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Synthesis 1988; 1988(2): 130-131
DOI: 10.1055/s-1988-27488
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Synthesis of α,β-Unsaturated Ketones and α,β-Epoxyketones via Hydroboration of 1-Halo-3-alken-1-ynes

George Zweifel* , Timothy M. Shoup
  • *Department of Chemistry, University of California, Davis, CA 95616, USA
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Publication Date:
20 August 2002 (online)

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The preparation of α,β-unsaturated ketones and α,β-epoxyketones from readily accessible 1-haloenynes are described. The procedures involve the regio- and stereoselective hydroboration of 1-halodienylboranes, and oxidative work-up under appropriate conditions of the dienylboranes formed.