Description

5-Phenylisoxazole is a versatile heterocyclic organic compound featuring a fused phenyl and isoxazole ring system. This structure serves as a critical synthetic intermediate and a valuable scaffold in advanced chemical research and development. It is primarily utilized by pharmaceutical, agrochemical, and material science industries for the synthesis of novel active ingredients and functional molecules. The compound's unique reactivity profile makes it essential for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of potential drug candidates, including kinase inhibitors and anti-inflammatory agents.
• Agrochemical Research: Used as a core structure for developing new herbicides, fungicides, and plant growth regulators.
• Material Science: Serves as a precursor for organic light-emitting diodes (OLEDs) and other functional organic electronic materials.
• Chemical Synthesis: Acts as a versatile synthon in organic chemistry for constructing complex heterocycles via cycloaddition and functionalization reactions.
• Ligand & Catalyst Development: Utilized in the design of novel ligands for metal-catalyzed asymmetric synthesis and coordination chemistry.

Basic Information

Product Name	5-Phenylisoxazole
CAS No.	1006-67-3
Molecular Formula	C9H7NO
Molecular Weight	145.16 g/mol
Synonyms	5-Phenyl-1,2-oxazole; 5-Phenylisoxazole; Isoxazole, 5-phenyl-; 1,2-Oxazole, 5-phenyl-; NSC 404058; 1006-67-3; 5-Phenyl-1,2-oxazole
EINECS	213-728-6

Quality Control

Our 5-Phenylisoxazole is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment. We adhere to cGMP standards where applicable to support our clients in regulated research and development.

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 oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	55 - 58 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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