Description

Isoxazole, 5-Methyl-3-(5-Methyl-1H-Pyrazol-3-Yl)- (9Ci) CAS NO 35592-90-6 is a high-purity heterocyclic compound featuring a fused isoxazole-pyrazole structure, serving as a critical advanced intermediate for sophisticated organic synthesis. Its unique molecular architecture makes it a valuable building block for developing novel active ingredients in the pharmaceutical and agrochemical sectors. This compound is essential for research chemists and process development teams working on new drug candidates, crop protection agents, and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and anti-inflammatory pathways.
• Agrochemical Research: Used as a core scaffold for developing new-generation herbicides, fungicides, and insecticides with enhanced efficacy and selectivity.
• Chemical Synthesis Building Block: Employed in heterocyclic and medicinal chemistry for constructing complex molecular libraries for high-throughput screening (HTS).
• Material Science Research: Investigated as a precursor for organic electronic materials and metal-organic frameworks (MOFs) due to its nitrogen-rich, rigid structure.
• Academic & R&D Laboratories: Serves as a standard or starting material for methodological studies in organic synthesis and catalysis.

Basic Information

Product Name	Isoxazole, 5-Methyl-3-(5-Methyl-1H-Pyrazol-3-Yl)- (9Ci)
CAS No.	35592-90-6
Molecular Formula	C8H9N3O
Molecular Weight	163.18 g/mol
Synonyms	5-Methyl-3-(5-methyl-1H-pyrazol-3-yl)isoxazole; 3-(5-Methyl-1H-pyrazol-3-yl)-5-methylisoxazole; 5-Methyl-3-(5-methylpyrazol-3-yl)isoxazole; 5-Methyl-3-(5-methyl-1H-pyrazol-3-yl)-1,2-oxazole; Isoxazole, 5-methyl-3-(5-methyl-1H-pyrazol-3-yl)-; 35592-90-6
EINECS	Contact for details

Quality Control

Every batch of Isoxazole, 5-Methyl-3-(5-Methyl-1H-Pyrazol-3-Yl)- (9Ci) is produced and tested under a strict quality management system to ensure consistency and reliability for your critical R&D and scale-up processes. We provide comprehensive analytical data including HPLC purity, NMR, and mass spectrometry for full structural confirmation and impurity profiling. A detailed Certificate of Analysis (COA) is supplied with each shipment, and custom purity grades or analytical packages are available upon request to meet specific project requirements.

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 the container sealed to protect from moisture. 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
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.