2-((4-((2-Bromo-4,6-dinitrophenyl)azo)-1-naphthyl)amino)ethanol 68391-44-6 EINECS 269-952-4 Ethanol, 2-((4-((2-bromo-4,6-dinitrophenyl)azo)-1-naphthalenyl)amino)- Naphthalene, 4-(2-bromo-4,6-dinitrophenylazo)-N-beta-hydroxyethylamino-