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Synthesis 1986; 1986(11): 937-941
DOI: 10.1055/s-1986-31829
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A Convenient Synthesis of Substituted 3-Oxabicyclo [3.1.0]hexane-2-ones

Margarita Mladenova* , Françoise Gaudemar-Bardone, Nicole Goasdoue, Marcel Gaudemar
  • *Institute of Organic Chemistry with Centre of Phytochemistry, Bulgarian Academy of Sciences, 1113 Sofia, Bulgaria
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Publication Date:
20 August 2002 (online)

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1-Carboxy (or 1-ethoxycarbonyl)-3 oxabicyclo[3.1.0]hexane-2-ones (2 and 4) are readily prepared from 2-acyl-3-methyl (or 3-phenyl)-1,1-dicarboxycylcopropanes (1) and 2-acyl-3-alkyl (or 3-phenyl)-1.1-diethoxycarbonylcyclopropanes (3), respectively, in 70-99%, overall yields.