Description

trans-4'-Cyano[1,1'-Biphenyl]-4-Yl 4-Ethylcyclohexanecarboxylate CAS NO 67284-56-4 is a high-purity, advanced organic intermediate characterized by its rigid biphenyl core and cyano functional group. This compound is critical for the synthesis of complex molecules where precise molecular architecture and electronic properties are required. It is primarily sought after by research and development teams in the pharmaceutical and advanced materials sectors for applications in liquid crystal displays (LCDs) and organic light-emitting diodes (OLEDs).

Application

• Liquid Crystal (LC) Material Synthesis: A key intermediate for manufacturing high-performance liquid crystals used in display technologies, including TFT-LCDs.
• Organic Electronic Materials: Serves as a building block for electron-transport or host materials in OLED devices.
• Pharmaceutical Intermediates: Used in the research and development of active pharmaceutical ingredients (APIs) with specific steric and electronic profiles.
• Advanced Polymer Chemistry: Acts as a monomer or cross-linking agent for creating specialty polymers with enhanced thermal and optical properties.
• Chemical Research & Development: A valuable reagent for academic and industrial research in organic synthesis and materials science.

Basic Information

Product Name	trans-4'-Cyano[1,1'-Biphenyl]-4-Yl 4-Ethylcyclohexanecarboxylate
CAS No.	67284-56-4
Molecular Formula	C22H23NO2
Molecular Weight	333.43 g/mol
Synonyms	4-Ethylcyclohexanecarboxylic Acid 4'-Cyanobiphenyl-4-yl Ester; 4'-Cyano-4-biphenylyl 4-Ethylcyclohexanecarboxylate; trans-4-Ethylcyclohexanecarboxylic Acid 4'-Cyanobiphenyl-4-yl Ester; 4-(trans-4-Ethylcyclohexylcarbonyloxy)-4'-cyanobiphenyl; LC Ester Intermediate; Biphenyl Liquid Crystal Derivative; 4-Cyano-4'-(trans-4-ethylcyclohexanecarbonyloxy)biphenyl
EINECS	Contact for details

Quality Control

Our trans-4'-Cyano[1,1'-Biphenyl]-4-Yl 4-Ethylcyclohexanecarboxylate is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and isomeric consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with each 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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0% (Area %)
Isomeric Purity (trans-isomer)	≥ 99.0%
Loss on Drying	≤ 0.5%

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