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Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 9, pp. 1428–1429, September, 2006.
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Chornous, V.A., Bratenko, M.K. & Vovk, M.V. Synthesis of 1-aryl-4-formylpyrazoles from acetaldehyde N-aryl-hydrazones by the Vilsmeier-Haack method. Chem Heterocycl Compd 42, 1242–1243 (2006). https://doi.org/10.1007/s10593-006-0233-9
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DOI: https://doi.org/10.1007/s10593-006-0233-9