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Synthesis 1986; 1986(4): 322-324
DOI: 10.1055/s-1986-31600
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A Convenient Synthesis of Bicyclo[4.2.0]octane-2,5-diones

Masahiko Iyoda* , Takahiro Kushida, Masako Fujinami, Sumiko Kitami, Masaji Oda
  • *Department of Chemistry, Faculty of Science, Osaka University, Toyonaka, Osaka 560, Japan
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Publication Date:
27 September 2002 (online)

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An efficient two-step synthesis of bicyclo[4.2.0]octane-2,5-diones (2 and 7) has been developed. Photoaddition of 5 or 6 to olefins followed by reduction with zinc and acetic acid produces 2 or 7 in moderate to good yields.

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