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Nitric Acid
CAS: 7697-37-2 | HNO3
2D Structure
3D Structure
Loading 3D structure...
Basic Information
CAS Registry Number:
7697-37-2
Molecular Formula:
HNO3
Molecular Weight:
63.01200000000001 g/mol
Names and Synonyms:
Nitric Acid
Synonym
Aqua fortis
Synonym
Nitric acid
Synonym
Azotic acid
Synonym
Hydrogen nitrate
Synonym
Nitryl hydroxide
Synonym
Nital
Synonym
Nitric acid (HONO2)
Synonym
Fumic acid
Synonym
NSC 147791
Synonym
NSC 15203
Synonym
Identifiers:
SMILES:
O=[N+]([O-])O
InChI:
InChI=1S/HNO3/c2-1(3)4/h(H,2,3,4)
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
Molar
| Property | Value | Source |
|---|---|---|
| Molar Refractivity | 8.7809 | RDKit |
Molecular
| Property | Value | Source |
|---|---|---|
| Molecular Weight | 63.01200000000001 g/mol | RDKit |
Exact
| Property | Value | Source |
|---|---|---|
| Exact Molecular Weight | 62.995642892000006 g/mol | RDKit |
Heavy
| Property | Value | Source |
|---|---|---|
| Heavy Atom Count | 4 count | RDKit |
Hydrogen
| Property | Value | Source |
|---|---|---|
| Hydrogen Bond Acceptors | 2 count | RDKit |
| Hydrogen Bond Donors | 1 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 | 63.370000000000005 Ų | RDKit |
Physical Properties
| Property | Value | Source |
|---|---|---|
| LogP | -0.34770000000000006 | RDKit |
| molecular_mass | 63.01 g/mol | Legacy Database |
| density | 1.55 g/cm³ | Legacy Database |
| wikipedia_url | https://en.wikipedia.org/wiki/Nitric_acid None | Legacy Database |
| cas-boiling-point | 83 °C None | Legacy Database |
| cas-canonical-smile | O=N(=O)O None | Legacy Database |
| cas-density | 1.55 g/cm3 None | Legacy Database |
| cas-inchi | InChI=1S/HNO3/c2-1(3)4/h(H,2,3,4) None | Legacy Database |
| cas-inchi-key | InChIKey=GRYLNZFGIOXLOG-UHFFFAOYSA-N None | Legacy Database |
| cas-melting-point | -41.6 °C None | Legacy Database |
| cas-name | Nitric acid None | Legacy Database |
| wikipedia-name | Nitric acid None | Legacy Database |