Description

4'-(4-Ethylcyclohexyl)-3, 4, 5-Trifluorobiphenyl (Related Reference) is a specialized fluorinated biphenyl derivative, a key advanced intermediate in the synthesis of high-performance liquid crystal materials. Its precise molecular structure, featuring a trifluorinated biphenyl core and an ethylcyclohexyl terminal group, is engineered to impart critical electro-optical properties essential for modern display technologies. This compound is primarily required by manufacturers in the electronics and specialty chemicals sectors for developing liquid crystal mixtures used in LCDs, optical films, and other electro-optic devices.

Application

• Liquid Crystal Display (LCD) Manufacturing: A crucial high-purity intermediate for synthesizing nematic and ferroelectric liquid crystal compounds.
• Advanced Optical Materials: Used in the development of optical films, light-modulating devices, and tunable lenses.
• Organic Synthesis Building Block: Serves as a versatile fluorinated aromatic core for pharmaceutical and agrochemical research requiring specific steric and electronic properties.
• Electro-Optic Device Research: Employed in R&D for next-generation displays, including OLED and QLED technologies, due to its stable, fluorinated structure.
• Specialty Polymer Additive: Can be incorporated into polymers to enhance thermal stability, chemical resistance, and optical clarity.

Basic Information

Product Name	4'-(4-Ethylcyclohexyl)-3, 4, 5-Trifluorobiphenyl (Related Reference)
CAS No.	137019-94-4
Molecular Formula	C20H21F3
Molecular Weight	318.38 g/mol
Synonyms	3,4,5-Trifluoro-4'-(4-ethylcyclohexyl)biphenyl; 4-(4-Ethylcyclohexyl)-3',4',5'-trifluorobiphenyl; 1-Ethyl-4-[3,4,5-trifluoro-4-biphenylyl]cyclohexane; 4-(4-Ethylcyclohexyl)-3,4,5-trifluorobiphenyl; Related Reference compound for liquid crystals; Fluorinated biphenyl liquid crystal intermediate; ECH-3,4,5F
EINECS	Contact for details

Quality Control

Our production of 4'-(4-Ethylcyclohexyl)-3, 4, 5-Trifluorobiphenyl adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity, which is critical for sensitive electronic applications. Quality is verified through advanced analytical techniques including HPLC, GC, and NMR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles 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 place at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, handling and packaging should minimize exposure to direct light.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0% (Area %)
Purity (GC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 2.0%

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