Biaryl-like CATPHOS diphosphines via double Diels-Alder cycloaddition between 1,4-bis(diphenylphosphinoyl)buta-1,3-diyne and anthracenes:: Efficient ligands for the palladium-catalyzed amination of aromatic bromides and α-arylation of ketones

被引:22
作者
Doherty, Simon [1 ]
Knight, Julian G. [1 ]
Smyth, Catherine H. [1 ]
Harrington, Ross W. [1 ]
Clegg, William [1 ]
机构
[1] Newcastle Univ, Sch Nat Sci Chem, Newcastle Upon Tyne NE1 7RU, Tyne & Wear, England
关键词
D O I
10.1021/om800118t
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
A mixture of palladium(0) and CATPHOS, the 1,3-butadiene-bridged diphosphine generated via double Diels-Alder cycloaddition between bis(diphenylphosphinoyl)butci-1,3-diyne and anthracene, catalyzes the amination of a range of aromatic bromides as well as the alpha-arvlation of ketones, giving conversions that either rival or exceed those obtained with BINAP.
引用
收藏
页码:1679 / 1682
页数:4
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