Conclusions
Terminal and internal fluoroolefins and polyfluoro-1-alkenylsulfonyl fluorides as well as perfluoro-3-aza-2-pentene react with furan to give [2+4]-cycloadducts. Perfluoroazapropene and 1-cyanotetrafluoro-2-azopropene do not undergo this cycloaddition reaction.
Literature cited
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Translated from Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, No. 4, pp.897–900, April, 1988.
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Al'bekov, V.A., Benda, A.F., Gontar', A.F. et al. [2+4]-Cycloaddition of fluoroolefins and fluoroazomethines with furan. Russ Chem Bull 37, 777–780 (1988). https://doi.org/10.1007/BF01455502
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DOI: https://doi.org/10.1007/BF01455502