Similar names: 2-Propenoic acid, 3-phenyl-, (2E)- (9CI, ACI); (2E)-3-Phenyl-2-propenoic acid (ACI); 2-Propenoic acid, 3-phenyl-, (E)- (ZCI); Cinnamic acid, (E)- (8CI); (2E)-2-Phenyl-2-propenoic acid; (2E)-3-Phenylprop-2-enoic acid; (2E)-Cinnamic acid; (E)-3-Phenyl-2-propenoic acid; (E)-3-Phenylacrylic acid; (E)-3-Phenylacrylic acid; (E)-3-Phenylprop-2-enoic acid; (E)-Cinnamic acid; 3-Phenyl-(E)-2-propenoic acid; NSC 44010; trans-3-Phenyl-2-propenoic acid; trans-3-Phenylacrylic acid; trans-Cinnamic acid; trans-Cinnamic acid; trans-β-Carboxystyrene