LITHIUM TRIFLUOROMETHANESULFONIMIDE IN ACETONE OR DIETHYL-ETHER AS A SAFE ALTERNATIVE TO LITHIUM PERCHLORATE IN DIETHYL-ETHER FOR EFFECTING DIELS-ALDER REACTIONS - UNEXPECTED INFLUENCE OF THE COUNTERION ON EXO/ENDO SELECTIVITY

被引：0
|
作者：
HANDY, ST
GRIECO, PA
MINEUR, C
GHOSEZ, L
机构：
[1] INDIANA UNIV,DEPT CHEM,ERNEST E CAMPAIGNE & MARVIN CARMACK LAB,BLOOMINGTON,IN 47405
[2] UNIV CATHOLIQUE LOUVAIN,CHIM ORGAN SYNTH LAB,B-1348 LOUVAIN,BELGIUM
来源：
SYNLETT | 1995年 / 05期
关键词：
DIELS-ALDER; LITHIUM PERCHLORATE; DIENOPHILES; DIENES; LITHIUM TRIFLUOROMETHANESULFONIMIDE; 4+2] CYCLOADDITION;
D O I：
暂无
中图分类号：
O62 [有机化学];
学科分类号：
070303 ; 081704 ;
摘要：
Concentrated solutions of lithium trifluoromethanesulfonimide in either acetone or diethyl ether constitute convenient and safe alternatives to lithium perchlorate in diethyl ether for promoting and accelerating [4+2] cycloaddition reactions.
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页码：565 / 567
页数：3
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