Potassium persulfate
CAS Registry Number®
7727-21-1
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CAS Name
Potassium persulfateMolecular Formula
H2O8S2.2KCite this Page
Potassium persulfate. CAS Common Chemistry. CAS, a division of the American Chemical Society, n.d. http://commonchemistry.cas.org/detail?cas_rn=7727-21-1 (retrieved ) (CAS RN: 7727-21-1). Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).Compound Properties
Density (1)
2.477 g/cm³
Source(s)
- (1) Hazardous Substances Data Bank data were obtained from the National Library of Medicine (US)
Other Names and Identifiers
InChI
InChI=1S/2K.H2O8S2/c;;1-9(2,3)7-8-10(4,5)6/h;;(H,1,2,3)(H,4,5,6)
InChIKey
InChIKey=HANODVTTXFCTCR-UHFFFAOYSA-N
SMILES
O(OS(=O)(=O)O)S(=O)(=O)O.[K]
Canonical SMILES
[K].O=S(=O)(O)OOS(=O)(=O)O
Other Names for this Substance
- Peroxydisulfuric acid ([(HO)S(O)2]2O2), potassium salt (1:2)
- Peroxydisulfuric acid ([(HO)S(O)2]2O2), dipotassium salt
- Anthion
- Dipotassium peroxydisulfate
- Potassium persulfate
Deleted or Replaced CAS Registry Numbers
106015-10-5, 1001387-46-7, 1669428-35-6, 1801437-22-8, 2040915-35-1
