One-Pot Construction of Multi-Substituted Spiro-Cycloalkanediones by an Organocatalytic Asymmetric Epoxidation/Semipinacol Rearrangement
作者:Bao-Sheng Li、En Zhang、Qing-Wei Zhang、Fu-Min Zhang、Yong-Qiang Tu、Xiao-Ping Cao
DOI:10.1002/asia.201100383
日期:2011.9.5
A one‐pot preparation of chiral tri‐oxygenated spirocycloalkanediones with up to 99 % ee features high stereoselectivity, the introduction of tri‐oxygenated functional groups, and the efficient construction of at least two chiral centers.