2-(2-Chloro-acetylamino)-4-p-tolyl-thiophene-3-carboxylic acid ethyl ester 的分子结构, CAS编号: 138098-81-4
2-(2-Chloro-acetylamino)-4-p-tolyl-thiophene-3-carboxylic acid ethyl ester 的分子结构, CAS编号: 138098-81-42-(2-Chloro-acetylamino)-4-p-tolyl-thiophene-3-carboxylic acid ethyl ester 的分子结构, CAS编号: 138098-81-4