Description

1-[[4-(trans-4-Ethylcyclohexyl)Phenyl]Ethynyl]-4-Propylbenzene is a high-purity, advanced organic intermediate belonging to a class of substituted tolane derivatives. This compound is valued for its rigid, linear molecular structure and specific electronic properties, making it a critical component in the development of high-performance materials. It is primarily sought by R&D and production teams in the advanced liquid crystal, organic electronics, and specialty polymer industries for synthesizing novel functional materials.

Application

• Liquid Crystal Displays (LCDs): A key intermediate for synthesizing nematic liquid crystal mixtures used in high-resolution TFT-LCD panels for televisions, monitors, and smartphones.
• Organic Light-Emitting Diodes (OLEDs): Serves as a building block for electron-transport or host materials in OLED device fabrication.
• Non-linear Optical (NLO) Materials: Used in research for developing materials with applications in optical switching, frequency doubling, and telecommunications.
• Specialty Polymers: Acts as a monomer or cross-linking agent for creating polymers with enhanced thermal stability and specific optoelectronic characteristics.
• Pharmaceutical Intermediates: Employed in the synthesis of complex organic molecules for pharmaceutical research and development.
• Chemical Research: Utilized as a standard or reagent in academic and industrial research exploring structure-property relationships in organic semiconductors.

Basic Information

Product Name	1-[[4-(trans-4-Ethylcyclohexyl)Phenyl]Ethynyl]-4-Propylbenzene
CAS No.	100558-65-4
Molecular Formula	C25H30
Molecular Weight	330.51 g/mol
Synonyms	4'-(trans-4-Ethylcyclohexyl)-4-propyltolane; 4-Propyl-4'-(trans-4-ethylcyclohexyl)tolan; 1-Ethynyl-4-[(trans-4-ethylcyclohexyl)phenyl]-2-propylbenzene; (4-Propylphenyl)[4-(trans-4-ethylcyclohexyl)phenyl]acetylene; trans-4-Ethyl-1-[4-(4-propylphenylethynyl)phenyl]cyclohexane; Tolane derivative LC-100558; ECPPT; 4-Propyl-4'-(trans-4-ethyl-1-cyclohexyl)biphenyl acetylene
EINECS	Contact for details

Quality Control

Our production of 1-[[4-(trans-4-Ethylcyclohexyl)Phenyl]Ethynyl]-4-Propylbenzene adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including HPLC, GC, and NMR to confirm identity, purity, and isomeric composition. A comprehensive Certificate of Analysis (COA) detailing all specifications is 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, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0% (Area %)
trans-Isomer Content (HPLC)	≥ 99.0%
Melting Point	Contact for details
Heavy Metals	< 10 ppm
Residual Solvents (GC)	Meets ICH guidelines

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