Description

6-Chloro-2-Methyl[1,2,4]Triazolo[4,3-B]Pyridazin-3(2H)-One is a high-purity, heterocyclic organic compound that serves as a critical pharmaceutical intermediate and research chemical. Its unique fused triazolopyridazine structure makes it a valuable building block for the synthesis of novel active ingredients. This compound is primarily sought by pharmaceutical R&D and fine chemical synthesis teams for developing new therapeutic agents.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates, particularly in central nervous system (CNS) and anti-inflammatory research.
• Agrochemical Research: Used in the development of new herbicides and pesticides due to its bioactive heterocyclic core.
• Chemical Synthesis Building Block: Employed in organic synthesis to construct more complex nitrogen-containing heterocycles for material science and medicinal chemistry.
• Biochemical Research: Acts as a reference standard or a tool compound in enzymatic and receptor binding studies.
• Academic & Industrial R&D: Serves as a substrate for method development and discovery chemistry in university and corporate laboratories.

Basic Information

Item	Details
Product Name	6-Chloro-2-Methyl[1,2,4]Triazolo[4,3-B]Pyridazin-3(2H)-One
CAS No.	65866-54-8
Molecular Formula	C7H5ClN4O
Molecular Weight	196.59 g/mol
Synonyms	6-Chloro-2-methyl-[1,2,4]triazolo[4,3-b]pyridazin-3(2H)-one; 6-Chloro-2-methyl-1,2,4-triazolo[4,3-b]pyridazin-3(2H)-one; 2-Methyl-6-chloro-s-triazolo[4,3-b]pyridazin-3(2H)-one; 65866-54-8; 6-Chloro-2-methyl-s-triazolo[4,3-b]pyridazin-3(2H)-one; 6-Chloro-2-methyl-1,2,4-triazolo[4,3-b]pyridazin-3-ol; 6-Chloro-2-methyl-3H-[1,2,4]triazolo[4,3-b]pyridazin-3-one
EINECS	Contact for details

Quality Control

Our 6-Chloro-2-Methyl[1,2,4]Triazolo[4,3-B]Pyridazin-3(2H)-One is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and available upon request to support your quality assurance protocols.

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. For long-term storage, consider storing under an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
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.