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Chain-Lengthening Difunctionalization of Grignard Compounds by Reaction with Ketenylidenetriphenylphosphorane

Authors

  • Prof. Dr. Hans Jürgen Bestmann,

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    1. Institut für Organische Chemie der Universität Erlangen-Nürnberg, Henkestr. 42, D-8520 Erlangen (FRG)
    • Institut für Organische Chemie der Universität Erlangen-Nürnberg, Henkestr. 42, D-8520 Erlangen (FRG)
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  • Dipl.-Chem. Martin Schmidt,

    1. Institut für Organische Chemie der Universität Erlangen-Nürnberg, Henkestr. 42, D-8520 Erlangen (FRG)
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  • Dipl.-Chem. Rainer Schobert

    1. Institut für Organische Chemie der Universität Erlangen-Nürnberg, Henkestr. 42, D-8520 Erlangen (FRG)
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Abstract

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The α,β-unsaturated ketones of type 4, which are of interest in pheromone chemistry, were prepared, via 3, from the title compounds 1 and 2. The acylyides 3 can be transformed in a variety of ways.

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