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Molecule
Sodium Persulfate
CAS: 7775-27-1 · H2Na2O8S2
2D Structure
3D Structure
Loading 3D structure...
Basic Information
- CAS Registry Number
- 7775-27-1
- Molecular Formula
- H2Na2O8S2
- Molecular Mass
- 240.12 g/mol
Identifiers
CAS Registry Number
7775-27-1
SMILES
O=S(=O)(O)OOS(=O)(=O)O.[Na].[Na]
InChI Key
YKFGERJUOYZBAX-UHFFFAOYSA-N
InChI
InChI=1S/2Na.H2O8S2/c;;1-9(2,3)7-8-10(4,5)6/h;;(H,1,2,3)(H,4,5,6)
Names and Synonyms
- Sodium Persulfate Common Name
- Peroxydisulfuric acid ([(HO)S(O)2]2O2), sodium salt (1:2) Synonym
- Sodium peroxydisulfate Synonym
- Peroxydisulfuric acid ([(HO)S(O)2]2O2), disodium salt Synonym
- Sodium persulfate Synonym
- Disodium peroxydisulfate Synonym
- Disodium persulfate Synonym
- Sodium persulfate (Na2S2O8) Synonym
- Sodium peroxydisulfate (Na2S2O8) Synonym
- Disodium peroxodisulfate Synonym
- Sodium peroxodisulfate Synonym
- SPS Synonym
- SP Synonym
- SP (peracid) Synonym
- Sodium dipersulfate Synonym
- Klozur Synonym
- PS Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 240.12 g/mol | CAS Common Chemistry |
| 240.12199999999999 g/mol | RDKit | |
| 240.122 g/mol | RDKit | |
| 242.124 g/mol | chempirical lib | |
| Density | 1.10 g/cm³ | CAS Common Chemistry |
| 1.1 g/cm3 | CAS Common Chemistry | |
| Wikipedia Url | https://en.wikipedia.org/wiki/Sodium_persulfate | CAS Common Chemistry |
| Canonical SMILES | [Na].O=S(=O)(O)OOS(=O)(=O)O | CAS Common Chemistry |
| InChI | InChI=1S/2Na.H2O8S2/c;;1-9(2,3)7-8-10(4,5)6/h;;(H,1,2,3)(H,4,5,6) | CAS Common Chemistry |
| InChI Key | InChIKey=YKFGERJUOYZBAX-UHFFFAOYSA-N | CAS Common Chemistry |
| Name | Sodium persulfate | CAS Common Chemistry |
| Heavy Atom Count | 12 | RDKit |
| Hydrogen Bond Acceptors | 6 | RDKit |
| Hydrogen Bond Donors | 2 | RDKit |
| Rotatable Bonds | 3 | RDKit |
| Aromatic Ring Count | 0 | RDKit |
| Topological Polar Surface Area | 127.2 Ų | RDKit |
| LogP | -2.221399999999999 | RDKit |
| -2.2214 | RDKit | |
| Molar Refractivity | 36.7752 cm³/mol | RDKit |
| Ring Count | 0 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 0.0 | RDKit |
| Exact Mass | 239.898647584 g/mol | RDKit |
Spectral Data
NMR, IR, and Mass spectral data
Predicting NMR spectra...
10 ppm
9
8
7
6
5
4
3
2
1
0 ppm
| Shift (ppm) | Multiplicity | Integration | Assignment |
|---|
200 ppm
180
160
140
120
100
80
60
40
20
0 ppm
| Shift (ppm) | DEPT | Assignment |
|---|
Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.
External Resources
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Quick conversion
MW = 240.12 g/mol; density = 1.100 g/mL. Edit any field — others recompute live.
