(4-(Bis(4-(diethylamino)phenyl)methylene)-2,5-cyclohexadien-1-ylidene)diethylammonium tetrachlorozincate 65121-93-9 EINECS 265-470-3 Ethanaminium, N-(4-(bis(4-(diethylamino)phenyl)methylene)-2,5-cyclohexadien-1-ylidene)-N-ethyl-, (T-4)-tetrachlorozincate(2-) (2:1)