Balsalazide Disodium ;
5-[(1E)-[4-[[(2-Carboxyethyl)amino]carbonyl]phenyl]azo]-2-hydroxybenzoic acid disodium salt ;
CAS #82101-18-6 & 213594-60-6 (Anhydrous Disodium Salt) ; 150399-21-6 (Disodium Salt Dihydrate) ; 80573-04-2 (Acid) ;
C17H13N3Na2O6 (Anhydrous Disodium Salt) ; MW: 401.28 ;
C17H17N3Na2O8 (Disodium Salt Dihydrate) ; Mol. Wt.: 437.31 ;