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Potassium Metaphosphate
CAS: 7790-53-6 | HKO3P
2D Structure
3D Structure
Loading 3D structure...
Basic Information
CAS Registry Number:
7790-53-6
Molecular Formula:
HKO3P
Molecular Mass:
119.08 g/mol
Names and Synonyms:
Potassium Metaphosphate
Metaphosphoric acid (HPO3), potassium salt (1:1)
Potassium metaphosphate (KPO3)
Metaphosphoric acid (HPO3), potassium salt
Kurrol's salt
Potassium phosphate (KPO3)
Potassium polymetaphosphate
Potassium Kurrol's salt
Potassium metaphosphate
Identifiers:
SMILES:
O=P(=O)O.[K]
InChI:
InChI=1S/K.HO3P/c;1-4(2)3/h;(H,1,2,3)
Key Properties
Melting Point
806 °C
CAS Common Chemistry
Density
2.48 g/cm³
CAS Common Chemistry
Spectral Data
NMR, IR, and Mass spectral data
1H NMR
13C NMR
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.
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 119.08 g/mol | CAS Common Chemistry |
| 119.077 g/mol | RDKit | |
| 118.93003720200001 g/mol | RDKit | |
| 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 |
| LogP | -0.3142000000000001 | RDKit |
| Molar Refractivity | 16.2658 | RDKit |
