Description

Benzene, 1-[(Trans,Trans)-4'-Ethenyl[1,1'-Bicyclohexyl]-4-Yl]-4-Ethoxy-2,3-Difluoro- is a high-purity, structurally complex organic compound designed for advanced material synthesis. This specialty chemical serves as a critical advanced intermediate or monomer in the development of next-generation functional materials, where its specific stereochemistry and fluorinated aromatic core are essential for performance. It is primarily required by R&D laboratories and industrial manufacturers in the fields of liquid crystal displays (LCDs), organic electronics, and pharmaceutical research.

Application

• Liquid Crystal Material Synthesis: A key intermediate for producing high-performance liquid crystal compounds used in advanced display technologies (LCDs, OLEDs).
• Organic Semiconductor Development: Serves as a building block for novel organic electronic materials due to its conjugated system and fluorine substituents.
• Pharmaceutical Intermediate: Used in the research and development of complex drug molecules, particularly where a rigid, fluorinated biphenyl-like structure is required.
• Advanced Polymer Monomer: Incorporated into specialty polymers to impart specific optical, electronic, or thermal properties.
• Chemical Research & Development: Employed as a sophisticated reagent in organic synthesis for constructing complex molecular architectures.
• Optical Material Precursor: Used in the development of materials with specific light-modulating or nonlinear optical properties.

Basic Information

Product Name	Benzene, 1-[(Trans,Trans)-4'-Ethenyl[1,1'-Bicyclohexyl]-4-Yl]-4-Ethoxy-2,3-Difluoro-
CAS No.	253676-69-6
Molecular Formula	C28H34F2O
Molecular Weight	424.57 g/mol
Synonyms	4-Ethoxy-2,3-difluoro-4'-(trans,trans-4-vinylbicyclohexyl)biphenyl; 1-Ethoxy-2,3-difluoro-4-[4'-(trans,trans-4-vinylbicyclohexyl)]benzene; Difluoroethoxyvinylbicyclohexylbiphenyl; VHDFB (abbreviation); LCD Monomer Intermediate; 4-Ethoxy-2,3-difluoro-4'-(trans,trans-4-ethenylbicyclohexyl)-1,1'-biphenyl; [1,1'-Biphenyl]-4-carbonitrile, 4'-(4-ethenylcyclohexyl)-[1,1'-bi(cyclohexane)]-4-carbonitrile derivative
EINECS	Contact for details

Quality Control

Our production of Benzene, 1-[(Trans,Trans)-4'-Ethenyl[1,1'-Bicyclohexyl]-4-Yl]-4-Ethoxy-2,3-Difluoro- adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity, critical for sensitive electronic and pharmaceutical applications. Each lot is analyzed using advanced chromatographic and spectroscopic techniques (HPLC, GC, NMR). Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided and can be tailored to meet specific customer or ISO quality management standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. For long-term storage, consider an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0% (Area %)
Related Substances (HPLC)	Total impurities ≤ 2.0%
Individual Unknown Impurity	≤ 0.5%
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.