Description

1,4-Difluorobenzene is a high-purity aromatic fluorinated compound that serves as a critical building block in advanced chemical synthesis. Its unique structure, featuring fluorine atoms in the para position, makes it an essential intermediate for creating complex molecules with tailored properties. This product is primarily utilized by the pharmaceutical, agrochemical, and specialty chemical industries for research, development, and large-scale manufacturing processes.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring fluorinated aromatic rings to enhance metabolic stability and bioavailability.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and pesticides where the difluorobenzene moiety contributes to product efficacy and environmental profile.
• Liquid Crystal Materials: Serves as a fundamental component in the manufacture of fluorinated liquid crystals for display technologies (LCDs).
• Polymer & Material Science: Acts as a monomer or modifying agent in the synthesis of high-performance polymers, including engineering plastics and specialty resins.
• Organic Synthesis & R&D: A versatile reagent for introducing fluorine atoms into complex organic molecules in research laboratories and process development.
• Electronics Industry: Used in the production of dielectric fluids and other electronic chemicals.

Basic Information

Product Name	1,4-Difluorobenzene
CAS No.	1423-09-2
Molecular Formula	C6H4F2
Molecular Weight	114.09 g/mol
Synonyms	p-Difluorobenzene; 1,4-DFB; Benzene, 1,4-difluoro-; p-Fluorophenyl fluoride; 4-Fluorophenyl fluoride; 1,4-Difluorobenzol; FFC 134
EINECS	215-824-5

Quality Control

Our 1,4-Difluorobenzene is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including Gas Chromatography (GC) and NMR, to ensure it meets the highest standards of purity and consistency. 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 as required.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials. Due to its highly volatile nature, ensure containers are kept tightly sealed when not in use to prevent evaporation and maintain product integrity. Recommended storage temperature is 2-25°C.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms
Assay (GC)	≥ 99.0%
Water Content (KF)	≤ 0.1%
Related Substances (GC)	Total impurities ≤ 1.0%
Density (20°C)	1.17 - 1.18 g/mL
Boiling Point	88 - 90°C
Refractive Index (n20D)	1.442 - 1.444

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