Levy, "Acetone" in Ullmann’s Encyclopedia of Industrial Chemistry, Wiley-VCH, Weinheim, 2005.
Dimethylacetamide (DMAc or DMA) is the organic compound with the formula CH3C(O)N(CH3)2. This colorless, water-miscible, high-boiling liquid is commonly used as a polar solvent in organic synthesis. DMA is miscible with most other solvents, although it is poorly soluble in aliphatic hydrocarbons.
4-Toluenesulfonyl chloride (p-toluenesulfonyl chloride, toluene-p-sulfonyl chloride) is an organic compound with the formula CH3C6H4SO2Cl. This white, malodorous solid is a reagent widely used in organic synthesis. Abbreviated TsCl or TosCl, it is a derivative of toluene and contains a sulfonyl chloride (−SO2Cl) functional group.
Michler’s ketone is an organic compound with the formula of [(CH3)2NC6H4]2CO. This electron-rich derivative of benzophenone is an intermediate in the production of dyes and pigments, for example Methyl violet. It is also used as a photosensitizer. It is named after the German chemist Wilhelm Michler.
Ethane dimethanesulfonate (EDS) is an organic compound with formula (CH2OSO2CH3)2. It can be regarded as the esterification product of one glycol and two Methanesulfonic acids. EDS can eliminate all adult Leydig cells in testis of adult male rats, after which Leydig cells will regenerate from stem cells.
Diglyme, or bis(2-methoxyethyl) ether, is a solvent with a high boiling point. It is an organic compound which is the dimethyl ether of diethylene glycol. (The name "diglyme" is a portmanteau of "diglycol methyl ether.") It is a colorless liquid with a slight ether-like odor.
Pigment Yellow 12 is an organic compound and an azo compound. It is a widely used yellow pigment. It is also classified as a diarylide pigment, being derived from 3,3'-dichlorobenzidine. It is closely related to Pigment Yellow 13, wherein the two phenyl groups are replaced by 2,4-xylyl.
Pigment Yellow 13 is an organic compound and an azo compound. It is a widely used yellow pigment. It is also classified as a diarylide pigment, being derived from 3,3'-dichlorobenzidine. It is closely related to Pigment Yellow 12, wherein the two xylyl groups are replaced by phenyl.
Nitroethylene (also known as nitroethene) is a liquid organic compound with the formula C2H3NO2. It is the simplest nitroalkene, which are unsaturated carbon chains with at least one double bond and a NO2 functional group. Nitroethylene serves as a useful intermediate in the production of various other chemicals.
Benzophosphole is the organic compound with the chemical formula C8H7P; it is the phosphorus analog of indole.A red-emitting ratiometric fluorescent probe based on a benzophosphole P-oxide scaffold for the detection of intracellular sodium ions The term benzophosphole also refers to substituted derivatives of the parent heterocycle.
Aminoacetaldehyde is the organic compound with the formula OHCCH2NH2. Under the usual laboratory conditions, it is unstable, tending instead to undergo self-condensation. Aminoacetaldehyde diethylacetal is a stable surrogate. In nature, aminoacetaldehyde is produced by oxygenation of taurine catalyzed by taurine dioxygenase, which produces the sulfite H2NCH2CH(OH)SO3−.
Quinalizarin or 1,2,5,8-tetrahydroxyanthraquinone is an organic compound with formula . It is one of many tetrahydroxyanthraquinone isomers, formally derived from anthraquinone by replacement of four hydrogen atoms by hydroxyl (OH) groups. Quinalizarin is an inhibitor of the enzyme protein kinase CK2. It is more potent and selective than emodin.
In 1987 the TCAAP was positively identified as the source of Volatile organic compound (VOCs) contamination in New Brighton's water supply, first identified in July 1981. The contamination consisted of Trichloroethylene (TCE) at levels ranging from a few parts per billion to over two hundred parts per billion.
Phenol is an organic compound appreciably soluble in water, with about 84.2 g dissolving in 1000 mL (0.895 M). Homogeneous mixtures of phenol and water at phenol to water mass ratios of ~2.6 and higher are possible. The sodium salt of phenol, sodium phenoxide, is far more water-soluble.
2,4-Lutidine is a heterocyclic organic compound with the formula (CH3)2C5H3N. It is one of several dimethyl-substituted derivatives of pyridine, all of which are referred to as lutidines. It is a colorless liquid with mildly basic properties and a pungent, noxious odor. The compound has few uses.
Butylparaben, or butyl p-hydroxybenzoate, is an organic compound with the formula . It is a white solid that is soluble in organic solvents. It has proven to be a highly successful antimicrobial preservative in cosmetics. It is also used in medication suspensions, and as a flavoring additive in food.
Naphthol AS is an organic compound with the formula C10H6(OH)C(O)NHC6H5. It is the anilide of 3-hydroxy-2-carboxynaphthalene. Many analogous compounds are known, designated with a differing suffix. For example, in Naphthol AS-OL, the aryl substituent on nitrogen is C6H4-2-OCH3.
Butyl butyrate, or butyl butanoate, is an organic compound that is an ester formed by the condensation of butyric acid and n-butanol. It is a clear, colorless liquid that is insoluble in water, but miscible with ethanol and diethyl ether. Its refractive index is 1.406 at 20 °C.
Phenylglyoxal is the organic compound with the formula C6H5C(O)C(O)H. It contains both an aldehyde and a ketone functional group. It is yellow liquid when anhydrous but readily forms a colorless crystalline hydrate. It has been used as a reagent to modify the amino acid, arginine.
Propyl propanoate (propyl propionate) is the organic compound with the molecular formula C6H12O2. It is the ester of propanol and propionic acid. Like most esters, propyl propanoate is a colorless liquid with a fruity odor. The scent of propyl propionate is described as a chemically tinged pineapple or pear.
The clear liquid in which the bulbs are submerged is not water, but some organic compound (such as ethanol) the density of which varies with temperature more than liquid does. Temperature changes affect the density of the outer clear liquid and this causes the bulbs to rise or sink.
Folpet is the tradename for the organic compound with the formula C6H4(CO)2NSCCl3. It is a fungicide derived from phthalimide (C6H4(CO)2N-) and trichloromethylsulfenyl chloride. The compound is white although commercial samples can appear brownish. It is structurally related to Captan, which is also a trichloromethylsulfenyl-containing fungicide.
Disperse Yellow 42 is an organic compound that is used to dye polyester fibers. It is prepared by the reaction of two equivalents of aniline with 4-chloro-3-nitrobenzenesulfonyl chloride. An estimated 10,000 tons were prepared in 1990, making Disperse Yellow 42 the nitro dye produced on the largest scale.
Diphenyl-2-pyridylmethane is a triaryl organic compound that has been used to selectively extract specific metal ions (as their thiocyanate complexes) into organic solvents. Its pharmacology is similar to the stimulant desoxypipradrol in which the pyridine ring is reduced to a piperidine and for which it is a chemical precursor.
An organic superconductor is a synthetic organic compound that exhibits superconductivity at low temperatures. As of 2007 the highest achieved critical temperature for an organic superconductor at standard pressure is 33 kelvins, observed in the alkali-doped fullerene RbCs2C60.Lebed, A. G. (Ed.) (2008). The Physics of Organic Superconductors and Conductors.
Acetylacetone is an organic compound with the formula CH3COCH2COCH3. It is a colorless liquid, classified as a 1,3-diketone. It exists in equilibrium with a tautomer CH3C(O)CH=C(OH)CH3. These tautomers interconvert so rapidly under most conditions that they are treated as a single compound in most applications.
Trimethylolethane (TME) is the organic compound with the formula CH3C(CH2OH)3. This colorless solid is a triol, as it contains three hydroxy functional groups. More specifically, it features three primary alcohol groups in a compact neopentyl structure. Its esters are known for their resistance to heat, light, hydrolysis, and oxidation.
Oleylamine is an organic compound with a molecular formula C18H35NH2. It is an unsaturated fatty amine related to the fatty acid oleic acid. The pure compound is a clear and colorless liquid. Commercially available oleylamine reagents vary in color from clear and colorless to varying degrees of yellow due to impurities.
2-Aminopyridine is an organic compound with the formula H2NC5H4N. It is one of three isomeric aminopyridines. It is a colourless solid that is used in the production of the drugs piroxicam, sulfapyridine, tenoxicam, and tripelennamine. It is produced by the reaction of sodium amide with pyridine, the Chichibabin reaction.
4-Nitrochlorobenzene is the organic compound with the formula ClC6H4NO2. It is a pale yellow solid. 4-Nitrochlorobenzene is a common intermediate in the production of a number of industrially useful compounds, including common antioxidants found in rubber. Other isomers with the formula ClC6H4NO2 include 2-nitrochlorobenzene and 3-nitrochlorobenzene.
3-Aminobenzoic acid (also known as meta-aminobenzoic acid or MABA) is an organic compound with the molecular formula H2NC6H4CO2H. MABA is a white solid, although commercial samples are often colored. It is only slightly soluble in water. It is soluble in acetone, boiling water, hot alcohol, hot chloroform and ether.
Oleamide is an organic compound with the formula CH3(CH2)7CH=CH(CH2)7CONH2(. It is the amide derived from the fatty acid oleic acid. It is a colorless waxy solid and occurs in nature. Sometimes labeled as a fatty acid primary amide (FAPA), it is biosynthesized from N-oleoylglycine.
Succinimide is an organic compound with the formula (CH2)2(CO)2NH. This white solid is used in a variety of organic syntheses, as well as in some industrial silver plating processes. The compound is classified as a cyclic imide. It may be prepared by thermal decomposition of ammonium succinate.
2,2′-Bipyridine (bipy or bpy, pronounced ) is an organic compound with the formula C10H8N2. This colorless solid is an important isomer of the bipyridine family. It is a bidentate chelating ligand, forming complexes with many transition metals. Ruthenium and platinum complexes of bipy exhibit intense luminescence, which may have practical applications.
Methyl isocyanate (MIC) is an organic compound with the molecular formula CH3NCO. Synonyms are isocyanatomethane, methyl carbylamine and MIC. Methyl isocyanate is an intermediate chemical in the production of carbamate pesticides (such as carbaryl, carbofuran, methomyl, and aldicarb). It has also been used in the production of rubbers and adhesives.
Caprolactam (CPL) is an organic compound with the formula (CH2)5C(O)NH. This colourless solid is a lactam (a cyclic amide) of caproic acid. Global demand for this compound is approximately five million tons per year, and the vast majority is used to make Nylon 6 filament, fiber, and plastics.
Phenacyl bromide is the organic compound with the formula C6H5C(O)CH2Br. This colourless solid is a powerful lachrymator as well as a useful precursor to other organic compounds. It is prepared by bromination of acetophenone: :C6H5C(O)CH3 \+ Br2 → C6H5C(O)CH2Br + HBr The compound was first reported in 1871.
Benzenediazonium chloride is an organic compound with the formula [C6H5N2]Cl. It is a salt of a diazonium cation and chloride. It exists as a colourless solid that is soluble in polar solvents including water. It is the parent member of the aryldiazonium compounds, which are widely used in organic chemistry.
Xanthone is an organic compound with the molecular formula C13H8O2. In 1939, xanthone was introduced as an insecticide and it currently finds uses as ovicide for codling moth eggs and as a larvicide.Steiner, L. F. and S. A. Summerland. 1943. Xanthone as an ovicide and larvicide for the codling moth.
Sulfinylmethane or sulfine is an organic compound with molecular formula H2CSO. It is the simplest sulfine. Sulfines are chemical compounds with the general structure XY=SO. IUPAC considers the term 'sulfine' obsolete, preferring instead thiocarbonyl S-oxide, despite this the use of the term sulfine still predominates in the chemical literature.
Nonoxynol-9, sometimes abbreviated as N-9, is an organic compound that is used as a surfactant. It is a member of the nonoxynol family of nonionic surfactants. N-9 and related compounds are ingredients in various cleaning and cosmetic products. It is widely used in contraceptives for its spermicidal properties.
Geranyl acetate is a natural organic compound that is classified as a monoterpene. It is a colorless liquid with a pleasant floral or fruity rose aroma. Its condensed liquid has a slightly yellow color. Geranyl acetate is insoluble in water, but soluble in some organic solvents such as alcohol and oil.
Acetamide (systematic name: ethanamide) is an organic compound with the formula CH3CONH2. It is the simplest amide derived from acetic acid. It finds some use as a plasticizer and as an industrial solvent. The related compound N,N-dimethylacetamide (DMA) is more widely used, but it is not prepared from acetamide.
Hexylresorcinol is an organic compound with local anaesthetic, antiseptic, and anthelmintic properties. It is available for use topically on small skin infections, or as an ingredient in throat lozenges. It is marketed as S.T.37 by Numark Laboratories, Inc. (in a 0.1% solution) for oral pain relief and as an antiseptic.
Diethylhydroxylamine (DEHA) is an organic compound with the formula (C2H5)2NOH. It is a colorless liquid, although it is usually encountered as a solution. It is mainly used as an oxygen scavenger in water treatment. It is a volatile oxygen scavenger and reacts in a ratio of 2.8/1 DEHA/O2.
Secondary electrospray ionization (SESI- MS) is an ambient ionization technique that can detect minuscule concentrations of low volatility species in real time, which are commonly detected as odors. SESI-MS is able to discern bacteria from their volatile organic compound fingerprint. Volatiles released from the skin can also be detected.
Disperse Yellow 42, a popular dye for polyesters, is derived from 1,4-dichloro-2-nitrobenzene. 1,4-Dichloro-2-nitrobenzene is an organic compound with the formula C6H3Cl2NO2. One of several isomers of dichloronitrobenzene, it is a yellow solid that is insoluble in water. It is produced by nitration of 1,4-dichlorobenzene.
Contaminant levels exceeded the NYSDOH public drinking water guidelines. The USEPA supplied bottled water until the homes were connected to the public water supply. Since then, additional contaminated private wells were discovered and connected to the public water supply. Groundwater investigations detected volatile organic compound contamination downgradient of the site.
Pyridazine is a heterocyclic organic compound with the molecular formula (CH)4N2. It contains a six-membered ring with two adjacent nitrogen atoms, and is aromatic. It is a colorless liquid with a boiling point of 208 °C. It is isomeric with two other (CH)4N2 rings, pyrimidine and pyrazine.
Benzothiophene is an aromatic organic compound with a molecular formula C8H6S and an odor similar to naphthalene (mothballs). It occurs naturally as a constituent of petroleum-related deposits such as lignite tar. Benzothiophene has no household use. In addition to benzo[b]thiophene, a second isomer is known: benzo[c]thiophene.
Pigment Yellow 16 is an organic compound that is classified as a diarylide pigment. Pigment Yellow 16 is used as a yellow colorant, and is classified as an arylide yellow. Also called permanent yellow, its color index number is 20040. The compound is obtained via acetoacetylation of o-tolidine using diketene.
2-Aminophenol is an organic compound with the formula C6H7NO. Along with its isomer 4-aminophenol, it is an amphoteric molecule and a reducing agent. It is a useful reagent for the synthesis of dyes and heterocyclic compounds.Mitchell, S.C. & Waring, R.H. "Aminophenols." In Ullmann’s Encyclopedia of Industrial Chemistry; 2002 Wiley-VCH, .
2-Ethylhexanoic acid is the organic compound with the formula CH3(CH2)3CH(C2H5)CO2H. It is a carboxylic acid that is widely used to prepare lipophilic metal derivatives that are soluble in nonpolar organic solvents. 2-Ethylhexanoic acid is a colorless viscous oil. It is supplied as a racemic mixture.
Glycolaldehyde is the organic compound with the formula HOCH2-CHO. It is the smallest possible molecule that contains both an aldehyde group and a hydroxyl group. It is a highly reactive molecule that occurs both in the biosphere and in the interstellar medium. It is normally supplied as a white solid.
