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Naphthalenic :: Naphthalenic (a.) Pertaining to , or derived from, naphthalene; -- used specifically to designate a yellow crystalline substance, called naphthalenic acid and also hydroxy quinone, and obtained from certain derivatives of naphthol..

Naphthazarin :: Naphthazarin (n.) A dyestuff, resembling alizarin, obtained from naphthoquinone as a red crystalline substance with a bright green, metallic luster; -- called also naphthalizarin..

Phlorone :: Phlorone (n.) A yellow crystalline substance having a peculiar unpleasant odor, resembling the quinones, and obtained from beechwood tar and coal tar, as also by the oxidation of xylidine; -- called also xyloquinone..

Kinone :: Kinone (n.) See Quinone.

Chloranil :: Chloranil (n.) A yellow crystalline substance, C6Cl4.O2, regarded as a derivative of quinone, obtained by the action of chlorine on certain benzene derivatives, as aniline..

Indophenol :: Indophenol (n.) Any one of a series of artificial blue dyestuffs, resembling indigo in appearance, and obtained by the action of phenol on certain nitrogenous derivatives of quinone. Simple indophenol proper has not yet been isolated..

Quinhydrone :: Quinhydrone (n.) A green crystalline substance formed by the union of quinone with hydroquinone, or as an intermediate product in the oxidation of hydroquinone or the reduction of quinone..

Naphthoquinone :: Naphthoquinone (n.) A yellow crystalline substance, C10H6O2, analogous to quinone, obtained by oxidizing naphthalene with chromic acid..

Nitranilic :: Nitranilic (a.) Of, pertaining to, or designating, a complex organic acid produced as a white crystalline substance by the action of nitrous acid on hydroquinone..

Hydroquinone :: Hydroquinone (n.) A white crystalline substance, C6H4(OH)2, obtained by the reduction of quinone. It is a diacid phenol, resembling, and metameric with, pyrocatechin and resorcin. Called also dihydroxy benzene..

Chinone :: Chinone (n.) See Quinone.

Quinoyl :: Quinoyl (n.) A radical of which quinone is the hydride, analogous to phenyl..

Xyloquinone :: Xyloquinone (n.) Any one of a group of quinone compounds obtained respectively by the oxidation of certain xylidine compounds. In general they are yellow crystalline substances.

Rhodizonic :: Rhodizonic (a.) Pertaining to, or designating, a colorless crystalline substance (called rhodizonic acid, and carboxylic acid) obtained from potassium carboxide and from certain quinones. It forms brilliant red, yellow, and purple salts..

Hydr- :: Hydr- () A combining form of hydrogen, indicating hydrogen as an ingredient, as hydrochloric; or a reduction product obtained by hydrogen, as hydroquinone..

Anthraquinone :: Anthraquinone (n.) A hydrocarbon, C6H4.C2O2.C6H4, subliming in shining yellow needles. It is obtained by oxidation of anthracene..

Rufol :: Rufol (n.) A phenol derivative of anthracene obtained as a white crystalline substance, which on oxidation produces a red dyestuff related to anthraquinone..

Quinoxyl :: Quinoxyl (n.) The hypothetical radical of certain quinone derivatives related to rhodizonic acid.

Flavol :: Flavol (n.) A yellow, crystalline substance, obtained from anthraquinone, and regarded as a hydroxyl derivative of it..

Nitroquinol :: Nitroquinol (n.) A hypothetical nitro derivative of quinol or hydroquinone, not known in the free state, but forming a well defined series of derivatives..

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