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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Reference substances

Reference substances

IUPAC name:
1H-1,2,3-benzotriazol-1-ol

Inventory

EC number:
219-989-7
EC name:
1-hydroxybenzotriazole
CAS number:
2592-95-2
CAS number:
2592-95-2
Synonyms
Names:
1H-Benzotriazole, 1-hydroxy-
1H-benzotriazol-1-ol

Molecular and structural information

Molecular formula:
C6H5N3O
Molecular weight:
135.123
SMILES notation:
On1nnc2ccccc12
InChl:
InChI=1/C6H5N3O/c10-9-6-4-2-1-3-5(6)7-8-9/h1-4,10H
Structural formula:
Chemical structure

Related substances

Identifier:
CAS number
Identity:
123333-53-9