THE DIENE-TRANSMISSIVE [4+2]-CYCLOADDITION STRATEGY - STEREOSELECTIVE SYNTHESIS OF ADVANCED INTERMEDIATES TO QUASSINOIDS

被引:50
作者
SPINO, C
LIU, G
TU, N
GIRARD, S
机构
[1] Chemistry Department, University of Victoria, Victoria, BC, V8W 3P6
关键词
D O I
10.1021/jo00098a017
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Complex intermediates to quassinoids', some optically active and containing many functional groups, were synthesized via a diene-transmissive Diels-Alder strategy. The stereochemistry of the key inter- and intramolecular cycloadditions was controlled by stereodefined groups on the preexisting C ring and on the tether.
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页码:5596 / 5608
页数:13
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