A Short, Efficient, Stereoselective Synthesis of Functionalized Cyclopropanes through the Cyclization of<i>N</i>-Phenyl-3-phenylthio-2-(phenylthiomethyl)propanamide
作者:Kazuhiko Tanaka、Keizaburo Minami、Aritsune Kaji
DOI:10.1246/cl.1987.809
日期:1987.5.5
Treatment of N-phenyl-3-phenylthio-2-(phenylthiomethyl)propanamide with 3.3 equiv. of butyllithium in THF-TMEDA produced a new dianion of 2-(phenylthio)cyclopropanecarboxamide which could react with a variety of electrophiles to give cyclopropanes with high stereoselectivity.