17192-79-9 4-(Benzoylamino)-2,5-dibutoxybenzenediazonium tetrachlorozincate (2:1) Benzenediazonium, 4-(benzoylamino)-2,5-dibutoxy-, (T-4)-tetrachlorozincate(2-) (2:1) EINECS 241-231-9 p-(Benzoylamino)-2,5-dibutoxybenzenediazonium chloride zinc chloride