Description

Isoxazole, 5-Ethoxy-4,5-Dihydro-3-Methyl-, 2-Oxide (9Ci) is a specialized heterocyclic compound belonging to the isoxazoline N-oxide class, serving as a valuable synthetic intermediate and building block in advanced organic chemistry. Its unique structure, featuring both an ethoxy group and an N-oxide moiety, makes it a versatile precursor for the development of novel pharmaceuticals, agrochemicals, and functional materials. This high-purity compound is essential for research and development chemists, process chemists, and manufacturers in the pharmaceutical and agrochemical industries seeking to create new active ingredients or complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those targeting neurological or anti-inflammatory pathways.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides, leveraging the bioactive isoxazoline core.
• Chemical Research & Development: Serves as a versatile precursor for cycloaddition reactions and the construction of complex heterocyclic systems in academic and industrial R&D.
• Material Science: Potential application as a monomer or functional additive in the development of specialty polymers and advanced materials.
• Ligand Synthesis: Can be utilized to create novel ligands for catalysis or metal-organic frameworks (MOFs).

Basic Information

Product Name	Isoxazole, 5-Ethoxy-4,5-Dihydro-3-Methyl-, 2-Oxide (9Ci)
CAS No.	638562-83-1
Molecular Formula	C7H11NO3
Molecular Weight	157.17 g/mol
Synonyms	5-Ethoxy-4,5-dihydro-3-methylisoxazole 2-oxide; 3-Methyl-5-ethoxy-4,5-dihydroisoxazole 2-oxide; 4,5-Dihydro-5-ethoxy-3-methylisoxazole 2-oxide; 5-Ethoxy-3-methyl-4,5-dihydroisoxazol-2-ium-2-olate; Isoxazoline N-oxide derivative; CAS 638562-83-1
EINECS	Contact for details

Quality Control

Our Isoxazole, 5-Ethoxy-4,5-Dihydro-3-Methyl-, 2-Oxide (9Ci) is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity suitable for research and synthesis. We provide comprehensive Certificates of Analysis (COA) with each batch, detailing purity, identity, and impurity profiles. Our quality management system is designed to meet the stringent requirements of pharmaceutical and fine chemical industries, ensuring reliable supply for critical development projects.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider storing under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.