[ kroh-ton-ik, -toh-nik ]
/ kroʊˈtɒn ɪk, -ˈtoʊ nɪk /
a colorless, crystalline, water-soluble solid, C4H6O2, used chiefly in organic synthesis.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for crotonic acid
/ (krəʊˈtɒnɪk) /
a colourless crystalline insoluble unsaturated carboxylic acid produced by oxidation of crotonaldehyde and used in organic synthesis; trans- 2-butenoic acid. Formula: CH 3 CH:CHCOOH
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012