Description

Isoxazolo[4,5-D]Pyridazin-7(6H)-One, 3-Methyl- (9Ci) is a high-purity heterocyclic organic compound, identified by CAS number 421595-19-9, serving as a critical advanced intermediate in modern synthetic chemistry. Its value lies in its unique fused isoxazole-pyridazinone structure, which provides a versatile scaffold for constructing complex molecules with targeted biological activity. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, particularly in the development of novel active ingredients and fine chemicals.

Application

This specialized heterocyclic intermediate is designed for high-value synthesis and research applications, including:

• Pharmaceutical Research & Development: As a key building block for synthesizing novel drug candidates, particularly in medicinal chemistry programs targeting new therapeutic agents.
• Agrochemical Synthesis: Used in the research and development of next-generation pesticides, herbicides, and fungicides due to its bioactive scaffold potential.
• Chemical Intermediate Production: Serves as a precursor in multi-step organic syntheses for creating more complex heterocyclic compounds.
• Academic & Institutional Research: Employed in universities and R&D labs for studying reaction mechanisms and exploring new chemical spaces.
• Fine Chemical Manufacturing: Integrated into the production of specialty chemicals requiring high-purity, complex organic intermediates.

Basic Information

Product Name	Isoxazolo[4,5-D]Pyridazin-7(6H)-One, 3-Methyl- (9Ci)
CAS No.	421595-19-9
Molecular Formula	C7H5N3O2
Molecular Weight	163.14 g/mol
Synonyms	3-Methylisoxazolo[4,5-d]pyridazin-7(6H)-one; 3-Methyl-6H-isoxazolo[4,5-d]pyridazin-7-one; 421595-19-9; 3-Methylisoxazolo[4,5-d]pyridazin-7-one; Isoxazolo[4,5-d]pyridazin-7(6H)-one, 3-methyl-; 3-Methyl-7H-isoxazolo[4,5-d]pyridazin-7-one
EINECS	Contact for details

Quality Control

Our Isoxazolo[4,5-D]Pyridazin-7(6H)-One, 3-Methyl- (9Ci) is produced under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are available upon request. We are committed to meeting the stringent requirements of research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from incompatible materials. For long-term storage, consider conditions under an inert atmosphere to ensure stability.

Specification

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