Description

2,4-Dichloro-5-Methylpyridine is a versatile halogenated pyridine derivative that serves as a critical building block in advanced organic synthesis. Its value lies in its reactive chlorine atoms and the methyl substituent, which allow for selective functionalization to create complex molecular architectures. This intermediate is essential for researchers and manufacturers in the pharmaceutical and agrochemical sectors developing new active ingredients.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for drugs targeting central nervous system disorders and infections.
• Agrochemical Synthesis: Used in the manufacture of advanced herbicides, fungicides, and insecticides, where the pyridine core contributes to biological activity.
• Ligand and Catalyst Development: Serves as a starting material for creating specialized ligands used in transition metal catalysis and organometallic chemistry.
• Material Science Research: Employed in the development of organic electronic materials, such as components for OLEDs or conductive polymers.
• Custom Synthesis and R&D: A valuable scaffold for medicinal chemistry and process research in contract research organizations (CROs) and fine chemical companies.

Basic Information

Product Name	2,4-Dichloro-5-Methylpyridine
CAS No.	56961-78-5
Molecular Formula	C6H5Cl2N
Molecular Weight	162.02 g/mol
Synonyms	5-Methyl-2,4-dichloropyridine; 2,4-Dichloro-5-picoline; 2,4-Dichloro-5-methylpyridine; 5-Methyl-2,4-dichloropyridine; 2,4-Dichloro-5-methylpyridine (5-Methyl-2,4-dichloropyridine); 5-Methyl-2,4-dichloropyridine (2,4-Dichloro-5-methylpyridine)
EINECS	Contact for details

Quality Control

Our 2,4-Dichloro-5-Methylpyridine is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets the high standards required for synthetic applications. Certificates of Analysis (COA) detailing all specifications are provided with each shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area 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 an opaque secondary container until use.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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