Abstract:
Treatment of 1-methyl-2-benzopyrylium salts 1 with weak bases gives the anhydro bases 4, which rapidly react with the original cations as dienophile and diene respectively to form the spiro dimers 6.
Document Type:
Article
Language: English
Citation:
S. V. Verin, E. V. Kuznetsov, Yu. V. Revinskii, D. S. Yufit, Yu. T. Struchkov, “A Novel Dimerization Reaction of 1-Methyl-2-benzopyrylium Salts”, Mendeleev Commun., 1:3 (1991), 104–106
Linking options:
https://www.mathnet.ru/eng/mendc5525
https://www.mathnet.ru/eng/mendc/v1/i3/p104
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