2-(2-(4-(Diethylamino)phenyl)vinyl)-1,3,3-trimethyl-3H-indolium hydrogen sulphate 3H-Indolium, 2-(2-(4-(diethylamino)phenyl)ethenyl)-1,3,3-trimethyl-, sulfate (1:1) 85283-95-0 C.I. Basic Violet 16, sulfate salt EINECS 286-623-0