Description

4-Isoxazolecarboxylicacid,3,5-Dimethyl-,2-(Cyclopentylamino)-1-(4-Methylphenyl)-2-Oxoethylester(9Ci) is a high-purity, complex organic ester derivative of an isoxazole carboxylic acid, serving as a critical advanced intermediate in modern synthetic chemistry. Its value lies in providing a versatile and functionalized scaffold for constructing novel molecular architectures with targeted biological or material properties. This compound is essential for research and development chemists in the pharmaceutical, agrochemical, and specialty chemical industries who require sophisticated building blocks for drug discovery and fine chemical synthesis.

Application

• Pharmaceutical Intermediate: A key building block in the research and synthesis of new active pharmaceutical ingredients (APIs), particularly for candidates targeting neurological or metabolic disorders.
• Agrochemical Research: Used in the development of next-generation herbicides, fungicides, or insecticides, leveraging the isoxazole moiety's bioactivity.
• Chemical Biology Probe: Serves as a precursor for creating molecular probes to study enzyme function or protein-protein interactions in biological systems.
• Material Science Research: Potential monomer or additive in the development of specialty polymers with unique optical or electronic properties.
• Academic & Contract Research: Employed in university and CRO laboratories for methodological studies in heterocyclic and ester chemistry.
• Custom Synthesis: A starting material for the contract manufacturing of bespoke, high-value fine chemicals for client-specific applications.

Basic Information

Product Name	4-Isoxazolecarboxylicacid,3,5-Dimethyl-,2-(Cyclopentylamino)-1-(4-Methylphenyl)-2-Oxoethylester(9Ci)
CAS No.	606102-45-8
Molecular Formula	C20H24N2O4
Molecular Weight	356.42 g/mol
Synonyms	2-(Cyclopentylamino)-1-(4-methylphenyl)-2-oxoethyl 3,5-dimethyl-1,2-oxazole-4-carboxylate; 3,5-Dimethyl-4-isoxazolecarboxylic Acid 2-(Cyclopentylamino)-2-oxo-1-(4-methylphenyl)ethyl Ester; 4-Isoxazolecarboxylic acid, 3,5-dimethyl-, 2-(cyclopentylamino)-1-(4-methylphenyl)-2-oxoethyl ester (9CI); 606102-45-8; 2-(Cyclopentylamino)-2-oxo-1-p-tolylethyl 3,5-dimethyl-1,2-oxazole-4-carboxylate
EINECS	Contact for details

Quality Control

Our 4-Isoxazolecarboxylicacid,3,5-Dimethyl-,2-(Cyclopentylamino)-1-(4-Methylphenyl)-2-Oxoethylester(9Ci) is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with each shipment to support your quality assurance and regulatory needs.

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). This compound may be moisture-sensitive; keep the container tightly sealed in a dry environment.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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