Conclusions
The synthesis of a series of 2,3,5-substituted pyridine bases was carried out by reaction of aldehydes with urea in the presence of a Co(2-ethylhexanoate)2-Al(C2H5)3 system.
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Translated from Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, No. 10, pp. 2335–2340, October, 1988.
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Dzhemilev, U.M., Selimov, F.A., Akhmetov, A.Z. et al. Synthesis of aryl-substituted pyridines by liquid-phase condensation of aldehydes with urea, catalyzed by transition metal complexes. Russ Chem Bull 37, 2102–2106 (1988). https://doi.org/10.1007/BF00953414
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DOI: https://doi.org/10.1007/BF00953414