Description

Isoxazolo[4,5-B]Pyridin-5(4H)-One, 3-Methyl-, Hydrazone (9Ci) is a specialized heterocyclic organic compound featuring a fused isoxazole-pyridine core with a hydrazone functional group. This unique molecular architecture makes it a valuable advanced pharmaceutical intermediate and a versatile building block for medicinal chemistry research. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients. The compound's reactivity is key for constructing complex molecular frameworks targeting various biological pathways.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and infectious diseases.
• Medicinal Chemistry Research: Serves as a versatile scaffold for structure-activity relationship (SAR) studies and high-throughput screening libraries to discover new bioactive molecules.
• Agrochemical Development: Used in the research and development of new herbicides, fungicides, and insecticides, leveraging its heterocyclic structure.
• Chemical Biology Probe: Employed in the design and synthesis of molecular probes to study enzyme function and biological mechanisms.
• Organic Synthesis Building Block: Utilized in academic and industrial laboratories for constructing complex polyheterocyclic compounds due to its reactive hydrazone moiety.
• Material Science Research: Investigated as a potential monomer or precursor for specialty polymers and functional organic materials.

Basic Information

Product Name	Isoxazolo[4,5-B]Pyridin-5(4H)-One, 3-Methyl-, Hydrazone (9Ci)
CAS No.	83988-38-9
Molecular Formula	C8H8N4O
Molecular Weight	176.18 g/mol
Synonyms	3-Methylisoxazolo[4,5-b]pyridin-5(4H)-one hydrazone; 3-Methyl-4H,5H-isoxazolo[4,5-b]pyridin-5-one, hydrazone; 5H-Isoxazolo[4,5-b]pyridin-5-one, 3-methyl-, hydrazone; 83988-38-9; 3-Methylisoxazolo[4,5-b]pyridin-5-one hydrazone; Isoxazolo[4,5-b]pyridine-5(4H)-one, 3-methyl-, hydrazone
EINECS	Contact for details

Quality Control

Our high-purity Isoxazolo[4,5-B]Pyridin-5(4H)-One, 3-Methyl-, Hydrazone (9Ci) is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via NMR and IR spectroscopy, to ensure it meets the exacting standards required for pharmaceutical R&D. Certificates of Analysis (COA) detailing batch-specific results are available upon request, providing full traceability and compliance documentation.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This compound is easily oxidized and should be handled under an inert atmosphere for long-term stability. Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.