Synonyms: bis[1,3-dimethyl-2-[[4-(methylamino)phenyl]azo]-1H-imidazolium] tetrachlorozincate(2-);1H-Imidazolium, 1,3-dimethyl-2-((4-(methylamino)phenyl)azo)-, (T-4)-tetrachlorozincate(2-) (2:1);1H-Imidazolium, 1,3-dimethyl-2-(2-(4-(methylamino)phenyl)diazenyl)-, (T-4)-tetrachlorozincate(2-) (2:1);Bis(1,3-dimethyl-2-((4-(methylamino)phenyl)azo)imidazolium), tetrachlorozincate;Einecs 267-352-7