A CONVENIENT SYNTHESIS OF AMINO-ACIDS BY A ZNBR2 PROMOTED REACTION OF KETENE BIS(TRIMETHYLSILYL) ACETALS WITH ALDIMINES

被引:14
作者
MLADENOVA, M [1 ]
BELLASSOUED, M [1 ]
机构
[1] UNIV PARIS 06,SYNTH ORGANOMET LAB,URA 408,F-75230 PARIS 05,FRANCE
关键词
D O I
10.1080/00397919308009832
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The ZnBr2 promoted addition of ketene bis(trimethylsilyl) acetals to aromatic aldimines affords beta-arylaminoacids in good to excellent yields. Under the same reaction conditions vinylic ketene bis(trimethylsilyl) acetals give exclusively or mainly delta-phenylaminoacids.
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页码:725 / 736
页数:12
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