Asymmetric [2 + 2] Cycloaddition: Total Synthesis of (−)-Swainsonine and (+)-6-Epicastanospermine
作者:Julien Ceccon、Andrew E. Greene、Jean-François Poisson
DOI:10.1021/ol0617751
日期:2006.10.1
[reaction: see text] An asymmetric totalsynthesis of (-)-swainsonine and (+)-6-epicastanospermine is described from a common intermediate, which is obtained through diastereoselective [2 + 2] cycloaddition of dichloroketene to a chiral enol ether.