Molecular properties
- Formula
- C6H5N3O
- Molar mass
- 135.13 g·mol−1
- Exact mass
- 135.0433 Da
- 6
- PubChem CID
- 75771
Molecule record
1-hydroxybenzotriazole
C6H5N3O
135.13 g/mol
Loading structure
Functional groups
Aromatic ring
Physical properties
No source-backed physical properties are curated for this molecule yet.
Common names and synonyms
- 1-Benzotriazolol
- 1-HYDROXY-BENZOTRIAZOLE
- 1-Hydroxy-1,2,3-benzotriazole
- 1-Hydroxy-1H-benzotriazole
- 1-Hydroxy-1H-benzotriazole hydrate
- 1-Hydroxybenzotrizole
- 1-hydroxybenztriazole
- 1H-1,2,3-Benzotriazol-1-ol
Show all 24 synonyms
- 1H-1,2,3-benzotriazole, 1-hydroxy-
- 1H-Benzo[d][1,2,3]triazol-1-ol
- 1H-Benzotriazol-1-ol
- 1H-Benzotriazole, 1-hydroxy-
- 219-989-7
- 2592-95-2
- A2T929DMG4
- Benzazimidol
- Benzazimidol hydrate
- DTXCID1024627
- DTXSID3044627
- HOBt
- N-Hydroxybenzotriazole
- N-Hydroxybenzotriazole hydrate
- RefChem:76020
- benzotriazol-1-ol
Structure identifiers
- Canonical SMILES
- On1nnc2ccccc21
- Isomeric SMILES
- C1=CC=C2C(=C1)N=NN2O
- InChI
- InChI=1S/C6H5N3O/c10-9-6-4-2-1-3-5(6)7-8-9/h1-4,10H
- InChIKey
- ASOKPJOREAFHNY-UHFFFAOYSA-N
- PubChem CID
- 75771
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 1-hydroxybenzotriazole; not experimental data.
Simulated EI mass spectrum
On-demand educational fragmentation for 1-hydroxybenzotriazole; not experimental data.
Sources
Molecule identity
Retrieved 8/20/2026. Reuse status is summarized by the badge; open the source for full details.