Description

4-Isoxazolecarboxamide,n-(3-Ethylphenyl)-5-Methyl-(9Ci) is a specialized heterocyclic compound that serves as a valuable building block in advanced organic synthesis. Its unique isoxazole core functionalized with a carboxamide group makes it a critical intermediate for developing novel active pharmaceutical ingredients (APIs) and agrochemicals. This high-purity intermediate is essential for research and development chemists in the pharmaceutical, agrochemical, and fine chemical industries seeking to create new molecules with targeted biological activity.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly in medicinal chemistry programs targeting central nervous system (CNS) disorders, anti-inflammatory agents, and antimicrobials.
• Agrochemical Research: Used in the development of new generation herbicides, fungicides, and insecticides, leveraging the bioactivity of the isoxazole moiety.
• Fine Chemical Synthesis: Serves as a versatile precursor for creating complex heterocyclic compounds in custom synthesis and contract manufacturing.
• Academic & Industrial R&D: Employed in chemical libraries for high-throughput screening and structure-activity relationship (SAR) studies in both academic and corporate research laboratories.
• Material Science Precursor: Potential intermediate in the synthesis of specialty polymers and functional materials requiring specific heterocyclic architectures.

Basic Information

Product Name	4-Isoxazolecarboxamide,n-(3-Ethylphenyl)-5-Methyl-(9Ci)
CAS No.	724436-22-0
Molecular Formula	C13H14N2O2
Molecular Weight	230.26 g/mol
Synonyms	N-(3-Ethylphenyl)-5-methyl-1,2-oxazole-4-carboxamide; 5-Methyl-N-(3-ethylphenyl)isoxazole-4-carboxamide; 4-Isoxazolecarboxamide, N-(3-ethylphenyl)-5-methyl-; 724436-22-0; AI3-52395; N-(3-ethylphenyl)-5-methylisoxazole-4-carboxamide; 5-methyl-N-(3-ethylphenyl)-1,2-oxazole-4-carboxamide; SCHEMBL23346877
EINECS	Contact for details

Quality Control

Our 4-Isoxazolecarboxamide,n-(3-Ethylphenyl)-5-Methyl-(9Ci) is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and stringent control of residual solvents and impurities. We provide a detailed Certificate of Analysis (COA) with every shipment, ensuring traceability and compliance with your research or cGMP-grade requirements. Specifications are designed to meet the high standards of pharmaceutical and agrochemical intermediate applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). The product should be kept under an inert atmosphere if long-term storage is required to prevent potential degradation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm
Residual Solvents (GC)	Meets ICH Q3C guidelines

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