Asymmetric hydrogenation and allylic substitution reaction with novel chiral pinene-derived N,P-ligands
作者:Xiangyan Meng、Xinsheng Li、Dongcheng Xu
DOI:10.1016/j.tetasy.2009.05.020
日期:2009.7
A series of new chiral tetrahydroquinoline ligands, derived from chiral alpha-pinene, were successfully synthesized. Iridium and palladium complexes of these ligands were proven to be efficient catalysts for enantioselective hydrogenation and allylic substitution reactions with moderate to excellent enantioselectivities (90-95% ee) and high yields. (C) 2009 Elsevier Ltd. All rights reserved.