High Yield Phase Transfer N-alkylation of Some Benzodiazepines by Esters of ω-Halo Acids
作者:Gašper Marc、Slavko Pečar
DOI:10.1080/00397919808005955
日期:1998.4
Different 1,4-benzodiazepinyl acetic and propionic acids were prepared by hydrogenolysis of benzyl or hydrolysis of the corresponding ethyl esters which were obtained by phase transfer alkylation of respective amides with benzyl bromoacetate and benzyl or ethyl 2-bromopropionate.