Amine products and catalyst poisoning in the homogeneous H2 hydrogenation of Imines catalyzed by the [Rh(COD)(PPh3)2]PF6 precursor

被引:38
作者
Marcazzan, P [1 ]
Patrick, BO [1 ]
James, BR [1 ]
机构
[1] Univ British Columbia, Dept Chem, Vancouver, BC V6T 1Z1, Canada
关键词
METAL-COMPLEXES; RHODIUM; LIGANDS;
D O I
10.1021/om020992c
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The H-2 hydrogenations of PhN=CHPh and PhCH2N=CHPh are catalyzed by the precursor [Rh(COD)(PPh3)(2)]PF6. However, the amine product PhNHCH2Ph poisons the catalyst by coordination to the Rh through an arene moiety, while the other amine product, (PhCH2)(2)NH, forms a labile N-bonded species that does not poison the catalyst system.
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页码:1177 / 1179
页数:3
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