Description

4,4',4''-Tris(n-3-Methylphenyl-n-Phenylamino)Triphenylamine is a high-performance hole transport material (HTM) and organic semiconductor. Its value lies in its excellent charge carrier mobility and thermal stability, which are critical for device efficiency and longevity. This compound is essential for manufacturers and researchers in the organic light-emitting diode (OLED) and organic photovoltaic (OPV) industries, where it serves as a key functional layer.

Application

• Hole Transport/Injection Layer in OLED Displays & Lighting: A core component for efficient hole injection and transport in both small-molecule and polymer-based OLED devices for TVs, smartphones, and solid-state lighting.
• Hole Transport Material in Organic Solar Cells (OPVs): Used to facilitate the extraction and transport of positive charges (holes) in the photoactive layer, enhancing the power conversion efficiency of solar cells.
• Key Component in Perovskite Solar Cells: Employed as a hole-transporting layer in perovskite-based photovoltaic devices to improve stability and performance.
• Organic Field-Effect Transistors (OFETs): Functions as a p-type semiconductor material in the active channel layer of OFETs for flexible electronics and sensors.
• Photoconductors and Xerographic Devices: Utilized in the charge generation and transport layers of photocopiers and laser printers.
• Electrochromic Devices: Acts as an active material in smart windows and displays that change color or opacity with applied voltage.
• Chemical Synthesis Intermediate: Serves as a sophisticated building block for synthesizing more complex organic electronic materials and dyes.
• Academic & Industrial R&D: A critical material for research into new organic electronic devices, charge transport mechanisms, and material science.

Basic Information

Product Name	4,4',4''-Tris(n-3-Methylphenyl-n-Phenylamino)Triphenylamine
CAS No.	124729-98-2
Molecular Formula	C57H45N4
Molecular Weight	785.99 g/mol
Synonyms	m-MTDATA; 4,4',4''-Tris[(3-methylphenyl)phenylamino]triphenylamine; Tris[4-(3-methylphenylphenylamino)phenyl]amine; 4,4',4''-Tris(N-3-methylphenyl-N-phenylamino)triphenylamine; N,N',N''-Tris[4-(diphenylamino)phenyl]-N,N',N''-tris(3-methylphenyl)-1,3,5-benzenetriamine; Hole Transport Material m-MTDATA; HTM 1; Star-shaped triarylamine derivative
EINECS	Contact for details

Quality Control

Our 4,4',4''-Tris(n-3-Methylphenyl-n-Phenylamino)Triphenylamine is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity, which is vital for electronic device performance. Each lot undergoes comprehensive analytical testing, including HPLC for purity and impurity profiling, NMR for structural confirmation, and DSC/TGA for thermal property verification. A detailed Certificate of Analysis (COA) is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. For long-term storage, keep the container under an inert atmosphere (argon or nitrogen) at a controlled room temperature (15-25°C) in a cool, dry, and well-ventilated area. This material is light-sensitive and easily oxidized; minimize exposure to air and light during handling.

Specification

Item	Specification
Appearance	Yellow to greenish-yellow powder or crystalline solid
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 99.0% (Area %)
Melting Point	285 - 295 °C
Glass Transition Temperature (Tg)	~78 °C
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm
Residual Solvents (GC)	Meets ICH guidelines

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