2-((4-((2,3-Dimethoxypropyl)ethylamino)phenyl)azo)-6-methoxy-3-methylbenzothiazolium chloride 67326-79-8 Benzothiazolium, 2-((4-((2,3-dimethoxypropyl)ethylamino)phenyl)azo)-6-methoxy-3-methyl-, chloride EINECS 266-642-0