1576-43-8 4-Hydroxybenzenesulfonamide 4-Sulfamoylphenol Benzenesulfonamide, 4-hydroxy- Benzenesulfonamide, p-hydroxy- EINECS 216-408-9 NSC 20848 p-Hydroxybenzenesulfonamide p-Hydroxybenzenesulphonamide p-Phenolsulfonamide p-Sulfamidophenol