Photochemical Cycloadditions to 5,6-Dihydro-4-pyridones

Authors

  • Philippe Guerry Institut für Organische Chemie Universität Fribourg Pérolles, CH 1700 Fribourg
  • Reinhard Neier Institut für Organische Chemie Universität Fribourg Pérolles, CH 1700 Fribourg

DOI:

https://doi.org/10.2533/chimia.1987.341

Abstract

5,6-Dihydro-4-pyridones (3a-3c) undergo photochemical [2 + 2]-cycloaddition with olefins activated by an electron withdrawing group. Alkyl substituted double bonds could only be brought to react in the intramolecular cases 3d and 3e.

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Published

1987-10-31