crotonic acid(redirected from Quartenylic acid)
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Either of two geometric isomers of a corrosive organic acid, C4H6O2, used in the preparation of pharmaceuticals and resins.
[From New Latin Croton, plant genus; see croton.]
(Elements & Compounds) a colourless crystalline insoluble unsaturated carboxylic acid produced by oxidation of crotonaldehyde and used in organic synthesis; trans-2-butenoic acid. Formula: CH3CH:CHCOOH