1201-99-6 2,4-DICHLOROCINNAMIC ACID 2-Propenoic acid, 3-(2,4-dichlorophenyl)- 2-Propenoic acid, 3-(2,4-dichlorophenyl)- (9CI) 3-(2,4-Dichlorophenyl)-2-propenoic acid AI3-16649 Cinnamic acid, 2,4-dichloro- EINECS 214-860-1 HSDB 2811 NSC 2076