Chemistry:Triiodine fluorosulfate
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Other names
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3D model (JSmol)
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| Properties | |
| FI3O3S | |
| Molar mass | 479.77 g·mol−1 |
| Appearance | brown solid |
| Density | 1.7844 g/cm3 |
| Melting point | 92 °C (198 °F; 365 K)[1] |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |
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Triiodine fluorosulfate is an inorganic compound of iodine, fluorine, oxygen, and sulfur with the chemical formula I
3SO
3F.
Synthesis
Triiodine fluorosulfonate is obtained from iodine and iodine(I) fluorosulfonate at 85 °C.[2]
- I
2 + ISO
3F → I
3SO
3F
- I
Also, a reaction of iodine with peroxydisulfuryl difluoride:[3][4]
- 3I
2 + S
2O
6F
2 → 2I
3SO
3F
- 3I
Chemical characteristics
The compound hydrolyzes well in water and dissolves in sulfuric acid.
It reacts with tetrafluoroethylene (C
2F
4) to form ICF
2CF
2O
3SF and I
2.[5]
See also
- Bromine fluorosulfate
- Chlorine fluorosulfate
- Iodine fluorosulfate
References
- ↑ Williamson, Stanley M. (1966) (in en). Recent Progress in Sulfur-Fluorine Chemistry. Progress in Inorganic Chemistry. 7. John Wiley & Sons, Ltd. pp. 39–81. doi:10.1002/9780470166086.ch2. ISBN 978-0-470-17675-7.
- ↑ Aubke, Friedhelm; Cady, George H. (1 March 1965). "Iodine Fluorosulfates". Inorganic Chemistry 4 (3): 269–273. doi:10.1021/ic50025a001. ISSN 0020-1669. https://pubs.acs.org/doi/abs/10.1021/ic50025a001. Retrieved 18 August 2025.
- ↑ (in en) U.S. Government Research Reports. U.S. Department of Commerce, Office of Technical Services.. 1964. p. 24. https://books.google.com/books?id=Qp2VK5PbDS4C&dq=Triiodine+fluorosulfate&pg=RA5-PA24. Retrieved 18 August 2025.
- ↑ Macintyre, Jane E. (23 July 1992) (in en). Dictionary of Inorganic Compounds. CRC Press. p. 3131. ISBN 978-0-412-30120-9. https://books.google.com/books?id=9eJvoNCSCRMC&dq=Triiodine+fluorosulfate&pg=PA3131. Retrieved 18 August 2025.
- ↑ Fokin, A. V.; Studnev, Yu. N.; Rapkin, A. I.; Tatarinov, A. S. (1 August 1983). "Reaction of iodine fluosulfate and tris(fluosulfate) with haloalkanes" (in en). Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science 32 (8): 1700–1702. doi:10.1007/BF00954296. ISSN 1573-9171.
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