Fluorosulfuric acid

CAS Registry Number®

7789-21-1
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CAS Name

Fluorosulfuric acid

Molecular Formula

FHO3S

Molecular Mass

100.07

Cite this Page

Fluorosulfuric acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/ChemicalDetail.aspx?ref=7789-21-1 (retrieved 2024-05-20) (CAS RN: 7789-21-1).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    163 °C @ Press: 760 Torr
  • Melting Point (1)

    -89 °C
  • Density (1)

    1.726 g/cm³ @ Temp: 25 °C

Source(s)

  • (1) Hazardous Substances Data Bank data were obtained from the National Library of Medicine (US)

Other Names and Identifiers

InChI

InChI=1S/FHO3S/c1-5(2,3)4/h(H,2,3,4)

InChIKey

InChIKey=UQSQSQZYBQSBJZ-UHFFFAOYSA-N

SMILES

S(F)(=O)(=O)O

Canonical SMILES

O=S(=O)(F)O

Other Names for this Substance

  • Fluorosulfuric acid
  • Fluosulfonic acid
  • Fluorosulfonic acid
  • Fluorosulfuric acid (HSO3F)
  • Monofluorosulfuric acid

Deleted or Replaced CAS Registry Numbers

1086196-04-4

CAS INSIGHTSTM
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