C6H3Cl2NO2
192 g/mol
Pharmaceutical IntermediateWarning
5,6-Dichloronicotinic acid
CAS41667-95-2
Category
Pharmaceutical Intermediate
Compound Class
Heterocycle
Primary Use
Pharmaceutical Intermediate
5,6-Dichloronicotinic acid is a chemical compound used as a pharmaceutical intermediate, particularly in research related to Alzheimer's disease. It is a chlorinated pyridine derivative with a carboxylic acid functional group.
Pharmaceutical intermediate for Alzheimer's disease researchBuilding block in organic synthesis
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
5-Bromo-6-hydroxynicotinic acid
CAS41668-13-7
pharmaceutical intermediate
ReferenceSame Category
2,4-Dichlorothiazole
CAS4175-76-2
pharmaceutical intermediate
ReferenceSame Category
2,4-Dibromothiazole
CAS4175-77-3
pharmaceutical intermediate
ReferenceSame Category
3-Chlorocarbonyl-1-methanesulfonyl-2-imidazolidinone
CAS41762-76-9
pharmaceutical intermediate
Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 5,6-Dichloronicotinic acid (CAS 41667-95-2) is 2933.39.
HS code (international, 6-digit)
2933.39
EU CN code (8-digit)
2933 39 99
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
5,6-dichloropyridine-3-carboxylic acid
InChIKey
RNRLTTNKVLFZJS-UHFFFAOYSA-N
SMILES
C1=C(C=NC(=C1Cl)Cl)C(=O)O
Synonyms (8)
- 5,6-Dichloronicotinic acid
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