IMPROVED METHOD FOR THE SYNTHESIS OF 1,2-ETHANEDIAMINE, N, N'-BIS(2-AMINOETHYL)-DIHYDROCHLORIDE(TRIENTINE DIHYDROCHLORIDE)

摘要

The present invention relates to an improved method for the synthesis of substantially pure 1,2-ethanediamine, N, N'-bis(2-aminoethyl)-dihydrochloride (I). Formula (I). Ν,Ν'-bis (2-aminoethyl)-l,2-ethanediamine dihydrochloride (Trientine dihydrochloride)