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Enantioselective Cyanosilylation of Ketones Catalyzed by a Nitrogen-Containing Bifunctional Catalyst.

✍ Scribed by Yan Xiong; Xiao Huang; Shaohua Gou; Jinglun Huang; Yuehong Wen; Xiaoming Feng


Publisher
John Wiley and Sons
Year
2006
Weight
27 KB
Volume
37
Category
Article
ISSN
0931-7597

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2005 Cyanation O 0273 Enantioselective Cyanosilylation of Ketones Catalyzed by a Chiral Oxazaborolidinium Ion. -Chiral oxazaborolidinium triflate (Ib) represents an efficient catalyst for the cyanosilylation of methyl ketones (II) and (V). The reaction proceeds with a reactive Ph2MePOTms(N=C:) inter