Description

4-((4-Ethyl-2,6-Difluorphenyl)-Ethinyl)-4′-Propylbiphenyl is a high-purity, advanced organic intermediate characterized by its unique biphenyl core with ethynyl and fluorinated aromatic substituents. This compound matters for its role as a critical building block in the synthesis of sophisticated liquid crystal materials and organic electronic components. It is primarily needed by manufacturers in the display technology, specialty polymer, and advanced materials sectors seeking to develop next-generation electro-optical devices.

Application

• Liquid Crystal (LC) Material Synthesis: A key precursor for high-performance nematic and ferroelectric liquid crystals used in displays (LCDs).
• Organic Light-Emitting Diodes (OLEDs): Serves as a core structure for electron-transport materials or host materials in OLED fabrication.
• Organic Semiconductor Development: Used in research and production of organic field-effect transistors (OFETs) and photovoltaic cells.
• Pharmaceutical Intermediates: Potential building block for complex molecules in medicinal chemistry due to its rigid, fluorinated structure.
• Advanced Polymer Modifiers: Incorporated into polymer chains to enhance thermal stability, optical properties, and dielectric characteristics.
• Non-linear Optical (NLO) Materials: Investigated for use in materials with applications in photonics and telecommunications.

Basic Information

Product Name	4-((4-Ethyl-2,6-Difluorphenyl)-Ethinyl)-4′-Propylbiphenyl
CAS No.	221526-72-3
Molecular Formula	C25H22F2
Molecular Weight	360.44 g/mol
Synonyms	4-[2-(4-Ethyl-2,6-difluorophenyl)ethynyl]-4'-propyl-1,1'-biphenyl; 4'-Propyl-4-[(4-ethyl-2,6-difluorophenyl)ethynyl]biphenyl; 1,1'-Biphenyl, 4-[2-(4-ethyl-2,6-difluorophenyl)ethynyl]-4'-propyl-; 4-Ethyl-2,6-difluoro-4'-propyltolane; Difluorinated Biphenyl Acetylene Derivative
EINECS	Contact for details

Quality Control

Our 4-((4-Ethyl-2,6-Difluorphenyl)-Ethinyl)-4′-Propylbiphenyl is produced under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure compliance with exacting purity standards required for electronic and display applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee supply reliability and batch-to-batch consistency for your critical processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents. For long-term storage under inert atmosphere, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0% (Area %)
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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