ChemArche
Sign inAccount

Molecule record

4-chloro-2-hydroxybenzoic acid

C7H5ClO3

172.57 g/mol

Loading structure

Molecular properties

Formula
C7H5ClO3
Molar mass
172.57 g·mol−1
Exact mass
171.9927 Da
5
PubChem CID
78782

Functional groups

Aromatic ring
Aryl halide
Carboxylic acid
Phenol

Physical properties

No source-backed physical properties are curated for this molecule yet.

Common names and synonyms

  • 2-Hydroxy-4-chlorobenzoic acid
  • 225-829-7
  • 4-Chlorosalicylic
  • 4-Chlorosalicylic acid
  • 4-Chlorosalicylic acid, 93%
  • 4-Chlorosalicylicacid
  • 4-chloro salicylic acid
  • 4-chloro-2-hydroxy-benzoic acid
Show all 24 synonyms
  • 5106-98-9
  • 7I5GI51211
  • AC-8709
  • Benzoic acid, 4-chloro-2-hydroxy-
  • CCG-266376
  • CHEMBL2228307
  • DTXCID30121555
  • DTXSID00199064
  • EN300-18326
  • MFCD00002449
  • NSC-15816
  • P-CHLOROSALICYLIC ACID
  • RefChem:98622
  • Salicylic acid, 4-chloro-
  • UNII-7I5GI51211
  • s3691

Structure identifiers

Canonical SMILES
O=C(O)c1ccc(Cl)cc1O
Isomeric SMILES
C1=CC(=C(C=C1Cl)O)C(=O)O
InChI
InChI=1S/C7H5ClO3/c8-4-1-2-5(7(10)11)6(9)3-4/h1-3,9H,(H,10,11)
InChIKey
LWXFCZXRFBUOOR-UHFFFAOYSA-N
PubChem CID
78782

Spectroscopy

Tabs appear only for spectra stored with clear provenance.

Open library
No redistributable or simulated spectroscopy record is attached yet.

Simulated NMR

On-demand educational prediction for 4-chloro-2-hydroxybenzoic acid; not experimental data.

Simulated EI mass spectrum

On-demand educational fragmentation for 4-chloro-2-hydroxybenzoic acid; not experimental data.

Sources

Molecule identity

Retrieved 8/20/2026. Reuse status is summarized by the badge; open the source for full details.

PubChem(link only)
Open source record
4-chloro-2-hydroxybenzoic acid - Formula, Structure | ChemArche