Cinchona alkaloid phase-transfer catalysts revisited: influence of substituted aryl groups on the enantioselectivity of glycine ester enolate alkylation
摘要:
We report herein, the influence of substituted aryl groups in quaternary ammonium salts derived from cinchona alkaloids on enantioselectivity of the alkylation of glycine ester enolates. (c) 2005 Elsevier Ltd. All rights reserved.
Cinchona alkaloid phase-transfer catalysts revisited: influence of substituted aryl groups on the enantioselectivity of glycine ester enolate alkylation
作者:Sanjeev Kumar、Uma Ramachandran
DOI:10.1016/j.tet.2005.05.012
日期:2005.7
We report herein, the influence of substituted aryl groups in quaternary ammonium salts derived from cinchona alkaloids on enantioselectivity of the alkylation of glycine ester enolates. (c) 2005 Elsevier Ltd. All rights reserved.