Description

5-Methyl-3(2H)-Pyridazinone is a versatile heterocyclic organic compound that serves as a key synthetic intermediate in advanced chemical manufacturing. Its unique pyridazinone core structure makes it a valuable building block for the development of novel active ingredients in the pharmaceutical and agrochemical sectors. This high-purity intermediate is essential for research and production chemists working on new drug candidates, crop protection agents, and specialty fine chemicals.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and cardiovascular targets.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators.
• Chemical Research & Development: Serves as a versatile scaffold for medicinal chemistry and material science research programs.
• Fine Chemical Production: Employed in the manufacture of complex, high-value specialty chemicals and dyes.
• Academic & Industrial Research: A valuable reagent for exploring new heterocyclic chemistry and reaction pathways.

Basic Information

Product Name	5-Methyl-3(2H)-Pyridazinone
CAS No.	54709-94-3
Molecular Formula	C5H6N2O
Molecular Weight	110.11 g/mol
Synonyms	5-Methyl-3(2H)-pyridazinone; 5-Methyl-2H-pyridazin-3-one; 5-Methylpyridazin-3(2H)-one; 3-Hydroxy-5-methylpyridazine; 5-Methyl-3-pyridazinol; 5-Methyl-3-hydroxypyridazine
EINECS	Contact for details

Quality Control

Our 5-Methyl-3(2H)-Pyridazinone is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy, to confirm identity and purity. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all relevant specifications. We adhere to cGMP principles where applicable to support our customers' regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.