Conclusions
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1.
The sulfotrioxidation of hexafluorodimethylketenals by sulfuric anhydride begins with the attack of an ethereal oxygen, the direction of the reaction being determined by the nature of the alkoxyl group.
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2.
2-H-Hexafluoropropane-2-sulfonyl fluoride has been synthesized by reacting hexafluoro-isobutenylidene sulfate with 1,1-bis(β-chloroethoxy)hexafluoroisobutylene.
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A. F. Eleev, G. A. Sokol'skii, and I. L. Knunyants, Izv. Akad. Nauk SSSR, Ser. Khim., 397 (1974).
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Translated from Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, No. 10, pp. 2360–2366, October, 1978.
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Eleev, A.F., Sokol'skii, G.A. & Knunyants, I.L. Fluorine-containing β-sultones 48. Sulfotrioxidation of hexafluorodimethylketenals. Russ Chem Bull 27, 2093–2098 (1978). https://doi.org/10.1007/BF00946534
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DOI: https://doi.org/10.1007/BF00946534