Description

Pyridine, 4-Bromo-3-Chloro-5-Methyl- is a halogenated pyridine derivative, a versatile and high-value organic intermediate prized for its unique substitution pattern. This compound is critical for introducing specific steric and electronic properties into target molecules during advanced synthesis. It is primarily sought after by research and development chemists in the pharmaceutical and agrochemical industries for the creation of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of complex drug candidates, particularly those targeting central nervous system (CNS) disorders and infectious diseases.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and insecticides, where its halogenated structure contributes to biological activity.
• Ligand and Catalyst Development: Serves as a precursor for creating specialized ligands used in transition metal catalysis and asymmetric synthesis.
• Material Science Research: Employed in the development of organic semiconductors, liquid crystals, and metal-organic frameworks (MOFs).
• Chemical Biology Probes: Useful for synthesizing molecular probes and tags for studying biological processes and protein interactions.

Basic Information

Product Name	Pyridine, 4-Bromo-3-Chloro-5-Methyl-
CAS No.	1211590-00-9
Molecular Formula	C6H5BrClN
Molecular Weight	206.47 g/mol
Synonyms	4-Bromo-3-chloro-5-methylpyridine; 3-Chloro-5-methyl-4-bromopyridine; 5-Methyl-4-bromo-3-chloropyridine; 4-Bromo-3-chloro-5-picoline; 3-Chloro-4-bromo-5-methylpyridine
EINECS	Contact for details

Quality Control

Our Pyridine, 4-Bromo-3-Chloro-5-Methyl- is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) with detailed chromatographic data are provided for traceability and to support your regulatory filings.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents and strong bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (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.