A New Entry to 1,5-Keto Esters and Their 4,4-Dideuterio Derivatives via Methylene Chloride as “Methylene Dianion” Equivalents
作者:Kuo-Wei Lin、Cheng-Yih Chen、Wei-Fan Chen、Tu-Hsin Yan
DOI:10.1021/jo800732s
日期:2008.6.1
This TiCl4−Mg promoted multicomponent coupling of various amides with CH2Cl2 and methyl acrylate represents an extremely simple and practical synthesis of 1,5-keto esters. The efficiency of this chemistry is illustrated by the very simple preparation of unusual 4,4-dideuterio-1,5-keto esters.