Palladium complexes of chiral planar 1-phosphino-2-sulfenylferrocenes as efficient catalysts in enantioselective Diels-Alder reactions

被引:39
作者
Mancheño, OG [1 ]
Arrayás, RG [1 ]
Carretero, JC [1 ]
机构
[1] Univ Autonoma Madrid, Fac Ciencias, Dept Quim Organ, E-28049 Madrid, Spain
关键词
D O I
10.1021/om0493762
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The readily available dichloride palladium complexes of chiral planar (R)-1-phosphino-2-sulfenylferrocenes (Fesulphos ligands) act as efficient Lewis acids in the catalytic asymmetric Diels-Alder reaction of cyclopentadiene with acryloyl-1,3-oxazolidin-2-one. Very high enantioselectivities, up to 95% ee, have been reached from Fesulphos ligands having a very bulky substitution at both sulfur and phosphorus coordinating atoms.
引用
收藏
页码:557 / 561
页数:5
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