Enantioselective Alkylation of α-Fluoro-β-Keto Esters by Asymmetric Phase-Transfer Catalysis
作者:Keiji Maruoka、Changhua Ding
DOI:10.1055/s-0028-1087813
日期:2009.3
Highly enantioselective alkylation of tert-butyl α-fluoro-β-keto esters can be effected by the use of N-spiro chiral quaternary ammonium salt as chiral phase-transfer catalyst, as a complementary approach to the asymmetric fluorination of α-alkyl-β-keto esters.