Highly Enantioselective Copper-Catalyzed Propargylic Substitution of Propargylic Acetates with 1,3-Dicarbonyl Compounds
作者:Fu-Zhong Han、Fu-Lin Zhu、Ya-Hui Wang、Yuan Zou、Xin-Hu Hu、Song Chen、Xiang-Ping Hu
DOI:10.1021/ol403469m
日期:2014.1.17
A chiral tridentate ketimineP,N,N-ligand has been successfully applied in the copper-catalyzedenantioselectivepropargylic substitution of propargylic acetates with a variety of β-dicarbonyl compounds, in which excellent enantioselectivities (up to >99% ee) and high yields have been obtained.