The reaction of (E)-1,5-diarylpent-2-en-4-yn-1-ones with 2-mercaptobenzothiazole and 2-mercaptobenzimidazole occurs under the conditions of basic catalysis and leads to the formation of 2-{[(5-arylfuran-2-yl)phenylmethyl]sulfanyl}-1,3-benzazoles in 50–90% yields.
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This research was supported by a grant from the Russian Scientific Fund (project No. 15-13-10034) and State assignment No. 426 from the Ministry of Education and Science of the Russian Federation.
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Translated from Khimiya Geterotsiklicheskikh Soedinenii, 2015, 51(10), 929–932
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Golovanov, A.A., Bekin, V.V., Zlotskii, S.S. et al. A new example of cyclization of (E)-1,5-diarylpent-2-en-4-yn-1-ones to functionalized furan derivatives. Chem Heterocycl Comp 51, 929–932 (2015). https://doi.org/10.1007/s10593-015-1799-x
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DOI: https://doi.org/10.1007/s10593-015-1799-x