Synonymsmethyl 2-hydroxyethanesulfonate; 2-Hydroxyethanesulfonic Acid Methyl Ester Close methyl 2-hydroxyethanesulfonate; 2-Hydroxyethanesulfonic Acid Methyl Ester Related products N-Hydroxy Pentamidine Acetate M.F. M.W. 356.43 2/3 60.05 CAT# AR-P01415 CAS# 130349-07-4 (free base) methyl 2-hydroxyethanesulfonate M.F. M.W. 140.15 CAT# AR-P01416 CAS# 81171-21-3 Pentamidine Diisethionate M.F. M.W. 340.4 : 2(126.1) CAT# AR-P29682 CAS# 140-64-7