THE BAMBERGER REACTION IN HYDROGEN-FLUORIDE - THE USE OF MILD REDUCTIVE METALS FOR THE PREPARATION OF FLUOROAROMATIC AMINES

被引:8
|
作者
TORDEUX, M [1 ]
WAKSELMAN, C [1 ]
机构
[1] UNIV VERSAILLES, SIRCOB, F-78000 VERSAILLES, FRANCE
关键词
BAMBERGER REACTION; HYDROGEN FLUORIDE; MILD REDUCTIVE METALS; FLUOROAROMATIC AMINES; NMR SPECTROSCOPY;
D O I
10.1016/0022-1139(95)03257-E
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The reduction of nitroaromatic compounds by various metals (tin, lead, bismuth) in liquid hydrogen fluoride under an inert atmosphere leads to fluoroaromatic amines, in accord with the Bamberger reaction. Generally, a co-solvent such as pentane or methylene chloride is used. Some non-fluorinated arylamines are also formed by a competitive direct reduction of the N-arylhydroxylamine intermediate. Of the mild reductive metals studied, bismuth was the most selective.
引用
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页码:251 / 254
页数:4
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