n
Initialism of 2-acetylpyrroline. An aroma and flavour compound that gives the stereotypical smell and flavour of buttered popcorn.
n
(organic chemistry) A particular aromatic compound used as a food additive.
n
(chemistry) A cationic dye, prepared from coal tar and creosote oil, often used in epifluorescence microscopy.
n
(organic chemistry) The isomer of cholesterol (3S)-10,13-dimethyl-17-(6-methylheptan-2-yl)-2,3,6,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-ol
n
(organic chemistry) Any glycoside of arabinofuranose
n
(organic chemistry) A particular triterpenoid carboxylic acid related to betulinic acid
n
(organic chemistry) A lactone derived from botcinic acid
n
(biochemistry) A steroid acid.
n
(organic chemistry) A phenol obtained from anacardic acid, used in resins and coatings.
n
(organic chemistry) The diterpenoid carboxylic acid (4aR,10aS)-5,6-dihydroxy-1,1-dimethyl-7-propan-2-yl-2,3,4,9,10,10a-hexahydrophenanthrene-4a-carboxylic acid present in rosemary and sage
n
(organic chemistry) Any carotenoid ketone
n
(organic chemistry) The bicyclic sesquiterpenoid alcohol (3R,3aS,8aR)-6,8a-dimethyl-3-(1-methylethyl)-2,3,4,5,8,8a-hexahydroazulen-3a(1H)-ol present in the essential oil of carrots
n
(organic chemistry) A white waxy solid obtained from Chinese wax, and by the distillation of cerotin.
n
(organic chemistry) The organomercury compound Cl-Hg-C₆H₄-COOH that is a protease inhibitor
n
(organic chemistry) The sterol 5beta-cholestane-3alpha,7alpha,12alpha-triol
n
(organic chemistry) The compound (3R,4R)-3-[(1-carboxyvinyl)oxy]-4-hydroxycyclohexa-1,5-diene-1-carboxylic acid, whose anion chorismate is an important biochemical intermediate in plants and microorganisms.
n
The bicyclic monoterpenoid alcohol 2,7,7-trimethylbicyclo[3.1.1]hept-2-en-6-ol
n
(organic chemistry) An acid extracted from the columbo root as a bitter, yellow, amorphous substance.
n
(organic chemistry) A nitrile, 1-cyano-2-hydroxy but-3-ene derived from the glucosinolate progoitrin, present in crucifers
n
(organic chemistry) The hepatoprotective compound (3R,5R)-4-[(E)-3-(3,4-dihydroxyphenyl)prop-2-enoyl]oxy-1,3,5-trihydroxycyclohexane-1-carboxylic acid
n
A soft olive-green resin extracted from cubebs.
n
(biochemistry) A hydrocarbon polymer, of uncertain structure but thought to be similar to kerogen, found in some plants.
n
(organic chemistry) A glycoside in which the aglycone is a cyanide group
n
(organic chemistry) Any of a series of closely related rose ketones that are components of essential oils, derived from the degradation of carotenoids.
n
(organic chemistry) An apocarotenoid intermediate in the biosynthesis of carotenoids
n
(organic chemistry) Any of a class of compounds derived from an anthocyanin by loss of a hydroxy group
n
(organic chemistry) Any compound of digitoxose
n
A natural disodium salt of the flavor enhancer guanosine monophosphate, produced from dried fish or seaweed and often added to savory foods.
adj
(organic chemistry) Relating to, or derived from two steroids
n
(organic chemistry) The pesticide n-dodecylguanidine acetate
n
(chemistry) A particular acid produced from emulsin.
n
(organic chemistry) The lignan lactone rac-(8α,8'β)-3,3'-dihydroxylignano-9,9'-lactone; a phytoestrogen produced by intestinal microflora from precursors in plant food
n
(organic chemistry) The 3α- isomer of cholesterol
n
(organic chemistry, especially in combination) A univalent radical derived from ergosterol
n
(organic chemistry) A polycyclic monoterpenoid ether, obtained from eucalyptus oil, used in perfumery and in the production of pharmaceuticals etc.
n
(organic chemistry) An oily liquid, resembling and possibly identical with furfurol, obtained from fucus and other seaweeds.
n
(organic chemistry) The free radical 2,6-di-tert-butyl-α-(3,5-di-tert-butyl-4-oxo-2,5-cyclohexadien-1-ylidene)-p-tolyloxy
n
(organic chemistry) An aromatic carboxylic acid that is analogous to vitamin E
n
Alternative form of gelseminic acid [(organic chemistry) An acid derived from the yellow jasmine (Gelsemium sempervirens) and resembling esculin.]
