4-((4-Amino-5-methoxy-o-tolyl)azo)-N,N-dimethylbenzenesulphonamide 67674-24-2 Benzenesulfonamide, 4-((4-amino-5-methoxy-2-methylphenyl)azo)-N,N-dimethyl- EINECS 266-863-2 N,N-Dimethyl-4-((4-amino-5-methoxy-2-methylphenyl)azo)benzenesulfonamide