Molecular properties
- Formula
- C6H5NO2
- Molar mass
- 123.11 g·mol−1
- Exact mass
- 123.0320 Da
- 5
- PubChem CID
- 5922
Molecule record
pyridine-4-carboxylic acid
C6H5NO2
123.11 g/mol
Loading structure
Functional groups
Aromatic ring
Carboxylic acid
Physical properties
No source-backed physical properties are curated for this molecule yet.
Common names and synonyms
- .gamma.-Picolinic acid
- .gamma.-pyridinecarboxylic acid
- 1,4-Dihydroisonicotinic acid
- 200-228-2
- 4-Carboxypyridine
- 4-Picolinic acid
- 4-Pyridinecarboxylic acid
- 55-22-1
Show all 24 synonyms
- AI3-19239
- Acid, Isonicotinic
- Acide iso-nicotinique
- Acide iso-nicotinique [French]
- CHEBI:6032
- DTXCID80757
- DTXSID8020757
- ISONICOTINIC ACID
- MFCD00006429
- NSC-1483
- Nicotinic Acid EP Impurity E
- RefChem:791922
- Y8SYN761TQ
- gamma-Picolinic acid
- gamma-Pyridinecarboxylic acid
- p-Pyridinecarboxylic acid
Structure identifiers
- Canonical SMILES
- O=C(O)c1ccncc1
- Isomeric SMILES
- C1=CN=CC=C1C(=O)O
- InChI
- InChI=1S/C6H5NO2/c8-6(9)5-1-3-7-4-2-5/h1-4H,(H,8,9)
- InChIKey
- TWBYWOBDOCUKOW-UHFFFAOYSA-N
- PubChem CID
- 5922
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 pyridine-4-carboxylic acid; not experimental data.
Simulated EI mass spectrum
On-demand educational fragmentation for pyridine-4-carboxylic acid; not experimental data.
Sources
Molecule identity
Retrieved 8/20/2026. Reuse status is summarized by the badge; open the source for full details.