Description

4,5-Dibromo-2-Methyl-2H-Pyridazin-3-One CAS NO 13645-74-4 is a halogenated pyridazinone derivative, a versatile and high-value chemical intermediate. Its unique dibrominated structure makes it a critical building block for synthesizing complex molecules with tailored properties. This compound is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for developing new active ingredients.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly in medicinal chemistry research for developing small molecule therapeutics.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and fungicides, where its halogenated structure contributes to biological activity.
• Chemical Research & Development: A valuable reagent for organic synthesis, enabling the construction of complex heterocyclic frameworks in academic and industrial R&D labs.
• Material Science: Potential applications in the development of specialty polymers, dyes, and functional materials due to its reactive bromine substituents.
• Custom Synthesis: Employed by fine chemical manufacturers for contract synthesis and the production of custom-designed molecules for specific client applications.

Basic Information

Product Name	4,5-Dibromo-2-Methyl-2H-Pyridazin-3-One
CAS No.	13645-74-4
Molecular Formula	C5H4Br2N2O
Molecular Weight	267.91 g/mol
Synonyms	4,5-Dibromo-2-methyl-2H-pyridazin-3-one; 4,5-Dibromo-2-methylpyridazin-3(2H)-one; 2-Methyl-4,5-dibromo-2H-pyridazin-3-one; 4,5-Dibromo-2-methyl-3(2H)-pyridazinone; 3(2H)-Pyridazinone, 4,5-dibromo-2-methyl-; 2-Methyl-4,5-dibromopyridazin-3(2H)-one
EINECS	Contact for details

Quality Control

Our production of 4,5-Dibromo-2-Methyl-2H-Pyridazin-3-One adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. Certificates of Analysis (COA) are provided with every shipment, detailing all relevant specifications. We are committed to meeting the high standards required for research and industrial synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials such as strong bases and reducing agents. 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)	≥ 97.0%
Melting Point	Contact for details
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.