Abstract
The acid condensation of chalcone with aliphatic ketones, aldehydes, and β-dicarbonyl compounds was studied for the first time. Tri- and tetrasubstituted pyrylium salts, including compounds containing functional substituents, were obtained.
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R. Wizinger, S. Losinger, and P. Ulrich, Helv. Chim. Acta, 39, 5 (1956).
W. Dilthey and C. Berres, J. Prakt. Chem., 111, 340 (1925).
A. T. Balaban, Comptes Rend., 256, 4239 (1963).
R. Lombard and J. P. Stephan, Bull. Soc. Chim. France, 1458 (1958).
R. Lombard and J. P. Stephan, Bull. Soc. Chim. France, 1369 (1957).
M. Simalty-Siemiatycki and R. Fugnitto, Bull. Soc. Chim. France, 1944 (1965).
W. Dilthey, J. Prakt. Chem., 94, 53 (1916).
J. A. Van Allan and G. A. Reynolds, J. Org. Chem., 33, 1102 (1968).
G. N. Dorofeenko and S. V. Krivun, Ukr. Khim. Zh., 29, 1058 (1963).
S. V. Krivun and G. N. Dorofeenko, Khim. Geterotsikl. Soedin., 656 (1966).
G. N. Dorofeenko, E. P. Olekhnovich, and L. I. Laukhina, Khim. Geterotsikl. Soedin., 544 (1971).
G. N. Dorofeenko, L. V. Poddubnaya, and L. B. Olekhnovich, Material from the Conference on the Pharmacology of Central Cholinolytics and Other Neurotropic Agents [in Russian], Leningrad (1969), p. 317.
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Translated from Khimiya Geterotsiklicheskih Soedinenii, No. 7, pp. 883–885, July, 1972.
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Dorofeenko, G.N., Olekhnovich, L.B. Synthesis of pyrylium salts by condensation of benzalacetophenone with aliphatic carbonyl compounds. Chem Heterocycl Compd 8, 800–802 (1972). https://doi.org/10.1007/BF00475205
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DOI: https://doi.org/10.1007/BF00475205