Category:Quinone

Qui"none, n. Etym: [quinine + ketone.] (chem.)

Defn: a crystalline substance, c6h4o2 (called also benzoketone), First obtained by the oxidation of quinic acid and regarded as a Double ketone; also, by extension, any one of the series of which Quinone proper is the type. [written also chinone, kinone.]