Molecular properties
- Formula
- HNO3
- Molar mass
- 63.01 g·mol−1
- Exact mass
- 62.9956 Da
- 0
- PubChem CID
- 944
Molecule record
nitric acid
HNO3
63.01 g/mol
Loading structure
Functional groups
Nitro compound
Physical properties
No source-backed physical properties are curated for this molecule yet.
Common names and synonyms
- 411VRN1TV4
- 7697-37-2
- Acide nitrique
- Acido nitrico
- Acidum nitricum
- Aqua fortis
- Azotic acid
- Azotowy kwas
Show all 24 synonyms
- Engraver's acid
- HNO3
- HONO2
- Kyselina dusicne
- Nital
- Nitric acid (red fuming)
- Nitric acid, anhydrous
- Nitricum acidum
- Nitrous fumes
- Nitryl hydroxide
- RFNA
- Salpetersaeure
- Salpetersaure
- Salpeterzuuroplossingen
- acide azotique
- trioxonitric acid
Structure identifiers
- Canonical SMILES
- O=[N+]([O-])O
- Isomeric SMILES
- [N+](=O)(O)[O-]
- InChI
- InChI=1S/HNO3/c2-1(3)4/h(H,2,3,4)
- InChIKey
- GRYLNZFGIOXLOG-UHFFFAOYSA-N
- PubChem CID
- 944
Spectroscopy
Tabs appear only for spectra stored with clear provenance.
No redistributable or simulated spectroscopy record is attached yet.
Simulated NMR
On-demand educational prediction for nitric acid; not experimental data.
Simulated EI mass spectrum
On-demand educational fragmentation for nitric acid; not experimental data.
Sources
Molecule identity
Retrieved 8/20/2026. Reuse status is summarized by the badge; open the source for full details.