Chiral enamide. Part 1: Epoxidations of chiral enamides. A viable approach to chiral nitrogen stabilized oxyallyl cations in [4+3] cycloadditions
作者:Hui Xiong、Richard P. Hsung、Lichun Shen、Juliet M. Hahn
DOI:10.1016/s0040-4039(02)00849-3
日期:2002.6
The first study of stereoselectiveepoxidations of chiral enamides is described here. Its potential in the synthesis of chiral α-keto aminals as a viable approach to nitrogen stabilized oxyallylcations in stereoselective [4+3] cycloadditions is also illustrated.