A novel fumed silica-supported nitrogenous platinum complex was conveniently prepared from cheap gamma-aminopropyltriethoxysilane via immobilization on fumed silica in toluene, followed by a reaction with hexachloroplatinic acid. The title complex was characterized by fourier transform infrared spectroscopy (FTIR), scanning electron microscopy (SEM) and X-ray photoelectron spectroscopy (XPS). It was found that the complex is an efficient and stable catalyst for the hydrosilylation of olefins with triethoxysilane. The title platinum complex could be separated by simple filtration and reused several times without any appreciable loss in the catalytic activity. Crown Copyright (C) 2011 Published by Elsevier B.V. All rights reserved.
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Jiangxi Normal Univ, Dept Chem, Nanchang 330022, Peoples R China
Jinggangshan Univ, Dept Chem, Jian 343009, Jiangxi, Peoples R ChinaJiangxi Normal Univ, Dept Chem, Nanchang 330022, Peoples R China
Hu, Ronghua
Zha, Lingfang
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Jiangxi Normal Univ, Dept Chem, Nanchang 330022, Peoples R ChinaJiangxi Normal Univ, Dept Chem, Nanchang 330022, Peoples R China
Zha, Lingfang
Cai, Mingzhong
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Jiangxi Normal Univ, Dept Chem, Nanchang 330022, Peoples R ChinaJiangxi Normal Univ, Dept Chem, Nanchang 330022, Peoples R China