[4 + 2] Cycloadditions of diphenylketene with a highly substituted 1,3-diene
Abstract
Diphenylketene (2) undergoes [4 + 2] cycloadditions with the s-cis fixed diene (1) to give the dihydropyran (3) and the cyclohexenone (4).
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J. Chem. Soc., Chem. Commun., 1987, 1804-1805
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[4 + 2] Cycloadditions of diphenylketene with a highly substituted 1,3-diene
H. Mayr and U. W. Heigl, J. Chem. Soc., Chem. Commun., 1987, 1804 DOI: 10.1039/C39870001804
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