Description

Pyridine, 2,3-Dichloro-4-Methyl- (9Ci) is a halogenated pyridine derivative, a versatile and high-value intermediate in advanced organic synthesis. Its core value proposition lies in its precisely substituted aromatic ring, which serves as a critical building block for constructing complex molecules with specific electronic and steric properties. This compound is essential for research chemists and process development scientists in the pharmaceutical and agrochemical industries, where it is used to develop new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon in the synthesis of novel drug candidates, particularly in medicinal chemistry programs targeting central nervous system (CNS) and anti-infective agents.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and insecticides, where the dichloro-methylpyridine moiety contributes to biological activity.
• Ligand and Catalyst Development: Serves as a precursor for creating specialized nitrogen-containing ligands used in homogeneous catalysis and material science.
• Organic Electronic Materials: A potential building block for the synthesis of charge-transport materials and organic semiconductors due to its electron-deficient aromatic system.
• Chemical Research & Development: Employed in academic and industrial R&D for method development and exploring new chemical spaces in heterocyclic chemistry.

Basic Information

Product Name	Pyridine, 2,3-Dichloro-4-Methyl- (9Ci)
CAS No.	191419-07-5
Molecular Formula	C6H5Cl2N
Molecular Weight	162.02 g/mol
Synonyms	2,3-Dichloro-4-methylpyridine; 4-Methyl-2,3-dichloropyridine; 2,3-Dichloro-4-picoline; 2,3-Dichloro-γ-picoline; 4-Methyl-2,3-dichloropyridine (9CI); 2,3-Dichloro-4-methyl-pyridine
EINECS	Contact for details

Quality Control

Our Pyridine, 2,3-Dichloro-4-Methyl- (9Ci) is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chromatography (HPLC/GC) and spectroscopic methods (NMR, IR), to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment. We support cGMP and ISO 9001 compliant manufacturing for applications requiring the highest quality standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in the original packaging or amber glass until use.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Melting Point	Contact for details
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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