Peroxymonosulfate

CAS Registry Number®

22047-43-4

CAS Name

Peroxymonosulfate

Molecular Formula

O5S

Molecular Mass

112.06

Cite this Page

Peroxymonosulfate.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=22047-43-4 (retrieved 2025-07-10) (CAS RN: 22047-43-4).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/H2O5S/c1-5-6(2,3)4/h1H,(H,2,3,4)/p-2

InChIKey

InChIKey=FHHJDRFHHWUPDG-UHFFFAOYSA-L

SMILES

S(O[O-])(=O)(=O)[O-]

Canonical SMILES

O=S(=O)([O-])O[O-]

Other Names for this Substance

  • Peroxymonosulfate
  • Peroxymonosulfuric acid, ion(2-)
  • Peroxomonosulfate
  • Persulfate (SO3(O2)2-)

CAS INSIGHTSTM
Aspergillus fungus, computer illustration. This is a toxic fungus that causes diseases in humans.