1,11-Undecanediamine, N,N'-bis(o-chlorobenzyl)-, dihydrochloride 2056-25-9 Benzylamine, N,N'-undecamethylenebis(2-chloro-, dihydrochloride N,N'-Bis(o-chlorobenzyl)undecamethylenediamine dihydrochloride N,N'-Undecamethylenebis(2-chlorobenzylamine) dihydrochloride Undecamethylenediamine, N,N'-bis(o-chlorobenzyl)-, dihydrochloride