Description

4-Chloro-2-Methoxy-Pyridine-3-Carboxylic Acid is a high-purity, versatile pyridine derivative serving as a critical building block in advanced organic synthesis. This compound is valued for its unique substitution pattern, which enables the construction of complex molecular architectures. It is primarily utilized by research institutions and pharmaceutical companies engaged in the development of novel active pharmaceutical ingredients (APIs) and agrochemicals.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly for molecules containing functionalized pyridine cores.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and insecticides that require specific halogenated heterocyclic structures.
• Ligand and Catalyst Development: Serves as a precursor for creating specialized ligands used in metal-catalyzed cross-coupling reactions and other catalytic processes.
• Material Science Research: Employed in the synthesis of organic electronic materials, such as components for OLEDs or conductive polymers.
• Custom Synthesis and Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for bespoke synthesis projects requiring high-purity intermediates.
• Academic and R&D Laboratories: Used in fundamental chemical research to explore new reaction methodologies and heterocyclic chemistry.

Basic Information

Product Name	4-Chloro-2-Methoxy-Pyridine-3-Carboxylic Acid
CAS No.	605661-81-2
Molecular Formula	C7H6ClNO3
Molecular Weight	187.58 g/mol
Synonyms	3-Pyridinecarboxylic acid, 4-chloro-2-methoxy-; 4-Chloro-2-methoxynicotinic acid; 2-Methoxy-4-chloropyridine-3-carboxylic acid; 4-Chloro-2-methoxypyridine-3-carboxylic acid; 605661-81-2; 4-Chloro-2-methoxy-3-pyridinecarboxylic acid
EINECS	Contact for details

Quality Control

Every batch of 4-Chloro-2-Methoxy-Pyridine-3-Carboxylic Acid is manufactured under strict quality management protocols. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). This material is hygroscopic (moisture-sensitive); ensure the container is kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

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

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