Synlett 1990; 1990(1): 1-9
DOI: 10.1055/s-1990-20973
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Pericyclization of Vinylallenes in Organic Synthesis: On the Intramolecular Diels-Alder Reaction

William H. Okamura* , Michael L. Curtin
  • *Department of Chemistry, University of California, Riverside, Riverside, CA 92521, USA
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Publikationsdatum:
08. März 2002 (online)

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A scheme for the classification of the intramolecular Diels-Alder (IMDA) reaction of vinylallenes utilized as the diene component in the process is suggested. One variant of this process, wherein the dienophile is tethered to the allenic terminus of a cycloalkenylallene, has been explored in terms of its scope and reactivity as well as exemplified by its application in the highly stereoselective syntheses of a variety of linearly fused polycycles and the natural product (+)-sterpurene. 1. Introduction 1.1. Vinylallenes 1.2. Classification of Cyclizations 2. Studies of the Type I IMDA Reaction with Cycloalkenylallenes 2.1. Scope and Reactivity Studies 2.2. Application Studies: (+)-Sterpurene 3. Summary