n
A cytological stain made from orcein and acetic acid
n
(organic chemistry) A particular carotenoid.
n
A mixture of saponins with anti-inflammatory, vasoconstrictor and vasoprotective effects, found in Aesculus hippocastanum, the horse chestnut.
n
(organic chemistry) An unsaturated disulfide obtained from garlic, with antioxidant, antithrombotic, and antimicrobial properties.
n
Ellipsis of anacardic acid.. [A yellow liquid obtainable from the shell of the cashew nut (Anacardium occidentale), closely related to urushiol, and also causing itchiness like urushiol.]
n
A yellow liquid obtainable from the shell of the cashew nut (Anacardium occidentale), closely related to urushiol, and also causing itchiness like urushiol.
n
(organic chemistry) A resinoid colouring matter obtained from alkanet root.
n
(organic chemistry) An aglycone of an anthocyanin.
n
An anthocyanin, the 3-rutinoside of cyanidin, found in blackcurrant.
n
(organic chemistry) A flavin, similar to riboflavin but with an arabinose moiety instead of a ribose one
n
(organic chemistry) Any of a group of xanthenones, based on 2,4,5-trichloro-1,3,6-trihydroxy-8-methylxanthen-9-one, present in lichen
n
(organic chemistry) Synonym of frangulin
n
(organic chemistry) A red class of carotenoid based on (5S,6E,8E,10E,12E,14E,16E,18E,20E,22E,24E,26E,28E,30E,32S)-5,32-bis(2-hydroxypropan-2-yl)-2,8,12,16,21,25,29,35-octamethylhexatriaconta-6,8,10,12,14,16,18,20,22,24,26,28,30-tridecaene-2,35-diol
n
(mycology) A ketone pigment produced by Xerocomus badius with SMILES C1=CC(=CC=C1/C(=C\2/C(=C(C(=O)O2)C3=CC4=C5C(=C3)C(=O)C(=O)OC5=C(C=C4C6=C(/C(=C(/C7=CC=C(C=C7)O)\C(=O)O)/OC6=O)O)O)O)/C(=O)O)O
n
Alternative form of bassorin [(organic chemistry) An amylose that is a constituent part of a species of gum from Basra ( <= Bassora), tragacanth, and some gum resins.]
n
(organic chemistry) The free radical scavenger 5-[(2E)-3,7-Dimethyl-2,6-octadien-1-yl]-2-oxo-3-phenyl-2,5-dihydrofuro[2,3-b]phenazine-9-carboxylic acid present in Streptomyces prunicolor
n
(organic chemistry) An apocarotenoid that is the active ingredient of annatto.
n
(organic chemistry) A red crystallizable tasteless substance extracted from the carrot.
n
Alternative form of carrageenan [A food additive made from a purified extract of red seaweed, commonly used as a thickening agent.]
n
A polyphenolic antioxidant plant metabolite.
n
(chemistry) A white amorphous substance, the insoluble part of cherry gum; meta-arabinic acid.
n
A yellow pigment, normally present as a glycoside, in carnation flowers
n
(organic chemistry) Any of a group of phloroglucinol derivatives isolated from Hypericum japonicum (syn. Hypericum chinense).
n
(organic chemistry) An anthocyanin, the 3-glucoside of cyanidin, found in various plants and fruits including peaches and lychees.
n
(organic chemistry) A yellow crystalline substance extracted from crude anthracene.
n
(organic chemistry) A yellow pigment, "2-(α-hydroxyethyl)-4(3H)-quinazolinone", produced by the fungus Penicillium chrysogenum
n
(organic chemistry) A triterpenoid carotenoid aldehyde
n
(obsolete) The process of taking on a lemon-yellow colour, as the philosopher's stone was supposed to do in alchemy.
n
(organic chemistry) A white, crystalline, bitter substance.
n
A particular phytoalexin found in Erythrina crista-galli.
n
(organic chemistry) A natural carotenoid dicarboxylic acid that is found in the crocus flower.
n
(organic chemistry) A natural carotenoid that is found in the flowers crocus and gardenia.
n
(organic chemistry, dated) A supposed alkaloid obtained from croton oil by boiling it with water and magnesia, later found to be merely a magnesia soap of the oil.
