Gold(I)-Catalyzed [2 + 2]-Cycloaddition of Allenenes
作者:Michael R. Luzung、Pablo Mauleón、F. Dean Toste
DOI:10.1021/ja075412n
日期:2007.10.1
A cationic phosphinegold(I)-catalyzed intramolecular [2 + 2]-cycloaddition between an allene and an alkene to form alkylidene−cyclobutanes is described. Additionally, the reported cycloisomerization reaction provides access to enantioenriched bicyclo-[3.2.0] structures using chiral biarylphosphinegold(I) complexes as catalysts.