C7H5NO4
167.12 g/mol
Research ReagentWarning
Pyridine-3,5-dicarboxylic acid
CAS499-81-0EC207-893-8
Category
Research Reagent
Compound Class
Heterocycle
Primary Use
Research Compound
Pyridine-3,5-dicarboxylic acid is a dicarboxylic acid derivative of pyridine. Its structure features two carboxylic acid groups and an aromatic heterocyclic ring, making it a useful ligand for coordination chemistry research.
ligand for coordination chemistry research
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
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Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for Pyridine-3,5-dicarboxylic acid (CAS 499-81-0) 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
pyridine-3,5-dicarboxylic acid
InChIKey
MPFLRYZEEAQMLQ-UHFFFAOYSA-N
SMILES
C1=C(C=NC=C1C(=O)O)C(=O)O
Synonyms (10)
- 3,5-Pyridinedicarboxylic acid
- 5-Carboxynicotinic acid
- DINICOTINIC ACID
- pyridine carboxylate, 6f
- pyridine, 3,5-dicarboxy-
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