4,4'-(Hexamethylenedioxy)dianiline dihydrochloride 6889-02-7 ANILINE, 4,4'-(HEXAMETHYLENEDIOXY)DI-, DIHYDROCHLORIDE Benzenamine, 4,4'-(1,6-hexanediylbis(oxy))bis-, dihydrochloride M & B 2491