Trifluoromethanesulfonic acid

CAS Registry Number®

1493-13-6

CAS Name

Trifluoromethanesulfonic acid

Molecular Formula

CHF3O3S

Molecular Mass

150.08

Cite this Page

Trifluoromethanesulfonic acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=1493-13-6 (retrieved 2024-11-21) (CAS RN: 1493-13-6).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    166 °C

  • Melting Point (1)

    <25 °C

  • Density (2)

    1.69 g/cm³

Source(s)

Other Names and Identifiers

InChI

InChI=1S/CHF3O3S/c2-1(3,4)8(5,6)7/h(H,5,6,7)

InChIKey

InChIKey=ITMCEJHCFYSIIV-UHFFFAOYSA-N

SMILES

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

Canonical SMILES

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

Other Names for this Substance

  • Methanesulfonic acid, 1,1,1-trifluoro-
  • Methanesulfonic acid, trifluoro-
  • 1,1,1-Trifluoromethanesulfonic acid
  • Perfluoromethanesulfonic acid
  • Triflic acid

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Deleted or Replaced CAS Registry Numbers

83936-79-2, 132645-03-5, 146819-41-2, 410094-25-6, 686276-05-1, 1071724-18-9, 1075754-75-4, 2001095-27-6, 2024604-25-7

CAS INSIGHTSTM
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