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Molecule
Potassium Metaphosphate
CAS: 7790-53-6 · HKO3P
2D Structure
3D Structure
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Basic Information
- CAS Registry Number
- 7790-53-6
- Molecular Formula
- HKO3P
- Molecular Mass
- 119.08 g/mol
Identifiers
CAS Registry Number
7790-53-6
SMILES
O=P(=O)O.[K]
InChI Key
WYHQWCYKPJHRLP-UHFFFAOYSA-N
InChI
InChI=1S/K.HO3P/c;1-4(2)3/h;(H,1,2,3)
Names and Synonyms
- Potassium Metaphosphate Common Name
- Metaphosphoric acid (HPO3), potassium salt (1:1) Synonym
- Potassium metaphosphate (KPO3) Synonym
- Metaphosphoric acid (HPO3), potassium salt Synonym
- Kurrol's salt Synonym
- Potassium phosphate (KPO3) Synonym
- Potassium polymetaphosphate Synonym
- Potassium Kurrol's salt Synonym
- Potassium metaphosphate Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 119.08 g/mol | CAS Common Chemistry |
| 119.077 g/mol | RDKit | |
| 120.085 g/mol | chempirical lib | |
| Density | 2.48 g/cm³ | CAS Common Chemistry |
| 2.48 g/cm3 | CAS Common Chemistry | |
| Canonical SMILES | [K].O=P(=O)O | CAS Common Chemistry |
| InChI | InChI=1S/K.HO3P/c;1-4(2)3/h;(H,1,2,3) | CAS Common Chemistry |
| InChI Key | InChIKey=WYHQWCYKPJHRLP-UHFFFAOYSA-N | CAS Common Chemistry |
| Melting Point | 806 °C | CAS Common Chemistry |
| Name | Potassium metaphosphate | CAS Common Chemistry |
| Heavy Atom Count | 5 | RDKit |
| Hydrogen Bond Acceptors | 2 | RDKit |
| Hydrogen Bond Donors | 1 | RDKit |
| Rotatable Bonds | 0 | RDKit |
| Aromatic Ring Count | 0 | RDKit |
| Topological Polar Surface Area | 54.370000000000005 Ų | RDKit |
| 54.37 Ų | RDKit | |
| LogP | -0.3142000000000001 | RDKit |
| -0.3142 | RDKit | |
| -0.33 | chempirical lib | |
| Molar Refractivity | 16.2658 cm³/mol | RDKit |
| Ring Count | 0 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 0.0 | RDKit |
| Exact Mass | 118.93003720200001 g/mol | RDKit |
Spectral Data
NMR, IR, and Mass spectral data
Predicting NMR spectra...
10 ppm
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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 = 119.08 g/mol; density = 2.480 g/mL. Edit any field — others recompute live.
