Abstract
The corresponding N-(3-pyridyl)hydroxamic acid derivatives were obtained by reductive desulfuration of [2-(ethoxycarbonylmethylthio)-6-chloro-3-pyridyl]hydroxamic acid amide, benzylamide, and morpholide. The amides were synthesized by reaction of [2-(ethoxycarbonylmethylthio)-6-chloro-3-pyridyl]hydroxamic acid ester with diethylaminoethylamine and pyrrolidine. Heating of the ester and morpholide of [2-(ethoxycarbonylmethylthio)-6-chloro-3-pyridyl]hydroxamic acid with H2SO4 gives 2-chloropyrido[2,3-b] [1,4]thiazin-6-one.
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L. G. Levkovskaya and T. S. Safonova, Khim. Geterotsikl. Soedin., 1391 (1971).
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See [1] for communication XXVI.
Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 5, pp. 676–678, May, 1973.
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Levkovskaya, L.G., Safonova, T.S. Investigation of nitrogen- and sulfur-containing heterocycles. Chem Heterocycl Compd 9, 621–623 (1973). https://doi.org/10.1007/BF00480577
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DOI: https://doi.org/10.1007/BF00480577