Molecular properties
- Formula
- C7H6O4
- Molar mass
- 154.12 g·mol−1
- Exact mass
- 154.0266 Da
- 5
- PubChem CID
- 19
Molecule record
2,3-dihydroxybenzoic acid
C7H6O4
154.12 g/mol
Loading structure
Functional groups
Aromatic ring
Carboxylic acid
Phenol
Physical properties
No source-backed physical properties are curated for this molecule yet.
Common names and synonyms
- 2,3 DHB
- 2,3-DIHYDROXY-BENZOIC ACID
- 2,3-Dihydroxybenzoicacid
- 2-Pyrocatechuic acid
- 2-carboxy-6-hydroxybenzen-1-olate
- 206-139-5
- 3-Hydroxysalicylic acid
- 303-38-8
Show all 24 synonyms
- 70D5FBB392
- Benzoic acid, 2,3-dihydroxy-
- Benzoic acid, dihydroxy-
- CHEBI:18026
- Catechol-3-carboxylic acid
- Catecholcarboxylic acid
- DHBA
- DOBK
- DTXCID60809455
- DTXSID70858712
- MFCD00002446
- NSC-27435
- Pyrocatechuic acid
- RefChem:908646
- dihydroxybenzoic acid
- o-Pyrocatechuic acid
Structure identifiers
- Canonical SMILES
- O=C(O)c1cccc(O)c1O
- Isomeric SMILES
- C1=CC(=C(C(=C1)O)O)C(=O)O
- InChI
- InChI=1S/C7H6O4/c8-5-3-1-2-4(6(5)9)7(10)11/h1-3,8-9H,(H,10,11)
- InChIKey
- GLDQAMYCGOIJDV-UHFFFAOYSA-N
- PubChem CID
- 19
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 2,3-dihydroxybenzoic acid; not experimental data.
Simulated EI mass spectrum
On-demand educational fragmentation for 2,3-dihydroxybenzoic acid; not experimental data.
Sources
Molecule identity
Retrieved 8/20/2026. Reuse status is summarized by the badge; open the source for full details.