Description

4-Ethyl-2-Fluoro-1,1'-Biphenyl is a high-purity fluorinated biphenyl derivative, a key structural motif in advanced organic synthesis. This compound is valued for its role as a versatile building block in the development of pharmaceuticals and functional materials, where its specific substitution pattern can modulate electronic properties and biological activity. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for creating novel active ingredients and specialty chemicals.

Application

• Pharmaceutical Intermediate: A crucial building block for the synthesis of novel active pharmaceutical ingredients (APIs), particularly in drug discovery programs targeting central nervous system (CNS) and inflammatory diseases.
• Agrochemical Synthesis: Used in the research and development of new-generation herbicides, fungicides, and insecticides, where the fluorine atom enhances metabolic stability and bioavailability.
• Liquid Crystal & OLED Materials: Serves as a core structural unit in the design of fluorinated liquid crystals and organic light-emitting diode (OLED) materials, contributing to improved thermal stability and electronic performance.
• Organic Synthesis Building Block: Employed in cross-coupling reactions (e.g., Suzuki, Negishi) to introduce the fluorinated biphenyl moiety into more complex molecular architectures.
• Material Science Research: Investigated for use in the development of advanced polymers and organic semiconductors due to its potential to influence charge transport properties.

Basic Information

Product Name	4-Ethyl-2-Fluoro-1,1'-Biphenyl
CAS No.	55258-76-9
Molecular Formula	C14H13F
Molecular Weight	200.25 g/mol
Synonyms	2-Fluoro-4-ethylbiphenyl; 1-Ethyl-4-fluoro-3-phenylbenzene; 4-Ethyl-2-fluorobiphenyl; [1,1'-Biphenyl]-4-ethyl-2-fluoro; Biphenyl, 4-ethyl-2-fluoro-; 2-Fluoro-4-ethyl-1,1'-biphenyl
EINECS	Contact for details

Quality Control

Our 4-Ethyl-2-Fluoro-1,1'-Biphenyl is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and consistency. Certificates of Analysis (COA) detailing purity, identity, 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, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details

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