A simple route to a novel enantiomerically pure P-chiral phosphine ligand containing a tertiary amide functional group

被引:31
作者
Leung, PH [1 ]
Loh, SK [1 ]
Mok, KF [1 ]
White, AJP [1 ]
Williams, DJ [1 ]
机构
[1] UNIV LONDON IMPERIAL COLL SCI TECHNOL & MED, DEPT CHEM, LONDON SW7 2AY, ENGLAND
关键词
D O I
10.1039/cc9960000591
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A new palladium(II) complex containing an amido-substituted P-chiral phosphine ligand is prepared efficiently by the asymmetric Diels-Alder reaction between N,N-dimethylacrylamide and 1-phenyl-3,4-dimethylphosphole; the chelating properties of the functionalised ligand and the absolute configurations of the four newly generated stereocentres are determined by single-crystal X-ray analysis, and the optically active phosphine ligand displaced from the palladium template with 1,2-bis(diphenylphosphino)ethane.
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页码:591 / 592
页数:2
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