n
(organic chemistry) Any of a family of basic copper-containing phthalocyanine dyes that are used to stain mucopolysaccharides
n
(organic chemistry) 1,2,7-trihydroxyanthraquinone, a purple dye used in histology for the detection of calcium
n
(organic chemistry, cytology) Any of a family of fluorescent dyes used to stain tissues for fluorescence microscopy
n
A yellow diarylmethane dye used as a fluorescent stain.
n
(organic chemistry) a red azo dye used as a food colouring, mostly in baked goods
n
A complex of the azure dye 3-amino-7-dimethylamino-phenazathonium chloride coupled with carbacrylic cationic exchange resin.
n
A green triphenylmethane dye used as a pH indicator.
n
A dye used in liver function tests.
n
A fluorescent dye related to fluorescein and having the chemical formula C₃₀H₂₆N₂O₁₃; used in some contexts as a calcium indicator
n
Alternative form of carbocyanine [(organic chemistry) Any of a family of dyes having a structure containing two quinoline groups connected by a bridge of conjugated single- and double bonds]
n
(organic chemistry) A yellow substance obtained as a by-product in the manufacture of rosaniline, used to dye silk a golden-yellow colour.
adj
Allied or pertaining to cinchona, or to the plants that produce it.
adj
Belonging to, or obtained from, cinchona.
n
The dye (4E)-1-ethyl-4-[(E)-3-(1-ethylquinolin-1-ium-4-yl)prop-2-enylidene]quinoline
n
Any of a family of synthetic polymethine blue dyes used in photography etc.
n
(organic chemistry) An aromatic heterocyclic organic compound, C₃N₃(OH)₃, that decomposes on heating to form cyanic acid; it is a prebiotic compound found in stellar dust clouds.
n
(organic chemistry, archaic) hyoscyamine
n
(organic chemistry) Any derivative of an anthocyanidin in which a hydroxy group has been replaced by a hydrogen atom
n
(organic chemistry) A red, acidic dye commonly used in histological stains.
n
(chemistry) A red substance formed by the oxidation of tyrosin.
n
(chemistry) tetraiodo-fluorescein, a cherry-pink fluorone used as a food colouring, in printing inks, and as a biological stain, a dental plaque disclosing agent and a radiopaque medium.
n
(chemistry) An azo dye with very high affinity for serum albumin.
n
(FD&C code) A color additive composed principally of tartrazine.
v
(organic chemistry) To modify by the addition of a flavinyl group
n
A triarylmethane dye, the structural core of a variety of other dyes.
n
(chemistry) Any of a class of yellow xanthene dyes which are visible when highly diluted; used forensically to detect traces of blood, and in analytical chemistry as an indicator in silver nitrate titrations
n
Alternative spelling of fluorescein [(chemistry) Any of a class of yellow xanthene dyes which are visible when highly diluted; used forensically to detect traces of blood, and in analytical chemistry as an indicator in silver nitrate titrations]
n
(organic chemistry) A colourless amorphous substance produced by the reduction of fluorescein, and from which the latter may be formed by oxidation.
n
(dated, formerly a trade name) A dyestuff consisting essentially of impure fuchsine.
n
A particular phenylethanoid with powerful antioxidant properties.
n
(organic chemistry, obsolete) A complex nitrogenous substance formerly hypothesized to be continually decomposed and reproduced in the muscles during life.
n
(organic chemistry) A substance resembling inulin, found in the unripe bulbs of the dahlia.
n
An artificial green dyestuff, an iodine derivative of rosaniline.
n
(organic chemistry) Any carotenoid that contains a ketone (carbonyl) group
n
Alternative form of cryptocyanine [The dye (4E)-1-ethyl-4-[(E)-3-(1-ethylquinolin-1-ium-4-yl)prop-2-enylidene]quinoline]
n
The biological stain lactophenol cotton blue.
n
(organic chemistry) A complex non-carbohydrate aromatic polymer present in all wood.
n
(organic chemistry) The compound 5-amino-2,3-dihydro-1,4-phthalazinedione that exhibits blue chemiluminescence when mixed with an appropriate oxidizing agent
n
(organic chemistry) A pigment formed when rhodopsin is irradiated with light; it undergoes further degradation to retinal and opsin
n
A violet dye derived from aniline.
n
Synonym of naphthalene red
n
(organic chemistry) A toxic chemical used as a dye, as a treatment for infections in fish (when diluted), and as a bacteriological stain
n
(organic chemistry) A mauve pigment obtained from aniline.
