Iridium-Catalyzed Intramolecular Asymmetric Allylic Dearomatization of Phenols
作者:Qing-Feng Wu、Wen-Bo Liu、Chun-Xiang Zhuo、Zi-Qiang Rong、Ke-Yin Ye、Shu-Li You
DOI:10.1002/anie.201100206
日期:2011.5.2
In the presence of [Ir(cod)Cl}2] and a binol‐derived phosphoramidite ligand, spirocyclohexadienone derivatives were obtained with up to 97 % ee through iridium‐catalyzed intramolecular asymmetric allylic dearomatization of phenols (see scheme; cod=cycloocta‐1,5‐diene).