18300-89-5 2-Butenoic acid, 2-cyano-3-phenyl-, ethyl ester 2-Cyano-3-phenylcrotonic acid ethyl ester AI3-04925 CROTONIC ACID, 2-CYANO-3-PHENYL-, ETHYL ESTER NSC 408236 alpha-Cyano-beta-phenyl-methacrylic acid, ethyl ester