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A novel intramolecular arene–alkene photocycloaddition in 2-alkenyl naphtha-4-chromanones—a short route to functionalised multicyclic systems

Authors
Journal
Tetrahedron Letters
0040-4039
Publisher
Elsevier
Publication Date
Volume
44
Issue
10
Identifiers
DOI: 10.1016/s0040-4039(03)00230-2
Keywords
  • Arene–Alkene Photocycloaddition
  • 2-Alkenyl Naphtha-4-Chromanones
  • Benzotricycloundecene
  • Taxol

Abstract

Abstract On irradiation, 2-methyl-2-ethenyl naphtha-4-chromanone 1 undergoes an unusual intramolecular arene–alkene photocyclisation, followed by rearrangements to give a [5.3.1.0 6,1]benzotricycloundecene, 5 .

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