C5H3Cl2NO
163.99 g/mol
OtherWarning
3,5-Dichloro-2-pyridone
CAS5437-33-2EC226-609-3
Category
Other
Compound Class
n.a
Primary Use
research reagent
3,5-Dichloro-2-pyridone is a chlorinated heterocyclic compound containing a pyridone ring. It is used as a research chemical or laboratory reagent.
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
ReferenceSame Category
2,3,4,5-Tetramethyl-2-cyclopentenone
CAS54458-61-6
research reagent
ReferenceSame Category
2-Methoxy-5-nitropyridine
CAS5446-92-4
chemical intermediate for research and development
ReferenceSame Category
Uvaol
CAS545-46-0
research compound
ReferenceSame Category
Trans-2-Aminocyclohexanol hydrochloride
CAS5456-63-3
research reagent
Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 3,5-Dichloro-2-pyridone (CAS 5437-33-2) is 2933.79.
HS code (international, 6-digit)
2933.79
EU CN code (8-digit)
2933 79 00
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
3,5-dichloro-1H-pyridin-2-one
InChIKey
ZICOPWJJZSJEDL-UHFFFAOYSA-N
SMILES
C1=C(C(=O)NC=C1Cl)Cl
Synonyms (15)
- 2(1H)-Pyridinone,5-dichloro-
- 2(1H)-Pyridone, 3,5-dichloro-
- 2(1H)-Pyridone,5-dichloro-
- 2-Pyridinol, 3,5-dichloro-
- 3,5-Dichloro-2(1H)-pyridinone
- 3,5-Dichloro-2-pyridinol
- 3,5-Dichloro-2-pyridone
- 3,5-dichloro-1H-pyridin-2-one
- 3,5-dichloropyridin-2(1H)-one
- 3,5-dichloropyridin-2-ol
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