Description

4-Bromo-6-Chloro-2-Methylpyridazin-3(2H)-One is a high-purity, synthetically valuable halogenated pyridazinone derivative, serving as a critical building block in advanced organic synthesis. Its precise molecular architecture makes it indispensable for medicinal chemistry research and the development of novel active pharmaceutical ingredients (APIs). This compound is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex heterocyclic scaffolds.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and oncology.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging its heterocyclic core for bioactivity.
• Chemical Biology Probe: Serves as a versatile scaffold for creating molecular probes to study enzyme function and biological pathways.
• Material Science: A potential monomer or additive in the synthesis of specialized polymers and advanced organic materials.
• Academic & Contract Research: Essential for methodological studies in organic chemistry and for custom synthesis projects in CROs (Contract Research Organizations).

Basic Information

Product Name	4-Bromo-6-Chloro-2-Methylpyridazin-3(2H)-One
CAS No.	1178884-53-1
Molecular Formula	C5H4BrClN2O
Molecular Weight	223.46 g/mol
Synonyms	4-Bromo-6-chloro-2-methyl-2,3-dihydropyridazin-3-one; 4-Bromo-6-chloro-2-methyl-3(2H)-pyridazinone; 2-Methyl-4-bromo-6-chloropyridazin-3(2H)-one; 6-Chloro-4-bromo-2-methylpyridazin-3(2H)-one; 4-Bromo-6-chloro-2-methyl-3-pyridazinone; 1178884-53-1; SCHEMBL21806227; BCP31989
EINECS	Contact for details

Quality Control

Our 4-Bromo-6-Chloro-2-Methylpyridazin-3(2H)-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with all shipments, detailing batch-specific results. Our quality commitment supports compliance with cGMP and ICH guidelines for pharmaceutical intermediates.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). Keep the container tightly sealed in a dry environment to minimize moisture exposure.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (HPLC)	Conforms
Identification (IR)	Conforms
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 0.5%
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.