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Synlett 1996; 1996(4): 327-329
DOI: 10.1055/s-1996-5402
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Intramolecular Heck Reaction of Hex-2-enopyranosides: an Easy Entry to Cis-Fused Furo- or Pyrano[2,3b]pyranones

Alphonse Tenaglia* , François Karl
  • *Réactivité en Synthèse Organique, URA CNRS 1411, Faculté de St Jérôme, Av. Escadrille Normandie-Niemen, 13397 Marseille Cedex 20, France, Fax 91 28 88 41
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Publication Date:
31 December 2000 (online)

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An efficient three-step sequence from glycals involving an intramolecular Heck reaction as a key step is described to produce chiral cis-fused furo- or pyrano[2,3b]pyrans.

Alkyl hex-2-enopyranosides - palladium catalyst - cyclization - ”on-template” ring construction - pyranoids - furanoids