Magnetically-recoverable Pd-immobilized layered double hydroxide-iron oxide nanocomposite catalyst for carbon-carbon cross-coupling reactions

被引:25
作者
Ay, Ahmet N. [1 ]
Abramova, Natalya V. [2 ]
Konuk, Deniz [1 ]
Lependina, Olga L. [2 ]
Sokolov, Viacheslav I. [2 ]
Zuemreoglu-Karan, Birguel [1 ]
机构
[1] Hacettepe Univ, Dept Chem, TR-06800 Ankara, Turkey
[2] Russian Acad Sci, AN Nesmeyanov Organoelement Cpds Inst, Moscow 119991, Russia
关键词
Palladium; Heck and Suzuki reactions; Layered double hydroxide; Core-shell; Magnetic catalyst; Heterogeneous catalyst; SOLID BASE CATALYST; EFFICIENT CATALYST; SUPPORTED NANOPALLADIUM; PALLADIUM CATALYSTS; REUSABLE CATALYST; HECK REACTIONS; SUZUKI; NANOPARTICLES; HYDROTALCITE; HYDROGENATION;
D O I
10.1016/j.inoche.2012.10.020
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
A novel magnetic composite catalyst has been prepared by immobilizing a palladium(0) complex. Pd-2(dba)(3), onto Mg-Al-layered double hydroxide shell supported on magnetite core. This new catalyst was characterized by XRD, TEM, EDX, FFIR, XPS, thermogravimetry and microanalytical techniques and magnetometric measurements. The performance of the catalyst was tested in the Heck and Suzuki reactions and confirmed to be efficient in the cross-coupling of aryl iodides under mild conditions. (C) 2012 Elsevier B.V. All rights reserved.
引用
收藏
页码:64 / 68
页数:5
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