Regio- and stereoselective preparation of silyl enol ethers by alkylidenation of silyl esters
作者:Kazuhiko Takai、Yasutaka Kataoka、Takashi Okazoe、Kiitiro Utimoto
DOI:10.1016/0040-4039(88)85336-x
日期:1988.1
Treatment of trimethylsilyl esters with a reagent for alkylidenation of carbonyl groups derived from 1,1-dibromoalkane, zinc, TiCl4, and TMEDA in THF gives Z-trimethylsilyl enol ethers in a regio- and stereoselective manner.
用一种试剂对三甲基甲
硅烷基酯进行处理,以使其在THF中衍生自1,1-二
溴代
烷烃,
锌,TiCl 4和TME
DA的羰基进行烷基化,从而制得Z-三甲基甲
硅烷基烯醇醚。