Intramolecular carbolithiation reactions for the preparation of 3-alkenylpyrrolidines
作者:Iain Coldham、Kathy N. Price、Richard E. Rathmell
DOI:10.1039/b303670g
日期:——
Tin–lithium exchange allows the formation of α-amino-organolithium species that undergo anionic cyclization onto allylic ethers to give 3-alkenylpyrrolidines. The methodology has been applied to the synthesis of an advanced intermediate related to the natural product (–)-α-kainic acid.