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Molecule
Potassium Sulfite
CAS: 10117-38-1 · H2K2O3S
2D Structure
3D Structure
Loading 3D structure...
Basic Information
- CAS Registry Number
- 10117-38-1
- Molecular Formula
- H2K2O3S
- Molecular Mass
- 160.28 g/mol
Identifiers
CAS Registry Number
10117-38-1
SMILES
O=S(O)O.[K].[K]
InChI Key
VZFCSENEYWMUIK-UHFFFAOYSA-N
InChI
InChI=1S/2K.H2O3S/c;;1-4(2)3/h;;(H2,1,2,3)
Names and Synonyms
- Potassium Sulfite Common Name
- Sulfurous acid, potassium salt (1:2) Synonym
- Potassium sulfite (K2SO3) Synonym
- Sulfurous acid, dipotassium salt Synonym
- Dipotassium sulfite Synonym
- Potassium sulfite Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 160.28 g/mol | CAS Common Chemistry |
| 160.27599999999998 g/mol | RDKit | |
| 160.276 g/mol | RDKit | |
| 162.285 g/mol | chempirical lib | |
| Wikipedia Url | https://en.wikipedia.org/wiki/Potassium_sulfite | CAS Common Chemistry |
| Canonical SMILES | [K].O=S(O)O | CAS Common Chemistry |
| InChI | InChI=1S/2K.H2O3S/c;;1-4(2)3/h;;(H2,1,2,3) | CAS Common Chemistry |
| InChI Key | InChIKey=VZFCSENEYWMUIK-UHFFFAOYSA-N | CAS Common Chemistry |
| Name | Potassium sulfite | CAS Common Chemistry |
| Heavy Atom Count | 6 | RDKit |
| Hydrogen Bond Acceptors | 1 | RDKit |
| Hydrogen Bond Donors | 2 | RDKit |
| Rotatable Bonds | 0 | RDKit |
| Aromatic Ring Count | 0 | RDKit |
| Topological Polar Surface Area | 57.53 Ų | RDKit |
| LogP | -1.0805 | RDKit |
| Molar Refractivity | 24.908 cm³/mol | RDKit |
| Ring Count | 0 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 0.0 | RDKit |
| Exact Mass | 159.899878284 g/mol | RDKit |
Spectral Data
NMR, IR, and Mass spectral data
Predicting NMR spectra...
10 ppm
9
8
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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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MW = 160.28 g/mol. Edit any field — others recompute live.
