Synonyms: N,N-diethyl-4-[[2,5-dimethoxy-4-[(4-nitrophenyl)azo]phenyl]azo]aniline;4-[2,5-Dimethoxy-4-(4-nitrophenylazo)phenylazo]-N,N-diethylbenzenamine;Benzenamine, 4-((2,5-dimethoxy-4-((4-nitrophenyl)azo)phenyl)azo)-N,N-diethyl-;Benzenamine, 4-(2-(2,5-dimethoxy-4-(2-(4-nitrophenyl)diazenyl)phenyl)diazenyl)-N,N-diethyl-;Einecs 261-031-5