n
(organic chemistry) The diterpenoid alcohol 3,7,11,15-tetramethyl-2,6,10,14-hexadecatraen-1-ol that induces apoptosis, and is involved in protein isoprenylation
n
(biochemistry, organic chemistry) An organic compound, one of the gibberellins, obtained from the fungus Gibberella fujikuroi, that functions as a growth hormone in plants.
n
(organic chemistry) The thioglucoside [[3-hydroxy-3-methyl-1-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]sulfanylpentylidene]amino] sulfate
n
(organic chemistry) The glucosinolate [(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl] (2S)-2-methyl-N-sulfooxybutanimidothioate
n
(organic chemistry) A compound, 1-S-[N-(sulfonatooxy)pentenimidoyl]-1-thio-β-D-glucopyranose, that is a flavour component of cooked brassicas
n
(historical) An explosive produced as a whitish liquid by the nitration of a saturated solution of cane sugar in glycerine.
n
(organic chemistry) An oxime sulfate derived from a thioglycoside
n
(organic chemistry) A red quinoid carboxylic acid 3-carboxymethyl-5-hydroxy-1,4,8-trioxo-4,8-dihydro-1H-fluorene-9-carboxylic acid present in the skin secretion of the hippopotamus
n
(biochemistry) 3,4-dihydroxyphenylacetate
n
(organic chemistry) A synthetic organic compound, analogous to taurine but with an extra carbon in its chain, potentially useful as an anticonvulsant and treatment for Alzheimer's disease.
n
(organic chemistry) An acid derived from barley (Hordeum spp.), identical or isomeric with lauric acid.
n
(chemistry) a complex mixture of organic acids produced by the decomposition of vegetable matter
n
(organic chemistry) The aromatic carboxylic acid 3-phenylpropanoic acid present in bilberries
n
(organic chemistry) Any hydroxy derivative of a flavanone
n
(organic chemistry) The variety of sugar (glucose) obtained from the glucoside indican.
n
(organic chemistry) The polyphenol 3-[(E)-3-(3,4-dihydroxyphenyl)prop-2-enoyl]oxy-1,4,5-trihydroxycyclohexane-1-carboxylic acid
n
(biochemistry) A dimer of tyrosine that is present in plant cell-wall glycoprotein
n
(organic chemistry) The isomer of ferulic acid (E)-3-(3-hydroxy-4-methoxyphenyl)prop-2-enoic acid
n
(organic chemistry) An acid that is a hydrolysis product of jalapin.
n
(organic chemistry) A chemical compound involved in the synthesis of sphingolipids.
n
(organic chemistry) The polycyclic compound (2R)-2-[(5R,9R,10R,13S,14S,16S,17S)-16-hydroxy-4,4,10,13,14-pentamethyl-3-oxo-1,2,5,6,9,11,12,15,16,17-decahydrocyclopenta[a]phenanthren-17-yl]-6-methylhept-5-enoic acid
n
(organic chemistry) An antioxidant found in sage.
n
(organic chemistry) A yellow amorphous substance obtained from lac.
n
(organic chemistry) The aliphatic ketonic carboxylic acid 4-oxopentanoic acid that is used in the preparation of certain polymers
n
(organic chemistry) A nitrogenous organic acid of the uric acid group, obtained by decomposition of allantoin.
n
(chemistry) lecanoric acid
n
(organic chemistry) An oxidised form of lecithin
n
(organic chemistry) A particular resorcinolic lipid.
n
(organic chemistry) The alcohol formed by total reduction of the carboxylic acid group of leucine; any of its derivatives
n
(organic chemistry) An isomer of folinic acid
n
(organic chemistry) A substance resembling dextrin, obtained from the bulbs of the dahlia, the artichoke, and other sources, that yields levulose on decomposition.
n
(organic chemistry) Any of a group of aromatic alcohols derived from lignan
n
(organic chemistry) An aldehyde 2,4-dimethyl-3-cyclohexenecarboxaldehyde present in privet
n
(organic chemistry) The acetate ester of linalool; a phytochemical found in many flowers and spice plants, and one of the principal components of the essential oils of bergamot and lavender.
n
(medicine, organic chemistry) A yellowish-green resin from the lobelia, used as an emetic and diaphoretic.
n
(organic chemistry) An iridoid synthesized from 7-deoxyloganic acid by the enzyme 7-deoxyloganic acid hydroxylase (7-DLH); it is a substrate for the enzyme loganate O-methyltransferase for the production of loganin.
n
(organic chemistry) An organic compound, 6-methyl-9,10-didehydro-ergoline-8-carboxylic acid, derived from an alkaloid found in ergot; its amide derivatives are widely used as pharmaceuticals and as hallucinogenic drugs (LSD).
