Conclusions
A highly selective method was developed for the synthesis of substituted alkylpyridines by the reactions of ethynylcarbinols and vinylacetylenes with carboxylic acid chlorides and ammonia in the presence of zinc chloride. The intermediate formation of pyrylium salts was demonstrated.
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Translated from Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, No. 11, pp. 2600–2604, November, 1988.
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Dzhemilev, U.M., Selimov, F.A. & Rutman, O.G. Highly selective method for the synthesis of substituted alkylpyridines. Russ Chem Bull 37, 2343–2346 (1988). https://doi.org/10.1007/BF00959892
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DOI: https://doi.org/10.1007/BF00959892