3-Amino-4-anilino-5-sulfamoylbenzoic acids, e.g. those of the formula ##SPC1## R = an aliphatic or araliphatic radical R' = h, alkyl, or aminophenyl Alkyl esters or salts thereof are diuretic agents.
3-氨基-4-苯胺基-5-磺胺基苯甲酸,例如具有以下结构式的化合物:##SPC1## R = 脂肪族或芳基脂肪族基团 R' = h、烷基或氨基苯基 烷基酯或其盐是利尿剂。