Description

trans-1-(2-(4-Ethylphenyl)Ethynyl)-4-(4-Propylcyclohexyl)Benzene is a high-purity, advanced organic intermediate characterized by its specific trans-configuration and rigid, elongated molecular structure. This compound matters for its role as a critical building block in the synthesis of sophisticated liquid crystal materials and other functional organic molecules. It is primarily needed by manufacturers in the electronics, advanced materials, and specialty chemical sectors for developing high-performance displays and optical devices.

Application

• Liquid Crystal (LC) Mixtures: A key monomeric component for synthesizing nematic and ferroelectric liquid crystals used in high-resolution displays (LCDs).
• Organic Electronic Materials: Serves as a precursor in the development of organic semiconductors and charge-transport materials for OLEDs and OFETs.
• Nonlinear Optical (NLO) Materials: Used in research and production of materials for photonic applications, including optical switching and frequency conversion.
• Pharmaceutical Intermediates: Acts as a specialized synthon in the multi-step synthesis of complex, biologically active molecules.
• Polymer Science: Incorporated into polymer backbones to create materials with tailored thermal, mechanical, and optical properties.
• Chemical Research & Development: Employed as a model compound or building block in academic and industrial R&D for novel material discovery.

Basic Information

Item	Detail
Product Name	trans-1-(2-(4-Ethylphenyl)Ethynyl)-4-(4-Propylcyclohexyl)Benzene
CAS No.	202205-77-4
Molecular Formula	C25H30
Molecular Weight	330.51 g/mol
Synonyms	4'-(trans-4-Propylcyclohexyl)-4-ethyltolane; 1-Ethyl-4-[(4-propylcyclohexyl)ethynyl]benzene (trans-); 4-Ethyl-4'-(trans-4-propylcyclohexyl)tolan; trans-4-Ethyl-4'-(4-propylcyclohexyl)tolan; 4-(trans-4-Propylcyclohexyl)phenyl 4-ethylphenylacetylene; LC Monomer 202205-77-4; Tolane derivative LC intermediate
EINECS	Contact for details

Quality Control

Our trans-1-(2-(4-Ethylphenyl)Ethynyl)-4-(4-Propylcyclohexyl)Benzene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and isomeric consistency. Certificates of Analysis (COA) with detailed chromatographic data are provided to guarantee traceability and compliance with your specific application requirements.

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). Keep away from strong oxidizing agents. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (HPLC/GC)	Conforms
Purity (HPLC)	≥ 98.0% (Area %)
Isomeric Purity (trans-)	≥ 99.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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