Description

N,N'-Bis(3-Methylphenyl)-N,N'-Bis(Phenyl)Benzidine is a high-purity organic compound widely recognized as a critical hole-transport material (HTM) in advanced electronics. Its value lies in its excellent charge carrier mobility and thermal stability, which are essential for device performance and longevity. This compound is primarily needed by manufacturers in the organic light-emitting diode (OLED) and organic photovoltaic (OPV) sectors, as well as by research institutions developing next-generation electronic materials.

Application

• Hole-Transport Layer (HTL) in OLED Displays & Lighting: A key component in the emissive layer stack for smartphones, TVs, and solid-state lighting, enabling efficient hole injection and transport.
• Organic Photovoltaic (OPV) Cells: Used in the active layer of solar cells to facilitate the separation and transport of photogenerated charge carriers.
• Electrophotographic Photoreceptors: Serves as a charge transport material in photocopiers and laser printers.
• Chemical Intermediate for Advanced Materials: A building block for synthesizing more complex organic semiconductors and electroactive polymers.
• Research & Development: Utilized in academic and industrial labs for developing new organic electronic devices, including sensors and transistors.

Basic Information

Product Name	N,N'-Bis(3-Methylphenyl)-N,N'-Bis(Phenyl)Benzidine
CAS No.	65181-78-4
Molecular Formula	C38H32N2
Molecular Weight	516.68 g/mol
Synonyms	N,N'-Di-3-tolyl-N,N'-diphenylbenzidine; TPD; N,N'-Bis(3-methylphenyl)-N,N'-diphenyl-[1,1'-biphenyl]-4,4'-diamine; N,N'-Diphenyl-N,N'-bis(3-methylphenyl)-1,1'-biphenyl-4,4'-diamine; Hole Transport Material TPD; Benzidine, N,N'-bis(3-methylphenyl)-N,N'-diphenyl-; 4,4'-Bis(3-methylphenylphenylamino)biphenyl
EINECS	Contact for details

Quality Control

Our N,N'-Bis(3-Methylphenyl)-N,N'-Bis(Phenyl)Benzidine is produced under strict quality management systems to ensure batch-to-batch consistency for sensitive electronic applications. Each lot undergoes rigorous analytical testing, including HPLC for purity and identity confirmation. A comprehensive Certificate of Analysis (COA) detailing purity, impurity profile, and physical characteristics is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C) under an inert atmosphere (e.g., nitrogen or argon) to prevent oxidation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 99.0% (Electronic Grade)
Melting Point	190 - 195 °C
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.