3-(2,3-Difluorophenyl)-2-propenoic acid207981-48-4100 % similar 3-(2,3,4-Trifluorophenyl)-2-propenoic acid207742-85-674 % similar 3-(2-Fluorophenyl)-2-propenoic acid451-69-474 % similar 3-(2,3,5-Trifluorophenyl)-2-propenoic acid237761-79-462 % similar trans-2,5-Difluorocinnamic acid112898-33-656 % similar 3-(4-Chloro-2-fluorophenyl)-2-propenoic acid202982-65-856 % similar (2E)-3-(4-Chloro-2-fluorophenyl)-2-propenoic acid312693-55-356 % similar 3-(3,4,5-Trifluorophenyl)-2-propenoic acid152152-19-755 % similar 2-Chlorocinnamic acid3752-25-855 % similar 3-(1-Naphthalenyl)-2-propenoic acid13026-12-554 % similar 2-Formylcinnamic acid130036-17-853 % similar O-Coumaric acid583-17-553 % similar O-Coumaric acid614-60-853 % similar 3-(2-Bromophenyl)-2-propenoic acid7499-56-153 % similar 3-(4-Bromo-2-fluorophenyl)-2-propenoic acid149947-19-352 % similar 3-(5-Bromo-2-fluorophenyl)-2-propenoic acid202865-71-252 % similar (2E)-3-(3-Fluorophenyl)-2-propenoic acid20595-30-651 % similar 2-Methylcinnamic acid2373-76-451 % similar 3-(3-Fluorophenyl)-2-propenoic acid458-46-851 % similar 3-[2-(Trifluoromethyl)phenyl]-2-propenoic acid2062-25-151 % similar