Description

4-Fluorostyrene is a versatile fluorinated aromatic monomer essential for introducing fluorine atoms into polymer backbones and fine chemical structures. This compound is valued for its ability to impart unique properties such as enhanced chemical resistance, thermal stability, and altered electronic characteristics to advanced materials. It is a critical building block for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries seeking to develop next-generation products with tailored performance.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the development of fluorinated active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the production of advanced fluorinated pesticides and herbicides to improve efficacy and environmental profile.
• Specialty Polymer Production: A fundamental monomer for synthesizing fluorinated polystyrene derivatives, liquid crystal polymers (LCPs), and other high-performance resins.
• Material Science Research: Employed in R&D for creating novel fluorinated coatings, adhesives, and electronic materials with specific surface properties.
• Organic Synthesis Building Block: Utilized in cross-coupling reactions (e.g., Suzuki, Heck) and other transformations to construct complex fluorinated aromatic systems.

Basic Information

Product Name	4-Fluorostyrene
CAS No.	405-99-2
Molecular Formula	C8H7F
Molecular Weight	122.14 g/mol
Synonyms	p-Fluorostyrene; 1-Fluoro-4-vinylbenzene; 4-Ethenyl-1-fluorobenzene; 4-Vinylfluorobenzene; (4-Fluorophenyl)ethylene; FSty; 4-Fluoro styrene; 405-99-2
EINECS	206-983-3

Quality Control

Our 4-Fluorostyrene is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including Gas Chromatography (GC) and Nuclear Magnetic Resonance (NMR), to ensure high purity and consistent performance. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications. We support our global clients with full regulatory documentation.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials such as strong acids and oxidizers. Due to its highly volatile nature, keep containers tightly sealed when not in use. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%

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