Description

4,4'-Dimethyloctafluorobiphenyl is a high-purity fluorinated aromatic compound, serving as a critical building block in advanced material synthesis. Its value lies in the unique combination of thermal stability, chemical resistance, and electronic properties imparted by its perfluorinated biphenyl core with methyl substituents. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries, where it is used to develop novel active ingredients and high-performance materials.

Application

• Pharmaceutical Intermediate: Key synthon for the development of fluorinated drug candidates, leveraging fluorine's ability to enhance metabolic stability and bioavailability.
• Agrochemical Synthesis: Building block for advanced pesticides and herbicides, where the fluorinated structure contributes to improved efficacy and environmental persistence.
• Liquid Crystal & OLED Materials: Core component in the synthesis of fluorinated liquid crystals and organic light-emitting diode (OLED) materials, offering excellent thermal and oxidative stability.
• Specialty Polymer Monomer: Used to create high-performance polymers with enhanced chemical resistance, low dielectric constants, and superior thermal properties for electronics and aerospace.
• Cross-Coupling Reactions: Valuable substrate in Suzuki, Stille, and other palladium-catalyzed cross-coupling reactions to construct complex, polyfluorinated biaryl systems.
• Chemical Research & Development: A versatile reagent for academic and industrial R&D focused on organofluorine chemistry and material science.

Basic Information

Item	Detail
Product Name	4,4'-Dimethyloctafluorobiphenyl
CAS No.	26475-18-3
Molecular Formula	C14H6F8
Molecular Weight	326.19 g/mol
Synonyms	Octafluoro-4,4'-dimethylbiphenyl; 4,4'-Dimethyloctafluoro-1,1'-biphenyl; 2,2',3,3',5,5',6,6'-Octafluoro-4,4'-dimethylbiphenyl; 1,1'-Biphenyl, 4,4'-dimethyloctafluoro-; Perfluoro-4,4'-dimethylbiphenyl; 4,4'-Dimethylperfluorobiphenyl; Bis(4-methyl-2,3,5,6-tetrafluorophenyl)
EINECS	Contact for details

Quality Control

Every batch of 4,4'-Dimethyloctafluorobiphenyl is manufactured under strict quality management systems. We employ advanced analytical techniques including GC, HPLC, NMR, and GC-MS to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and physical characteristics is provided with each shipment, ensuring full traceability and compliance with your research or production requirements.

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 heat, sparks, and open flame. The container should be kept tightly sealed in a dry environment to prevent moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (GC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 10 ppm

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