1,3-Bis((4-aminophenyl)methylene)-5-methylcyclohexan-1-one dihydrochloride 2,6-Bis(4-aminobenzylidene)-4-methylcyclohexanone, dihydrochloride 67939-85-9 Cyclohexanone, 2,6-bis((4-aminophenyl)methylene)-5-methyl-, dihydrochloride EINECS 267-857-2