Synonyms: Hydrocinnamicacid, 3,4-(methylenedioxy)- (6CI,7CI,8CI);3,4-(Methylenedioxy)hydrocinnamic acid;3,4-Methylenedioxydihydrocinnamic acid;3-(3,4-Methylenedioxyphenyl)propionic acid;3-(Benzo[d][1,3]dioxol-5-yl)propanoic acid;3-(Benzodioxol-5-yl)propionic acid;3-[Benzo[1,3]dioxol-5-yl]propionic acid;NSC 55524;