55936-77-1 BRN 1843425 Benzenamine, N-(acetyloxy)-N-methyl-4-(phenylazo)- (9CI) Hydroxylamine, O-acetyl-N-methyl-N-(p-(phenylazo)phenyl)- N-(Acetyloxy)-N-methyl-4-(phenylazo)benzenamine N-Acetoxy-N-methyl-4-aminoazobenzene