1,5-Pentanediol is the organic compound with the formula HOCHCHCHCHCHOH. Like other diols, this viscous colourless liquid is used as plasticizer and also forms polyesters that are used as emulsifying agents and resin intermediates.Merck Index, 11th Edition, 7073. 1,5-Pentanediol is produced by hydrogenation of glutaric acid and its derivatives.
Tetrahydroisoquinoline (TIQ or THIQ) is an organic compound with the chemical formula C9H11N. Classified as a secondary amine, it is derived from isoquinoline by hydrogenation. It is a colorless viscous liquid that is miscible with most organic solvents. The tetrahydroisoquinoline skeleton is encountered in a number of bioactive compounds and drugs.
Various names and depictions for one organic compound. The names of organic compounds are either systematic, following logically from a set of rules, or nonsystematic, following various traditions. Systematic nomenclature is stipulated by specifications from IUPAC. Systematic nomenclature starts with the name for a parent structure within the molecule of interest.
3-Dimethylaminoacrolein is an organic compound with the formula Me2NC(H)=CHCHO. It is a pale yellow water-soluble liquid. The compound has a number of useful and unusual properties, e.g. it "causes a reversal of the hypnotic effect of morphine in mice" and has a "stimulating effect in humans".
AMDA (9-Aminomethyl-9,10-dihydroanthracene) is an organic compound which acts as a potent and selective antagonist for the 5-HT2A receptor. It has been used to help study the shape of the 5-HT2A protein, and develop a large family of related derivatives with even higher potency and selectivity.
Phosphole is the organic compound with the chemical formula C4H4PH; it is the phosphorus analog of pyrrole. The term phosphole also refers to substituted derivatives of the parent heterocycle. These compounds are of theoretical interest but also serve as ligands for transition metals and as precursors to more complex organophosphorus compounds.
2-Methylimidazole is an organic compound that is structurally related to imidazole with the chemical formula CH3C3H2N2H. It is a white or colorless solid that is highly soluble in polar organic solvents and water. It is a precursor to a range of drugs and is a ligand in coordination chemistry.
2,5-Dihydrofuran is an organic compound classified as a monounsaturated derivative of furan. It is a colorless, volatile liquid. It can be produced by the rearrangement of the epoxide of butadiene.G. Wytze Meindersma, Matthias Maase and André B. Haan "Ionic Liquids" in Ullmann's Encyclopedia Of Industrial Chemistry 2007, Wiley-VCH, Weinheim.
Aminoacetonitrile is the organic compound with the formula NCCH2NH2. The compound is a colorless liquid. It is unstable at room temperature, owing to the incompatibility of the amine nucleophile and the nitrile electrophile. For this reason it is usually encountered as the chloride and bisulfate salts of the ammonium derivative, i.e.
Methylmercury exposure in children may result in acrodynia (pink disease) in which the skin becomes pink and peels. Long-term complications may include kidney problems and decreased intelligence. The effects of long-term low-dose exposure to methylmercury are unclear. Forms of mercury exposure include metal, vapor, salt, and organic compound.
Methyl acrylate is an organic compound, more accurately the methyl ester of acrylic acid. It is a colourless liquid with a characteristic acrid odor. It is mainly produced to make acrylate fiber, which is used to weave synthetic carpets. It is also a reagent in the synthesis of various pharmaceutical intermediates.
Hexanitrostilbene (HNS), also called JD-X, is an organic compound with the formula [(O2N)3C6H2CH]2. It is a yellow-orange solid.Jacques Boileau, Claude Fauquignon, Bernard Hueber and Hans H. Meyer "Explosives" in Ullmann's Encyclopedia of Industrial Chemistry, 2009, Wiley-VCH, Weinheim. It is used as a heat-resistant high explosive.
Cyanamide is an organic compound with the formula CN2H2. This white solid is widely used in agriculture and the production of pharmaceuticals and other organic compounds. It is also used as an alcohol-deterrent drug in Canada, Europe, and Japan. The molecule features a nitrile group attached to an amino group.
The solvent composition is typically a mixture of aliphatic hydrocarbons, aromatics, ethers, cellosolves and acetates. This method produces significant VOC (volatile organic compound) and HAP (hazardous air pollutant) emissions. The coatings have good abrasion resistance and high quality, but the high VOC emissions have virtually eliminated their use in can plants.
2-Formylpyridine, also commonly called pyridine-2-carboxaldehyde, is an organic compound with the formula NC5H4CHO. It is a colorless oily liquid with a distinctive odor. Older samples are often brown-colored owing to impurities. It serves as a precursor to other compounds of interest in coordination chemistry and pharmaceuticals.
Acetyltributylcitrate is an organic compound that is used as a plasticizer. As such, it is a potential replacement of DEHP and DINP.Britt E. Erickson: Regulators And Retailers Raise Pressure On Phthalates, Chemical & Engineering News 93(25), 2015, p. 11–15. It is a colorless liquid that is soluble in organic solvents.
Catechol ( or ), also known as pyrocatechol or 1,2-dihydroxybenzene, is a toxic organic compound with the molecular formula C6H4(OH)2. It is the ortho isomer of the three isomeric benzenediols. This colorless compound occurs naturally in trace amounts. It was first discovered by destructive distillation of the plant extract catechin.
4,4'-Bis(dimethylamino)benzhydrol is an organic compound with the formula (Me2NC6H4)2CH(OH), where Me is methyl. It is a white solid that is soluble is a variety of organic solvents. The compound is notable as the reduced derivative of Michler's ketone. It is a precursor to triarylmethane dyes.
2,6-Di-tert-butylphenol is an organic compound with the structural formula 2,6-((CH3)3C)2C6H3OH. This colorless solid alkylated phenol and its derivatives are used industrially as UV stabilizers and antioxidants for hydrocarbon-based products ranging from petrochemicals to plastics. Illustrative of its usefulness, it prevents gumming in aviation fuels.
Hagemann's ester, or ethyl-2-methyl-4-oxo-2-cyclohexenecarboxylate, is an organic compound that was first prepared and described in 1893 by German chemist Carl Hagemann. The compound is used in organic chemistry as a reagent in the synthesis of many important natural products including sterols, trisporic acids, and terpenoids.
Cyclododecanone is an organic compound with the formula (CH2)11CO. It is a cyclic ketone that exists as a white solid at room temperature. It is produced by the oxidation of cyclododecane via cyclododecanol.Schiffer, T.; Oenbrink, G. "Cyclododecanol, Cyclododecanone, and Laurolactam" in Ullman’s Encyclopedia of Industrial Chemistry: Wiley-VCH, 2009.
1,2-Dimethylhydrazine, or symmetrical dimethylhydrazine, is the organic compound with the formula (CH3NH)2. It is one of the two isomers of dimethylhydrazine. Both isomers are colorless liquids at room temperature, with properties similar to those of methylamines. 1,2-Dimethylhydrazine is a potent carcinogen that acts as a DNA methylating agent.
Tetrahydrofurfuryl alcohol (THFA) is an organic compound with the formula HOCH2C4H7O. In terms of its structure, it consists of a tetrahydrofuran ring substituted in the 2-position with a hydroxymethyl group. It is a colorless liquid that is used as a specialty solvent and synthetic intermediate, e.g. to 3,4-dihydropyran.
Cyclam (1,4,8,11-tetraazacyclotetradecane) is an organic compound with the formula (NHCH2CH2NHCH2CH2CH2)2. It is a white solid that is soluble in water. The compound is notable as a macrocyclic ligand, which binds strongly to many transition metal cations. The compound was first prepared by the reaction of 1,3-dibromopropane and ethylenediamine.
1,1,1-Tris(aminomethyl)ethane (TAME) is an organic compound with the formula CHC(CHNH). It is a colorless liquid. It is classified as a polyamine tripodal ligand, i.e., capable of binding to metal ions through three sites and hence is a tridentate chelating ligand, occupying a face of the coordination polyhedron.
Phorbol is a natural, plant-derived organic compound. It is a member of the tigliane family of diterpenes. Phorbol was first isolated in 1934 as the hydrolysis product of croton oil, which is derived from the seeds of the purging croton, Croton tiglium. The structure of phorbol was determined in 1967.
2-Methyl-2-heptanethiol is an organic compound classified as a thiol. It is a straw-colored liquid with a strong, obnoxious odor. It is used as a lubricant additive and in polymer modification. The chemical is one of the tertiary aliphatic mercaptans (thiols) synthesized from petroleum, as described in a 1950 paper.
155px Jasmonates (JAs) are lipid-based hormones that were originally isolated from jasmine oil. JAs are especially important in the plant response to attack from herbivores and necrotrophic pathogens. The most active JA in plants is jasmonic acid. Jasmonic acid can be further metabolized into methyl-JA, which is a volatile organic compound.
Dibenz[a,h]anthracene is an organic compound with the chemical formula C22H14. It is a polycyclic aromatic hydrocarbon made of five fused benzene rings. It is a fused five ringed, cyclopenta, PAHs compound which is common as a pollutant of smoke and oils. It is white to light yellow crystalline solid.
The process includes an organic compound that undergoes evaporation and the remaining molecules are released into the water or the atmosphere from temperature changes. The assessment is used as a source towards prevention of current water supply to become contaminated. Diagram of the Water Cycle and the anthropogenic influences impacting water recharge systems.
Tris, or tris(hydroxymethyl)aminomethane, or known during medical use as tromethamine or THAM, is an organic compound with the formula (HOCH2)3CNH2. It is extensively used in biochemistry and molecular biology as a component of buffer solutionsGomori, G., Preparation of Buffers for Use in Enzyme Studies. Methods Enzymology., 1, 138-146 (1955).
Caffeic acid is an organic compound that is classified as a hydroxycinnamic acid. This yellow solid consists of both phenolic and acrylic functional groups. It is found in all plants because it is a key intermediate in the biosynthesis of lignin, one of the principal components of woody plant biomass and its residues.
1,3-Cyclopentanedione is an organic compound with the formula (CH2)3(CO)2. It is one of two isomeric cyclopentanediones, the other being 1,2-cyclopentanedione. The enol is predicted to be about 1-3 kcal/mol more stable than the diketo form. The enol structure has been confirmed by X-ray crystallography.
N,N′-Dicyclohexylcarbodiimide (DCC or DCCD) is an organic compound with the chemical formula (C6H11N)2C. It is a waxy white solid with a sweet odor. Its primary use is to couple amino acids during artificial peptide synthesis. The low melting point of this material allows it to be melted for easy handling.
Phenidone (1-phenyl-3-pyrazolidinone) is an organic compound that is primarily used as a photographic developer. It has five to ten times the developing power as Metol. It also has low toxicity and, unlike some other developers, does not cause dermatitis upon skin contact.Merck Index of Chemicals and Drugs, 9th ed.
3-Chloropropanoic acid (also 3-chloropropionic acid) is the organic compound with the formula ClCH2CH2CO2H. A white or colorless solid, it is used as a drug and a synthetic intermediate. The compound is produced by the hydrochlorination of acrylic acid. With the name UMB66, this compound is a drug used in scientific research.
Anilazine (ǎ-nǐl-a-zēn) is an organic compound with the chemical formula C9H5Cl3N4. It is a pesticide used on crops. It comes under the category of triazine fungicides. It is used for controlling fungus diseases which attack lawns and turf, cereals, coffee, and a wide variety of vegetables and other crops.
2-Nitrochlorobenzene is an organic compound with the formula ClC6H4NO2. It is one of three isomeric nitrochlorobenzenes.Gerald Booth, "Nitro Compounds, Aromatic" in Ullmann's Encyclopedia of Industrial Chemistry, Wiley-VCH: Weinheim, 2005. It is a yellow crystalline solid that is important as a precursor to other compounds due to its two functional groups.
Hexazinone is an organic compound that is used as a broad spectrum herbicide. It is a colorless solid. It exhibits some solubility in water but is highly soluble in most organic solvents except alkanes. A member of the triazine class herbicides, it is manufactured by DuPont and sold under the trade name Velpar.
Borirane is a heterocyclic organic compound with the formula C2H4BH. This colourless, flammable gas is the simplest borirane, a three-membered ring consisting of two carbon and one boron atom. It can be viewed as a structural analog of aziridine, with boron replacing the nitrogen atom of aziridine. Borirane is isomeric with ethylideneborane.
The structure of a conjugated enyne An enyne is an organic compound consisting of a double bond (alkene) and triple bond (alkyne). It is called a conjugated enyne when the double and triple bonds are conjugated. The term is a contraction of the terms alkene and alkyne. The simplest enyne is vinylacetylene.
From 1959 to 1985, a grain fumigant consisting primarily of carbon tetrachloride, a volatile organic compound (VOC) which is a significant hepatotoxin (substance toxic to the liver), was used which contaminated the soil and groundwater. It was proposed as a Superfund site on April 27, 2005, and it was listed September 14, 2005.
4-Chloro-o-toluidine (4-COT, 4-chloro-2-methylaniline) is the organic compound with the formula CH3C6H3Cl(NH2). It is a colorless solid. The compound is produced as an intermediate to the pesticide chlordimeform and a precursor to some azo dyes. Production has declined after it was shown to be highly carcinogenic.
Monobutyl phthalate (MBP) is an organic compound with the condensed structural formula CH3(CH2)3OOCC6H4COOH. It is a white solid that features both an butyl ester group and a carboxylic acid group. It is the major metabolite of dibutyl phthalate. Like many phthalates, MBP has attracted attention as a potential endocrine disruptor.
Tropylium tetrafluoroborate is an organic compound with the formula C7H7BF4. Containing the tropylium cation and the non-coordinating tetrafluoroborate counteranion, tropylium tetrafluoroborate is a rare example of a readily isolable carbocation. It is a white solid. This compound may be prepared by the reaction of cycloheptatriene with phosphorus trichloride, followed by tetrafluoroboric acid.
Norbornane (also known as bicyclo[2.2.1]heptane) is an organic compound and a saturated hydrocarbon with chemical formula C7H12. It is a crystalline compound with a melting point of 88 °C. The carbon skeleton is derived from cyclohexane ring with a methylene bridge in the 1,4- position, and is a bridged bicyclic compound.
Twistane (IUPAC name: tricyclo[4.4.0.03,8]decane) is an organic compound with the formula C10H16. It is a cycloalkane and an isomer of the simplest diamondoid, adamantane, and like adamantane, is not very volatile. Twistane was named for the way its rings are permanently forced into the cyclohexane conformation known as the "twist-boat".
Ellipticine is an organic compound present in several trees within the genera Ochrosia, Rauvolfia, Aspidosperma, and Apocynaceae. It was first isolated from Ochrosia elliptica Labill., a flowering tree native to Australia and New Caledonia which gives the alkaloid its name, in 1959, and synthesised by Robert Burns Woodward later the same year.
The isocyanate functional group Isocyanate is the functional group with the formula R−N=C=O. Organic compounds that contain an isocyanate group are referred to as isocyanates. An organic compound with two isocyanate groups is known as a diisocyanate. Diisocyanates are manufactured for the production of polyurethanes, a class of polymers.
Imidazole is an organic compound with the formula C3N2H4. It is a white or colourless solid that is soluble in water, producing a mildly alkaline solution. In chemistry, it is an aromatic heterocycle, classified as a diazole, and has non-adjacent nitrogen atoms. Many natural products, especially alkaloids, contain the imidazole ring.
Flonicamid is a pyridine organic compound used as an insecticide on aphids, whiteflies, and thrips. It disrupts insect chordotonal organs that can affect hearing, balance, movement to cause cessation of feeding, but the specific target site of the chemical is unknown. It is typically sold as wettable granules mixed with water before spraying.
Diethylene glycol butyl ether (2-(2-Butoxyethoxy)ethanol) is an organic compound, one of several glycol ether solvents. It is a colorless liquid with a low odour and high boiling point. It is mainly used as a solvent for paints and varnishes in the chemical industry, household detergents, brewing chemicals and textile processing.
