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Fluorosulfuric acid

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Fluorosulfuric acid

Molecular formula: HFO3S CAS# 7789-21-1
Categories: Inorganic acids
PubChem CID: 24603 | CB7728488 | ChemSpider ID: 23005 | CHEMBL1207889 | MolPort-001-775-455
Names
English:
EINECS:232-149-4
Epoxysulfonyl fluoride
Fluoridosulfonic acid
Fluoridosulphonic acid
Fluorinesulfonic acid
Fluorinesulphonic acid
Fluorosulfonic acid
Fluorosulfuric acid [Wiki]
Fluorosulfuric acid (HSO3F)
Fluorosulphonic acid
Fluorosulphuric acid
Fluosulfonic acid
Fluosulfonicacid
Fluosulfuricacid
Monofluorosulfuric acid
Sulfuric fluorohydrin
fluosulfuric acid
perfluorosulfonic acid
sulfurofluoridic acid(IUPAC)
trifluoromethyl phosphonic acid anhydride

Variants of the formula:

HSO3F
F_(A-20)S`|O|<_(A105)HO>\\O
HO-S<`||O><||O>-F
F/S<_qq4O><_pp4O>/OH
Elemental composition
Can't show the diagram.
Symbol Element Atomic weight Number of atoms Mass percent

Reactions in which Fluorosulfuric acid is involved

  • H3BO3 + 3HSO3F -> BF3 + 3H2SO4
  • SO3 + HF -> HSO3F
  • HF + HSO3Cl -> HSO3F + HCl
  • As2O3 + 4HSO3F "55-65^oC"--> AsF3 + SO3 + HF + As(HSO4)3
  • BaCl2 + 2HSO3F -> Ba(SO3F)2 + 2HCl