英文别名4-Carboxytolbutamide Methyl Ester; 4-[[[(Butylamino)carbonyl]amino]sulfonyl]-benzoic Acid Methyl Ester; Methyl 4-Butylaminocarbonylaminosulfonylbenzoate; Tolbutamide 4-Carboxy Methyl Ester; Benzoic acid, 4-[[[(butylamino)carbonyl]amino]sulfonyl]-, methyl ester; Tolbutamide Impurity 7; methyl 4-(butylcarbamoylsulfamoyl)benzoate 
