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Potassium peroxydisulfate, 97%

Catalog No. AAA1531036
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Quantity:
500 g
2500 g

CAS: 7727-21-1 | K2O8S2 | 270.309 g/mol

Potassium peroxydisulfate is used as an oxidizing agent in organic synthesis. It is involved in the Elbs persulfate oxidation of phenols and the Boyland-Sims oxidation of anilines. In solution, it gives radicals and is used to initiate polymerization reactions to prepare styrene-butadiene rubber and polytetrafluoroethylene. It is used as a bleaching agent in various hair bleaches, as an ion exchange agent, a plating agent and a surface treating agent.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Potassium peroxydisulfate is used as an oxidizing agent in organic synthesis. It is involved in the Elbs persulfate oxidation of phenols and the Boyland-Sims oxidation of anilines. In solution, it gives radicals and is used to initiate polymerization reactions to prepare styrene-butadiene rubber and polytetrafluoroethylene. It is used as a bleaching agent in various hair bleaches, as an ion exchange agent, a plating agent and a surface treating agent.

Solubility
Soluble in water. Insoluble in alcohol.

Notes
Moisture sensitive. Incompatible with organic materials, strong reducing agents, powdered metals, strong bases, alcohols, phosphorous, anhydrides, halogens and acids.
TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 7727-21-1
Molecular Formula K2O8S2
Molecular Weight (g/mol) 270.309
MDL Number MFCD00011386
InChI Key USHAGKDGDHPEEY-UHFFFAOYSA-L
Synonym potassium persulfate, anthion, potassium peroxydisulfate, potassium peroxodisulfate, dipotassium peroxydisulfate, potassium peroxydisulphate, dipotassium persulfate, caswell no. 700, dipotassium peroxodisulphate, unii-6b86k0mczc
PubChem CID 24412
IUPAC Name dipotassium;sulfonatooxy sulfate
SMILES [O-]S(=O)(=O)OOS(=O)(=O)[O-].[K+].[K+]

Specifications

Melting Point 100°C (dec.)
Quantity 500 g
Linear Formula K2S2O8
UN Number UN1492
Merck Index 14,7656
Solubility Information Soluble in water. Insoluble in alcohol.
Formula Weight 270.33
Percent Purity 97%
Odor Odorless
Density 2.477
Chemical Name or Material Potassium peroxydisulfate
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Hazard Category H272-H302-H315-H317-H319-H334-H335
Hazard Statement GHS H Statement
H334-H272-H302-H335-H315-H319-H317
May cause allergy or asthma symptoms or breathing difficulties if inhaled.
May intensify fire; oxidizer.
Harmful if swallowed.
May cause respiratory irritation.
Causes skin irritation.
Causes serious eye irritation.
May cause an allergic skin reaction.
Precautionary Statement P210-P220-P221-P261-P264b-P270-P271-P272-P280-P285-P301+P312-P302+P352-P304+P340-P305+P351+P338-P330-P333+P313-P342+P311-P362-P370+P378q-P501c
DOTInformation Transport Hazard Class: 5.1; Packing Group: III; Proper Shipping Name: POTASSIUM PERSULFATE
EINECSNumber 231-781-8
RTECSNumber SE0400000
TSCA Yes
Recommended Storage Ambient temperatures

RUO – Research Use Only

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