Cyclopropane ring formation by an SmI2 mediated cyclisation of δ-halo-α,β-unsaturated esters

被引：23

作者：

David, H ^{[1
]}

Afonso, C ^{[1
]}

Bonin, M ^{[1
]}

Doisneau, G ^{[1
]}

Guillerez, MG ^{[1
]}

Guibé, F ^{[1
]}

机构：

[1] Univ Paris Sud, Inst Chim Mol Orsay, Lab Catalyse Mol, UPRESA 8075, F-91405 Orsay, France

来源：

TETRAHEDRON LETTERS | 1999年 / 40卷 / 49期

关键词：

samarium; samarium compounds; radical reactions; cyclisations; cyclopropanes;

D O I：

10.1016/S0040-4039(99)01816-X

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

delta-Iodo- and delta-bromo-alpha,beta-unsaturated esters with various substituents at the beta- and gamma-positions readily cyclise to cyclopropane compounds in the presence of samarium diiodide and a proton source. (C) 1999 Elsevier Science Ltd. All rights reserved.

引用

页码：8557 / 8561

页数：5

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