Description

2-(4-Bromophenyl)Pyridazin-3(2H)-One is a high-purity brominated heterocyclic compound that serves as a critical building block in advanced organic synthesis. Its unique pyridazinone core functionalized with a bromophenyl group makes it a versatile intermediate for developing novel active pharmaceutical ingredients (APIs) and agrochemicals. This product is essential for research and development chemists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to create new molecules with targeted biological activity.

Application

• Pharmaceutical Intermediate: A key synthon in the research and production of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, cardiovascular diseases, and anti-inflammatory agents.
• Agrochemical Synthesis: Used in the development of next-generation herbicides, fungicides, and plant growth regulators, leveraging its heterocyclic structure for bioactivity.
• Material Science Research: Serves as a precursor for synthesizing specialized organic ligands, dyes, and photoactive materials for electronic applications.
• Chemical Biology & Proteomics: Employed as a scaffold or tagging agent in the design of molecular probes and enzyme inhibitors for biochemical research.
• Custom Synthesis & Contract Manufacturing: A fundamental starting material for custom synthesis projects and scale-up processes in fine chemical production.

Basic Information

Product Name	2-(4-Bromophenyl)Pyridazin-3(2H)-One
CAS No.	13979-00-5
Molecular Formula	C10H7BrN2O
Molecular Weight	251.08 g/mol
Synonyms	3(2H)-Pyridazinone, 2-(4-bromophenyl)-; 2-(p-Bromophenyl)-3(2H)-pyridazinone; 2-(4-Bromophenyl)-3(2H)-pyridazinone; 2-(4-Bromophenyl)pyridazin-3-one; 4-Bromophenylpyridazinone; 2-(4-Bromophenyl)-1,2-dihydropyridazine-3-one; 2-(4-Bromophenyl)-2H-pyridazin-3-one; 13979-00-5
EINECS	Contact for details

Quality Control

Our 2-(4-Bromophenyl)Pyridazin-3(2H)-One is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and GC-MS, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, confirming compliance with agreed specifications. Our quality commitment supports applications requiring high-purity intermediates under cGMP or ISO 9001 frameworks.

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 strong oxidizing agents and incompatible materials. For long-term storage, consider storing under an inert atmosphere to maintain product integrity.

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%
Heavy Metals	≤ 20 ppm

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