80-20-6

4-Hydroxymetanilanilide 2-AMINOPHENOL-4-SULFANILIDE 2-AMINOPHENOL-4-SULFONAILIDE 2-Aminophenol-4-sulfonanilide 2 Amino phenol 4 sulpho anilide 2-Aminophenol-4-sulfonylaniline 2-Amino-1-phenol-4-sulfonanilide 3-Amino-4-hydroxybenzenesulfonanilide 4 HYDROXY 3 AMINO BENZENE SULPHOANILIDE 3-amino-4-hydrory-N-phenylbenzenesulfonamide 3-amino-4-hydroxy-N-phenylbenzenesulphonamide 3-azanyl-4-hydroxy-N-phenyl-benzenesulfonamide