焦硫酰氟是一种无机化合物，化学式为S2O5F2。它可以在SSF2和FOSO2F于−100 °C的氘代氯仿中的反应中产生：[2]
- 2 SSF2 + 4 FOSO2F → 2 S2O5F2 + 2 SOF2 + SF4 +1⁄8S8
它也可以在五氟化碘和三氧化硫的反应中产生。[3]
它和钛酸四乙酯反应，可以得到二氟磺酸二乙氧基钛：[4]
- Ti(OC2H5)4 + 2 S2O5F2 → Ti(OC2H5)2(O3SF)2 + 2 C2H5OSO2F
- ^1.01.1S. Kongpricha, W. C. Preusse, R. Schwarer, John K. Ruff. Disulfuryl Fluoride: (Pyrosulfuryl Fluoride). Inorganic Syntheses. 1968.doi:10.1002/9780470132425.ch32.
- ^Willner, H., Mistry, F., & Aubke, F. (1992). Selected reactions of fluorine-fluorosulfate, FOSO2F. Journal of Fluorine Chemistry, 59(3), 333–349.doi:10.1016/s0022-1139(00)80329-2
- ^M. Cernik. Reaction of Iodine Pentafluoride with Sulfur Trioxide. ChemInform. 1987.doi:10.1002/chin.198733027.
- ^Debyani G. Niyogi; Sukhjinder Singh; Anju Saini; R.D. Verma (1994). Reactions of fluorinated acid anhydrides with metal alkoxides. Journal of Fluorine Chemistry, 66(2), 153–158.doi:10.1016/0022-1139(93)03012-b
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