Description

6-Chloro-5-Methyl-2H-Pyridazin-3-One is a versatile heterocyclic building block and key synthetic intermediate in advanced organic chemistry. Its value lies in its functionalized pyridazinone core, which is crucial for constructing complex molecules with targeted biological activity. This compound is essential for research and development chemists in the pharmaceutical and agrochemical industries, particularly for the synthesis of novel active ingredients.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of various drug candidates, particularly those targeting central nervous system (CNS) disorders and cardiovascular diseases.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, and plant growth regulators, leveraging its heterocyclic structure for bioactivity.
• Chemical Research & Development: Serves as a versatile scaffold for medicinal chemistry, enabling structure-activity relationship (SAR) studies and library synthesis.
• Material Science Precursor: Potential use in the synthesis of specialty chemicals, dyes, and functional polymers requiring specific heterocyclic motifs.

Basic Information

Item	Details
Product Name	6-Chloro-5-Methyl-2H-Pyridazin-3-One
CAS No.	1703-07-7
Molecular Formula	C5H5ClN2O
Molecular Weight	144.56 g/mol
Synonyms	6-Chloro-5-methyl-3(2H)-pyridazinone; 6-Chloro-5-methyl-2,3-dihydropyridazin-3-one; 5-Methyl-6-chloropyridazin-3(2H)-one; 3-Hydroxy-6-chloro-5-methylpyridazine; 6-Chloro-5-methyl-1,2-dihydropyridazine-3-one; 6-Chloro-5-methylpyridazin-3-ol
EINECS	Contact for details

Quality Control

Our 6-Chloro-5-Methyl-2H-Pyridazin-3-One is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing all specifications is provided with each shipment to guarantee compliance with your research and production requirements.

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 strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (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.