n
Alternative form of melanuric acid [(chemistry) A complex nitrogenous acid obtained by decomposition of melam, or of urea, as a white crystalline powder.]
n
(chemistry) A crystalline substance obtained from mesitylene.
n
(chemistry) An artificial dye consisting of certain methyl halogen derivatives of rosaniline.
n
(organic chemistry) Ammonium purpurate, the ammonium salt of purpuric acid, used as a complexometric indicator and a colorimetric reagent.
n
dyestuffs produced from certain complex nitrogenous derivatives of naphthol or naphthoquinone
n
an azo dye, used for dyeing wool
n
an acid dye used as a stain for basic proteins in microspectrophotometry
n
A solution of pyroxylin in ether used in the preparation of microscopic slides
n
A dark blue synthetic dyestuff of the induline group.
n
(organic chemistry) An artificial red nitrogenous dyestuff.
n
(chemistry) A polymeric modification of cyanogen, obtained as a brown or black amorphous residue by heating mercuric cyanide.
n
Alternative form of pararosaniline [(organic chemistry) A basic magenta dye having a triphenylmethane structure.]
n
(organic chemistry) A basic magenta dye having a triphenylmethane structure.
n
A pH indicator and red dye used to test kidney function.
n
A bright greenish-blue crystalline synthetic pigment from the group of phthalocyanine dyes.
n
Alternative form of phthalocyanine [(organic chemistry) Any of a family of macrocyclic compounds having a structure similar to that of porphyrin; they are blue/green pigments that are used in plastics and enamels.]
n
phthiocerol dimycocerosate
n
(biochemistry) Any of a class of compounds formed as metabolites of heme that become bile pigments
n
(biochemistry) Any of several enzymatic cofactors containing a pterin coordinated to a metal ion via sulfur atoms
n
Alternative form of pyronine [Any of a group of xanthene dyes used to stain RNA, especially in electrophoresis.]
n
(archaic) A kind of empyreumatic oil produced by the combustion of textures of hemp, linen, or cotton in a copper vessel, formerly used as a remedial agent.
n
(organic chemistry) A blue dye that is reduced to the fluorescent derivative resorufin
n
(chemistry) Any of a class of pink to red polycyclic fluorone dyes.
n
(organic chemistry) A colorless crystalline substance obtained from potassium carboxide and from certain quinones, which forms brilliant red, yellow, and purple salts.
n
(organic chemistry) A particular carotenoid.
n
(biochemistry) Yellow or orange-yellow water-soluble compound, a member of the vitamin B complex, that acts as a growth-promoting factor in humans and other animals.
n
A red dyestuff, the sodium salt of a complex azo derivative of naphtol.
n
An organic base, C₂₀H₁₉N₃, used to make the dye fuchsine
n
4,5,6,7-tetrachloro-2',4',5',7'-tetraiodofluorescein, a stain whose sodium salt is commonly used in eyedrops to stain damaged cells and thereby identify damage.
n
(organic chemistry) An acid extracted from madder root; a yellow crystalline substance from which alizarin is obtained.
n
(organic chemistry) A red pigment that is the isoquinoline derivative (9~{a}~{R})-3-hexanoyl-9~{a}-methyl-6-[(~{E})-prop-1-enyl]-7~{H}-furo[3,2-g]isoquinoline-2,9-dione
n
(chemistry) A particular fraction of litmus.
n
(organic chemistry) A particular carotenoid.
n
(chemistry) A lemon-yellow azo dye used as a food colouring.
n
Either of two dyes (thioflavin S and thioflavin T) used for histology staining and biophysical studies of protein aggregation.
n
Any of a group of cyclotides found in the plant Viola tricolor
n
The dye (and former drug) trypan blue.
n
(organic chemistry) A substance identical with indigo, occasionally found in the urine in degeneration of the kidneys. It is readily formed by oxidation or decomposition of indican.
n
A brown dyestuff obtained from certain basic azo compounds of benzene.
n
Any of a class of blue dyes that are related to the methyl violet dyes but contain one naphthylamino group.
n
(chemistry) any of a class of organic sulphur-containing acids of general formula ROCS₂H
n
(chemistry, dated) A derivative of xylene obtained as a white crystalline substance that turns red on exposure to air.
n
(chemistry) A yellow azo dye used as a food colouring.
n
(organic chemistry, obsolete) A bluish pigment found in red wine.
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