2-Maleicimido-4-p-chlorophenylthiazole-5-acetic acid methyl ester 4-(p-Chlorophenyl)-2-(2,5-dioxo-3-pyrrolyn-1-yl)thiazole-5-aceticacid methyl ester 71013-46-2 Methyl ester of 2-maleicimido-4-chlorophenylthiazole-5-acetic acid Thiazole-5-acetic acid, 4-(p-chlorophenyl)-2-(2,5-dioxo-3-pyrrolin-1-yl)-, methyl ester