Molecular properties
- Formula
- C6H5NO3
- Molar mass
- 139.11 g·mol−1
- Exact mass
- 139.0269 Da
- 5
- PubChem CID
- 735149
Molecule record
4-oxo-1H-pyridine-2-carboxylic acid
C6H5NO3
139.11 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
- 1,4-dihydro-4-oxo-2-Pyridinecarboxylic acid
- 2-Pyridinecarboxylic acid, 1,4-dihydro-4-oxo-
- 2-Pyridinecarboxylic acid, 4-hydroxy-
- 2-Pyridinecarboxylicacid,1,4-dihydro-4-oxo-(9CI)
- 22468-26-4
- 4-Hydroxy-2-pyridinecarboxylic acid
- 4-Hydroxy-picolinsaure
- 4-Hydroxy-pyridine-2-carboxylic acid
Show all 24 synonyms
- 4-Hydroxypicolinic acid
- 4-Hydroxypicolinicacid
- 4-Hydroxypyridine-2-carboxylic acid, 97%
- 4-hydroxypyridine-2-carboxylic acid
- 4-oxo-1,4-dihydropyridine-2-carboxylic acid
- 688-036-9
- 98321-24-5
- AB06407
- CS-W002643
- DTXSID70352740
- F1926-0003
- MFCD00521155
- PS-5235
- RefChem:523773
- SCHEMBL65841
- STR08905
Structure identifiers
- Canonical SMILES
- O=C(O)c1cc(=O)cc[nH]1
- Isomeric SMILES
- C1=CNC(=CC1=O)C(=O)O
- InChI
- InChI=1S/C6H5NO3/c8-4-1-2-7-5(3-4)6(9)10/h1-3H,(H,7,8)(H,9,10)
- InChIKey
- MXXLHBCSVDDTIX-UHFFFAOYSA-N
- PubChem CID
- 735149
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 4-oxo-1H-pyridine-2-carboxylic acid; not experimental data.
Simulated EI mass spectrum
On-demand educational fragmentation for 4-oxo-1H-pyridine-2-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.