Abstract
3-Alkyl-4-hydroxy-2-quinolones were obtained in high yields via the Dieckmann intramolecular condensation of substituted malonic acid ethyl ester 2-carbalkoxyanilides.
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Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 11, pp. 1533–1534, November, 1991.
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Bezuglyi, P.A., Ukrainets, I.V., Treskach, V.I. et al. 4-Hydroxy-2-quinolones. 1. Efficient method for obtaining 3-alkyl-4-hydroxy-2-quinolones. Chem Heterocycl Compd 27, 1237–1238 (1991). https://doi.org/10.1007/BF00471752
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DOI: https://doi.org/10.1007/BF00471752