1-Anthracenediazonium, 9,10-dihydro-9,10-dioxo-, chloride, compd. with zinc chloride (ZnCl2) 68540-77-2 9,10-Dihydro-9,10-dioxo-1-anthracenediazonium chloride, compound with zinc chloride 9,10-Dihydro-9,10-dioxoanthracene-1-diazonium chloride, compound with zinc dichloride EINECS 271-311-9