Efficient synthesis of functionalized furans and benzofurans based on a '[3+2] cyclization/oxidation' strategy

被引：37

作者：

Bellur, E

Freifeld, I

Langer, P

机构：

[1] Univ Rostock, Inst Chem, D-18051 Rostock, Germany

[2] Univ Greifswald, Inst Chem & Biochem, D-17487 Greifswald, Germany

来源：

TETRAHEDRON LETTERS | 2005年 / 46卷 / 13期

关键词：

benzofurans; cyclization; furans; oxidation; tetrahydrofurans;

D O I：

10.1016/j.tetlet.2005.02.040

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

Functionalized furans and benzofurans were prepared by DDQ oxidation of 2-alkylidenetetrahydrofurans, which are readily available by one-pot cyclizations of 1,3-dicarbonyl dianions or 1,3-bis-silyl enol ethers. (c) 2005 Elsevier Ltd. All rights reserved.

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页码：2185 / 2187

页数：3

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