Description

4-Isoxazolecarboxylicacid,3-[4-(Chloromethyl)Phenyl]-,Methylester(9Ci) is a high-purity, synthetic organic compound featuring a versatile isoxazole core linked to a chloromethylphenyl moiety. This structure makes it a valuable advanced pharmaceutical intermediate and a key building block for medicinal chemistry research. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical and agrochemical sectors for the synthesis of novel active ingredients. The compound's specific reactivity profile enables its use in constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of potential drug candidates, particularly those targeting central nervous system (CNS) disorders or infectious diseases.
• Agrochemical Research: Used as a building block for developing new herbicides, fungicides, or insecticides with novel modes of action.
• Medicinal Chemistry: Employed in structure-activity relationship (SAR) studies and lead optimization programs due to its modifiable functional groups.
• Chemical Biology Probe Synthesis: Utilized to create specialized molecules for studying biological pathways and protein interactions.
• Material Science Research: Acts as a monomer or precursor for synthesizing specialized polymers or organic electronic materials.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for client-specific synthesis projects.

Basic Information

Product Name	4-Isoxazolecarboxylicacid,3-[4-(Chloromethyl)Phenyl]-,Methylester(9Ci)
CAS No.	839718-03-5
Molecular Formula	C12H10ClNO3
Molecular Weight	251.67 g/mol
Synonyms	Methyl 3-[4-(chloromethyl)phenyl]isoxazole-4-carboxylate; 3-(4-(Chloromethyl)phenyl)isoxazole-4-carboxylic acid methyl ester; 4-Isoxazolecarboxylic acid, 3-[4-(chloromethyl)phenyl]-, methyl ester; Methyl 3-(p-(chloromethyl)phenyl)-4-isoxazolecarboxylate; 839718-03-5; AI3-52662
EINECS	Contact for details

Quality Control

Every batch of 4-Isoxazolecarboxylicacid,3-[4-(Chloromethyl)Phenyl]-,Methylester(9Ci) is manufactured under a strict quality management system. We employ advanced analytical techniques including HPLC, GC, NMR, and MS to ensure identity, purity, and consistency. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing all specifications are available upon request, providing full traceability and batch-specific data.

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). Keep away from heat, sparks, and open flame. This material is 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)	≥ 98.0%
Water Content (KF)	≤ 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.