Studies on the total synthesis of paraherquamide A. Stereocontrolled, asymmetric synthesis of α-alkyl-β-hydroxyproline derivatives
作者:Robert M. Williams、Jianhua Cao
DOI:10.1016/0040-4039(96)01189-6
日期:1996.7
The dianion formed from 3(S),2(R)-3-hydroxyproline ethyl ester (5) with LDA, can be alkylated with a variety of alkyl halides with net retention of configuration to give the corresponding α-alkylated-β-hydroxyproline esters (6) in good yield.