New chiral phosphine–amide ligands in palladium-catalysed asymmetric allylic alkylations
作者:Takashi Mino、Kohki Kashihara、Masakazu Yamashita
DOI:10.1016/s0957-4166(01)00037-4
日期:2001.2
Palladium-catalysed asymmetric allylic alkylation of' 1,3-diphenyl-2-propenyl acetate 8a with a dimethyl malonate-BSA-LiOAc system has been successfully carried out in the presence of new chiral phosphine amide, such as 5, in good yields and high enantiomeric excesses of up to 85%. (C) 2001 Elsevier Science Ltd. All rights reserved.