Description

4,5-Dibromopyridazin-3-One is a halogenated heterocyclic building block of significant interest in advanced organic synthesis. This compound matters as a versatile precursor for constructing complex molecular architectures, particularly in pharmaceutical and agrochemical research. It is primarily needed by R&D chemists and process development scientists working in medicinal chemistry, where it serves as a key intermediate for the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and infectious diseases.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging the pyridazinone core's bioactivity.
• Material Science: Serves as a monomer or functionalization agent in the creation of specialty polymers and advanced organic electronic materials.
• Chemical Synthesis: Acts as a versatile scaffold for further functionalization via cross-coupling reactions (e.g., Suzuki, Buchwald-Hartwig) due to the reactive bromine atoms.
• Academic & Contract Research: Employed in university and CRO laboratories for methodological development and exploring new chemical spaces in heterocyclic chemistry.

Basic Information

Product Name	4,5-Dibromopyridazin-3-One
CAS No.	5788-58-9
Molecular Formula	C4H2Br2N2O
Molecular Weight	277.88 g/mol
Synonyms	3(2H)-Pyridazinone, 4,5-dibromo-; 4,5-Dibromo-3(2H)-pyridazinone; 4,5-Dibromo-2,3-dihydropyridazin-3-one; 4,5-Dibromo-1,2-dihydropyridazin-3-one; 4,5-Dibromopyridazin-3(2H)-one; 4,5-Dibromo-3-hydroxypyridazine
EINECS	Contact for details

Quality Control

Our 4,5-Dibromopyridazin-3-One is manufactured under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, with specifications tailored to meet the demands of research and process chemistry. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory documentation needs.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 20 ppm

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