Description

5-(4-Bromophenyl)Isoxazole-3-Carboxylic Acid is a high-value brominated isoxazole derivative, a crucial heterocyclic building block in advanced organic synthesis. Its core value lies in its bifunctional structure, featuring both a reactive carboxylic acid group and a halogenated aromatic ring, enabling precise molecular construction. This compound is primarily sought after by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: A key synthon for the research and development of new drug candidates, particularly in medicinal chemistry programs targeting enzyme inhibition.
• Agrochemical Synthesis: Used in the creation of advanced herbicides, fungicides, and insecticides, leveraging the bioactivity of the isoxazole core.
• Ligand and Catalyst Development: Serves as a precursor for designing specialized ligands in coordination chemistry and catalysis.
• Material Science Research: Employed in the synthesis of organic electronic materials and advanced polymers with specific optoelectronic properties.
• Chemical Biology Probes: Utilized to create molecular probes for studying biological pathways and protein functions.
• Custom Synthesis & Contract Manufacturing: A fundamental starting material for custom synthesis houses serving the life sciences sector.

Basic Information

Product Name	5-(4-Bromophenyl)Isoxazole-3-Carboxylic Acid
CAS No.	901930-35-6
Molecular Formula	C10H6BrNO3
Molecular Weight	268.07 g/mol
Synonyms	3-Isoxazolecarboxylic acid, 5-(4-bromophenyl)-; 5-(4-Bromophenyl)-1,2-oxazole-3-carboxylic acid; 5-(p-Bromophenyl)isoxazole-3-carboxylic acid; 901930-35-6; AI3-52362; AKOS005243889; BRN 1252105; CS-W009767; FT-0658087; SCHEMBL15242279
EINECS	Contact for details

Quality Control

Every batch of 5-(4-Bromophenyl)Isoxazole-3-Carboxylic Acid is produced under a strict quality management system. We employ advanced analytical techniques including HPLC, 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) with detailed chromatographic data are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong acids and organic solvents. The container should be kept tightly sealed to protect from moisture.

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%
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.