N,N,N′,N′-Tetrakis(4-methoxyphenyl)benzidine
N,N,N′,N′-Tetrakis(4-methoxyphenyl)benzidine (CAS: 122738-21-0) is a key organic semiconductor material with the molecular formula C40H36N2O4 and a molecular weight of 608.72 g/mol. This compound is recognised for its excellent air-stable hole transport capabilities, making it valuable in optoelectronic applications such as organic photovoltaics (OPVs) and organic light-emitting diodes (OLEDs). Its ability to efficiently facilitate charge transport contributes to enhanced device performance.
- IUPAC
- MeO-TPD
- Synonyms
- N′-Tetrakis(4-methoxyphenyl)benzidine122738-21-0C40H36N2O4MeO-TPD
Hole Transport Material in OPVs
N,N,N′,N′-Tetrakis(4-methoxyphenyl)benzidine serves as an effective hole transport material in organic photovoltaic (OPV) devices. Doping this compound can further improve charge mobility and the overall efficiency of the solar cell.
Hole Injection Layer in OLEDs
This material is utilised in organic light-emitting diodes (OLEDs) as a hole injection layer. It contributes to increased device brightness, with reported performance reaching up to 14300 cd/m2 at 13V.
Materials Science Research
As a well-characterised organic semiconductor, it is employed in materials science research for developing and understanding new electronic devices and properties.
Organic and Printed Electronics
Its properties make it suitable for use in the broader field of organic and printed electronics, enabling the fabrication of flexible and novel electronic components.
| Molecular weight | 608.72 |
|---|---|
| Empirical formula | C40H36N2O4 |
| Assay | 98% |
| Application | This materials is a popular air stable hole transport material for OPV devices. It is often doped to improve mobility and performance1. IT also increases the brightness of OLED devices (upto 14300 cd/m2 at 13V)2. |
| Melting point | 190-195 °C |
Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Absorption | absorption 353 nm in chloroform |
|---|
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is N,N,N′,N′-Tetrakis(4-methoxyphenyl)benzidine used for?
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N,N,N′,N′-Tetrakis(4-methoxyphenyl)benzidine is primarily used as a hole transport and hole injection layer material in optoelectronic devices like organic photovoltaics (OPVs) and organic light-emitting diodes (OLEDs). It is also utilised in materials science research for organic electronics.
What is the CAS number and chemical formula for N,N,N′,N′-Tetrakis(4-methoxyphenyl)benzidine?
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The CAS number is 122738-21-0 and the empirical formula (Hill notation) is C40H36N2O4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies N,N,N′,N′-Tetrakis(4-methoxyphenyl)benzidine with an assay of 98%. This product is supplied for research and development purposes and is not represented as USP, BP, EP, or other pharmacopoeia grades.
What are the safety considerations when handling this chemical?
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This compound is classified with GHS07 and carries a 'Warning' signal word. It has hazard statements H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Appropriate personal protective equipment, including gloves, eye protection, and respiratory protection, should be used. Ensure good ventilation.
How is N,N,N′,N′-Tetrakis(4-methoxyphenyl)benzidine packed and shipped?
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Tech Serve Solutions securely packs and exports fine chemicals globally, adhering to all relevant shipping regulations to ensure safe transit.
How can I request a quote or sample?
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To request a quote or a sample of N,N,N′,N′-Tetrakis(4-methoxyphenyl)benzidine, please use the 'Request a Quote' or 'Request a Sample' forms available on our website, or contact our sales team directly.
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