Prymnesin-2 is an organic compound that is secreted by the haptophyte Prymnesium parvum. It belongs to the prymnesin family and has potent hemolytic and ichthyotoxic properties. In a purified form it appears as a pale yellow solid. P. parvum is responsible for red harmful algal blooms worldwide, causing massive fish killings.
Methyl benzoate is an organic compound. It is an ester with the chemical formula C6H5CO2CH3. It is a colorless liquid that is poorly soluble in water, but miscible with organic solvents. Methyl benzoate has a pleasant smell, strongly reminiscent of the fruit of the feijoa tree, and it is used in perfumery.
Valinol is an organic compound named after, and commonly produced from, the amino acid valine. The compound is chiral and is produced almost exclusively as the S‑isomer (also designated as the L‑isomer), due to the abundant supply of S-valine. It is part of a broader class of amino alcohols.
Daidzin is a natural organic compound in the class of phytochemicals known as isoflavones. Daidzin can be found in Japanese plant kudzu (Pueraria lobata, Fabaceae) and from soybean leaves. Daidzin is the 7-O-glucoside of daidzein. Daidzin has shown the potential for the treatment of alcohol dependency (antidipsotropic) based on animal models.
Tetramethylxylene diisocyanate (TMXDI) is an organic compound in the class known as isocyanates. It is a relatively new isocyanate introduced in the 1980s by American Cyanamid. TMXDI is often classified as an aliphatic isocyanate despite the presence of the central aromatic ring. Aliphatic isocyanates generally exhibit enhanced UV stability vs their aromatic counterparts.
Acetoacetanilide is an organic compound with the formula CH3C(O)CH2C(O)NHC6H5. It is the acetoacetamide derivative of aniline. It is a white solid that is poorly soluble in water. It and many related compounds (prepared from various aniline derivatives) are used in the production of organic pigments called arylide yellows.
Benzoylacetone is the organic compound with the nominal formula C6H5C(O)CH2C(O)CH3. As a 1,3-dicarbonyl, it is a precursor to many heterocycles, such as pyrazoles. It exists predominantly as the enol tautomer C6H5C(OH)=CHC(O)CH3. Its conjugate base (pKa=8.7) forms stable complexes with transition metals and lanthanides.
2,4-Dinitrochlorobenzene (DNCB) is an organic compound with the formula (O2N)2C6H3Cl. It is a yellow solid that is soluble in organic solvents. It is an important intermediate for the industrial production of other compounds. DNCB is produced commercially by the nitration of p-nitrochlorobenzene with a mixture of nitric and sulfuric acids.
Dihydroquinidine (also called hydroquinidine) is an organic compound, a cinchona alkaloid closely related to quinine. The specific rotation is +226° in ethanol at 2g/100 ml. A derivative of this molecule is used as chiral ligand in the AD-mix for Sharpless dihydroxylation. The substance is also a class Ia antiarrhythmic medication.Drugs.
1-Naphthoic acid is an organic compound of the formula C10H7CO2H. It is one of two isomeric monocarboxylic acids of naphthalene, the other one being 2-naphthoic acid. 1-Naphthoic acid is a frequent substrate for C-H activation reactions. In general the hydroxynaphthoic acids are far more useful than the parent.
2-Phenylphenol, or o-phenylphenol, is an organic compound. In terms of structure, it is one of the monohydroxylated isomers of biphenyl. It is a white solid. It is a biocide used as a preservative with E number E231 and under the trade names Dowicide, Torsite, Fungal, Preventol, Nipacide and many others.
N-Nitrosodimethylamine (NDMA), also known as dimethylnitrosamine (DMN), is an organic compound with the formula (CH3)2NNO. It is one of the simplest members of a large class of N-nitrosamines. It is a volatile yellow oil. NDMA has attracted wide attention as being highly hepatotoxic and a known carcinogen in lab animals.
Methyl 2-acetamidoacrylate is the organic compound with the formula CH2=C(NHC(O)CH3)CO2CH3. It is the methyl ester of an N-acetylacrylic acid, which in turn is a derivative of the unstable compound dehydroalanine. Acetylation of the amine in the latter compound prevents tautomerization. It is a white solid.
2-Picolylamine is an organic compound with the formula H2NCH2C5H4N. A colorless liquid, it is a common bidentate ligand and a precursor to more complex multidentate ligands. It is usually prepared by hydrogenation of 2-cyanopyridine. One such complex is Baratta's catalyst RuCl2(PPh3)2(ampy) (ampy = 2-picolylamine) for transfer hydrogenation.
In recent years, the synthetic adhesives industry has been impacted by environmental concerns and health and safety issues relating to hazardous ingredients, volatile organic compound emissions, and difficulties in recycling or re mediating adhesives derived from petrochemical feedstocks. Rising oil prices may also stimulate commercial interest in biological alternatives to synthetic adhesives.
Ethylene carbonate (sometimes abbreviated EC) is the organic compound with the formula (CH2O)2CO. It is classified as the carbonate ester of ethylene glycol and carbonic acid. At room temperature (25 °C) ethylene carbonate is a transparent crystalline solid, practically odorless and colorless, and somewhat soluble in water. In the liquid state (m.p.
Acridine is an organic compound and a nitrogen heterocycle with the formula C13H9N. Acridines are substituted derivatives of the parent ring. It is a planar molecule that is structurally related to anthracene with one of the central CH groups replaced by nitrogen. Like the related molecules pyridine and quinoline, acridine is mildly basic.
1,2,4-Trimethylbenzene, also known as pseudocumene, is an organic compound with the chemical formula CH(CH). Classified as an aromatic hydrocarbon, it is a flammable colorless liquid with a strong odor. It is nearly insoluble in water but soluble in organic solvents. It occurs naturally in coal tar and petroleum (about 3%).
Menthofuran is an organic compound found in a variety of essential oils including that of pennyroyal (Mentha pulegium). It is highly toxic and believed to be the primary toxin in pennyroyal responsible for its potentially fatal effects. After ingestion of menthofuran, it is metabolically activated to chemically reactive intermediates that are hepatotoxic.
1,3,5-Triheptylbenzene (also called sym-triheptylbenzene) is an aromatic organic compound with a chemical formula and molar mass 372.67 g/mol. It can be prepared by the hydrogenation reduction reaction of 1,1',1-(benzene-1,3,5-triyl)tris(heptan-1-one). Alternatively, 1-nonyne trimerizes to 1,3,5-triheptylbenzene when catalyzed by rhodium trichloride.
3,5-Lutidine is a heterocyclic organic compound with the formula (CH3)2C5H3N. It is one of several dimethyl-substituted derivatives of pyridine, all of which are referred to as lutidines. It is a colorless liquid with mildly basic properties and a pungent, noxious odor. The compound is a precursor to the drug omeprazole.
Acrylic acid (IUPAC: propenoic acid) is an organic compound with the formula CH2=CHCOOH. It is the simplest unsaturated carboxylic acid, consisting of a vinyl group connected directly to a carboxylic acid terminus. This colorless liquid has a characteristic acrid or tart smell. It is miscible with water, alcohols, ethers, and chloroform.
2-Bromopyridine is an organic compound with the formula BrC5H4N. It is a colorless liquid that is used as an intermediate in organic synthesis. It can be prepared from 2-aminopyridine via diazotization followed by bromination.Allen, C. F. H.; Thirtle, John R. "2-Bromopyridine" Organic Syntheses 1946, volume 26, pp. 16-18.
2,4,6-Trimethylpyridine (2,4,6-collidine) is an organic compound which belongs to the heterocycles (more precisely, heteroaromatics). It consists of a pyridine ring substituted with three methyl groups. It belongs to the substance group of the collidines, a group of six constitutional isomers. 2,4,6-trimethylpyridine is the most well-known isomer of this group.
Tetramethylenedisulfotetramine (TETS) is an organic compound that is used as a rodenticide (rat poison). It is an odorless, tasteless white powder that is slightly soluble in water, DMSO and acetone, and insoluble in methanol and ethanol. TETS is a sulfamide derivative. It can be synthesized by reacting sulfamide with formaldehyde under acidic condition.
Eucalyptol is a natural organic compound that is a colorless liquid. It is a cyclic ether and a monoterpenoid. Eucalyptol is also known by a variety of synonyms: 1,8-cineol, 1,8-cineole, cajeputol, 1,8-epoxy-p-menthane, 1,8-oxido- p-menthane, eucalyptol, eucalyptole, 1,3,3-trimethyl-2-oxabicyclo[2.2.2]octane, cineol, and cineole.
Ethyl pentanoate, also commonly known as ethyl valerate, is an organic compound used in flavors. It is an ester with the molecular formula C7H14O2. This colorless liquid is poorly soluble in water but miscible with organic solvents. As is the case with most volatile esters, it has a pleasant aroma and taste.
Ethyl methanesulfonate (EMS) is a mutagenic, teratogenic, and possibly carcinogenic organic compound with formula C3H8SO3. It produces random mutations in genetic material by nucleotide substitution; particularly by guanine alkylation. This typically produces only point mutations. It can induce mutations at a rate of 5x10−4 to 5x10−2 per gene without substantial killing.
Malonyl chloride is the organic compound with the formula CH2(COCl)2. It is the acyl chloride derivative of malonic acid and the simplest three-carbon diacid chloride. It is a colorless liquid although samples are often deeply colored owing to impurities. The compound degrades at room temperature after a few days.
Alpha-isomethyl ionone is a synthetically made and naturally occurring organic compound found in Brewer's yeasts or the species known as Saccharomyces cerevisiae. The compound is an isomer of methyl ionone. Alpha-isomethyl ionone can be colorless or pale-straw coloured liquid. Its primary scent is flowery and secondary scent is violet.
2,2-Dimethoxypropane (DMP) is an organic compound with the formula (CH3)2C(OCH3)2. A colorless liquid, it is the product of the condensation of acetone and methanol. DMP is used as a water scavenger in water-sensitive reactions. Upon acid-catalyzed reaction, DMP reacts quantitatively with water to form acetone and methanol.
Aurin (C.I. 43800), sometimes named rosolic acid or corallin is an organic compound, forming yellowish or deep-red crystals with greenish metallic luster. It is practically insoluble in water, freely soluble in alcohol. It is soluble in strong acids to form yellow solution, or in aqueous alkalis to form carmine red solutions.
In electrophilic amination, the amine as the nucleophile react with another the organic compound as the electrophile. This sense of reactivity may be reversed for some electron-deficient amines, including oxaziridines, hydroxylamines, oximes, and other N–O substrates. When the amine is used as an electrophile, the reaction is called electrophilic amination.
2-Tolidine (orthotolidine, o-tolidine; not to be confused with o-toluidine) is an organic compound with the chemical formula (C6H4(CH3)NH2)2. Several isomers are known; the 3-tolidine derivative is also important commercially. It is a colorless compound although commercial samples are often colored. It is slightly soluble in water.
4-Methylpyridine is the organic compound with the formula CH3C5H4N. It is one of the three isomers of methylpyridine. This pungent liquid is a building block for the synthesis of other heterocyclic compounds. Its conjugate acid, the 4-methylpyridinium ion, has a pKa of 5.98, about 0.7 units above that of pyridine itself.
Di-tert-butylcyclopentadiene is an organic compound with the formula (Me3C)2C5H4, where Me = methyl. It is a colorless liquid that is soluble in organic solvents. The compound is the conjugate acid of the di-tert- butylcyclopentadienyl ligand, (sometimes abbreviated Cp‡). Two regioisomers of di-tert-butylcyclopentadiene exist, depending on the location of the diene.
Ethyl phenyl ether or phenetole is an organic compound that is an ether. Ethyl phenyl ether has the same properties as some other ethers, such as volatility, explosive vapors, and the ability to form peroxides. It will dissolve in less polar solvents such as ethanol or ether, but not in polar solvents such as water.
Cyclopropanol is an organic compound with the chemical formula C3H6O. It contains a cyclopropyl group with a hydroxyl group attached to it. The compound is highly unstable due to the three-membered ring, and is susceptible to reactions that open the ring. It is highly prone to rearrangement, undergoing structural isomerization to form propanal.
The United States Environmental Protection Agency defines vapor intrusion as "a migration of volatile chemicals from groundwater contamination or contaminated soil into an overlying building". The chemicals can be of different classes including volatile organic compounds (VOCs), certain semi-volatile organic compound and inorganic chemicals, such as elemental mercury, naturally occurring radon, and hydrogen sulfide.
Guaiol or champacol is an organic compound, a sesquiterpenoid alcohol found in several plants, especially in the oil of guaiacum and cypress pine.The Merriam-Webster Dictionary. It is a crystalline solid that melts at 92 °C.Wolfram Alpha Guaiol Guaiol is one of many terpenes found in Cannabis and it has been associated with anxiolytic activity.
Benzo[k]fluoranthene is an organic compound with the chemical formula C20H12. Classified as a polycyclic aromatic hydrocarbon (PAH), it is a colourless solid that is poorly soluble in most solvents. Impure samples can appear off white. Closely related isomeric compounds include benzo(a)fluoranthene, benzo(b)fluoranthene, benzo(e)fluoranthene, and benzo(j)fluoranthene.
Vinyl propionate is the organic compound with the formula CH3CH2CO2CH=CH2. This colorless liquid is the ester of propionic acid and vinyl alcohol. It is used to produce poly(vinyl propionate) as well as copolymers with acrylate esters, vinyl chloride, and vinyl acetate, some of which are used in paints. The compound resembles vinyl acetate.
The compound has no commercial use. It has an unusually high density for an organic compound, near 3 g/mL, due largely to the four bromine atoms.Organic based heavy liquids, heavyliquids.com TBE is a liquid at room temperature, and is used to separate mineral ores from its supporting rock by means of preferential flotation.
Cyclopentanepentone, also known as leuconic acid, is a hypothetical organic compound with formula C5O5, the fivefold ketone of cyclopentane. It would be an oxide of carbon (an oxocarbon), indeed a pentamer of carbon monoxide. As of 2000, the compound had yet to be synthesized in bulk, but there have been reports of trace synthesis.
Decahydroxycyclopentane is an organic compound with formula C5O10H10 or C5(OH)10. It is a fivefold geminal diol on a cyclopentane backbone. The compound can be regarded as the fivefold hydrate of cyclopentanepentone. Indeed, the product referred to in the literature and trade as "cyclopentanepentone pentahydrate" (C5O5·5H2O) is now believed to be the decahydroxycyclopentane.
N-Chlorosuccinimide is the organic compound with the formula C2H4(CO)2NCl. A white solid, it is used for chlorinations. It is also used as a mild oxidant. NCS is related to succinimide, but with NCl in place of NH. The N-Cl bond is highly reactive, and NCS functions as a source of "Cl+".
1,2,3,6-Tetrahydrobenzaldehyde is an organic compound with the formula C6H9CHO. This colorless liquid is formally a partially hydrogenated derivative of benzaldehyde. It is produced by the Diels-Alder reaction of acrolein to butadiene. It is of interest as a precursor to 3,4-epoxycyclohexylmethyl-3’,4’-epoxycyclohexane carboxylate, a useful resin and precursor to industrial coatings.
Anisole, or methoxybenzene, is an organic compound with the formula CH3OC6H5. It is a colorless liquid with a smell reminiscent of anise seed, and in fact many of its derivatives are found in natural and artificial fragrances. The compound is mainly made synthetically and is a precursor to other synthetic compounds. It is an ether.
N-Oxalylglycine is the organic compound with the formula HO2CC(O)NHCH2CO2H. This colourless solid is used as an inhibitor of α-ketoglutarate-dependent enzymes.Hausinger, R. P."Fe(II)/α-ketoglutarate-dependent hydroxylases and related enzymes" Critical Reviews of Biochemical Molecular Biology 2004, 39: pp 21-68. It is isosteric with α-ketoglutaric acid.
