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Chromium Trioxide
CAS: 1333-82-0 | CrO3
2D Structure
3D Structure
Loading 3D structure...
Basic Information
CAS Registry Number:
1333-82-0
Molecular Formula:
CrO3
Molecular Weight:
99.993 g/mol
Names and Synonyms:
Chromium Trioxide
Chromium oxide (CrO3)
Chromic anhydride
Chromic trioxide
Chromium trioxide
Chromium(VI) oxide
Monochromium trioxide
Chromium oxide (Cr4O12)
Chromia (CrO3)
Chromium(VI) trioxide
Chromium oxide (Cr0.25O0.75)
Identifiers:
SMILES:
[Cr].[O].[O].[O]
InChI:
InChI=1S/Cr.3O
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
Physical Properties
| Property | Value | Source |
|---|---|---|
| cas-canonical-smile | O=[Cr](=O)=O None | Legacy Database |
| cas-density | 2.70 g/cm3 None | Legacy Database |
| cas-inchi | InChI=1S/Cr.3O None | Legacy Database |
| LogP | -0.3589 | RDKit |
| molecular_mass | 99.99 g/mol | Legacy Database |
| density | 2.70 g/cm³ | Legacy Database |
| wikipedia_url | https://en.wikipedia.org/wiki/Chromium_trioxide None | Legacy Database |
| cas-inchi-key | InChIKey=WGLPBDUCMAPZCE-UHFFFAOYSA-N None | Legacy Database |
| cas-melting-point | 197 °C None | Legacy Database |
| cas-name | Chromium trioxide None | Legacy Database |
| wikipedia-name | Chromium trioxide None | Legacy Database |
Molecular
| Property | Value | Source |
|---|---|---|
| Molecular Weight | 99.993 g/mol | RDKit |
Exact
| Property | Value | Source |
|---|---|---|
| Exact Molecular Weight | 99.92525136 g/mol | RDKit |
Heavy
| Property | Value | Source |
|---|---|---|
| Heavy Atom Count | 4 count | RDKit |
Hydrogen
| Property | Value | Source |
|---|---|---|
| Hydrogen Bond Acceptors | 0 count | RDKit |
| Hydrogen Bond Donors | 0 count | RDKit |
Rotatable
| Property | Value | Source |
|---|---|---|
| Rotatable Bonds | 0 count | RDKit |
Aromatic
| Property | Value | Source |
|---|---|---|
| Aromatic Ring Count | 0 count | RDKit |
Topological
| Property | Value | Source |
|---|---|---|
| Topological Polar Surface Area | 85.5 Ų | RDKit |
Molar
| Property | Value | Source |
|---|---|---|
| Molar Refractivity | 2.0595 | RDKit |
