2-Propenoic acid, 3-(4-hydroxyphenyl)- 3-(4-Hydroxyphenyl)-2-propenoic acid 4-10-00-01005 (Beilstein Handbook Reference) 4-Coumaric acid 4-Hydroxycinnamic acid 7400-08-0 BRN 2207383 Cinnamic acid, p-hydroxy- EINECS 231-000-0 Hydroxycinnamic acid NSC 59260 P-COUMARIC ACID beta-(4-Hydroxyphenyl)acrylic acid p-Cumaric acid p-Hydroxycinnamic acid p-Hydroxyphenylacrylic acid