(E)-3-Phenyl-2-propenoic acid (E)-Cinnamic acid 140-10-3 2-Propenoic acid, 3-phenyl-, (E)- 4-09-00-02002 (Beilstein Handbook Reference) AI3-23709 BRN 1905952 CCRIS 3190 Cinnamic acid, (E)- EINECS 205-398-1 NSC 44010 TRANS-CINNAMIC ACID trans-3-Phenyl-2-propenoic acid trans-3-Phenylacrylic acid trans-beta-Carboxystyrene