Phosphine-free hydrazone-Pd complex as the catalyst precursor for a Suzuki-Miyaura reaction under mild aerobic conditions

被引:164
|
作者
Mino, T [1 ]
Shirae, Y [1 ]
Sakamoto, M [1 ]
Fujita, T [1 ]
机构
[1] Chiba Univ, Fac Engn, Dept Appl Chem & Biotechnol, Inage Ku, Chiba 2638522, Japan
来源
JOURNAL OF ORGANIC CHEMISTRY | 2005年 / 70卷 / 06期
关键词
D O I
10.1021/jo048107i
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Glyoxal bis(N-methyl-N-phenylhydrazone) (1) and its related compounds such as 2-pyridine-carboxaldehyde N-methyl-N-phenylhydrazone (3) were prepared and examined as ligands for the Suzuki-Miyaura cross-coupling reaction of aryl halides and arylboronic acids. We found phosphine-free catalysts, such as Pd(OAc)(2)/hydrazone ligand 1 or 3, to be efficient catalysts for a variety of substrates to produce the coupling products in good yields.
引用
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页码:2191 / 2194
页数:4
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