Glycolonitrile, also called hydroxyacetonitrile or formaldehyde cyanohydrin, is the organic compound with the formula HOCH2CN. It is the simplest cyanohydrin and it is derived from formaldehyde. It is a colourless liquid that dissolves in water and ether. Because glycolonitrile decomposes readily into formaldehyde and hydrogen cyanide, it is listed as an extremely hazardous substance.
Metol (or Elon) are trade names for the organic compound with the formula [HOC6H4NH2(CH3)]HSO4. It is the hydrogen sulfate (HSO4−) salt of the protonated derivative of N-methylaminophenol. This colourless salt is a popular photographic developer used in black & white photography.Gerd Löbbert "Photography" in Ullmann's Encyclopedia of Industrial Chemistry, 2005, Wiley- VCH, Weinheim.
Phthalimide is the organic compound with the formula C6H4(CO)2NH. It is the imide derivative of phthalic anhydride. It is a sublimable white solid that is slightly soluble in water but more so upon addition of base. It is used as a precursor to other organic compounds as a masked source of ammonia.
Piperazine () is an organic compound that consists of a six-membered ring containing two nitrogen atoms at opposite positions in the ring. Piperazine exists as small alkaline deliquescent crystals with a saline taste. The piperazines are a broad class of chemical compounds, many with important pharmacological properties, which contain a core piperazine functional group.
Glutaconaldehyde is an organic compound with the formula C5H6O2. It is an unsaturated dialdehyde as is related to glutaraldehyde and glutaconic acid, but exists in its enol form due to the conjugation with the double bond. Both the sodium and potassium salts of glutaconaldehyde are known. They are efficiently synthesized from pyridinium sulfonate. :Image:Glutaconaldehyde_formation.
Malonic anhydride or oxetane-2,4-dione is an organic compound with chemical formula C3H2O3 or CH2(CO)2O. It can be viewed as the anhydride of malonic acid, or a double ketone of oxetane. Malonic anhydride was first synthesized in 1988 by ozonolysis of diketene.Cotton, F. A.; Wilkinson, G. (1988) Advanced Inorganic Chemistry, 5th edn.
Methyl p-toluate is the organic compound with the formula CH3C6H4CO2CH3. It is a waxy white solid that is soluble in common organic solvents. It is the methyl ester of p-toluic acid. Methyl p-toluate per se is not particularly important but is an intermediate in some routes to dimethyl terephthalate, a commodity chemical.
Orcinol is an organic compound with the formula CH3C6H3(OH)2. It occurs in many species of lichensRobiquet: „Essai analytique des lichens de l’orseille“, Annales de chimie et de physique, 1829, 42, p. 236–257. including Roccella tinctoria and Lecanora. Orcinol has been detected in the "toxic glue" of the ant species Camponotus saundersi.
Enanthic acid, also called heptanoic acid, is an organic compound composed of a seven-carbon chain terminating in a carboxylic acid functional group. It is an oily liquid with an unpleasant, rancid odor. It contributes to the odor of some rancid oils. It is slightly soluble in water, but very soluble in ethanol and ether.
Dephosphorylation is the removal of a phosphate (PO43−) group from an organic compound by hydrolysis. It is a reversible post-translational modification. Dephosphorylation and its counterpart, phosphorylation, activate and deactivate enzymes by detaching or attaching phosphoric esters and anhydrides. A notable occurrence of dephosphorylation is the conversion of ATP to ADP and inorganic phosphate.
Polysilicone-15 (INCI) is an organic compound used in hair products like shampoos, conditioners, hair sprays, pomades and color treatment products to absorb UVB radiation. In the EU, it is also approved for use in sunscreens and cosmetics. The absorption maximum is at about 310 nm. It is marketed as Parsol SLX by DSM.
Bis(chloromethyl) ether is an organic compound with the chemical formula (CH2Cl)2O. It is a colourless liquid with an unpleasant suffocating odour and it is one of the chloroalkyl ethers. Bis(chloromethyl) ether was once produced on a large scale, but was found to be highly carcinogenic and thus such production has been ceased.
Methyl tert-butyl ether (MTBE), also known as tert-butyl methyl ether, is an organic compound with a structural formula (CH3)3COCH3. MTBE is a volatile, flammable, and colorless liquid that is sparingly soluble in water. Primarily used as a fuel additive, MTBE is blended into gasoline to increase knock resistance and reduce unwanted emissions.
Terephthalic acid is an organic compound with formula C6H4(CO2H)2. This white solid is a commodity chemical, used principally as a precursor to the polyester PET, used to make clothing and plastic bottles. Several million tonnes are produced annually. The common name is derived from the turpentine- producing tree Pistacia terebinthus and phthalic acid.
Solanesol is the organic compound with the formula Me2C=CHCH2(CH2C(Me)=CHCH2)8OH. It is an all trans stereoisomer. This white, waxy solid is classified as an nonaisoprenoid. Solanesol is a non-cyclic terpene alcohol that consists of nine isoprene units and mainly accumulates in solanaceous plants such as tobacco, potato, and tomato.
Ethyl maltol is an organic compound that is a common flavourant in some confectioneries. It is related to the more common flavorant maltol by replacement of the methyl group by an ethyl group.Erich Lück and Gert-Wolfhard von Rymon Lipinski "Foods, 3. Food Additives" in Ullmann's Encyclopedia of Industrial Chemistry, 2002, Wiley-VCH, Weinheim.
Amantadine (brand names Gocovri, Symadine, and Symmetrel) is the organic compound 1-adamantylamine or 1-aminoadamantane, which consists of an adamantane backbone with an amino group substituted at one of the four methyne positions. Rimantadine is a closely related adamantane derivative with similar biological properties; both target the M2 proton channel of influenza A virus.
Direct Blue 15 is an organic compound that is classified as an azo dye. It is a dark blue water soluble solid. It is a popular substantive dye, which means that it useful for dying cotton and related cellulosic materials. It is produced by azo coupling of o-dianisidine with the appropriate naphthalene disulfonate..
GC-MS is used for the analysis of unknown organic compound mixtures. One critical use of this technology is the use of GC-MS to determine the composition of bio-oils processed from raw biomass. GC-MS is also utilized in the identification of continuous phase component in a smart material, Magnetorheological (MR) fluid.
4-Fluorobromobenzene is a halogenated aromatic organic compound with the formula C6H4BrF. It is a derivative of benzene, with a bromine atom bonded para to a fluorine atom. It has uses as a precursor to some pharmaceuticals, as an agrochemical intermediate, and in organic synthesis. It is a colorless liquid of low acute toxicity.
4,4′-Diamino-2,2′-stilbenedisulfonic acid is the organic compound with the formula (H2NC6H3SO3H)2C2H2. It is a white, water-soluble solid. Structurally, it is a derivative of trans-stilbene, containing amino and sulfonic acid functional groups on each of the two phenyl rings. The compound is a popular optical brightener for use in laundry detergents.
1,3-Dihydroxyanthraquinone, also called purpuroxanthin or xanthopurpurin, is an organic compound with formula that occurs in the plant Rubia cordifolia (Indian madder). Padma S. Vankar, Rakhi Shanker, Debajit Mahanta and S.C. Tiwari (2008), Ecofriendly sonicator dyeing of cotton with Rubia cordifolia Linn. using biomordant. Dyes and Pigments, Volume 76, Issue 1, Pages 207-212.
Isoprene, or 2-methyl-1,3-butadiene, is a common organic compound with the formula CH2=C(CH3)−CH=CH2. In its pure form it is a colorless volatile liquid. Isoprene is an unsaturated hydrocarbon. It is produced by many plants and animals (including humans) and its polymers are the main component of natural rubber.
Oxamic acid is the organic compound with the formula H2NC(O)CO2H. It is a white, water-soluble solid. It is the monoamide of oxalic acid. Oxamic acid inhibits Lactate dehydrogenase A. The active site of lactate dehydrogenase (LDH) is closed off once oxamic acid attaches to the LDH-NADH complex, effectively inhibiting it.
RDX is an organic compound with the formula (O2N2CH2)3. It is a white solid without smell or taste, widely used as an explosive. Chemically, it is classified as a nitramide, chemically similar to HMX. A more energetic explosive than TNT, it was used widely in World War II and remains common in military applications.
General chemical structure of an acyl chloride In organic chemistry, an acyl chloride (or acid chloride) is an organic compound with the functional group -COCl. Their formula is usually written RCOCl, where R is a side chain. They are reactive derivatives of carboxylic acids. A specific example of an acyl chloride is acetyl chloride, CH3COCl.
Biguanide () is the organic compound with the formula HN(C(NH)NH2)2. It is a colorless solid that dissolves in water to give highly basic solution. These solutions slowly hydrolyse to ammonia and urea.Thomas Güthner, Bernd Mertschenk and Bernd Schulz "Guanidine and Derivatives" in Ullmann's Encyclopedia of Industrial Chemistry, 2006, Wiley-VCH, Weinheim.
Cuminaldehyde (4-isopropylbenzaldehyde) is a natural organic compound with the molecular formula C10H12O. It is a benzaldehyde with an isopropyl group substituted in the 4-position. Cuminaldehyde is a constituent of the essential oils of eucalyptus, myrrh, cassia, cumin, and others. It has a pleasant smell and contributes to the aroma of these oils.
Peracetic acid (also known as peroxyacetic acid, or PAA), is an organic compound with the formula CH3CO3H. This organic peroxide is a colorless liquid with a characteristic acrid odor reminiscent of acetic acid. It can be highly corrosive. Peracetic acid is a weaker acid than the parent acetic acid, with a pKa of 8.2.
Whether the decomposition of an organic compound will result in mineralization or immobilization is dependent on its concentration proportionate to that of the carbon in the organic matter. As a rule of thumb, if the concentration of a specific element exceeds the needs of the decomposer for biosynthesis or storage, then it will mineralize.
Pigment violet 23 is an organic compound that is a commercial pigment. It is member of the dioxazine family of heterocyclic compounds, but derived from carbazoles.Chamberlain, Terence "Dioxazine violet pigments" from High Performance Pigments Edited by Smith, Hugh M. 2002, 185–194. It is prepared by condensation of chloranil and 3-amino-N-ethylcarbazole.
Acetone, or propanone, is an organic compound with the formula (CH3)2CO. It is the simplest and smallest ketone. It is a colourless, highly volatile and flammable liquid with a characteristic pungent odour. Acetone is miscible with water and serves as an important organic solvent in its own right, in industry, home, and laboratory.
Isosafrole is an organic compound that is used in the fragrance industry. Structurally, the molecule is related to phenylpropene, a type of aromatic organic chemical. Its fragrance is reminiscent of anise or licorice. It is found in small amounts in various essential oils, but is most commonly obtained by isomerizing the plant oil safrole.
Methyl vinyl ketone (MVK, IUPAC name: butenone) is the organic compound with the formula CH3C(O)CH=CH2. It is a reactive compound classified as an enone, in fact the simplest example thereof. It is a colorless, flammable, highly toxic liquid with a pungent odor. It is soluble in water and polar organic solvents.
X-gal (also abbreviated BCIG for 5-bromo-4-chloro-3-indolyl-β-D- galactopyranoside) is an organic compound consisting of galactose linked to a substituted indole. The compound was synthesized by Jerome Horwitz and collaborators in Detroit, MI, in 1964.Horwitz JP and 7 others, 1964. Substrates for cytochemical demonstration of enzyme activity.
Natural musk was used extensively in perfumery until the late 19th century when economic and ethical motives led to the adoption of synthetic musk, which is now used almost exclusively. The organic compound primarily responsible for the characteristic odor of musk is muscone. Modern use of natural musk pods occurs in traditional Chinese medicine.
Levulinic acid, or 4-oxopentanoic acid, is an organic compound with the formula CH3C(O)CH2CH2CO2H. It is classified as a keto acid. This white crystalline solid is soluble in water and polar organic solvents. It is derived from degradation of cellulose and is a potential precursor to biofuels,Biorefineries – Industrial Processes and Products.
3-Azidocoumarin is an organic compound that is used in the area of bioconjugation. It is a derivative of coumarin, a natural product and precursor for the widely used Coumadin. Azidocoumarin has emerged as a widely applicable labeling agent in diverse biological systems. In particular, it participates in the aptly named click reaction with alkynes.
Diethyl tartrate is an organic compound with the formula (HOCHCO2Et)2 (Et = ethyl). Three stereoisomers exist, R,R-, S,S-, and R,S (=S,R-). They are the ethyl esters of the respective R,R-, S,S-, and R,S-tartaric acids. The R,R- and S,S- isomers are enantiomeric, being mirror images.
Dimethyl terephthalate (DMT) is an organic compound with the formula C6H4(COOCH3)2. It is the diester formed from terephthalic acid and methanol. It is a white solid that melts to give a distillable colourless liquid.Richard J. Sheehan "Terephthalic Acid, Dimethyl Terephthalate, and Isophthalic Acid" in Ullmann's Encyclopedia of Industrial Chemistry, Wiley-VCH, Weinheim, 2005.
Hypoglycin B is a naturally occurring organic compound in the species Blighia sapida. It is particularly concentrated in the fruit of the plant especially in the seeds. Hypoglycin B is toxic if ingested and is one of the causative agents of Jamaican vomiting sickness. It is a dipeptide of glutamic acid and hypoglycin A.
Uvitic acid (5-methylisophthalic acid) is an organic compound with the formula CH3C6H3(COOH)2. The name comes from Latin uva which means a grape. The acid is called so because it may be produced indirectly from tartaric acid, which is found in the grape. Under normal conditions, the acid is a white crystalline substance.
3,5-Dimethylpyrazole is an organic compound with the formula (CH3C)2CHN2H. It is one of several isomeric derivatives of pyrazole that contain two methyl substituents. The compound is unsymmetrical but the corresponding conjugate acid (pyrazolium) and conjugate base (pyrazolide) have C2v symmetry. It is a white solid that dissolves well in polar organic solvents.
Benzotrichloride (BTC), also known as α,α,α-trichlorotoluene, phenyl chloroform or (trichloromethyl)benzene, is an organic compound with the formula C6H5CCl3. Benzotrichloride is an unstable, colorless (to yellowish), viscous, chlorinated hydrocarbon with a penetrating odor. Benzotrichloride is used extensively as a chemical intermediate for products of various classes, i.e. dyes and antimicrobial agents.
Pyrrolidine, also known as tetrahydropyrrole, is an organic compound with the molecular formula (CH2)4NH. It is a cyclic secondary amine, also classified as a saturated heterocycle. It is a colourless liquid that is miscible with water and most organic solvents. It has a characteristic odor that has been described as "ammoniacal, fishy, shellfish-like".
Methylene (systematically named methylidene and dihydridocarbon; also called carbene) is an organic compound with the chemical formula (also written ). It is a colourless gas that fluoresces in the mid-infrared range, and only persists in dilution, or as an adduct. Methylene is the simplest carbene.Roald Hoffman (2005), Molecular Orbitals of Transition Metal Complexes. Oxford.
Azelaic acid is an organic compound with the formula HOOC(CH2)7COOH. This saturated dicarboxylic acid exists as a white powder. It is found in wheat, rye, and barley. It is a precursor to diverse industrial products including polymers and plasticizers, as well as being a component of a number of hair and skin conditioners.
Phosphorylation is a biochemical process that involves the addition of phosphate to an organic compound. Steroidogenesis entails processes by which cholesterol is converted to biologically active steroid hormones. Recent study shows that LH via a PKA signaling pathway regulates the phosphorylation and localization of DRP1 within mitochondria of the steroidogenic cells of the ovary.
Methylidenecarbene (systematically named λ2-ethene and dihydrido-1κ2H-dicarbon(C—C)) is an organic compound with the chemical formula (also written [] or ). It is a metastable proton tautomer of acetylene, which only persists as an adduct. It is a colourless gas that phosphoresces in the far-infrared range. It is the simplest unsaturated carbene.
1,4-Naphthoquinone or para-naphthoquinone is an organic compound derived from naphthalene. It forms volatile yellow triclinic crystals and has a sharp odor similar to benzoquinone. It is almost insoluble in cold water, slightly soluble in petroleum ether, and more soluble in polar organic solvents. In alkaline solutions it produces a reddish-brown color.
