Description

1-[2-[2,3-Difluoro-4-(trans-4-Pentylcyclohexyl)Phenyl]Ethynyl]-4-Ethoxy-2,3-Difluoro- Benzene is a high-purity, advanced organic intermediate characterized by its complex difluorinated and ethynyl-bridged structure. This compound matters for its role as a critical building block in the synthesis of sophisticated liquid crystal materials and other high-performance organic electronic components. It is primarily needed by manufacturers in the display technology, specialty polymer, and advanced materials sectors who require precise molecular architecture for tuning optical and electronic properties.

Application

• Liquid Crystal (LC) Mixtures: A key monomeric component for high-performance nematic and ferroelectric liquid crystals used in advanced displays (LCDs).
• Organic Light-Emitting Diodes (OLEDs): Serves as a precursor or dopant material in the development of electron-transport or emissive layers.
• Non-linear Optical (NLO) Materials: Used in research and production of materials for photonics, optical switching, and frequency conversion applications.
• Pharmaceutical Intermediates: Acts as a specialized fluorinated building block for the synthesis of complex active pharmaceutical ingredients (APIs).
• Advanced Polymer Synthesis: Incorporated into polymer backbones to create materials with specific dielectric, thermal, and solubility properties.
• Research & Development: Utilized in academic and industrial R&D for exploring new fluorinated organic compounds and their properties.

Basic Information

Product Name	1-[2-[2,3-Difluoro-4-(trans-4-Pentylcyclohexyl)Phenyl]Ethynyl]-4-Ethoxy-2,3-Difluoro- Benzene
CAS No.	928208-51-9
Molecular Formula	C27H30F4O
Molecular Weight	446.53 g/mol
Synonyms	4-Ethoxy-2,3-difluoro-1-[2-[2,3-difluoro-4-(trans-4-pentylcyclohexyl)phenyl]ethynyl]benzene; 1-Ethoxy-2,3-difluoro-4-[2-[2,3-difluoro-4-(trans-4-pentylcyclohexyl)phenyl]ethynyl]benzene; Difluoro-ethynyl-bridged liquid crystal intermediate; trans-4-Pentyl-(1,1'-biphenyl)-4-carbonitrile derivative (structural analog); PCH-5F (common industry abbreviation for pentylcyclohexyl-based fluorinated compounds); LC Monomer 928208-51-9
EINECS	Contact for details

Quality Control

Our 1-[2-[2,3-Difluoro-4-(trans-4-Pentylcyclohexyl)Phenyl]Ethynyl]-4-Ethoxy-2,3-Difluoro- Benzene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and elemental analysis, to ensure high chemical purity and structural integrity suitable for advanced material synthesis. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This compound is light-sensitive (store away from light) and should be handled under an inert atmosphere when appropriate for prolonged storage to prevent potential degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0% (Area %)
Related Substances (HPLC)	Total impurities ≤ 2.0%
Any single impurity	≤ 0.5%
Melting Point	Contact for details
Residue on Ignition	≤ 0.1%

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