英文别名:
ethyl 4-chloro-2-(methylsulfonyl)pyrimidine-5-carboxylate;4-Chloro-2-methanesulfinyl-pyrimidine-5-carboxylic acid ethyl ester;4-chloro-2-methanesulfonyl-pyrimidine-5-carboxylic acid ethyl ester;5-Pyrimidinecarboxylic acid, 4-chloro-2-(methylsulfonyl)-, ethyl ester