Yttrium triflate-catalyzed addition of lithium enolates to 1,2-epoxides. Efficient synthesis of γ-hydroxy ketones
作者:Paolo Crotti、Valeria Di Bussolo、Lucilla Favero、Franco Macchia、Mauro Pineschi
DOI:10.1016/s0040-4039(00)78266-9
日期:1994.8
A simple, efficient method is described for the synthesis of γ-hydroxy ketones by the direct opening of 1,2-epoxides with lithiumenolates derived from simple ketones in anhydrous toluene, in the presence of Y(OTf)3.