Description

Isoxazolo[4,5-D]Pyridazine, 4-Chloro-3-Methyl- (9Ci) is a high-value, heterocyclic organic compound that serves as a critical synthetic intermediate in advanced chemical research and development. Its unique fused-ring structure containing nitrogen, oxygen, and chlorine atoms makes it a versatile building block for constructing complex molecular architectures. This compound is primarily sought after by pharmaceutical R&D teams and agrochemical scientists for the synthesis of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly in central nervous system (CNS) and anti-infective therapeutic areas.
• Agrochemical Research: Used in the development of new herbicides and pesticides, leveraging its heterocyclic scaffold for bioactivity.
• Material Science: Serves as a building block for creating specialized polymers and organic electronic materials with specific optoelectronic properties.
• Chemical Synthesis: Employed in academic and industrial laboratories for methodological studies in heterocyclic and medicinal chemistry.
• Ligand & Catalyst Development: The structural motifs can be utilized to design novel ligands for catalytic systems or metal-organic frameworks (MOFs).

Basic Information

Product Name	Isoxazolo[4,5-D]Pyridazine, 4-Chloro-3-Methyl- (9Ci)
CAS No.	106584-75-2
Molecular Formula	C7H4ClN3O
Molecular Weight	181.58 g/mol
Synonyms	4-Chloro-3-methylisoxazolo[4,5-d]pyridazine; 4-Chloro-3-methyl-[1,2]oxazolo[4,5-d]pyridazine; 3-Methyl-4-chloroisoxazolo[4,5-d]pyridazine; Isoxazolo[4,5-d]pyridazine, 4-chloro-3-methyl-; 106584-75-2; 4-Chloro-3-methylisoxazolopyridazine
EINECS	Contact for details

Quality Control

Every batch of Isoxazolo[4,5-D]Pyridazine, 4-Chloro-3-Methyl- (9Ci) is produced and tested under a strict quality management system to ensure consistency and purity for research applications. Our products undergo rigorous analytical characterization, including HPLC, NMR, and mass spectrometry, to confirm identity and meet specified purity grades. Certificates of Analysis (COA) detailing all test results are available upon request to support your regulatory and R&D documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials such as strong oxidizing agents. For long-term storage, consider storing under an inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.