Patent ID: 6218577
Filing Date: 2001-04-17
Classification: C06B,C07C

Abstract:
A method for preparing at least one hydroxyethylhydrazine (HEM) salt comprising reactingHO--CH.sub.2 --CH.sub.2 --NH--NH.sub.2 and m HX to obtain [HO--CH.sub.2 --CH.sub.2 --NH.sub.2 --NH.sub.2.sup.+][X.sup.- ] or [HO--CH.sub.2 --CH.sub.2 --NH.sub.2 --NH.sub.3.sup.2+ ][X.sup.- ].sub.2where HX=HNO.sub.3, HClO.sub.4, HN(NO.sub.2).sub.2 or HC(NO.sub.2).sub.3 and m=1 or 2.