Abstract
The use of hydrogen sulfide at the moment of formation is proposed for the recyclization of furans into thiophenes in acidic media. The advantages of this method are shown.
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References
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Additional information
N. G. Chernyshevskii Saratov State University, Saratov 410026, Russia. Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 6, pp. 736–738, June, 1999.
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Gubina, T.I., Drevko, B.I., Fedina, L.N. et al. New method for synthesis of 2,5-disubstituted thiophenes. Chem Heterocycl Compd 35, 650–652 (1999). https://doi.org/10.1007/BF02251619
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DOI: https://doi.org/10.1007/BF02251619