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4-Functionally-substituted 3-heterylpyrazoles: XIX. 3-aryl-4-(5-isoxazolyl)pyrazoles

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Abstract

Oximes of 4-(4-pyrazolyl)-3-buten-2-onees obtained by successive reaction of 3-aryl-4-formylpyrazoles with acetone and hydroxylamine at the treatment with iodine suffered an oxidative cyclization yielding 3-aryl-4-(5-isoxazolyl)pyrazoles.

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Authors and Affiliations

  1. Bukovina State Medical University, Chernovtsy, Ukraine

    M. K. Bratenko, Yu. V. Kadel’nik & V. A. Chornous

  2. Institute of Organic Chemistry, National Academy of Sciences of Ukraine, Kiev, 02094, Ukraine

    M. V. Vovk

Authors
  1. M. K. Bratenko
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  2. Yu. V. Kadel’nik
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  3. V. A. Chornous
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  4. M. V. Vovk
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Corresponding author

Correspondence to M. V. Vovk.

Additional information

Original Russian Text © M.K. Bratenko, Yu.V. Kadel’nik, V.A. Chornous, M.V. Vovk, 2008, published in Zhurnal Organicheskoi Khimii, 2008, Vol. 44, No. 2, pp. 256–258.

For communication XVIII, see [1].

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Bratenko, M.K., Kadel’nik, Y.V., Chornous, V.A. et al. 4-Functionally-substituted 3-heterylpyrazoles: XIX. 3-aryl-4-(5-isoxazolyl)pyrazoles. Russ J Org Chem 44, 247–250 (2008). https://doi.org/10.1134/S1070428008020103

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  • DOI: https://doi.org/10.1134/S1070428008020103

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