Conclusions
Depending on the reaction conditions, fluoroacids containing a hydrogen atom in theα-position to the carboxy group react with phosphorus pentoxide to give either anhydrides or products of their further conversion.
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Translated from Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, No. 6, pp. 1111–1114, June, 1966.
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Knunyants, I.L., Bargamova, M.D., Mirzabekyants, N.S. et al. The reaction ofα-H-Fluorocarboxylic acids with phosphorus pentoxide. Russ Chem Bull 15, 1068–1071 (1966). https://doi.org/10.1007/BF00846077
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DOI: https://doi.org/10.1007/BF00846077