英文别名Methyl 5-chloro-3-(methylsulfamoyl)-2-thiophenecarboxylate; Methyl 5-chloro-3-[(methylamino)sulfonyl]-thiophene-2-carboxylate; Methyl-5-chlor-3-(methylsulfamoyl)thiophen-2-carboxylat; Methyl 5-chloro-3-(N-methylsulfamoyl)thiophene-2-carboxylate; 2-Thiophenecarboxylic acid, 5-chloro-3-[(methylamino)sulfonyl]-, methyl ester