Description

[1,1'-Biphenyl]-4,4'-Diamine, N4,N4'-Bis(3-Bromophenyl)-N4,N4'-Diphenyl- is a high-purity, functionalized biphenyl diamine derivative, serving as a critical advanced intermediate for the synthesis of sophisticated organic materials. Its value lies in its unique molecular architecture, which incorporates multiple aromatic rings and bromine substituents, enabling precise structural modifications and property tuning in target molecules. This compound is essential for R&D and production in industries focused on advanced electronics, specialty polymers, and pharmaceutical chemistry, where it acts as a key building block for high-performance materials.

Application

• Organic Light-Emitting Diode (OLED) Materials: As a core intermediate for the synthesis of hole-transporting materials (HTMs) and host materials in display and lighting technologies.
• Pharmaceutical Intermediates: Used in the research and development of novel active pharmaceutical ingredients (APIs), particularly those requiring complex, multi-aryl amine structures.
• Specialty Polymer Synthesis: Serves as a monomer or cross-linking agent for producing high-temperature resistant polymers, polyimides, and advanced epoxy resins.
• Liquid Crystal Materials: A key precursor in the manufacture of liquid crystal compounds for display applications.
• Organic Photovoltaic (OPV) Cells: Employed in the development of donor or acceptor materials for next-generation solar cells.
• Corrosion Inhibitors & Additives: Used in formulating high-performance additives for lubricants and coatings.
• Chemical Research & Development: A versatile building block in academic and industrial labs for creating novel conjugated molecules and ligands for catalysis.

Basic Information

Product Name	[1,1'-Biphenyl]-4,4'-Diamine, N4,N4'-Bis(3-Bromophenyl)-N4,N4'-Diphenyl-
CAS No.	121246-40-0
Molecular Formula	C36H26Br2N4
Molecular Weight	674.43 g/mol
Synonyms	N4,N4'-Bis(3-bromophenyl)-N4,N4'-diphenyl-[1,1'-biphenyl]-4,4'-diamine; 4,4'-Bis[N,N-bis(3-bromophenyl)amino]biphenyl; 3-Br-TPD; N4,N4'-Di(3-bromophenyl)-N4,N4'-diphenylbiphenyl-4,4'-diamine; Bis(3-bromophenyl)-bis(phenyl)-[1,1'-biphenyl]-4,4'-diamine; TPD-Br derivative; Hole transport material intermediate
EINECS	Contact for details

Quality Control

Our production of [1,1'-Biphenyl]-4,4'-Diamine, N4,N4'-Bis(3-Bromophenyl)-N4,N4'-Diphenyl- adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and elemental analysis. A detailed Certificate of Analysis (COA) documenting all test results 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). This compound is light-sensitive (store away from light) and easily oxidized (store under inert atmosphere). For long-term storage, consider packaging under an inert gas such as nitrogen or argon.

Specification

Item	Specification
Appearance	White to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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