1,2-Dinitrobenzene is an organic compound with the formula C6H4(NO2)2. It is one of three isomers of dinitrobenzene. The compound is a white or colorless solid that is soluble in organic solvents. It is prepared from 2-nitroaniline by diazotization and treatment with sodium nitrite in the presence of a copper catalyst.
Sorbic acid, or 2,4-hexadienoic acid, is a natural organic compound used as a food preservative. It has the chemical formula CH3(CH)4CO2H. It is a colourless solid that is slightly soluble in water and sublimes readily. It was first isolated from the unripe berries of the Sorbus aucuparia (rowan tree), hence its name.
2-Iodobenzoic acid, or o-iodobenzoic acid, is an organic compound with the formula IC6H4COOH. The synthesis of 2-iodobenzoic acid via the diazotization of anthranilic acid is commonly performed in university organic chemistry labs. One of its most common uses is as a precursor for the preparation of IBX and Dess–Martin periodinane, both used as mild oxidants.
Trifluoromethylation in organic chemistry describes any organic reaction that introduces a trifluoromethyl group in an organic compound. Trifluoromethylated compounds are of some importance in pharmaceutical industry and agrochemicals. Several notable pharmaceutical compounds have a trifluoromethyl group incorporated: fluoxetine, mefloquine, Leflunomide, nulitamide, dutasteride, bicalutamide, aprepitant, celecoxib, fipronil, fluazinam, penthiopyrad, picoxystrobin, fluridone, norflurazon, sorafenib and triflurazin. A relevant agrochemical is trifluralin.
1,3-Dioxetane (1,3-dioxacyclobutane) is a heterocyclic organic compound with formula C2O2H4, whose backbone is a four-member ring of alternating oxygen and carbon atoms. It can be viewed as a dimer of formaldehyde (COH2). Derivatives of 1,3-dioxetane are rarely encountered as intermediates in the literature. Usually, they are prepared via [2+2] cycloadditions of two carbonyl compounds.
11-Aminoundecanoic acid is an organic compound with the formula H2N(CH2)10CO2H. This white solid is classified as an amine and a fatty acid. 11-Aminoundecanoic acid is a precursor to Nylon-11.Ben Herzog, Melvin I. Kohan, Steve A. Mestemacher, Rolando U. Pagilagan and Kate Redmond "Polyamides" in Ullmann's Encyclopedia of Industrial Chemistry 2013, Wiley- VCH, Weinheim. .
Terthiophene is the organic compound with the formula [C4H3S]2C4H2S. It is an oligomer of the heterocycle thiophene, a shorter oligomer is dithienyl, and the parent polymer is polythiophene. In the most common isomer of terthiophene, two thienyl groups are connected via their 2 positions to a central thiophene, also at the carbon atoms flanking the sulfur.
Furfural is an organic compound with the formula C4H3OCHO. It is a colorless liquid, although commercial samples are often brown. It has an aldehyde group attached to the 2-position of furan. It is a product of the dehydration of sugars, as occur in a variety of agricultural byproducts, including corncobs, oat, wheat bran, and sawdust.
2,6-Di-tert-butylpyridine is an organic compound with the formula (Me3C)2C5H3N. This colourless, oily liquid is derived from pyridine by replacement of the two H atoms with tert-butyl groups. It is a hindered base.Rafael R. Kostikov, Sánchez-Sancho Francisco, María Garranzo and M. Carmen Murcia "2,6-Di-t-butylpyridine" Encyclopedia of Reagents for Organic Synthesis 2010.
An analysis two months after the initial one found a significant reduction in the chemicals. The researchers observed that the potential toxicity of many of these compounds could pose a danger to human health. The total volatile organic compound levels can reach 7,500 micrograms per cubic meter. Concentrations decayed approximately 90% over a three-week period.
Methyl phenylacetate is an organic compound that is the methyl ester of phenylacetic acid, with the structural formula C6H5CH2COOCH3. It is a colorless liquid that is only slightly soluble in water, but soluble in most organic solvents. Methyl phenylacetate has a strong odor similar to honey. This compound also occurs in brandy, capsicum, coffee, honey, pepper, and some wine.
Dianethole is a naturally occurring organic compound that is found in anise and fennel. It is a dimeric polymer of anethole. It has estrogenic activity, and along with anethole and photoanethole, may be responsible for the estrogenic effects of anise and fennel. These compounds bear resemblance to the estrogens stilbene and diethylstilbestrol, which may explain their estrogenic activity.
3,3'-Dichlorobenzidine is an organic compound with the formula (C6H3Cl(NH2))2. The pure compound is pale yellow, but commercial samples are often colored. It is barely soluble in water and is often supplied as a wet paste. It is widely used in the production of diarylide yellow pigments used in the production of printing inks.
Acetoacetic acid (also diacetic acid) is the organic compound with the formula CH3COCH2COOH. It is the simplest beta-keto acid, and like other members of this class, it is unstable. The methyl and ethyl esters, which are quite stable, are produced on a large scale industrially as precursors to dyes. Acetoacetic acid is a weak acid.
Laurdan is an organic compound which is used as a fluorescent dye when applied to fluorescence microscopy. It is used to investigate membrane qualities of the phospholipid bilayers of cell membranes. One of its most important characteristics is its sensitivity to membrane phase transitions as well as other alterations to membrane fluidity such as the penetration of water.
Methionine sulfoxide is the organic compound with the formula CH3S(O)CH2CH2CH(NH2)CO2H. It is an amino acid that occurs naturally although it is formed post-translationally. Oxidation of the sulfur of methionine results in methionine sulfoxide or methionine sulfone. The sulfur-containing amino acids methionine and cysteine are more easily oxidized than the other amino acids.
Meldrum's acid or 2,2-dimethyl-1,3-dioxane-4,6-dione is an organic compound with formula . Its molecule has a heterocyclic core with four carbon and two oxygen atoms; the formula can also be written as . It is a crystalline colorless solid, sparingly soluble in water. It decomposes on heating with release of carbon dioxide and acetone.
4-Vinylbenzyl chloride is an organic compound with the formula ClCH2C6H4CH=CH2. It is a bifunctional molecule, featuring both vinyl and a benzylic chloride functional groups. It is a colorless liquid that is typically stored with a stabilizer to suppress polymerization. In combination with styrene, vinylbenzyl chloride is used as a comonomer in the production of chloromethylated polystyrene.
The Collins Law Firm PC. Vinyl chloride investigation . Accessed March 18, 2007. In July 2006, the Illinois Environmental Protection Agency stated that many years of groundwater testing surrounding the landfill indicated no evidence of contamination and that during recent testing, no volatile organic compound contamination was found in about 103 down gradient private wells.Illinois Environmental Protection Agency.
Acetylenedicarboxylic acid or butynedioic acid is an organic compound (a dicarboxylic acid) with the formula C4H2O4 or . It is a crystalline solid that is soluble in diethyl ether. The removal of two protons yields the acetylenedicarboxylate dianion , which consists only of carbon and oxygen, making it an oxocarbon anion. Partial ionization yields the monovalent hydrogenacetylenedicarboxylate anion .
Methyl propiolate is an organic compound with the formula HC2CO2CH3. It is the methyl ester of propiolic acid, the simplest acetylenic carboxylic acid. It is a colorless liquid that is miscible with organic solvents. The compound is a reagent and building block for the synthesis of other organic compounds, reactions that exploit the electrophilicity of the alkyne group.
Ethyl propiolate is an organic compound with the formula HC2CO2C2H5. It is the ethyl ester of propiolic acid, the simplest acetylenic carboxylic acid. It is a colorless liquid that is miscible with organic solvents. The compound is a reagent and building block for the synthesis of other organic compounds, reactions that exploit the electrophilicity of the alkyne group.
200px 125px A benzopyrene is an organic compound with the formula C20H12. Structurally speaking, the colorless isomers of benzopyrene are pentacyclic hydrocarbons and are fusion products of pyrene and a phenylene group. Two isomeric species of benzopyrene are benzo[a]pyrene and the less common benzo[e]pyrene. They belong to the chemical class of polycyclic aromatic hydrocarbons.
Hydroxybenzotriazole (abbreviated HOBt) is an organic compound that is a derivative of benzotriazole. It is a white crystalline powder, which as a commercial product contains some water (~11.7% wt as the HOBt monohydrate crystal). Anhydrous HOBt is explosive. It is mainly used to suppress the racemization of single-enantiomer chiral molecules and to improve the efficiency of peptide synthesis.
1-Naphthol, or α-naphthol, is a fluorescent organic compound with the formula C10H7OH. It is a white solid. It is an isomer of 2-naphthol differing by the location of the hydroxyl group on the naphthalene ring. The naphthols are naphthalene homologues of phenol, with the hydroxyl group being more reactive than in the phenols.
With the introduction of strict volatile organic compound (VOC) laws in the European Union, LOSPs have disadvantages due to the high cost and long process times associated with vapour-recovery systems. LOSPs have been emulsified into water-based solvents. While this does significantly reduce VOC emissions, the timber swells during treatment, removing many of the advantages of LOSP formulations.
Indoline is an aromatic heterocyclic organic compound with the chemical formula C8H9N. It has a bicyclic structure, consisting of a six-membered benzene ring fused to a five-membered nitrogen-containing ring. The compound is based on the indole structure, but the 2-3 bond is saturated. By oxidation/dehydrogenation it can be converted to indoles.
Dendrobium christyanum is a species of orchid (Orchidaceae) endemic to the Chinese island of Hainan.Kew World Checklist of Selected Plant FamiliesFlora of China v 25 p 392, 华石斛 hua shi hu, Dendrobium sinense Tang & F. T. Wang, Acta Phytotax. Sin. 12: 41. 1974. It produces a volatile organic compound that is unrecorded in other plant species.
Cinoxate is an organic compound used as an ingredient in some types of sunscreens. It is an ester formed from methoxycinnamic acid and 2-ethoxyethanol. It is a slightly yellow viscous liquid that is insoluble in water, but miscible with alcohols, esters, and vegetable oils. It protects skin against the sun by absorbing UV-A and UV-B rays.
Tetraethylenepentamine (TEPA) is an organic compound and is in the class of chemicals known as ethyleneamines. It is a slightly viscous liquid and is not colorless but, like many amines, has a yellow color. It is soluble in most polar solvents. Diethylenetriamine (DETA), triethylenetetramine (TETA), piperazine, and aminoethylpiperazine are also usually present in commercial available TEPA.
Biopolymers are polymers produced by living organisms. Cellulose and starch, proteins and peptides, and DNA and RNA are all examples of biopolymers, in which the monomeric units, respectively, are sugars, amino acids, and nucleotides. Cellulose is both the most common biopolymer and the most common organic compound on Earth. About 33% of all plant matter is cellulose.
1-Methylimidazole or N-methylimidazole is an aromatic heterocyclic organic compound with the formula CH3C3H3N2. It is a colourless liquid that is used as a specialty solvent, a base, and as a precursor to some ionic liquids. It is a fundamental nitrogen heterocycle and as such mimics for various nucleoside bases as well as histidine and histamine.
6-Methylsalicylic acid is an organic compound with the formula CH3C6H3(CO2H)(OH). It is a white solid that is soluble in basic water and in polar organic solvents. At neutral pH, the acid exists as 6-methylsalicylate Its functional groups include a carboxylic acid and a phenol group. It is one of four isomers of methylsalicylic acid.
Orange 1 is a red organic compound and an azo dye. It is one of the first water soluble dyes to be commercialized, and one of seven original food dyes allowed under the U.S. Pure Food and Drug Act of June 30, 1906. It is derived by the azo coupling reaction of phenyldiazonium and 2,4-diaminotoluene.
Methylamine is an organic compound with a formula of CH3NH2. This colorless gas is a derivative of ammonia, but with one hydrogen atom being replaced by a methyl group. It is the simplest primary amine. It is sold as a solution in methanol, ethanol, tetrahydrofuran, or water, or as the anhydrous gas in pressurized metal containers.
3-Methylsalicylic acid is an organic compound with the formula CH3C6H3(CO2H)(OH). It is a white solid that is soluble in basic water and in polar organic solvents. At neutral pH, the acid exists as 3-methylsalicylate Its functional groups include a carboxylic acid and a phenol group. It is one of four isomers of methylsalicylic acid.
5-Methylsalicylic acid is an organic compound with the formula CH3C6H3(CO2H)(OH). It is a white solid that is soluble in basic water and in polar organic solvents. At neutral pH, the acid exists as 5-methylsalicylate Its functional groups include a carboxylic acid and a phenol group. It is one of four isomers of methylsalicylic acid.
1,3-Benzodioxole (1,2-methylenedioxybenzene) is an organic compound with the formula CHOCH. The compound is classified as benzene derivative and a heterocyclic compound containing the methylenedioxy functional group. It is a colorless liquid. Although benzodioxole is not particularly important, many related compounds containing the methylenedioxyphenyl group are bioactive, and thus are found in pesticides and pharmaceuticals.
2,2,6,6-Tetramethylpiperidine, abbreviated TMP, HTMP, or TMPH, is an organic compound of the amine class. In appearance, it is a colorless liquid and has a "fishy", amine-like odor. This amine is used in chemistry as a hindered base (hindered amine). Although TMP finds limited use per se, its derivatives are a mainstay of hindered amine light stabilizers.
Adenosine is an organic compound that occurs widely in nature in the form of diverse derivatives. The molecule consists of an adenine attached to a ribose via a β-N9-glycosidic bond. Adenosine is one of four nucleoside building blocks to RNA, which is essential for all life. Its derivatives include the energy carriers adenosine mono-, di-, and triphosphate.
Propylene oxide is an organic compound with the molecular formula CH3CHCH2O. This colourless volatile liquid with an odour resembling ether, is produced on a large scale industrially. Its major application is its use for the production of polyether polyols for use in making polyurethane plastics. It is a chiral epoxide, although it is commonly used as a racemic mixture.
Methyl (also systematically named trihydridocarbon) is an organic compound with the chemical formula (also written as •). It is a metastable colourless gas, which is mainly produced in situ as a precursor to other hydrocarbons in the petroleum cracking industry. It can act as either a strong oxidant or a strong reductant, and is quite corrosive to metals.
Estragole (p-allylanisole, methyl chavicol) is a phenylpropene, a natural organic compound. Its chemical structure consists of a benzene ring substituted with a methoxy group and an allyl group. It is an isomer of anethole, differing with respect to the location of the double bond. It is a colorless liquid, although impure samples can appear yellow.
Dimethyl acetylenedicarboxylate (DMAD) is an organic compound with the formula CH3O2CC2CO2CH3. It is a di-ester in which the ester groups are conjugated with a C-C triple bond. As such, the molecule is highly electrophilic, and is widely employed as a dienophile in cycloaddition reactions, such as the Diels- Alder reaction. It is also a potent Michael acceptor.
Quinuclidine is an organic compound and a bicyclic amine and used as a catalyst and a chemical building block. It is a strong base with pKa of the conjugate acid of 11.0. It can be prepared by reduction of quinuclidone. In alkane solvents quinuclidine is a Lewis base that forms adducts with a variety of Lewis acids.
Dimethyl ether (DME, also known as methoxymethane) is the organic compound with the formula CH3OCH3, simplified to C2H6O. The simplest ether, it is a colorless gas that is a useful precursor to other organic compounds and an aerosol propellant that is currently being demonstrated for use in a variety of fuel applications. It is an isomer of ethanol.
Muscone is an organic compound that is the primary contributor to the odor of musk. The chemical structure of muscone was first elucidated by Lavoslav Ružička. It consists of a 15-membered ring ketone with one methyl substituent in the 3-position. It is an oily liquid that is found naturally as the (−)-enantiomer, (R)-3-methylcyclopentadecanone.
