2-(2-(4-(Dimethylamino)phenyl)vinyl)-1,3,3-trimethyl-3H-indolium dihydrogen phosphate 2-(p-(Dimethylamino)styryl)-1,3,3-trimethyl-3H-indolium dihydrogen phosphate 3H-Indolium, 2-(2-(4-(dimethylamino)phenyl)ethenyl)-1,3,3-trimethyl-, phosphate (1:1) 72214-25-6 EINECS 276-486-5