Cyanoacetic acid reacted selectively with 4-(trifluoromethyl)pyrimidin-2(1Н)-ones with the formation of Michael addition–decarboxylation products in DMSO solution at 85°С and Mannich reaction products when the reagents were fused together under solventfree conditions.
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Translated from Khimiya Geterotsiklicheskikh Soedinenii, 2019, 55(1), 66–71
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Tkachuk, V.M., Melnykov, S.V., Vorobei, A.V. et al. Study of regioselectivity in cyanomethylation of 4-(trifluoromethyl)pyrimidin-2(1Н)-ones. Chem Heterocycl Comp 55, 66–71 (2019). https://doi.org/10.1007/s10593-019-02420-w
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DOI: https://doi.org/10.1007/s10593-019-02420-w