Olefination of ketenes for the enantioselective synthesis of allenes via an ylide route
作者:Chuan-Ying Li、Ben-Hu Zhu、Long-Wu Ye、Qing Jing、Xiu-Li Sun、Yong Tang、Qi Shen
DOI:10.1016/j.tet.2007.05.053
日期:2007.8
Pseudo-C2-symmetric chiral phosphorus ylide is designed and synthesized for the enantioselective preparation of allenic esters, amides, ketone, and nitrile. Up to 92% ee is achieved.
设计并合成了伪C 2对称的手性磷叶立德,用于对映体制备烯丙酸酯,酰胺,酮和腈。达到了92%ee。