Synonyms: 2-(Ethyl(4-((2-chloro-4-nitrophenyl)azo)phenyl)amino)-N-(phenylmethyl)-N,N-dimethylethanaminium methyl sulfate;35714-88-6;Benzenemethanaminium, N-(2-((4-((2-chloro-4-nitrophenyl)azo)phenyl)ethylamino)ethyl)-N,N-dimethyl-, methyl sulfate;Benzenemethanaminium, N-(2-((4-(2-(2-chloro-4-nitrophenyl)diazenyl)phenyl)ethylamino)ethyl)-N,N-dimethyl-, methyl sulfate (1:1)