Description

5-Bromo-3-Chloro-1-Methyl-2(1H)-Pyridinone is a halogenated pyridinone derivative, a versatile and high-value chemical intermediate prized for its unique reactivity. Its core value lies in enabling the synthesis of complex molecules, particularly in the development of advanced pharmaceuticals and agrochemicals. This compound is essential for R&D chemists and process development scientists in the life sciences and specialty chemical industries seeking to introduce specific halogenated motifs into their target structures.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for candidates targeting central nervous system (CNS) disorders, anti-infectives, and oncology.
• Agrochemical Synthesis: Used in the research and production of novel herbicides, fungicides, and insecticides, where the bromo and chloro substituents contribute to biological activity.
• Material Science Research: Serves as a precursor for creating functionalized heterocyclic compounds used in organic electronic materials, ligands for catalysis, and advanced polymers.
• Chemical Biology & Proteomics: Employed in the design and synthesis of molecular probes, enzyme inhibitors, and tagged compounds for studying biological pathways.
• Custom Synthesis & Contract Manufacturing: A critical starting material for custom synthesis houses and CDMOs (Contract Development and Manufacturing Organizations) serving global clients.

Basic Information

Item	Detail
Product Name	5-Bromo-3-Chloro-1-Methyl-2(1H)-Pyridinone
CAS No.	889865-52-5
Molecular Formula	C6H5BrClNO
Molecular Weight	222.47 g/mol
Synonyms	5-Bromo-3-chloro-1-methylpyridin-2(1H)-one; 1-Methyl-5-bromo-3-chloro-2(1H)-pyridinone; 5-Bromo-3-chloro-1-methyl-1,2-dihydropyridin-2-one; 2(1H)-Pyridinone, 5-bromo-3-chloro-1-methyl-; 889865-52-5; 5-Br-3-Cl-1-Me-2-pyridinone
EINECS	Contact for details

Quality Control

Every batch of 5-Bromo-3-Chloro-1-Methyl-2(1H)-Pyridinone is manufactured and tested under a strict quality management system. We provide comprehensive analytical data to ensure the product meets the high-purity standards required for sensitive synthetic applications. A Certificate of Analysis (COA) detailing identity, purity, and impurity profiles by HPLC, NMR, and other relevant methods is supplied with each shipment.

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). The compound is moisture-sensitive; keep the container tightly sealed in a dry environment.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (HPLC/IR)	Conforms to reference standard
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
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.