Description

5-Methoxy-3-Phenylisoxazole is a versatile heterocyclic organic compound featuring an isoxazole ring substituted with methoxy and phenyl groups. This structure serves as a valuable chemical intermediate and building block for the synthesis of more complex molecules, particularly in pharmaceutical and agrochemical research. It is primarily sought by R&D chemists and process development scientists in the fine chemical and life sciences industries for developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and anti-inflammatory pathways.
• Agrochemical Research: Used as a building block for developing new herbicides, fungicides, and insecticides with specific modes of action.
• Material Science: Serves as a monomer or functional additive in the development of advanced polymers and liquid crystals.
• Organic Synthesis: A versatile scaffold for constructing complex heterocyclic compounds in academic and industrial research laboratories.
• Chemical Reference Standard: Utilized in analytical laboratories for method development, calibration, and quality control of related substances.

Basic Information

Product Name	5-Methoxy-3-Phenylisoxazole
CAS No.	18803-02-6
Molecular Formula	C10H9NO2
Molecular Weight	175.18 g/mol
Synonyms	3-Phenyl-5-methoxyisoxazole; 5-Methoxy-3-phenyl-1,2-oxazole; 5-Methoxy-3-phenyl-1,2-oxazole; 18803-02-6; NSC 163045; 3-Phenyl-5-methoxy-1,2-oxazole; 5-Methoxy-3-phenylisoxazole; 5-Methoxy-3-phenyl-1,2-oxazole
EINECS	Contact for details

Quality Control

Our 5-Methoxy-3-Phenylisoxazole is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents.

Specification

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