Molecular properties
- Formula
- C5H4ClNO2
- Molar mass
- 145.54 g·mol−1
- Exact mass
- 144.9931 Da
- 4
- PubChem CID
- 54679224
Molecule record
5-chloro-4-hydroxy-1H-pyridin-2-one
C5H4ClNO2
145.54 g/mol
Loading structure
Functional groups
Aromatic ring
Aryl halide
Phenol
Physical properties
No source-backed physical properties are curated for this molecule yet.
Common names and synonyms
- 103766-25-2
- 2(1H)-Pyridinone, 5-chloro-4-hydroxy-
- 5-CHLORO-4-HYDROXY-2-PYRIDONE
- 5-CHLORO-4-HYDROXYPYRIDIN-2(1H)-ONE
- 5-Chloro-2,4-dihydroxypyridine
- 5-Chloro-2,4-pyridinediol
- 5-Chloro-4-hydroxy-2(1H)-pyridinone
- 5-Chloro-4-hydroxy-2(1H)-pyridone
Show all 24 synonyms
- 5-chloro-2-hydroxypyridin-4(1H)-one
- 5-chloropyridine-2,4-diol
- CDHP
- Chlorodihydroxypyridine
- DTXCID6026799
- DTXSID8046799
- Gimeracil
- Gimeracil [INN]
- Gimeracilo
- MFCD08458352
- RefChem:639937
- SCHEMBL124438
- TEYSUNO COMPONENT GIMERACIL
- UA8SE1325T
- gimeracilum
- gimestat
Structure identifiers
- Canonical SMILES
- O=c1cc(O)c(Cl)c[nH]1
- Isomeric SMILES
- C1=C(C(=CNC1=O)Cl)O
- InChI
- InChI=1S/C5H4ClNO2/c6-3-2-7-5(9)1-4(3)8/h1-2H,(H2,7,8,9)
- InChIKey
- ZPLQIPFOCGIIHV-UHFFFAOYSA-N
- PubChem CID
- 54679224
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 5-chloro-4-hydroxy-1H-pyridin-2-one; not experimental data.
Simulated EI mass spectrum
On-demand educational fragmentation for 5-chloro-4-hydroxy-1H-pyridin-2-one; not experimental data.
Sources
Molecule identity
Retrieved 8/20/2026. Reuse status is summarized by the badge; open the source for full details.