SYNTHESIS OF 5-ALKYL-4-BROMO-5-HYDROXY-2(5H)-FURANONES AND 5-ALKYLIDENE-4-BROMO-2(5H)-FURANONES

被引：13

作者：

FONT, J

GRACIA, A

DEMARCH, P

机构：

[1] Unitat de Química Orgánica. Universitat Autònoma de Barcelona.

来源：

TETRAHEDRON LETTERS | 1990年 / 31卷 / 38期

关键词：

D O I：

10.1016/S0040-4039(00)97887-0

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

Treatment of monoalkylsubstituted allenic esters 4 with NBS and water in the darkness yields β-bromo-γ,β-butenolides 5, that are easily transformed into 5-alkyl-4-bromo-5-hydroxy-2(5H)-furanones 8 and 5-alkylidene-4-bromo-2(5H)-furanones 2. © 1990.

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页码：5517 / 5520

页数：4

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