英文别名ethyl 4-chloro-2-(morpholin-4-yl)pyrimidine-5-carboxylate; 5-Pyrimidinecarboxylic acid, 4-chloro-2-(4-morpholinyl)-, ethyl ester; 4-chloro-2-morpholin-4-yl-pyrimidine-5-carboxylic acid ethyl ester; 5-carbethoxy-4-chloro-2-morpholino-pyrimidine; 2-Morpholino-4-chloro-5-ethoxycarbonylpyrimidin 