Bismole is a theoretical heterocyclic organic compound, a five-membered ring with the formula C4H4BiH. It is classified as a metallole. It can be viewed as a structural analog of pyrrole, with bismuth replacing the nitrogen atom of pyrrole. The unsubstituted compound has not been isolated due to the high energy of the Bi-H bond.
1,1'-Binaphthyl is an organic compound with the formula (CH). It is one of the dimers of naphthalene (or literally: dimers of naphthyl). A colorless solid, it has attracted some attention because the atropisomers can be isolated due in part to hindered rotation between the two naphthyl subunits. The halflife of the racemization is 14.5 min.
Benzaldehyde (C6H5CHO) is an organic compound consisting of a benzene ring with a formyl substituent. It is the simplest aromatic aldehyde and one of the most industrially useful. It is a colorless liquid with a characteristic almond-like odor. The primary component of bitter almond oil, benzaldehyde can be extracted from a number of other natural sources.
Cinnamaldehyde is an organic compound with the formula C6H5CH=CHCHO. Occurring naturally as predominantly the trans (E) isomer, it gives cinnamon its flavor and odor. It is a phenylpropanoid that is naturally synthesized by the shikimate pathway. This pale yellow, viscous liquid occurs in the bark of cinnamon trees and other species of the genus Cinnamomum.
Aluminium monostearate is an organic compound which is a salt of stearic acid and aluminium. It has the molecular formula Al(OH)2C18H35O2. It is also referred to as dihydroxy(octadecanoato-O-)aluminium or dihydroxy(stearato)aluminium. It is used to form gels in the packaging of pharmaceuticals, and in the preparation of colors for cosmetics.
Mevalonic acid (MVA) is a key organic compound in biochemistry; the name is a contraction of dihydroxymethylvalerolactone. The carboxylate anion of mevalonic acid, which is the predominant form in biological environments, is known as mevalonate and is of major pharmaceutical importance. Drugs like statins (which lower levels of cholesterol) stop the production of mevalonate by inhibiting HMG-CoA reductase.
Thiazine is an organic compound containing a ring of four carbon, one nitrogen and one sulfur atom. There are three isomers of thiazine, 1,2-thiazine, 1,3-thiazine, and 1,4-thiazine, which differ by the arrangement of the nitrogen and sulfur atoms in the ring. Derivatives of thiazine, often referred to as thiazines, are used for dyes, tranquilizers and insecticides.
Plyboo's product lines are now available urea formaldehyde-free throughout North America. All Smith & Fong products undergo third-party lab-testing for emissions compliance. The products pass the California Air Resources Board (CARB)'s formaldehyde regulations for composite panels. All standard PlybooPure flooring and sheet goods have passed California's Section 01350 volatile organic compound (VOC)-emissions testing.
Naphthionic acid is an organic compound with the formula C10H6(SO3H)(NH2). It is one of several aminonaphthalenesulfonic acids, derivatives of naphthalene containing both amine and sulfonic acid functional groups. It is a white solid, although commercial samples can appear gray.4-Amino-1-naphthalenesulfonic acid; MSDS No. 250619; Sigma–Aldrich Chemie GmbH: Steinheim, 29 Dec 2011.
Pyridine is a basic heterocyclic organic compound with the chemical formula C5H5N. It is structurally related to benzene, with one methine group (=CH−) replaced by a nitrogen atom. It is a highly flammable, weakly alkaline, water- miscible liquid with a distinctive, unpleasant fish-like smell. Pyridine is colorless, but older or impure samples can appear yellow.
Methyl hexanoate is the fatty acid methyl ester of hexanoic acid (caproic acid), a colourless liquid organic compound with the chemical formula . It is found naturally in many foods and has a role as a plant metabolite. It can also be found in the cytoplasm of cells. Methyl hexanoate is produced industrially for use as a flavouring agent.
A metal matrix composite (MMC) is composite material with at least two constituent parts, one being a metal necessarily, the other material may be a different metal or another material, such as a ceramic or organic compound. When at least three materials are present, it is called a hybrid composite. An MMC is complementary to a cermet.
Safrole is an organic compound with the formula CH2O2C6H3CH2CH=CH2. It is a colorless oily liquid, although impure samples can appear yellow. A member of the phenylpropanoid family of natural products, it is found in sassafras plants among others. Small amounts are found in a wide variety of plants, where it functions as a natural antifeedant.
Biochanin A is an O-methylated isoflavone. It is a natural organic compound in the class of phytochemicals known as flavonoids. Biochanin A can be found in red clover in soy, in alfalfa sprouts, in peanuts, in chickpea (Cicer arietinum) and in other legumes. Biochanin A is classified as a phytoestrogen and has putative benefits in dietary cancer prophylaxis.
Aniline is an organic compound with the formula C6H5NH2. Consisting of a phenyl group attached to an amino group, aniline is the simplest aromatic amine. It is an industrially significant commodity chemical, as well as a versatile starting material for fine chemical synthesis. Its main use is in the manufacture of precursors to polyurethane, dyes, and other industrial chemicals.
N-Acetylanthranilic acid is an organic compound with the molecular formula C9H9NO3. It is an intermediate product in catabolism of quinaldine in Arthrobacter sp., and is further metabolized to anthranilic acid. N-Acetylanthranilic acid can be synthesized from 2-bromoacetanilide via palladium-catalyzed carbonylation in tri-n-butylamine-water at 110-130 °C, under 3 atm of carbon monoxide.
Anthraquinone, also called anthracenedione or dioxoanthracene, is an aromatic organic compound with formula . Isomers include various quinone derivatives. The term anthraquinone, however refers to the isomer, 9,10-anthraquinone (IUPAC: 9,10-dioxoanthracene) wherein the keto groups are located on the central ring. It is a building block of many dyes and is used in bleaching pulp for papermaking.
Phloretic acid is an organic compound with the formula HOC6H4(CH2)2CO2H. It is a white solid. The compound contains both phenol and carboxylic acid functional groups. It is sometimes called Desaminotyrosine (DAT) because it is identical to the common alpha amino acid tyrosine except for the absence of the amino functional group on the alpha carbon.
2-Quinolone is an organic compound related structurally to quinoline. It is the majority tautomer in equilibrium with 2-quinolinol. The compound can be classified as a cyclic amide, and as such is used as an isostere for peptides and other pharmaceutically-inspired targets. The isomer 4-quinolone is the parent of a large class of quinolone antibiotics.
Phenazine is an organic compound with the formula (C6H4)2N2. It is a dibenzo annulated pyrazine, and the parent substance of many dyestuffs, such as the toluylene red, indulines, and safranines (and the closely related eurhodines). Phenazine crystallizes in yellow needles, which are only sparingly soluble in alcohol. Sulfuric acid dissolves it, forming a deep-red solution.
Molecular models of caffeine. In pharmacology, an important group of organic compounds is small molecules, also referred to as 'small organic compounds'. In this context, a small molecule is a small organic compound that is biologically active but is not a polymer. In practice, small molecules have a molar mass less than approximately 1000 g/mol.
Itaconic acid, or methylidenesuccinic acid, is an organic compound. This dicarboxylic acid is a white solid that is soluble in water, ethanol, and acetone. Historically, itaconic acid was obtained by the distillation of citric acid, but currently it is produced by fermentation. The name itaconic acid was devised as an anagram of aconitic acid, another derivative of citric acid.
Menadione is a synthetic organic compound with the formula C6H4(CO)2C2H(CH3). It is an analog of 1,4-naphthoquinone with a methyl group in the 2-position. It is sometimes called vitamin K3, even though it does not naturally occur in foods. Use is allowed as a nutritional supplement in animal feed because of its vitamin K activity.
Quinacridone is an organic compound used as a pigment. Numerous derivatives constitute the quinacridone pigment family, which finds extensive use in industrial colorant applications such as robust outdoor paints, inkjet printer ink, tattoo inks, artists' watercolor paints, and color laser printer toner. As pigments, the quinacridones are insoluble. The development of this family of pigments supplanted the alizarin dyes.
2-Hydroxyethyl terephthalic acid is an organic compound with the formula HOC2H4O2CC6H4CO2H. It is the monoester of terephthalic acid and ethylene glycol. The compound is a precursor to poly(ethylene terephthalate) (PET), a polymer that is produced on a large scale industrially. 2-Hydroxyethyl terephthalic acid is a colorless solid that is soluble in water and polar organic solvents.
The halogens, nitrogen and sulphur are covalently bonded to the organic compounds. In order to detect them, the elements need to be converted into their ionic forms. This is done by fusing the organic compound with sodium metal. The ionic compounds formed during the fusion are extracted in aqueous solution and can be detected by simple chemical tests.
The extract is called sodium fusion extract or Lassaigne's extract. When an organic compound is heated strongly with sodium, any halogens, nitrogen, and sulfur will be converted into inorganic sodium salts such as sodium halide (for halides), sodium cyanide (for nitrogen), sodium sulfide (for sulfur), and sodium thiocyanate (for sulfur and nitrogen).The nitrogen is confirmed with ferrous sulfate.
Cycloheptatriene (CHT) is an organic compound with the formula C7H8. It is a closed ring of seven carbon atoms joined by three double bonds (as the name implies) and four single bonds. This colourless liquid has been of recurring theoretical interest in organic chemistry. It is a ligand in organometallic chemistry and a building block in organic synthesis.
Pararosaniline, Basic Red 9, or C.I. 42500 is an organic compound with the formula [(H2NC6H4)3C]Cl. It is a magenta solid with a variety of uses as a dye.Thomas Gessner and Udo Mayer "Triarylmethane and Diarylmethane Dyes" in Ullmann's Encyclopedia of Industrial Chemistry 2002, Wiley-VCH, Weinheim. It is one of the four components of basic fuchsine.
Malachite green is an organic compound that is used as a dyestuff and controversially as an antimicrobial in aquaculture. Malachite green is traditionally used as a dye for materials such as silk, leather, and paper. Despite its name the dye is not prepared from the mineral malachite, and the name just comes from the similarity of color.
Diethylenetriamine (abbreviated Dien or DETA) and also known as 2,2’-Iminodi(ethylamine)) is an organic compound with the formula HN(CH2CH2NH2)2. This colourless hygroscopic liquid is soluble in water and polar organic solvents, but not simple hydrocarbons. Diethylenetriamine is structural analogue of diethylene glycol. Its chemical properties resemble those for ethylene diamine, and it has similar uses.
One of the simplest examples of an organic compound of zinc is the acetate (). Organozinc compounds are those that contain zinc–carbon covalent bonds. Diethylzinc () is a reagent in synthetic chemistry. It was first reported in 1848 from the reaction of zinc and ethyl iodide, and was the first compound known to contain a metal–carbon sigma bond.
The three-dimensional structure of penicillin, solved by Dorothy Crowfoot Hodgkin in 1945. The green, red, yellow and blue spheres represent atoms of carbon, oxygen, sulfur and nitrogen, respectively. The white spheres represent hydrogen, which were determined mathematically rather than by the X-ray analysis. The first structure of an organic compound, hexamethylenetetramine, was solved in 1923.
2-Iodoxybenzoic acid (IBX) is an organic compound used in organic synthesis as an oxidizing agent. This periodinane is especially suited to oxidize alcohols to aldehydes. IBX is prepared from 2-iodobenzoic acid, potassium bromate, and sulfuric acid. Frigerio and co-workers have also demonstrated, in 1999 that potassium bromate may be replaced by commercially available Oxone.
Dimethyl phthalate is an organic compound with molecular formula (C2H3O2)2C6H4. The methyl ester of phthalic acid, it is a colorless liquid that is soluble in organic solvents. Dimethyl phthalate is used as an insect repellent for mosquitoes and flies. It is also an ectoparasiticide and has many other uses, including in solid rocket propellants, and plastics.
DMDM hydantoin is an antimicrobial formaldehyde releaser preservative with the trade name Glydant. DMDM hydantoin is an organic compound belonging to a class of compounds known as hydantoins. It is used in the cosmetics industry and found in products like shampoos, hair conditioners, hair gels, Rite Aid Liquid Lubricant, and skin care products.DMDM Hydantoin at sci-toys.
Trolamine salicylate (Aspercreme, Aspergel) is an organic compound which is the salt formed between triethanolamine and salicylic acid. It is used as an ingredient in sunscreens, analgesic creams, and cosmetics. The salicylic acid portion contributes to both the sun protection effect (by absorbing UVB radiation) and to the analgesic effect. The triethanolamine neutralizes the acidity of the salicylic acid.
Decalin (decahydronaphthalene, also known as bicyclo[4.4.0]decane and sometimes decaline), a bicyclic organic compound, is an industrial solvent. A colorless liquid with an aromatic odor, it is used as a solvent for many resins or fuel additives. It is the saturated analog of naphthalene and can be prepared from it by hydrogenation in the presence of a catalyst.
The ethylhexanol portion is a fatty alcohol, adding emollient and oil-like (water resistant) properties. This organic compound can penetrate into the skin where it acts as a photosensitizer. This results in an increased production of free radicals under illumination. In coral, octocrylene has been shown to accumulate in the form of fatty acid conjugates and trigger mitochondrial dysfunction.
Benzil (systematically known as 1,2-diphenylethane-1,2-dione) is the organic compound with the formula (C6H5CO)2, generally abbreviated (PhCO)2. This yellow solid is one of the most common diketones. Its main use is as a photoinitiator in polymer chemistry.Hardo Siegel, Manfred Eggersdorfer "Ketones" in Ullmann's Encyclopedia of Industrial Chemistry Wiley-VCH, 2002 by Wiley-VCH, Weinheim.
Hexamethylenetetramine or methenamine, also known as hexamine or urotropin, is a heterocyclic organic compound with the formula (CH2)6N4. This white crystalline compound is highly soluble in water and polar organic solvents. It has a cage-like structure similar to adamantane. It is useful in the synthesis of other organic compounds, including plastics, pharmaceuticals, and rubber additives.
Cysteamine is a chemical compound that can be biosynthesized in mammals, including humans, by the degradation of coenzyme A. The intermediate pantetheine is broken down into cysteamine and pantothenic acid. It is the biosynthetic precursor to the neurotransmitter hypotaurine. It is a stable aminothiol, i.e., an organic compound containing both an amine and a thiol functional groups.
Mordant red 19 is an organic compound with the chemical formula C16H13ClN4O5S. It is classified as an azo dye.Klaus Hunger, Peter Mischke, Wolfgang Rieper, Roderich Raue, Klaus Kunde, Aloys Engel: "Azo Dyes" in Ullmann’s Encyclopedia of Industrial Chemistry, 2005, Wiley-VCH, Weinheim.. It is a mordant used in textile dyeing, usually in combination with chromium.Baumann, Hans; Federkiel, Wilhelm.
Dibenzofuran is a heterocyclic organic compound with the chemical structure shown at right. It is an aromatic compound that has two benzene rings fused to a central furan ring. All the numbered carbon atoms have a hydrogen atom bonded to each of them. It is a volatile white solid that is soluble in nonpolar organic solvents.
Cyclohexadecanone is an organic compound with the formula (CH2)15CO. It is a cyclic ketone, which is a minor component of the musk scent of the civet. Several related derivatives are also important in the fragrance industry, especially those with alkene group in the backbone such as civetone, muscone, and velvione (5-cyclohexadecenone). It is synthesized from cyclododecanone.
Methyl carbamate (also called methylurethane, or urethylane) is an organic compound and the simplest ester of carbamic acid (H2NCO2H). It is a colourless solid. Methyl carbamate is prepared by the reaction of methanol and urea: :CO(NH2)2 \+ CH3OH → CH3OC(O)NH2 \+ NH3 It also forms in the reaction of ammonia with methyl chloroformate or dimethyl carbonate.
2,6-Diisopropylaniline is an organic compound with the formula H2NC6H3(CHMe2)2 (Me = CH3). It is a colorless liquid although, like many anilines, samples can appear yellow or brown. 2,6-Diisopropylaniline is a bulky aromatic amine that is often used to make ligands in coordination chemistry. The Schrock carbenes often are transition metal imido complexes derived from this aniline.
