Synthesis and cycloadditions of 9H-furo[3,4-b][1]benzo(thio)pyran-9-ones:: furan ring formation by a novel hydrolytically induced cycloreversion

被引：13

作者：

Daia, GE

Gabbutt, CD ^{[3
]}

Hepworth, JD

Heron, BM

Hibbs, DE

Hursthouse, MB

机构：

[1] Univ Hull, Dept Chem, Kingston Upon Hull HU6 7RX, N Humberside, England

[2] James Robinson Ltd, Huddersfield HD1 6BU, W Yorkshire, England

[3] Univ Leeds, Dept Colour Chem, Leeds LS2 9JT, W Yorkshire, England

[4] Univ Sydney, Sch Chem, Sydney, NSW 2006, Australia

[5] Univ Southampton, Dept Chem, Southampton SO17 1BJ, Hants, England

来源：

TETRAHEDRON LETTERS | 2002年 / 43卷 / 25期

关键词：

D O I：

10.1016/S0040-4039(02)00820-1

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

C-2 lithiation of acetals 2 followed by trapping with aldehydes gives 3. Subsequent unmasking of the acetal function provides furobenzo(thio)pyrans 4, cycloadditions of which have been investigated. (C) 2002 Elsevier Science Ltd. All rights reserved.

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页码：4507 / 4510

页数：4

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