Potassium methanesulfonate

CAS Registry Number®

2386-56-3

CAS Name

Potassium methanesulfonate

Molecular Formula

CH4O3S.K

Molecular Mass

135.21

Cite this Page

Potassium methanesulfonate.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=2386-56-3 (retrieved 2025-04-19) (CAS RN: 2386-56-3).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    >360 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/CH4O3S.K/c1-5(2,3)4;/h1H3,(H,2,3,4);

InChIKey

InChIKey=MMDSSERULWYGSW-UHFFFAOYSA-N

SMILES

S(C)(=O)(=O)O.[K]

Canonical SMILES

[K].O=S(=O)(O)C

Other Names for this Substance

  • Methanesulfonic acid, potassium salt (1:1)
  • Methanesulfonic acid, potassium salt
  • Potassium methanesulfonate
  • Potassium methylsulfonate
  • Potassium mesylate

Deleted or Replaced CAS Registry Numbers

1086230-70-7

CAS INSIGHTSTM
Illustration of microRNA (ribonucleic acid) molecules. MicroRNAs