Triarylphosphanes with Dendritically Arranged Tetraethylene Glycol Moieties at the Periphery: An Efficient Ligand for the Palladium-Catalyzed Suzuki-Miyaura Coupling Reaction

被引:84
作者
Fujihara, Tetsuaki [1 ]
Yoshida, Shohei [1 ]
Ohta, Hidetoshi [1 ]
Tsuji, Yasushi [1 ]
机构
[1] Kyoto Univ, Grad Sch Engn, Dept Energy & Hydrocarbon Chem, Kyoto 6158510, Japan
关键词
dendrimers; palladium; phosphanes; Suzuki-Miyaura coupling;
D O I
10.1002/anie.200802683
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Peripheral vision: A second generation dendritic phosphane, with tetraethylene glycol (TEG) moieties at the periphery, has been designed and prepared (see structure). It is particularly effective as a ligand for the title transformation when using aryl chloride substrates. To realize high catalytic activity, the TEG groups must be connected to the phosphane framework. (Figure Presented) © 2008 Wiley-VCH Verlag GmbH & Co. KGaA.
引用
收藏
页码:8310 / 8314
页数:5
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