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MILD, ASYMMETRIC DIELS-ALDER CYCLOADDITIONS OF ELECTRONICALLY MATCHED 2-PYRONES AND VINYL ETHERS

被引：50
作者：
POSNER, GH
CARRY, JC
LEE, JK
BULL, DS
DAI, HY
机构：
[1] Department of Chemistry, School of Arts and Sciences, The Johns Hopkins University, Baltimore
来源：
TETRAHEDRON LETTERS | 1994年 / 35卷 / 09期
关键词：
D O I：
10.1016/S0040-4039(00)76207-1
中图分类号：
O62 [有机化学];
学科分类号：
070303 ; 081704 ;
摘要：
Silica gel and a TADDOL-complexed titanium IV Lewis acid are shown to promote mild, practical, asymmetric [4+2]-cycloadditions of electron-poor 2-pyrone-3-carboxylates with electron-rich vinyl ethers to form isolable and useful bicyclic lactone adducts.
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收藏
页码：1321 / 1324
页数：4
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