Abstract
The reaction of pyrylium salts with azomethines leads to the formation of styrylpyrylium, styrylpyridinium, and 4-arylbenzylaminopyrylium salts. The reaction of the latter with ammonia and amines gave pyridines and pyridinium salts with a tertiary amino group as a substituent.
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See [1] for Communication 11.
Deceased.
Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 4, pp. 465–468, April, 1982.
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Zvezdina, É.A., Popova, A.N. & Dorofeenko, G.N. Reactions of heterocyclic cations with nitrogen-containing nucleophiles. 12. Reaction of pyrylium salts with azomethines. Chem Heterocycl Compd 18, 347–350 (1982). https://doi.org/10.1007/BF00503548
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DOI: https://doi.org/10.1007/BF00503548