n
(organic chemistry) An anthocyanidin pigment, 2-(3,4-dihydroxyphenyl) chromenylium-3,5,7-triol, found in many red berries.
n
An anthocyanidin, primary plant pigment, and antioxidant, responsible for the blue colour in delphiniums and other flowers and fruits.
n
(organic chemistry) An isomer of lycopene found in some bacteria
n
(organic chemistry) Any of a group of triterpenoid saponins present in the cactus Isolatocereus dumortieri
n
A polyphenol antioxidant found in numerous fruits and vegetables including raspberries, strawberries, cranberries, walnuts, pecans, pomegranates and other plant foods.
n
(organic chemistry) A substance present in small amount in starch granules, coloured red by iodine.
n
(organic chemistry) An ichthyotoxin isolated from Euglena sanguinea.
n
(organic chemistry) A yellow crystalline substance, resembling aurin, obtained by the oxidation of pittacal; eupittonic acid.
n
(organic chemistry) A particular carotenoid.
n
(organic chemistry) A yellow crystalline substance resembling alizarin, obtained by the decomposition of frangulin.
n
(organic chemistry) A yellow crystalline dyestuff extracted from a species of buckthorn, Rhamnus frangula.
n
Alternative form of frangulic acid [(organic chemistry) A yellow crystalline substance resembling alizarin, obtained by the decomposition of frangulin.]
n
(organic chemistry) A colourless crystalline substance, regarded as a glucoside, found in the bark of the ash (Fraxinus) and along with esculin in the bark of the horse-chestnut. It is faintly fluorescent in alkaline solutions.
n
(organic chemistry) The dioxole 5-[(2R,3R,4R,5R)-5-(1,3-benzodioxol-5-yl)-3,4-dimethyloxolan-2-yl]-1,3-benzodioxole, present in the magnolia Talauma hodgsonii, that is an anticancer agent
n
(organic chemistry) A red crystalline dyestuff obtained by heating pyrogallic acid and phthalic acid together.
n
One of the two forms of tannic acid, found in oak galls.
n
Alternative form of gentianine [(organic chemistry) A bitter, crystallizable substance obtained from gentian.]
n
(organic chemistry) A crystallizable, sugar-like substance, with a slightly sweetish taste, obtained from the gentian.
n
(organic chemistry) An anthocyanin derivative present in gentian flowers
n
(organic chemistry) A yellow crystalline substance obtained from the gentian.
n
(organic chemistry) A poisonous diterpene found in trees of genus Hura.
n
(organic chemistry) A particular cytotoxic naphthazarin derivative.
n
(organic chemistry) 1,2,7-trihydroxyanthraquinone
n
(organic chemistry) A white, crystalline, tasteless substance found in the milky sap of species of Lactuca, and constituting an essential ingredient of lactucarium.
n
(chemistry) A white crystalline substance extracted from the fruit of the bay (Laurus nobilis), and consisting of a complex mixture of glycerin ethers of several organic acids.
n
(organic chemistry) Any of a group of xanthones present in henna (Lawsonia inermis)
n
(organic chemistry) The aglycone of a leucoanthocyanidin
n
(organic chemistry) A particular leucoanthocyanidin compound.
n
(organic chemistry) A particular leucoanthocyanidin compound.
n
(organic chemistry) A colourless compound related to leucoanthocyanins, found in various plants including the cashew and areca nut
n
(organic chemistry) A particular leucoanthocyanidin compound.
n
(organic chemistry) A particular leucoanthocyanidin compound.
n
(biochemistry) An aromatic compound, bis-N-methylacridinium nitrate, that exhibits a bluish-green fluorescence.
n
(organic chemistry) Any of a class of blue or green polyphenolic compounds found in some oysters
n
(organic chemistry) A white amorphous substance resembling rubber, obtained as an insoluble residue of mastic.
n
A carotenoid-derived aromatic compound that produces some of the spice notes associated with Chardonnay wines.
n
(organic chemistry) A particular leucoanthocyanidin compound.
n
(organic chemistry) Any compound formally derived from a carotenoid by removal of a group
n
Alternative form of paeonine [(organic chemistry) An artificial red nitrogenous dyestuff.]
n
(organic chemistry, archaic) A gelatinous substance made by boiling pectin
n
Alternative form of peucil [(chemistry) A liquid resembling camphene, obtained by treating turpentine hydrochloride with lime.]
