2021-28-5 AI3-11591 Benzenepropanoic acid, ethyl ester EINECS 217-966-6 ETHYL BENZENEPROPANOATE Ethyl 3-phenylpropanoate Ethyl 3-phenylpropionate Ethyl dihydrocinnamate Ethyl hydrocinnamate Ethylhydrocinnamoate FEMA No. 2455 Hydrocinnamic acid, ethyl ester Hydrocinnamic acid, ethyl ester (8CI) NSC 126040