Description

5-(2,4-Difluorophenyl)Isoxazole is a high-purity, fluorinated heterocyclic building block of significant importance in advanced organic synthesis. Its core value lies in its unique molecular architecture, which incorporates both an isoxazole ring and a difluorophenyl group, making it a versatile intermediate for constructing complex pharmacophores. This compound is primarily needed by research institutions and pharmaceutical companies engaged in the development of new active pharmaceutical ingredients (APIs), agrochemicals, and functional materials.

Application

• Key synthetic intermediate in pharmaceutical research for the development of novel drug candidates.
• Building block for agrochemical active ingredients, particularly herbicides and fungicides.
• Precursor in material science for the synthesis of specialty polymers and liquid crystals.
• Versatile scaffold in medicinal chemistry for structure-activity relationship (SAR) studies.
• Intermediate for the synthesis of more complex fluorinated heterocyclic compounds.
• Used in academic and industrial R&D for exploring new chemical entities and reaction pathways.

Basic Information

Product Name	5-(2,4-Difluorophenyl)Isoxazole
CAS No.	138716-46-8
Molecular Formula	C9H5F2NO
Molecular Weight	181.14 g/mol
Synonyms	5-(2,4-Difluorophenyl)-1,2-oxazole; 5-(2,4-Difluorophenyl)isoxazole; 2,4-Difluoro-5-isoxazolylbenzene; Isoxazole, 5-(2,4-difluorophenyl)-; 138716-46-8; 5-(2,4-Difluorophenyl)-isoxazole
EINECS	Contact for details

Quality Control

Our 5-(2,4-Difluorophenyl)Isoxazole is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC, GC, NMR, and mass spectrometry for identity confirmation and impurity profiling. A Certificate of Analysis (COA) detailing all specifications and test results is provided with every 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 area at room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.