Abstract
The condensation of 1,4-benzoquinone arylsulfonylimines with esters and arylamides of 3-alkyl- and 3-cycloalkylaminocrotonic acids has been studied and the conditions for the cyclization of the resulting products into benzofuran derivatives are discussed.
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Deceased.
Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 11, pp. 1451–1454, November, 1973.
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Titov, E.A., Grishchenko, A.S., Gura, L.A. et al. Benzofuran derivatives. Chem Heterocycl Compd 9, 1311–1314 (1973). https://doi.org/10.1007/BF00470330
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DOI: https://doi.org/10.1007/BF00470330