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Iron(Ii) Oxide
CAS: 1345-25-1 | FeO
2D Structure
3D Structure
Loading 3D structure...
Basic Information
CAS Registry Number:
1345-25-1
Molecular Formula:
FeO
Molecular Weight:
71.844 g/mol
Names and Synonyms:
Iron(Ii) Oxide
Synonym
Iron monoxide
Synonym
Iron monooxide
Synonym
Iron(II) oxide
Synonym
Iron oxide
Synonym
Iron oxide (FeO)
Synonym
C.I. 77489
Synonym
Ferrous oxide
Synonym
Identifiers:
SMILES:
[Fe].[O]
InChI:
InChI=1S/Fe.O
Spectral Data
NMR, IR, and Mass spectral data
1H NMR
13C NMR
Predicting NMR spectra...
10 ppm
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1
0 ppm
| Shift (ppm) | Multiplicity | Integration | Assignment |
|---|
200 ppm
180
160
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120
100
80
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40
20
0 ppm
| Shift (ppm) | DEPT | Assignment |
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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 |
|---|---|---|
| molecular_mass | 71.84 g/mol | Legacy Database |
| density | 5.70 g/cm³ | Legacy Database |
| wikipedia_url | https://en.wikipedia.org/wiki/Iron(II)_oxide None | Legacy Database |
| cas-canonical-smile | O=[Fe] None | Legacy Database |
| cas-density | 5.7 g/cm3 None | Legacy Database |
| cas-inchi | InChI=1S/Fe.O None | Legacy Database |
| cas-inchi-key | InChIKey=UQSXHKLRYXJYBZ-UHFFFAOYSA-N None | Legacy Database |
| cas-melting-point | 1360 °C None | Legacy Database |
| cas-name | Ferrous oxide None | Legacy Database |
| wikipedia-name | Iron(II) oxide None | Legacy Database |
| LogP | -0.1213 | RDKit |
Molecular
| Property | Value | Source |
|---|---|---|
| Molecular Weight | 71.844 g/mol | RDKit |
Exact
| Property | Value | Source |
|---|---|---|
| Exact Molecular Weight | 71.92985211999999 g/mol | RDKit |
Heavy
| Property | Value | Source |
|---|---|---|
| Heavy Atom Count | 2 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 | 28.5 Ų | RDKit |
Molar
| Property | Value | Source |
|---|---|---|
| Molar Refractivity | 0.6865 | RDKit |