Synthesis of bicyclo[4.2.0]octa-4,7-dien
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Masaji Oda; Mitsunori Oda; Yoshio Kitahara
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Article
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1976
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Elsevier Science
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French
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We have reported the synthesis of bicyclo[4.2.0]octa-3,7-drene-2,5-dlone L1 which is the valence isomer of 2,4,7-cyclooctatriene-1,4-dione 2. 2 As to yet unknown 3,5,7-cyclooctatriene-1,2-drone 3, there can be two valence isomers, 4