Description

5-Chloro-3-(4-Nitrophenyl)Isoxazole is a high-purity, specialized heterocyclic building block of significant interest in advanced organic synthesis. Its unique molecular architecture, featuring both an isoxazole ring and a nitrophenyl group, makes it a valuable precursor for developing novel compounds with targeted functionalities. This intermediate is primarily sought after by research and development teams in the pharmaceutical and agrochemical sectors for creating new active ingredients and exploring structure-activity relationships.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly for developing molecules with potential biological activity.
• Agrochemical Research: Used in the development of new herbicides, fungicides, or insecticides, leveraging its heterocyclic core.
• Material Science: Serves as a precursor for synthesizing advanced organic materials, such as ligands for catalysts or components for electronic materials.
• Academic & Industrial R&D: A crucial reagent for methodological studies in organic chemistry and for exploring new chemical spaces in discovery programs.
• Chemical Synthesis: Utilized in constructing complex molecular frameworks for various fine chemical and specialty chemical applications.

Basic Information

Product Name	5-Chloro-3-(4-Nitrophenyl)Isoxazole
CAS No.	142598-83-2
Molecular Formula	C9H5ClN2O3
Molecular Weight	224.60 g/mol
Synonyms	5-Chloro-3-(4-nitrophenyl)-1,2-oxazole; 3-(4-Nitrophenyl)-5-chloroisoxazole; 5-Chloro-3-(p-nitrophenyl)isoxazole; 142598-83-2; 5-Chloro-3-(4-nitro-phenyl)-isoxazole; Isoxazole, 5-chloro-3-(4-nitrophenyl)-; 5-Chloro-3-(4'-nitrophenyl)isoxazole
EINECS	Contact for details

Quality Control

Every batch of 5-Chloro-3-(4-Nitrophenyl)Isoxazole is produced under strict quality management protocols. Our products undergo rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of research and industrial applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee traceability and compliance.

Storage

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

Specification

Item	Specification
Appearance	Off-white to light yellow 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%
Heavy Metals	≤ 20 ppm

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