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Synlett 1996; 1996(5): 435-436
DOI: 10.1055/s-1996-5448
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Synthesis and Reactivity of New Fischer Type Enynylcarbene Tungsten Complexes via 1,4-Diyn-3-ols

Christophe Cosset, Ignacio Del Río, Vincent Péron, Bettina Windmüller, Hubert Le Bozec*
  • *Laboratoire de Chimie de Coordination Organique, URA CNRS 415, Campus de Beaulieu, Université de Rennes 1, F-35042 Rennes, France, Fax (33) 99.28.69.39; E-mail lebozec@univ-rennes1.fr
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Publication Date:
31 December 2000 (online)

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The synthesis of new methoxy-enynylcarbene tungsten complexes has been achieved by direct activation of terminal and silylated 1,4-diyn-3-ols. A preliminary study of their reactivities is reported, as well as the preparation of the parent aminocarbene complex (CO)5W=C(NMe2)(CH=CH-C≡CH).

tungsten - unsaturated carbene complexes - propargyl alcohols - aminolysis - oxidation - desilylation