The Pot'onggang Organic Compound Fertiliser Factory, located in Chŏngpy'ŏng- dong, P'yŏngch'ŏn-guyŏk, P'yŏngyang, North Korea, was opened in 2012 to produce organic fertiliser making use of sediments and fly ash from an adjacent sewage treatment plant and sludge from the Pot'ong River. It is served by rail via the P'yŏngnam Line of the Korean State Railway.
1-Phenylethylamine is the organic compound with the formula C6H5CH(NH2)CH3. Classified as a monoamine, this colorless liquid is often used in chiral resolutions. Like benzylamine, it is highly basic and forms stable ammonium salts and imines. This compound may be prepared by the reductive amination of acetophenone under various standard conditions for this type of reaction.
Alloxan, sometimes referred to as alloxan hydrate, is the name of the organic compound with the formula OC(N(H)CO)2C(OH)2. It is classified as a derivative of pyrimidine. The anhydrous derivative OC(N(H)CO)2CO is also known, as well as a dimeric derivative. These are some of the earliest known organic compounds.
Hypothiocyanite is the anion [OSCN]− and the conjugate base of hypothiocyanous acid (HOSCN). It is an organic compound part of the thiocyanates as it contains the functional group SCN. It is formed when an oxygen is singly bonded to the thiocyanate group. Hypothiocyanous acid is a fairly weak acid; its acid dissociation constant (pKa) is 5.3.
Trichloroisocyanuric acid is an organic compound with the formula (C3Cl3N3O3). It is used as an industrial disinfectant, bleaching agent and a reagent in organic synthesis. This white crystalline powder, which has a strong "chlorine odour," is sometimes sold in tablet or granule form for domestic and industrial use. Salts of trichloroisocyanuric acid are known as trichloroisocyanurates.
Methyl isocyanide or isocyanomethane is an organic compound and a member of the isocyanide family. This colorless liquid is isomeric to methyl cyanide (acetonitrile), but its reactivity is very different. Methyl isocyanide is mainly used for making 5-membered heterocyclic rings. The C-N distance in methyl isocyanide is very short, 1.158 Å as is characteristic of isocyanides.
Azocine is a heterocyclic organic compound with the molecular formula C7H7N. It consists of an unsaturated eight-membered ring having seven carbon atoms, one nitrogen atom and four double bonds. Saturated or partially saturated azocine rings form the core structure of a group of opioid compounds sometimes known as azocines. These include cyclazocine, pentazocine, and phenazocine.
Azocane is a heterocyclic organic compound with the molecular formula C7H15N. It consists of a saturated eight-membered ring having seven carbon atoms and one nitrogen atom attached to a single hydrogen atom. The fully unsaturated analog of azocane is azocine. Although azocane has limited uses, it is used in the preparation of guanethidine and trocimine.
2,4-Dinitroanisole (DNAN) is a low sensitivity organic compound. It has an anisole (methoxybenzene) core, with two nitro groups (–NO2) attached. It is not explosive itself unless it is mixed with other explosive chemicals in certain ratios. Compared with TNT it has only 90% of the explosive power and is less dense with a higher melting point.
Bisphenol F (BPF; 4,4’-dihydroxydiphenylmethane) is a small aromatic organic compound with the chemical formula . It is related to bisphenol A through its basic structure, as both belong to the category of molecules known as bisphenols, which feature two phenol groups connected via a linking group. In BPF, the two aromatic rings are linked by a methylene connecting group.
4-Methylsalicylic acid is an organic compound with the formula CH3C6H3(CO2H)(OH). It is a white solid that is soluble in basic water and in polar organic solvents. Its functional groups include a carboxylic acid and a phenol group. It is one of four isomers of methylsalicylic acid, including the naturally occurring 6-methylsalicylic acid.
There are many oxides of carbon (oxocarbons), of which the most common are carbon dioxide (CO2) and carbon monoxide (CO). Other less known oxides include carbon suboxide (C3O2) and mellitic anhydride (C12O9).It is an organic compound. There are also numerous unstable or elusive oxides, such as dicarbon monoxide (C2O), oxalic anhydride (C2O4), and carbon trioxide (CO3).
Salicylic aldehyde (2-hydroxybenzaldehyde) is the organic compound with the formula C6H4CHO-2-OH.Merck Index, 11th Edition, 8295 Along with 3-hydroxybenzaldehyde and 4-hydroxybenzaldehyde, it is one of the three isomers of hydroxybenzaldehyde. This colorless oily liquid has a bitter almond odor at higher concentration. Salicylaldehyde is a key precursor to a variety chelating agents, some of which are commercially important.
Chloroacetaldehyde is an organic compound with the formula ClCH2CHO. Like some related compounds, it is highly electrophilic reagent and a potentially dangerous alkylating agent. The compound is not normally encountered in the anhydrous form, but rather as the hemiacetal (ClCH2CH(OH))2O. Chloroacetaldehyde is a useful intermediate in the synthesis of 2-aminothiazole including the pharmaceuticals altizide, polythiazide, brotizolam and ciclotizolam.
Di-tert-butyl-iminodicarboxylate is an organic compound that can be described with the formula [(CH3)3COC(O)]2NH. It is a white solid that is soluble in organic solvents. The compound is used as a reagent for the preparation of primary amines from alkyl halides. It was popularized as an alternative to the Gabriel synthesis for the same conversion.
Bemotrizinol (INN/USAN, INCI bis-ethylhexyloxyphenol methoxyphenyl triazine) is an oil-soluble organic compound that is added to sunscreens to absorb UV rays. It is marketed as Parsol Shield, Tinosorb S, and Escalol S. Bemotrizinol is a broad-spectrum UV absorber, absorbing UVB as well as UVA rays. It has two absorption peaks, 310 and 340 nm. It is highly photostable.
Chloroxuron is an organic compound with the chemical formula C15H15ClN2O2 used as an herbicide. It is classified as an extremely hazardous substance in the United States as defined in Section 302 of the U.S. Emergency Planning and Community Right-to-Know Act (42 U.S.C. 11002), and is subject to strict reporting requirements by facilities which produce, store, or use it in significant quantities.
3,3′,3″-Phosphanetriyltris(benzenesulfonic acid) trisodium salt (abbreviated TPPTS when isolated and tppts as a ligand), is an organic compound that is also known as sodium triphenylphosphine trisulfonate. The compound has the formula P(C6H4SO3Na)3. This white microcrystalline solid is an unusual example of a water-soluble phosphine. Its complex with rhodium is used in the industrial production of butyraldehyde.
Protopanaxadiol (PPD) is an organic compound characterizing a group of ginsenosides. It is a dammarane-type tetracyclic terpene sapogenin found in ginseng (Panax ginseng) and in notoginseng (Panax pseudoginseng). Just what protopanaxadiol's metabolites do inside the human body is still unclear. One study suggests it has rapid, non-genomic effects on endothelial cells, binding to the glucocorticoid and oestrogen beta receptors.
Ferulic acid is a hydroxycinnamic acid, an organic compound. It is an abundant phenolic phytochemical found in plant cell walls, covalently bonded as side chains to molecules such as arabinoxylans. As a component of lignin, ferulic acid is a precursor in the manufacture of other aromatic compounds. The name is derived from the genus Ferula, referring to the giant fennel (Ferula communis).
Spray paint has many negative environmental effects. The paint contains toxic chemicals, and the can uses volatile hydrocarbon gases to spray the paint onto a surface. Volatile organic compound (VOC) leads to ground level ozone formation and most of graffiti related emissions are VOCs. A 2010 paper estimates 4,862 tons of VOCs were released in the United States in activities related to graffiti.
Phenylacetone is an organic compound with the chemical formula C6H5CH2COCH3. It is a colorless oil that is soluble in organic solvents. This substance is used in the manufacture of methamphetamine and amphetamine, where it is commonly known as P2P. Due to the illicit uses in clandestine chemistry, it was declared a schedule II controlled substance in the United States in 1980.
Carpacin is a naturally occurring organic compound first isolated from the Carpano tree (an unidentified Cinnamomum species of the family Lauraceae which is native to Bougainville Island), from which it derives its name. It is also found in essential oils of the genus Crowea. Carpacin is a biosynthetic precursor of the more complex lignan-dimer, carpanone. It is classified as a phenylpropanoid.
Cyclobutanetetrone, also called tetraoxocyclobutane, is an organic compound with formula C4O4 or (CO)4, the fourfold ketone of cyclobutane. It would be an oxide of carbon, indeed a tetramer of carbon monoxide. The compound seems to be thermodynamically unstable. As of 2000, it had yet to be synthesized in significant amounts but may have transient existence as detected by mass spectrometry.
Picolinic acid is an organic compound with the formula C5H4N(CO2H). It is a derivative of pyridine with a carboxylic acid (COOH) substituent at the 2-position. It is an isomer of nicotinic acid and isonicotinic acid, which have the carboxyl side chain at the 3- and 4-position, respectively. It is a white solid that is soluble in water.
Norbornadiene is a bicyclic hydrocarbon and an organic compound. Norbornadiene is of interest as a metal-binding ligand, whose complexes are useful for homogeneous catalysis. It has been intensively studied owing to its high reactivity and distinctive structural property of being a diene that cannot isomerize (isomers would be anti-Bredt olefins). Norbornadiene is also a useful dienophile in Diels-Alder reactions.
Structure of a carboxylic acid Carboxylate Anion 3D structure of a carboxylic acid A carboxylic acid is an organic compound that contains a carboxyl group (C(=O)OH) attached to an R-group. The general formula of a carboxylic acid is R–COOH, with R referring to the alkyl group. Carboxylic acids occur widely. Important examples include the amino acids and fatty acids.
Dibenzoylmethane (DBM) is an organic compound with the formula (C6H5C(O))2CH2. DBM is the name for a 1,3-diketone, but the compound exists primarily as one of two equivalent enol tautomers. DBM (actually its enol) is a white solid. Due to their high photostability and UV-absorbing properties, derivatives of DBM such as avobenzone, have found applications as sunscreen products.
Pivalonitrile is a nitrile with the semi-structural formula (CH3)3CCN, abbreviated t-BuCN. This aliphatic organic compound is a clear, colourless liquid that is used as a solvent and as a labile ligand in coordination chemistry. Pivalonitrile is isomeric with tert-butyl isocyanide but the two compounds do not exist in chemical equilibrium, unlike its silicon analog trimethylsilyl cyanide.
General formula for a ketene. A ketene is an organic compound of the form R′R″C=C=O, where R and R' are two arbitrary monovalent chemical groups (or two separate substitution sites in the same molecule). The name may also refer to the specific compound ethenone , the simplest ketene. Although they are highly useful, most ketenes are unstable.
Structure of siroheme Siroheme (or sirohaem) is a heme-like prosthetic group at the active sites of some enzymes to accomplish the six-electron reduction of sulfur and nitrogen. It is a cofactor at the active site of sulfite reductase, which plays a major role in sulfur assimilation pathway, converting sulfite into sulfide, which can be incorporated into the organic compound homocysteine.
This makes the organometallic chemistry of lead far less wide-ranging than that of tin. Lead predominantly forms organolead(IV) compounds, even when starting with inorganic lead(II) reactants; very few organolead(II) compounds are known. The most well-characterized exceptions are Pb[CH(SiMe3)2]2 and Pb(η5-C5H5)2. The lead analog of the simplest organic compound, methane, is plumbane.
Cyclohexylamine is an organic compound, belonging to the aliphatic amine class. It is a colorless liquid, although, like many amines, samples are often colored due to contaminants. It has a fishy odor and is miscible with water. Like other amines, it is a weak base, compared to strong bases such as NaOH, but it is a stronger base than its aromatic analog, aniline.
2-Furoic acid is a heterocyclic carboxylic acid, consisting of a five-membered aromatic ring and a carboxylic acid group. Its name is derived from the Latin word furfur, meaning bran. The salts and esters of furoic acids are known as furoates. 2-Furoic acid is an organic compound most widely found in food products as a preservative and a flavoring agent.
Fritware, also known as stone-paste, is a type of pottery in which frit (ground glass) is added to clay to reduce its fusion temperature. The mixture may include quartz or other siliceous material. An organic compound such as gum or glue may be added for binding. The resulting mixture can be fired at a lower temperature than clay alone.
Ball-and-stick model of the methane molecule, CH. Methane is part of a homologous series known as the alkanes, which contain single bonds only. In organic chemistry, a hydrocarbon is an organic compound consisting entirely of hydrogen and carbon. Hydrocarbons are examples of group 14 hydrides. Hydrocarbons from which one hydrogen atom has been removed are functional groups called hydrocarbyls.
N-Vinylcarbazole is an organic compound used as a monomer in the production of poly(vinylcarbazole), a conductive polymer, in which conductivity is photon- dependent. The compound is used in the photoreceptors of photocopiers. Upon exposure to γ-irradiation, N-vinylcarbazole undergoes solid-state polymerisation. It is produced by the vinylation of carbazole with acetylene in the presence of base.
2-Methylundecanal is an organic compound that is found naturally in kumquat peel oil. This compound smells herbaceous, orange, and ambergris-like.Molecule of the Month: Chanel No 5 and 2-methylundecanal At high dilution it has a flavor similar to honey and nuts. It is a colorless or pale yellow liquid that is soluble in organic solvents such as ether and ethanol.
Cyclohexanehexone, also known as hexaketocyclohexane and triquinoyl, is an organic compound with formula C6O6, the sixfold ketone of cyclohexane. It is an oxide of carbon (an oxocarbon), a hexamer of carbon monoxide. The compound is expected to be highly unstable, unlike the cyclohexanehexathione analog, and as of 1999 had only been observed as an ionized fragment during mass spectrometry studies.
Despite the side effects, its potential benefit has led to a few clinical trials. Squalene is a naturally-occurring organic compound that is used in human and animal vaccines. Squalene is an oil, made up of carbon and hydrogen atoms, produced by plants and is present in many foods. Squalene is also produced by the human liver and present in human sebum.
Lactacystin is an organic compound naturally synthesized by bacteria of the genus Streptomyces first identified as an inducer of neuritogenesis in neuroblastoma cells in 1991.Omura S, Fujimoto T, Otoguro K, Matsuzaki K, Moriguchi R, Tanaka H, Sasaki Y. (1991). Lactacystin, a novel microbial metabolite, induces neuritogenesis of neuroblastoma cells: S. Omura, et al. J. Antibiot. 44(1):113-6.
2-Vinylpyridine is an organic compound with the formula CH2CHC5H4N. It is a derivative of pyridine with a vinyl group in the 2-position, next to the nitrogen. It is a colorless liquid, although samples are often brown. It is used industrially as a precursor to specialty polymers and as an intermediate in the chemical, pharmaceutical, dye, and photo industries.
Dioctyl sebacate (di(2-ethylhexyl) sebacate) is an organic compound which is the diester of sebacic acid and 2-ethylhexanol. It is an oily colorless liquid and is used as a plasticizer, including in the explosive C4. It has also found use in Dot 5 brake fluid. Furthermore, the substance is also commonly used as seed particle for Particle Image Velocimetry (PIV).
Hydantoin, or glycolylurea, is a heterocyclic organic compound with the formula CH2C(O)NHC(O)NH. It is a colorless solid that arises from the reaction of glycolic acid and urea. It is an oxidized derivative of imidazolidine. In a more general sense, hydantoins can refer to a groups and a class of compounds with the same ring structure as the parent.
Phenethyl alcohol, or 2-phenylethanol, is the organic compound that consists of a phenethyl group (C6H5CH2CH2) group attached to OH. It is a colourless liquid that is slightly soluble in water (2 ml/100 ml H2O), but miscible with most organic solvents. It occurs widely in nature, being found in a variety of essential oils. It has a pleasant floral odor.
