Succinylsulfathiazole and its Impurities

Succinylsulfathiazole is a sulfonamide. It is also spelled as succinylsulphathiazole. It is a white or yellow-white crystalline powder. Reference standards of Succinylsulfathiazole API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.