Heck Reactions with Palladium Nanoparticles in Ionic Liquids: Coupling of Aryl Chlorides with Deactivated Olefins

被引:110
作者
Calo, Vincenzo [1 ]
Nacci, Angelo [1 ]
Monopoli, Antonio [1 ]
Cotugno, Pietro [1 ]
机构
[1] Univ Bari, Dept Chem, CNR ICCOM, I-70126 Bari, Italy
关键词
aryl chlorides; colloids; Heck reaction; ionic liquids; palladium; CATALYST; CHLOROARENES; ACTIVATION; CHEMISTRY; ARYLATION; ALDEHYDES; BROMIDES; LIGANDS; SCOPE;
D O I
10.1002/anie.200902337
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Smooth operators: Heck reactions of aryl chlorides were catalyzed by ligand-free palladium acetate in a molten mixture of tetraalkylammonium ionic liquids under aerobic and relatively mild conditions (see example). Deactivated electron-rich aryl chlorides reacted with a wide array of substituted alkenes under these conditions, which thus enabled the coupling of combinations of substrates that are commonly unreactive with traditional catalysts. © 2009 Wiley-VCH Verlag GmbH & Co. KGaA.
引用
收藏
页码:6101 / 6103
页数:3
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