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Tungsten Trioxide
CAS: 1314-35-8 | O3W
2D Structure
3D Structure
Loading 3D structure...
Basic Information
CAS Registry Number:
1314-35-8
Molecular Formula:
O3W
Molecular Mass:
231.84 g/mol
Names and Synonyms:
Tungsten Trioxide
Tungsten oxide (WO3)
Tungsten trioxide
Tungstic anhydride
Tungstic oxide
C.I. 77901
Tungsten trioxide (WO3)
Tungsten oxide
Tungsten(VI) oxide
Tungstic oxide (WO3)
Tungsten oxide (W2O6)
Ditungsten hexaoxide
Tungsten oxide (W3O9)
Tritungsten nonaoxide
Tungsten oxide (W4O12)
WWO 03PB
YMDS 06
FI-WO 3
Renecat
SII 30
CQ 8116
CQ 81G16
CQM 30
Avantama P10
Identifiers:
SMILES:
[O].[O].[O].[W]
InChI:
InChI=1S/3O.W
Key Properties
Melting Point
1472 °C
CAS Common Chemistry
Density
7.20 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 | 231.84 g/mol | CAS Common Chemistry |
| 231.837 g/mol | RDKit | |
| 231.93567506 g/mol | RDKit | |
| Density | 7.20 g/cm³ | CAS Common Chemistry |
| 7.2 g/cm3 | CAS Common Chemistry | |
| Wikipedia Url | https://en.wikipedia.org/wiki/Tungsten_trioxide | CAS Common Chemistry |
| Canonical SMILES | O=[W](=O)=O | CAS Common Chemistry |
| InChI | InChI=1S/3O.W | CAS Common Chemistry |
| InChI Key | InChIKey=ZNOKGRXACCSDPY-UHFFFAOYSA-N | CAS Common Chemistry |
| Melting Point | 1472 °C | CAS Common Chemistry |
| Name | Tungsten oxide (WO3) | CAS Common Chemistry |
| Tungsten trioxide | CAS Common Chemistry | |
| Heavy Atom Count | 4 | RDKit |
| Hydrogen Bond Acceptors | 0 | RDKit |
| Hydrogen Bond Donors | 0 | RDKit |
| Rotatable Bonds | 0 | RDKit |
| Aromatic Ring Count | 0 | RDKit |
| Topological Polar Surface Area | 85.5 Ų | RDKit |
| LogP | -0.3589 | RDKit |
| Molar Refractivity | 2.0595 | RDKit |
