Ruthenium‐Catalyzed Intramolecular [2+2+2] Cyclization of Allene–Yne–Enes: Construction of Fused‐Tricyclic Skeletons
作者:Nozomi Saito、Taisuke Ichimaru、Yoshihiro Sato
DOI:10.1002/asia.201200201
日期:2012.7
Three′s not a crowd: An intramolecular [2+2+2] cyclization between three different components, allene, alkyne, and alkene, has been realized using a catalytic amount of [Cp*RuCl(cod)] complex (cod=1,5‐cyclooctadiene), and afforded fused‐tricyclic compounds in a highly stereoselective manner.