We have developed a simple methodology for the synthesis of various 5-(aminomethylidene)imidazol-4-ones by condensation reactions of imidazol-4-one that was prepared in situ and acetals of N,N-dialkylformamides.
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This study received financial support from the Grants Council of the President of the Russian Federation (grant MK-1216.2019.3).
The authors would like to express their gratitude to Candidate of Chemical Sciences А. А. Tabolin (N. D. Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences) for recording IR spectra.
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Translated from Khimiya Geterotsiklicheskikh Soedinenii, 2020, 56(8), 1097–1099
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Zaitseva, E.R., Smirnov, A.Y., Ivanov, I.A. et al. Synthesis of 5-(aminomethylidene)imidazol-4-ones by using N,N-dialkylformamide acetals. Chem Heterocycl Comp 56, 1097–1099 (2020). https://doi.org/10.1007/s10593-020-02779-1
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DOI: https://doi.org/10.1007/s10593-020-02779-1