1,2-Diaminoethane dihydrochloride 1,2-ETHYLENEDIAMINE(HYDROCHLORIDE) 1,2-Ethanediamine, dihydrochloride 107-15-3 333-18-6 Chlor-ethamine Dimethylenediamine dihydrochloride Dimethylenediamine diydrochloride EINECS 206-369-6 Ethylenediamine dihydrochloride Ethylenediamine hydrochloride (VAN) Ethylenediamine, dihydrochloride Ethylenediammonium chloride Ethylenediammonium dichloride NSC 163962