3-(dimethylamino)-7-(methylamino)phenothiazin-5-ium
3-(dimethylamino)-7-(methylamino)phenothiazin-5-ium
An organic cation that is phenothiazin-5-ium substituted by dimethylamino and amino groups at positions 3 and 7 respectively. The chloride salt is the histological dye 'azure B'.