1998•Phosphorus, sulfur, and silicon and the related elementsRequires access
SYNTHESIS OF OPTICALLY ACTIVE PENTACOORDINATE SILICATES AND CORRESPONDING ASYMMETRIC ALLYLATION OF ALDEHYDES
Zhi Gang Wang, Dong Wang
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Abstract
The optically active silicates 3a–c and disilicates 5a–b were synthesized. The asymmetric allylation reactions of aldehydes with optically active pentacoordinate allylsilicates were carried out to give optically active homoallylic alcohols 7a–b with 7–25% ee.