n
(biochemistry) A saponin obtained from a plant
n
(chemistry, obsolete) A colourless viscous substance having a bittersweet taste, formerly supposed to be the essential principle of bile, but later identified as a mixture, principally of salts of glycocholic acid and taurocholic acid.
n
(organic chemistry, medicine) Any of a class of saponins, isolated from the herb Paris polyphylla, that has anticancer activity
n
Alternative form of proanthocyanidin [An antioxidant flavonoid with possible health benefits, found in many plant sources, including apples, bilberry, grapeseed, pine bark, and black chokeberry.]
n
(biochemistry) Any glycoside of a proanthocyanidin
n
(organic chemistry) A particular ellagitannin
n
An acid with chemical formula C₈H₆O₅, obtained by fusing quercitin with caustic potash.
n
tannic acid derived from oak galls
n
(organic chemistry) The fluorescent pigment 6-hydroxymethylpterin found in frog skin
n
(chemistry) chrysophanic acid
n
(organic chemistry) A natural polyphenol antioxidant carboxylic acid found in many herbs of family Lamiaceae, such as rosemary.
n
(organic chemistry) One of several colour-producing glycosides found in madder root.
n
(organic chemistry) The pigment (R-(E))-9a-methyl-3-(1-oxohexyl)-6-(1-propenyl)-2H-furo(3,2-g)(2)benzopyran-2,9(9aH)-dione present in Monascus
n
(organic chemistry) A yellow crystalline substance found in the root of yellow dock or curled dock (Rumex crispus) and identical with chrysophanic acid.
n
(organic chemistry) An organic compound isolated from saffron, believed to be a degradation product of the carotenoid zeaxanthin via the intermediacy of picrocrocin.
n
(organic chemistry) A colourless crystalline substance, isomeric with piperonal, but having weak acid properties. It is extracted from sandalwood.
n
a red, crystalline dye, of uncertain composition, obtained from sandalwood
n
The red dye, otherwise known as santalic acid, derived from the plant Pterocarpus santalinus.
adj
(chemistry, obsolete) Relating to tanning; applied to tannin and gallic acid.
n
(organic chemistry) A prenylated xanthone isolated from Aspergillus
n
(organic chemistry) A particular carotenoid.
n
(chemistry, archaic) A substance obtained by treating cork filings with alcohol, ether, and dilute hydrochloric acid.
n
(obsolete) A small gall formed on the tamarisk, used as a source of gallic acid.
n
(chemistry) Any of various complex phenols extracted from the bark or galls of trees; used in tanning.
n
(chemistry) Tannic acid or any of its derivatives.
n
Alternative form of thioflavin [Either of two dyes (thioflavin S and thioflavin T) used for histology staining and biophysical studies of protein aggregation.]
n
(organic chemistry) A carotene responsible for the red colour in pea aphids.
n
(chemistry) The water-soluble part of tragacanth.
n
(organic chemistry) A particular carotenoid obtainable from Trollius europaeus.
n
Any of several orange dyes of very complex composition: tropaeolin O (acid orange 6, chrysoine resorcinol), tropaeolin OO (acid orange 5), or tropaeolin OOO (acid orange 7).
n
Alternative form of tropaeolin [Any of several orange dyes of very complex composition: tropaeolin O (acid orange 6, chrysoine resorcinol), tropaeolin OO (acid orange 5), or tropaeolin OOO (acid orange 7).]
n
(biochemistry) Any of a group of metabolites produced by human colon microflora from ellagic acid and related compounds
n
(organic chemistry) An oil found in plants of the family Anacardiaceae, causing an allergic skin rash on contact; consists of a variable mixture of several related organic compounds.
n
(organic chemistry) A carotenoid aldehyde derived from violaxanthin
n
(organic chemistry) A particular carotenoid.
n
(organic chemistry) The chalcone 3'-prenyl-4,2',6'-trihydroxy-4'-methoxychalcone
n
(organic chemistry) A red-orange pigment and precursor to variegatic acid, found in fungi of the order Boletales.
n
Alternative form of zooxanthine [(organic chemistry) A carotenoid pigment, of uncertain composition, obtained from some feathers]
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