Acetic oxalic anhydride is an organic compound with a chemical formula of and a structural formula of (H3C-(C=O)-O-(C=O)-)2. It can be viewed as a mixed anhydride, formally derived from acetic acid (H3C-(C=O)OH) and oxalic acid ((-(C=O)OH)2), in 2:1 molecular ratio, by the loss of two water molecules.
The organic compound arsenobetaine, a betaine, is found in some marine foods such as fish and algae, and also in mushrooms in larger concentrations. The average person's intake is about 10-50 µg/day. Values about 1000 µg are not unusual following consumption of fish or mushrooms. But there is little danger in eating fish because this arsenic compound is nearly non-toxic.
Nitrofurazone (INN, trade name Furacin) is an antimicrobial organic compound belonging to the nitrofuran class. It is most commonly used as a topical antibiotic ointment. It is effective against gram-positive bacteria, gram- negative bacteria, and can be used in the treatment of trypanosomiasis. Its use in medicine has become less frequent, as safer and more effective products have become available.
Berberonic acid (pyridine-2,4,5-tricarboxylic acid) is an organic compound that belongs to the heterocycles (more precisely, heteroaromatics). It belongs to the group of pyridine tricarboxylic acids and consists of a pyridine ring, which carries three carboxy groups in the 2-, 4- and 5-position. The name is derived from Berberine. It can be derived by oxidative degradation of monascaminone with potassium permanganate.
Bisphenol S (BPS) is an organic compound with the formula (HOC6H4)2SO2. It has two phenol functional groups on either side of a sulfonyl group. It is commonly used in curing fast-drying epoxy resin adhesives. It is a bisphenol, and a close analog of bisphenol A (BPA) in which the dimethylmethylene group (C(CH3)2) is replaced with a sulfone group (SO2).
Rose oxide is an organic compound of the pyran class of monoterpenes. The compound has a cis- and a trans-isomer, each with a (+)- and (−)-stereoisomer, but only the (−)-cis isomer (odor threshold 0.5 ppb) is responsible for the typical rose (floral green) fragrance.Dieter Martinetz und Roland Hartwig: Taschenlehrbuch der Riechstoffe: ein Lexikon von A–Z. Verlag Harri Deutsch 1998; ; S. 330ff.
Pulvinone, an organic compound belonging to the esters, lactones, alcohols and butenolides classes, is a yellow crystalline solid. Although the pulvinone is not a natural product, several naturally occurring hydroxylated derivatives are known. These hydroxylated pulvinones are produced by fungal species, such as the in Europe common Larch Bolete (Boletus elegans, also known as Suillus grevillei), or by moulds such as Aspergillus terreus.
5-Aminotetrazole is an organic compound with the formula HN4CNH2. It is a white solid that can be obtained both in anhydrous and hydrated forms. The molecule is planar.Hiroshi Fujihisa, Kazumasa Honda, Shigeaki Obata, Hiroshi Yamawaki, Satoshi Takeya, Yoshito Gotoha, Takehiro Matsunaga "Crystal structure of anhydrous 5-aminotetrazole and its high-pressure behavior" CrystEngComm, 2011, volume 13, pp. 99-102.
Isobutanol (IUPAC nomenclature: 2-methylpropan-1-ol) is an organic compound with the formula (CH3)2CHCH2OH (sometimes represented as i-BuOH). This colorless, flammable liquid with a characteristic smell is mainly used as a solvent either directly or as its esters. Its isomers, the other butanols, include n-butanol, 2-butanol, and tert-butanol, all of which are important industrially.
Piperonal, also known as heliotropin, is an organic compound which is commonly found in fragrances and flavors.Karl-Georg Fahlbusch, Franz-Josef Hammerschmidt, Johannes Panten, Wilhelm Pickenhagen, Dietmar Schatkowski, Kurt Bauer, Dorothea Garbe and Horst Surburg "Flavors and Fragrances" in Ullmann's Encyclopedia of Industrial Chemistry, Wiley-VCH, Weinheim, 2003. The molecule is structurally related to other aromatic aldehydes such as benzaldehyde and vanillin.
Tetrahydrophthalic anhydride is an organic compound with the formula C6H8C2O3. The compound exists as two isomers, this article being focused on the more common cis isomer. It is a precursor to other compounds including the dicarboxylic acid tetrahydrophthalic acid as well the tetrahydrophthalimide, which is a precursor to the fungicide Captan. It is a white solid that is soluble in organic solvents.
They are part of the microbiota of all organisms. In the human microbiome, they are important in the gut, mouth, and on the skin. Their morphological, metabolic, and geographical diversity permits them to play multiple ecological roles: carbon fixation; nitrogen cycling; organic compound turnover; and maintaining microbial symbiotic and syntrophic communities, for example. No clear examples of archaeal pathogens or parasites are known.
Melamine is an organic compound with the formula C3H6N6. This white solid is a trimer of cyanamide, with a 1,3,5-triazine skeleton. Like cyanamide, it contains 67% nitrogen by mass, and its derivatives have fire retardant properties due to its release of nitrogen gas when burned or charred. Melamine can be combined with formaldehyde and other agents to produce melamine resins.
2-Chlorobenzoic acid is an organic compound with the formula ClC6H4CO2H. It is one of three isomeric chlorobenzoic acids, the one that is the strongest acid. This white solid is used as a precursor to a variety of drugs, food additives, and dyes.Takao Maki, Kazuo Takeda "Benzoic Acid and Derivatives" in Ullmann's Encyclopedia of Industrial Chemistry 2002, Wiley-VCH, Weinheim. .
Acacia longifolia is widely cultivated in subtropical regions of the world. Its uses include prevention of soil erosion, food (flowers, seeds and seed pods), yellow dye (from the flowers), green dye (pods) and wood.Plants for a Future: Acacia longifolia The flower colour derives from the organic compound kaempferol.Lycaeum: Phytochemistry Intro The tree's bark has limited use in tanning, primarily for sheepskin.
Bicine is an organic compound used as a buffering agent. It is one of Good's buffers and has a pKa of 8.35 at 20 °C.N,N-Bis(2-hydroxyethyl)glycine at ChEBI It is prepared by the reaction of glycine with ethylene oxide, followed by hydrolysis of the resultant lactone. Bicine is a contaminant in amine systems used for gas sweetening.
A dicarboxylic acid is an organic compound containing two carboxyl functional groups (−COOH). The general molecular formula for dicarboxylic acids can be written as HO2C−R−CO2H, where R can be aliphatic or aromatic. In general, dicarboxylic acids show similar chemical behavior and reactivity to monocarboxylic acids. Dicarboxylic acids are also used in the preparation of copolymers such as polyamides and polyesters.
Prehnitene or 1,2,3,4-tetramethylbenzene is an organic compound with the formula C6H2(CH3)4, classified as an aromatic hydrocarbon. It is a flammable colorless liquid which is nearly insoluble in water but soluble in organic solvents. It occurs naturally in coal tar. Prehnitene is one of three isomers of tetramethylbenzene, the other two being isodurine (1,2,3,5-tetramethylbenzene) and durene (1,2,4,5-tetramethylbenzene).
Isodurene or 1,2,3,5-tetramethylbenzene is an organic compound with the formula C6H2(CH3)4, classified as an aromatic hydrocarbon. It is a flammable colorless liquid which is nearly insoluble in water but soluble in organic solvents. It occurs naturally in coal tar. Isodurene is one of three isomers of tetramethylbenzene, the other two being prehnitene (1,2,3,4-tetramethylbenzene) and durene (1,2,4,5-tetramethylbenzene).
Isonicotinic acid or 4-pyridinecarboxylic acid is an organic compound with the formula C5H4N(CO2H). It is a derivative of pyridine with a carboxylic acid substituent at the 4-position. It is an isomer of picolinic acid and nicotinic acid which has the carboxyl group at the 2- and 3-position respectively compared to the 4-position for isonicotinic acid.
Octanal is the organic compound, an aldehyde, with the chemical formula CH3(CH2)6CHO. A colorless fragrant liquid with a fruit-like odor, it occurs naturally in citrus oils. It is used commercially as a component in perfumes and in flavor production for the food industry. It is usually produced by hydroformylation of heptene and the dehydrogenation of 1-octanol.
N,N-Dimethyldopamine (DMDA) is an organic compound belonging to the phenethylamine family. It is related structurally to the alkaloid epinine (N-methyldopamine) and to the major neurotransmitter dopamine (of which it is the N,N-dimethylated analog). Because of its structural relationship to dopamine, DMDA has been the subject of a number of pharmacological investigations. DMDA has been detected in Acacia rigidula.
Piperidine is an organic compound with the molecular formula (CH2)5NH. This heterocyclic amine consists of a six-membered ring containing five methylene bridges (–CH2–) and one amine bridge (–NH–). It is a colorless liquid with an odor described as objectionable, and typical of amines. The name comes from the genus name Piper, which is the Latin word for pepper.
Deoxyepinephrine, also known by the common names N-methyldopamine and epinine, is an organic compound and natural product that is structurally related to the important neurotransmitters dopamine and epinephrine. All three of these compounds also belong to the catecholamine family. The pharmacology of epinine largely resembles that of its "parent", dopamine. Epinine has been found in plants, insects and animals.
Naphthalene is an organic compound with formula . It is the simplest polycyclic aromatic hydrocarbon, and is a white crystalline solid with a characteristic odor that is detectable at concentrations as low as 0.08 ppm by mass. As an aromatic hydrocarbon, naphthalene's structure consists of a fused pair of benzene rings. It is best known as the main ingredient of traditional mothballs.
Regenerative Thermal Oxidizers are ideal in a range of low to high VOC concentrations up to 10 g/m3 solvent. There are currently many types Regenerative Thermal Oxidizer on the market with the capability of 99.5+% Volatile Organic Compound (VOC) oxidization or destruction efficiency. The ceramic heat exchanger(s) in the towers can be designed for thermal efficiencies as high as 97+%.
1-Aminopentane is an organic compound with the formula CH3(CH2)4NH2. It is used as a solvent, as a raw material in the manufacture of a variety of other compounds, including dyes, emulsifiers, and pharmaceutical products, and as a flavoring agent."JECFA Evaluations-PENTYLAMINE. Summary of Evaluations Performed by the Joint FAO/WHO Expert Committee on Food Additives" (January 31, 2006).
Phytane is a non-polar organic compound that is a clear and colorless liquid at room temperature. It is a head-to-tail linked regular isoprenoid with chemical formula C20H42. Phytane has many structural isomers. Among them, crocetane is a tail-to-tail linked isoprenoid and often co-elutes with phytane during gas chromatography (GC) due to its structural similarity.
Dimethylol ethyleneurea is an organic compound derived from formaldehyde and urea. It is a colourless solid that is used for treating cellulose-based heavy fabrics to inhibit wrinkle formation. Dimethylol ethylene urea (DMEU) bonds with the hydroxyl groups present in long cellulose chains and prevents the formation hydrogen bonding between the chains, the primary cause of wrinkling.Klaus Fischer et al.
The organic compound includes a methenyl group bound to two tertiary amides. The methenyl group originated as CO2 before being incorporated into the substrate, which is catalytically reduced by H2 to methylenetetrahydromethanopterin as shown. Eventually the methylene group is further reduced and released as a molecule of methane. Hmd Catalyzed Reaction The hydride transfer has also been shown to be stereospecific.
Guaiacol () is a naturally-occurring organic compound with the formula C6H4(OH)(OCH3). Although it is biosynthesized by a variety of organisms, this aromatic oil is usually derived from guaiacum or wood creosote. It is also found in essential oils from celery seeds, tobacco leaves, orange leaves, and lemon peels. It is colorless but samples become yellow upon exposure to air and light.
Padimate O is an organic compound related to the water-soluble compound PABA (4-aminobenzoic acid) that is used as an ingredient in some sunscreens. This yellowish water-insoluble oily liquid is an ester formed by the condensation of 2-ethylhexanol with dimethylaminobenzoic acid. Other names for padimate O include 2-ethylhexyl 4-dimethylaminobenzoate, Escalol 507, octyldimethyl PABA, and OD-PABA.
Methyl diethanolamine, also known as N-methyl diethanolamine and more commonly as MDEA, is the organic compound with the formula CH3N(C2H4OH)2. It is a colorless liquid with an ammonia odor. It is miscible with water, ethanol and benzene. A tertiary amine, it is widely used as a sweetening agent in chemical, oil refinery, syngas production and natural gas.
4-Quinolone is an organic compound derived from quinoline. It and 2-quinolone are the two most important parent (meaning simplified) quinolones. 4-Quinolone exists in equilibrium with a minor tautomer, 4-hydroxyquinoline (CAS#611-36-9). Aside from pedagogical interest, 4-Quinolone is of little intrinsic value but its derivatives, the 4-quinolone antibiotics represent a large class of important drugs.
Demeton-S-methyl is an organic compound with the molecular formula C6H15O3PS2. It was used as an organothiophosphate acaricide and organothiophosphate insecticide. It is flammable. With prolonged storage, Demeton-S-methyl becomes more toxic due to formation of a sulfonium derivative which has greater affinity to the human form of the acetylcholinesterase enzyme, and this may present a hazard in agricultural use.
Hexamethylene triperoxide diamine (HMTD) is a high explosive organic compound. HMTD is an organic peroxide, a heterocyclic compound with a cage- like structure. It is a primary explosive. It has been considered as an initiating explosive for blasting caps in the early part of 20th century, mostly because of its high initiating power (higher than that of mercury fulminate) and its inexpensive production.
Gametes are released together with various fragments of cytoplasm. The gametes of both sex are anatomically indistinguishable and remain able to move for periods of up to approximately 30 minutes. Fusion was never observed in clonal cultures. However, female gametophytes were identified in some fertile cultures after a volatile (volatile organic compound), scented compound was detected during a parallel investigation of pheromone production.
Butanone, also known as methyl ethyl ketone (MEK), is an organic compound with the formula CH3C(O)CH2CH3. This colourless liquid ketone has a sharp, sweet odor reminiscent of acetone. It is produced industrially on a large scale, but occurs in nature only in trace amounts.Wilhelm Neier, Guenter Strehlke "2-Butanone" in Ullmann's Encyclopedia of Industrial Chemistry, Wiley-VCH, Weinheim, 2002.
Calclacite is an organic compound with chemical formula Ca(CH3COO)Cl·5H2O. It forms crystals in the monoclinic system, with silky hairlike efflorescences up to 4 cm long. According to the Nickel-Strunz classification, calclacite is an organic acid salt and occurs with formicaite, acetamide, dashkovaite, paecite and hoganite.Handbook of Mineralogy It is white and its hardness on the Mohs scale is 1.5.
Although MIO is a polypeptide modification, it was proposed to call it a prosthetic group, because it has the quality of an added organic compound. PAL is inhibited by trans-cinnamic acid, and, in some species, may be inhibited by trans-cinnamic acid derivatives. The unnatural amino acids D-Phe and D-Tyr, the enantiomeric forms of the normal substrate, are competitive inhibitors.
Behentrimonium chloride, also known as docosyltrimethylammonium chloride or BTAC-228, is a yellow waxlike organic compound with chemical formula 3(2)21()(3)3, used as an antistatic agent and, sometimes, a disinfectant. It is commonly found in cosmetics such as conditioners, hair dye, and mousse, and also in detergents. Laboratory tests have indicated that it does not readily biodegrade.
Ethyl carbamate (also called urethane) is an organic compound with the formula CH3CH2OC(O)NH2. It is an ester of carbamic acid and a white solid. Despite its name, it is not a component of polyurethanes. Because it is a carcinogen, it is little used, but it naturally forms in low quantities in many types of fermented foods and drinks.
2,2-Dimethylbutane, trivially known as neohexane, is an organic compound with formula C6H14 or (H3C-)3-C-CH2-CH3. It is therefore an alkane, indeed the most compact and branched of the hexane isomers — the only one with a quaternary carbon and a butane (C4) backbone. It can be synthesised by the hydroisomerisation of 2,3-dimethylbutane using an acid catalyst.

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