Abstract
5-Arylfuran-2,3-diones were obtained by cyclization of aroylpyruvic acids in the presence of thionyl chloride. It is shown that the five-membered ring of 5-arylfuran-2,3-diones is unstable and is cleaved under mild conditions under the influence of nucleophilic reagents.
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E. Ziegler, M. Eder, C. Belegratis, and E. Prewedourakis, Monatsh. Chem., 98, 2249 (1967).
L. A. Kazitsina and N. B. Kuplet-skaya, Application of UV, IR, and NMR Spectroscopy in Organic Chemistry [in Russian], Moscow (1971), p. 244.
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Communication I from the series “Chemistry of Oxalyl Derivatives of Methyl Ketones.”
Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 11, pp. 1468–1470, November, 1975.
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Andreichikov, Y.S., Nalimova, Y.A., Plakhina, G.D. et al. 5-Arylfuran-2,3-diones. Chem Heterocycl Compd 11, 1252–1254 (1975). https://doi.org/10.1007/BF00474446
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DOI: https://doi.org/10.1007/BF00474446