Description

1-Fluoro-4-Prop-2-Ynyl-Benzene is a versatile aromatic building block featuring both a fluorine substituent and a terminal alkyne functional group. This unique bifunctional structure makes it a critical intermediate for the synthesis of more complex molecules in advanced research and development. It is primarily sought after by pharmaceutical, agrochemical, and material science industries for applications in medicinal chemistry, ligand synthesis, and polymer cross-linking.

Application

• Pharmaceutical Intermediate: A key synthon in the development of active pharmaceutical ingredients (APIs), particularly for creating fluorinated analogs and via Sonogashira cross-coupling reactions.
• Agrochemical Synthesis: Used in the research and production of novel herbicides, fungicides, and pesticides where the fluorine atom enhances biological activity and metabolic stability.
• Material Science & Polymer Chemistry: Serves as a monomer or cross-linking agent for the synthesis of specialty polymers, resins, and advanced materials with tailored properties.
• Ligand & Catalyst Development: Employed in organometallic chemistry to create sophisticated ligands for catalysis and molecular recognition applications.
• Chemical Research (R&D): A valuable reagent in academic and industrial laboratories for exploring new synthetic pathways and creating compound libraries for screening.
• Liquid Crystal & OLED Materials: Acts as a precursor in the synthesis of fluorinated organic electronic materials for displays and lighting.

Basic Information

Product Name	1-Fluoro-4-Prop-2-Ynyl-Benzene
CAS No.	70090-68-5
Molecular Formula	C9H7F
Molecular Weight	134.15 g/mol
Synonyms	4-Ethynylfluorobenzene; 1-Ethynyl-4-fluorobenzene; p-Ethynylfluorobenzene; 4-Fluorophenylacetylene; (4-Fluorophenyl)ethyne; 4-Fluoro-1-ethynylbenzene; 1-Fluoro-4-ethynylbenzene; 70090-68-5
EINECS	Contact for details

Quality Control

Our 1-Fluoro-4-Prop-2-Ynyl-Benzene is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including GC, HPLC, and NMR, 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 and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated place at room temperature (15-25°C). Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use and stored away from heat and ignition sources.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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