A study was carried out on the domino transformations of tetrahydrobenzofuro[2,3-c]pyridines and tetrahydrobenzofuro[3,2-c]pyridines by the action of activated alkynes in methanol and acetonitrile. This reaction is a new method for the synthesis of spiro[benzofuropyridines] showing acetylcholinesterase inhibition activity.
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This work was carried out with the financial support of the Russian Foundation for Basic Research (grant No. 11-03-90407).
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Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 6, pp. 995-1006, June, 2013.
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Voskressensky, L.G., Kovaleva, S.A., Borisova, T.N. et al. Recyclization of benzofuropyridines by the action of activated alkynes in the synthesis of spiro[benzofuropyridines], representatives of a new class of acetylcholinesterase inhibitors. Chem Heterocycl Comp 49, 930–940 (2013). https://doi.org/10.1007/s10593-013-1328-8
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DOI: https://doi.org/10.1007/s10593-013-1328-8