Phosphine-Initiated Domino Reaction: A Convenient Method for the Preparation of Spirocyclopentanones
作者:Ling Liang、Erqing Li、Peizhong Xie、You Huang
DOI:10.1002/asia.201301641
日期:2014.5
An efficient synthetic approach has been developed for the construction of the spirocyclopentanone skeleton via a phosphine‐catalyzed [3+2] annulation reaction. With this novel and economical protocol, various quaternary carbon‐centered spirocyclopentanones could be readily obtained.