103-12-8

Parazol Relbazon Rubiazol I Pronzin rubrum Prontosil flavum Prontosil rubrum sulfamidochrysoidine 4-(2,4-diaminophenyl)azobenzenesulfonamide p-[(2,4-Diaminophenyl)azo]benzenesulfonamide p-[(2,4-diaminophenyl)azo]benzenesulphonamide 4-(2,4-diaminophenyl)diazenylbenzenesulfonamide 4-[2,4-bis(azanyl)phenyl]diazenylbenzenesulfonamide Benzenesulfonamide, 4-[2-(2,4-diaminophenyl)diazenyl]- p-[(2,4-diaminophenyl)azo]benzenesulphonamide USP/EP/BP