Description

3,5-Pyridinedicarboxylic Acid is a versatile heterocyclic dicarboxylic acid derivative, serving as a critical building block in advanced organic synthesis. Its rigid pyridine core with two symmetrically positioned carboxylic acid groups makes it a valuable precursor for creating complex molecular architectures, particularly in pharmaceutical and materials science research. This compound is essential for researchers and manufacturers developing active pharmaceutical ingredients (APIs), metal-organic frameworks (MOFs), and specialty ligands for catalysis.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting the central nervous system and anti-inflammatory applications.
• Metal-Organic Framework (MOF) Synthesis: Acts as a versatile organic linker for constructing porous coordination polymers with applications in gas storage, separation, and catalysis.
• Ligand for Catalysis: Used to prepare chelating ligands for transition metal catalysts in asymmetric synthesis and cross-coupling reactions.
• Polymer Modification: Incorporated into polymer backbones to enhance thermal stability, rigidity, and introduce functional sites for further chemical modification.
• Agrochemical Research: Serves as a synthetic intermediate for developing new herbicides and plant growth regulators.
• Coordination Chemistry: Fundamental building block for studying complex formation with various metal ions for analytical and material purposes.

Basic Information

Product Name	3,5-Pyridinedicarboxylic Acid
CAS No.	499-81-0
Molecular Formula	C7H5NO4
Molecular Weight	167.12 g/mol
Synonyms	Pyridine-3,5-dicarboxylic Acid; 3,5-Dicarboxypyridine; 5-Carboxynicotinic Acid; Dehydrometanic Acid; Isocinchomeronic Acid; 3,5-Pyridinedicarboxylic Acid; 3,5-Pyridylenedicarboxylic Acid
EINECS	207-886-3

Quality Control

Our 3,5-Pyridinedicarboxylic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide detailed Certificates of Analysis (COA) with key parameters including assay, impurity profile, and residual solvents. Our quality commitment supports applications requiring high-purity intermediates for research and development.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect purity and handling properties.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.