Bendamustine USP Related Compound E Catalogue B442635 CAS 109882-27-1 M.W 339.82 M.F C16H22ClN3O3 Specifications FAQs Synonyms:4-(5-((2-chloroethyl)(2-hydroxyethyl)amino)-1-methyl-1H-benzo[d]imidazol-2-yl)butanoic acid