streptocide, 4-(2,4-diamino-phenylazo)-benzenesulfonic acid amide, 2'.4'-Diamino-azobenzol-sulfonsaeure-(4)-amid, Benzenesulfonamide, 4-[(2,4-diaminophenyl)azo]-, p-((2,4-Diaminophenyl)azo)benzenesulphonamide, 4-[(2,4-diaminophenyl)diazenyl]benzenesulfonamide, 4-(2,4-Diamino-phenylazo)-benzolsulfonsaeure-amid, Aseptil rojo (TN), Prontosil rubrum, p-[(2,4-diaminophenyl)azo]benzenesulfonamide, Sulfamidochrysoidine, 4'-sulfamyl-2,4-diaminoazobenzene, 4-[(2,4-diaminophenyl)azo]-benzenesulfonamide