Synonyms: EINECS 289-546-0;3-((1,2-Dimethyl-1H-indol-3-yl)azo)-1,5-dimethyl-2-phenyl-1H-pyrazolium chloride;1H-Pyrazolium, 3-((1,2-dimethyl-1H-indol-3-yl)azo)-1,5-dimethyl-2-phenyl-, chloride;183145-66-6;1H-Pyrazolium, 3-(2-(1,2-dimethyl-1H-indol-3-yl)diazenyl)-1,5-dimethyl-2-phenyl-, chloride (1:1);89923-55-7;92908-59-3