Description

N,N'-Bis(3-Methylphenyl)-N,N'-Bis(4-Methylphenyl)-1,1'-Biphenyl-4,4'-Diamine is a high-purity, specialized aromatic diamine derivative that serves as a critical functional intermediate in advanced material synthesis. Its molecular structure makes it a valuable building block for creating complex organic compounds with specific electronic and thermal properties. This product is essential for research and development laboratories and industrial manufacturers in the organic electronics and specialty polymer sectors seeking reliable, high-quality precursors.

Application

• Organic Semiconductor Precursor: A key intermediate in the synthesis of hole-transport materials (HTMs) and other functional layers for organic light-emitting diodes (OLEDs) and organic photovoltaics (OPVs).
• Advanced Polymer Synthesis: Used as a monomer or chain extender in the production of high-performance polyimides, polyamides, and other heat-resistant polymers.
• Photoconductive Material Development: Employed in the research and manufacturing of chemicals for photocopiers, laser printers, and other imaging devices.
• Electrochromic Material Research: Serves as a foundational compound in developing materials that change color or opacity in response to an electrical charge.
• Chemical Intermediate for Dyes & Pigments: Acts as a precursor in the synthesis of complex, high-stability dyes and pigments for specialized applications.
• Pharmaceutical Research Intermediate: Utilized in the discovery and development of novel active pharmaceutical ingredients (APIs) requiring specific aromatic amine frameworks.

Basic Information

Product Name	N,N'-Bis(3-Methylphenyl)-N,N'-Bis(4-Methylphenyl)-1,1'-Biphenyl-4,4'-Diamine
CAS No.	261638-90-8
Molecular Formula	C40H36N2
Molecular Weight	544.73 g/mol
Synonyms	N,N'-Di(3-methylphenyl)-N,N'-di(4-methylphenyl)-[1,1'-biphenyl]-4,4'-diamine; 4,4'-Bis[N,N-bis(3,4-dimethylphenyl)amino]biphenyl (related isomer); N,N,N',N'-Tetrakis(3,4-dimethylphenyl)-[1,1'-biphenyl]-4,4'-diamine; TPD derivative; Aromatic tetraaryldiamine; Hole transport material intermediate; Biphenyl diamine derivative; CAS 261638-90-8
EINECS	Contact for details

Quality Control

Our N,N'-Bis(3-Methylphenyl)-N,N'-Bis(4-Methylphenyl)-1,1'-Biphenyl-4,4'-Diamine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for advanced material synthesis. Certificates of Analysis (COA) detailing batch-specific results 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 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
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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