16089-48-8 2-Propenoic acid, 3-phenyl- 3-Phenyl-2-propenoic acid 3-Phenylacrylic acid 3-Phenylpropenoic acid 538-42-1 621-82-9 63938-16-9 AI3-00891 Acidum cinnamylicum BRN 0507757 Benzenepropenoic acid Benzylideneacetic acid CINNAMIC ACID Cinnamic acid (natural) Cinnamylic acid EINECS 210-708-3 FEMA No. 2288 Kyselina skoricove [Czech] NSC 9189 Phenylacrylic acid Zimtsaeure [German] trans-3-Phenylpropensaeure