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Synlett 1995; 1995(7): 735-736
DOI: 10.1055/s-1995-5056
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Model Studies Towards the Total Synthesis of Pachylactone

K. I. Booker-Milburn* , F. Delgado Jiménez, A. Sharpe
  • *School of Chemical Sciences, University of East Anglia, Norwich, Norfolk, England, NR4 7TJ, UK, Fax: 01603 259396; e-mail: K.Booker-Milburn@uea.ac.uk
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Publication Date:
31 December 2000 (online)

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Substituted bicyclo[4.2.0]oct-7-ene-1,6-dicarboxylic acid derivatives undergo facile electrocyclic ring opening to give butenolide fused cyclooctene ring systems in excellent yield on thermolysis in xylene or diglyme.

cyclooctane - butenolide - [2+2] photocycloaddition - electrocyclic ring opening - lactonisation