n
(organic chemistry) 2-phenyl-2-hydroxyacetic acid, C₆H₅CH(OH)COOH; originally extracted from bitter almonds, it has antibacterial and bacteriostatic properties.
n
(chemistry) A variety of tannin or tannic acid found in acacias, Mimosa, etc.
adj
(organic chemistry) Derived from montan wax
n
(organic chemistry) A lactone, (5-oxo-2,5-dihydrofuran-2-yl)acetic acid, formally derived from a muconic acid
n
(organic chemistry, archaic) An oily substance extracted from oil of nutmeg.
n
(organic chemistry) Any of a group of formamido cyclopentenones present in Myrothecium fungi
n
(organic chemistry) A pigment that is a derivative of drosopterin
adj
(organic chemistry) Relating to the neonicotinoids
n
(organic chemistry) A demethylated form of a lichexanthone
n
(organic chemistry) Any of a group of plant metabolites based on diphenylpentane
n
(organic chemistry) The phenolic ester 2-(3,4-dihydroxyphenyl)ethyl (Z)-4-formyl-3-(2-oxoethyl)hex-4-enoate present in olive oil
n
(organic chemistry) The aglycone of various oleasides.
n
A kind of structural protein found in vascular plant oil bodies and in plant cells.
n
(organic chemistry) Any isoprenoid that contains several isoprene units
n
(dated, biochemistry) riboflavin
n
(organic chemistry) the cis- form of 13-eicosenoic acid found in Paullinia cupana
n
an acidic derivative of a carbohydrate; the active constituent of pectin
n
(organic chemistry) Any glycoside derived from a pentose
n
(organic chemistry) An organic acid obtained by the decomposition of phloretin.
n
(organic chemistry) An acyclic polyunsaturated isoprenoid hydrocarbon that is the precursor of the biosynthesis of carotenoid pigments
n
Alternative form of polycosanol [(organic chemistry) An extract of plant waxes, rich in long-chain aliphatic alcohols]
n
(organic chemistry) A derivative of a pterocarpan
n
(organic chemistry) Any of various derivatives of punicic acid
n
(biochemistry) A hypermodified derivative of guanine present in the anticodon of some tRNAs
n
(organic chemistry) Any of many terpenoid acids produced by the resin ducts of conifers.
n
(biochemistry) Any of various compounds that are made by the human body from the omega-3 fatty acids eicosapentaenoic acid and docosahexaenoic acid, believed to reduce cellular inflammation.
n
(organic chemistry) A cyclic oligomer of resorcinol
n
(obsolete, organic chemistry) sulphocyanic acid; an acid that forms a red colour with ferric salts.
n
(organic chemistry) Any glycoside derived from ribopyranose
n
(chemistry) A dibasic acid, C₁₇H₃₂O₄, of the oxalic series, found in archil (Roccella tinctoria, etc.), and other lichens.
n
(biochemistry) Any of a class of polycyclic compounds related to rotenone
n
(organic chemistry) A substance found in madder root, and probably identical with ruberythrinic acid.
n
(chemistry) An acid obtained from gallic acid as a brown or red crystalline substance, related to rufiopin and anthracene.
n
(organic chemistry) Any glycoside of salicylic acid
n
(organic chemistry) A fragrant oil, HO.C₆H₄.CHO, found in the flowers of meadowsweet and also obtained by oxidation of salicin, saligenin, etc.
n
(organic chemistry) The phenolic alcohol o-hydroxy-benzyl alcohol obtained by the decomposition of salicin
n
(organic chemistry) A particular terpene glycoside
n
(organic chemistry) Any of a group of aldehydes derived from chromanone present in the leaves of Eucalyptus
n
(organic chemistry) Any of several isomers of a strigolactone found in sorghum
n
(organic chemistry) A linear triterpene hydrocarbon found in shark liver oil and in human sebum; it plays a role in the biosynthesis of steroids.
n
(chemistry, archaic) An acid obtainable from an oleoresin found in sumbul, or muskroot.
n
(organic chemistry) A naturally occurring O-methylated trihydroxybenzoic acid found in various plants.
n
(chemistry) dihydroxycinnamic acid, obtained from certain umbelliferous plants
n
(organic chemistry) A cytotoxic tribenzylated flavanone isolated from Uvaria
n
(organic chemistry) A disaccharide found in vicianin.
n
(organic chemistry) A seven-carbon sugar alcohol, widely distributed in plants, red algae, fungi, mosses, and lichens.
n
A fatty acid found in the seed oil of Chinese violet cress (Orychophragmus violaceus)
n
(organic chemistry) Any of a series of 1,3-dithietane compounds obtainable from the onion.
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