Description

4-Phenoxystyrene is a versatile styrene derivative characterized by a phenoxy substituent on the vinyl aromatic ring. This compound matters as a high-value monomer and chemical intermediate, enabling the synthesis of specialized polymers with tailored properties such as enhanced thermal stability, refractive index, and chemical resistance. Industries requiring advanced material performance, including specialty polymer manufacturing, advanced resin formulation, and organic synthesis for electronics, are key users of this product.

Application

• Specialty Polymer Synthesis: Serves as a key monomer for producing modified polystyrene and copolymers with specific optical or thermal characteristics.
• Advanced Resin Formulation: Used in the development of high-performance coatings, adhesives, and composite matrices where enhanced durability is required.
• Organic Electronic Materials: Acts as a precursor or building block in the synthesis of organic semiconductors and charge-transport materials.
• Photoresist and Lithography Chemicals: Employed in the formulation of advanced photoresists for microelectronics and semiconductor fabrication.
• Pharmaceutical Intermediates: Utilized as a synthetic building block in the research and development of active pharmaceutical ingredients (APIs).
• Liquid Crystal & Display Materials: Incorporated into the synthesis of monomers for liquid crystal polymers and display component materials.

Basic Information

Item	Detail
Product Name	4-Phenoxystyrene
CAS No.	4973-29-9
Molecular Formula	C14H12O
Molecular Weight	196.24 g/mol
Synonyms	p-Phenoxystyrene; 4-Ethenylphenoxybenzene; 1-Ethenyl-4-phenoxybenzene; 4-Vinylphenoxybenzene; 4-Phenoxyphenylethylene; (4-Phenoxyphenyl)ethylene; 4-Phenoxystyrene monomer; Phenoxy styrene
EINECS	225-615-7

Quality Control

Our 4-Phenoxystyrene is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including assay, purity profiling, and impurity identification, to ensure it meets exacting standards. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is easily oxidized (store under inert atmosphere) and is compatible with strong acid/organic solvent environments. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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