C6H5N3O
135.12 g/mol
OtherWarning
1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one
CAS6969-71-7EC230-191-8
Category
Other
Compound Class
n.a
Primary Use
research compound
This compound is a triazolopyridine derivative characterized by a fused bicyclic ring system. Its structural features include aromatic and heterocyclic rings, with a carbonyl group contributing to moderate polarity.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H412Harmful to aquatic life with long lasting effects
Customs Tariff Classification
The international HS code for 1,2,4-Triazolo[4,3-a]pyridin-3(2H)-one (CAS 6969-71-7) is 2933.99.
HS code (international, 6-digit)
2933.99
EU CN code (8-digit)
2933 99 80
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
2H-[1,2,4]triazolo[4,3-a]pyridin-3-one
InChIKey
LJRXNXBFJXXRNQ-UHFFFAOYSA-N
SMILES
C1=CC2=NNC(=O)N2C=C1
Synonyms (16)
- TRIAZOLOPYRIDINONE (USP IMPURITY)
- 1,2,3a-triaza-3-indenol
- Trazodone Impurity 12
- s-Triazolo[4,3-a]pyridin-3-ol
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