A new preparation of samarium dibromide and its use in stoichiometric and catalytic pinacol coupling reactions

被引：24

作者：

Hélion, F ^{[1
]}

Lannou, MI ^{[1
]}

Namy, JL ^{[1
]}

机构：

[1] Univ Paris 11, ICMO, Lab Catalyse Mol, Associe CNRS, F-91405 Orsay, France

来源：

TETRAHEDRON LETTERS | 2003年 / 44卷 / 29期

关键词：

pinacolic coupling; catalysis; 1,1,2,2-tetrabromoethane; mischmetall; samarium dibromide;

D O I：

10.1016/S0040-4039(03)01229-2

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

A new convenient preparation of samarium dibromide in THF is reported. Pinacol coupling reactions using SmBr2 in catalytic amounts together with mischmetall as a coreductant have been performed with a variety of carbonyl compounds. (C) 2003 Elsevier Science Ltd. All rights reserved.

引用

页码：5507 / 5510

页数：4

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