A new precatalyst for the Suzuki reaction -: a pyridyl-bridged dinuclear palladium complex as a source of mono-ligated palladium(0)

被引:51
作者
Beeby, A
Bettington, S
Fairlamb, IJS
Goeta, AE
Kapdi, AR
Niemelä, EH
Thompson, AL
机构
[1] Univ Durham, Dept Chem, Durham DH1 3LE, England
[2] Univ York, Dept Chem, York YO10 5DD, N Yorkshire, England
关键词
D O I
10.1039/b401077a
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A dinuclear pyridyl-bridged palladium complex, trans-(P,N)-[PdBr(mu-C5H4N-C-2,N)(PPh3)](2) 1, was obtained from material isolated from the Suzuki cross-coupling reaction of 2-bromopyridine with 2,4-diflorophenylboronic acid in the presence of catalytic (PPh3)(4)Pd. Complex 1 is an effective precatalyst for the Suzuki cross-coupling reactions of a variety organoboronic acids and aryl bromides, and represents a useful source of mono-ligated palladium(0), "(Ph3P)Pd(0)''.
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页码:600 / 605
页数:6
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