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12600

Sigma-Aldrich

Potassium monopersulfate triple salt

≥47% KHSO5 basis

Synonym(s):

Oxone®, Potassium peroxymonosulfate, ‘Caro’s acid’

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About This Item

Linear Formula:
2KHSO5 · KHSO4 · K2SO4
CAS Number:
70693-62-8
Molecular Weight:
307.38
MDL number:
MFCD00040551
UNSPSC Code:
12352120
PubChem Substance ID:
57647005

form

solid

reaction suitability

reagent type: oxidant

concentration

≥4% (active oxygen)
≥47% (KHSO5)

SMILES string

[K+].[K+].[K+].[K+].[K+].OS([O-])(=O)=O.[O-]S([O-])(=O)=O.OS(=O)(=O)O[O-].OS(=O)(=O)O[O-]

InChI

1S/5K.2H2O5S.2H2O4S/c;;;;;2*1-5-6(2,3)4;2*1-5(2,3)4/h;;;;;2*1H,(H,2,3,4);2*(H2,1,2,3,4)/q5*+1;;;;/p-5

InChI key

HJKYXKSLRZKNSI-UHFFFAOYSA-I

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Application

Reagent for:
  • Oxidative umpolung of alkali metal bromides
  • Controlled epoxidation reactons
  • Desulfurization reactions for fluorescent chemosignaling (fluorescent turn-on type signaling)

Usees:
  • Oxidizing agent (oxidant)
  • Terminal oxidant for for bromolactonization of alkenoic acids

Legal Information

OXONE is a registered trademark of E. I. du Pont de Nemours and Company

Signal Word

Danger

Hazard Statements

H271,H314,H335

Hazard Classifications

Eye Dam. 1 - Ox. Sol. 1 - Skin Corr. 1 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

5.1A - Strongly oxidizing hazardous materials

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
SZBB2520V
SZBB2520
SZBB0940
A1950
SZBA1950

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In order to generate powerful radicals as oxidizing species for the complete decolorization and degradation of azo dye Reactive Black B (RBB) at near neutral pH (pH 6), homogeneous activation of peroxymonosulfate (Oxone: PMS) by the trace Co2+-catalysts was explored.
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