Unprecedented electronic and steric effects in palladium-catalyzed asymmetric allylation: Switching of enantioselectivity with a single chiral backbone

被引:0
|
作者
Nomura, N [1 ]
MermetBouvier, YC [1 ]
RajanBabu, TV [1 ]
机构
[1] OHIO STATE UNIV,DEPT CHEM,COLUMBUS,OH 43210
关键词
asymmetric allylation; palladium catalyst; steric effects; electronic effects; bidentate phosphinites;
D O I
暂无
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
In the palladium-catalyzed asymmetric substitution reaction between 1,3-diphenylallyl acetate and sodium salt of diethyl malonate, electron-withdrawing and electron-rich P-substituents in a single chiral back-bone give products of opposite stereochemistry. Sterically bulky substituents have the same effect as electron-rich ones.
引用
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页码:745 / &
页数:3
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