2-(4-CHLOROPHENYL)-2-PROPYNOIC ACID 2-Propynoic acid, 2-(4-chlorophenyl)- 2-Propynoic acid, 2-(4-chlorophenyl)- (9CI) 3240-10-6 4-Chlorophenylpropiolic acid HSDB 2675 NSC 408176 Propiolic acid, (p-chlorophenyl)- Propiolic acid, (p-chlorophenyl)- (8CI) Propynoic acid, (4-chlorophenyl)-