Description

4-Bromo-4'-Ethylbiphenyl is a high-purity organic intermediate characterized by its biphenyl core structure substituted with bromine and ethyl functional groups. This compound matters for its role as a versatile building block in advanced material synthesis and pharmaceutical research, offering precise reactivity for cross-coupling reactions. It is needed by R&D chemists and process engineers in the pharmaceutical, liquid crystal display (LCD), and organic light-emitting diode (OLED) material industries.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates, particularly those requiring a functionalized biphenyl scaffold.
• Liquid Crystal (LC) Material Synthesis: Used in the production of nematic and smectic liquid crystals for display applications, where the ethyl and bromo groups help fine-tune mesomorphic properties.
• Organic Electronic Materials: Acts as a building block for hole-transporting materials (HTMs), host materials, or emitters in OLED and organic photovoltaic (OPV) device research.
• Cross-Coupling Reactions: The bromine atom makes it an excellent substrate for Suzuki, Heck, and other palladium-catalyzed cross-coupling reactions to create complex conjugated systems.
• Ligand and Catalyst Development: Utilized in the preparation of specialized phosphine or nitrogen-based ligands for asymmetric catalysis.
• Chemical Research & Development: Employed in academic and industrial labs for exploring new organic reactions and synthesizing novel aromatic compounds.

Basic Information

Product Name	4-Bromo-4'-Ethylbiphenyl
CAS No.	58793-79-6
Molecular Formula	C14H13Br
Molecular Weight	261.16 g/mol
Synonyms	1-Bromo-4-(4-ethylphenyl)benzene; 4'-Ethyl-4-bromobiphenyl; p-Bromo-p'-ethylbiphenyl; [1,1'-Biphenyl]-4-bromo-4'-ethyl; 4-(4-Bromophenyl)ethylbenzene; 4-Ethyl-4'-bromobiphenyl
EINECS	Contact for details

Quality Control

Our 4-Bromo-4'-Ethylbiphenyl is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and identity confirmation. Certificates of Analysis (COA) detailing purity, impurity profile, and physical characteristics are available upon request 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 strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 20 ppm

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