Vinylogous Mukaiyama–Michael Reactions of Dihydropyridinones

Abstract

An In­(III)-catalyzed vinylogous addition of <i>O</i>-silyl vinylketene acetals to 2,3-dihydro-4-pyridinones has been developed. The method features the unprecedented employment of supersilyl groups to influence the γ versus α regiochemical control of vinylogous Mukaiyama–Michael (vM−Michael) reactions when γ-substituted <i>O</i>-silyl vinylketene acetals are used. We also demonstrate that these reactions allow facile access to quinolizidine-based alkaloids such as deoxynupharidine and well as lasubine I and II

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The Francis Crick Institute

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Last time updated on 12/02/2018

This paper was published in The Francis Crick Institute.

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