Tris(4-carbazoyl-9-ylphenyl)amine
Tris(4-carbazoyl-9-ylphenyl)amine (CAS: 139092-78-7; Formula: C54H36N4) is a high-purity organic compound with a molecular weight of 740.89 g/mol. This material functions effectively as a hole transport and injection layer component in organic electronic devices, particularly in OLEDs and PLEDs. Its molecular structure facilitates efficient charge mobility, contributing to enhanced device performance and stability. Supplied by Tech Serve Solutions with an assay of 97%, it is ideal for advanced materials science research and development.
- IUPAC
- TCTA

OLED Hole Transport Material
Utilised as a crucial component in the fabrication of Organic Light-Emitting Diodes (OLEDs), facilitating efficient hole transport within the device layers. It contributes to improved luminance and external quantum efficiency (EQE) in red, green, yellow, and blue emitting devices.
Hole Injection Layer (HIL) Material
Acts as a Hole Injection Layer (HIL) material in organic electronic devices. Its properties aid in the efficient injection of charge carriers from the anode into the emissive layers, thereby reducing operating voltage and enhancing device longevity.
Host Material for Phosphorescent Emitters
Serves as a host material in phosphorescent OLEDs, supporting efficient energy transfer to dopant emitters like Ir(piq)3, Ir(ppy)3, FIrpic, and Ir(Bt)2(acac). This application is vital for achieving high-efficiency colour emission.
Materials Science Research
A valuable reagent in materials science, enabling the exploration and development of new organic semiconductors and electronic materials. Its distinct electronic properties make it suitable for investigating novel device architectures.
| Molecular weight | 740.89 |
|---|---|
| Empirical formula | C54H36N4 |
| Assay | 97% |
| Application | OLED hole transporter material. |
| Melting point | 179-183 °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
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36/37 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Orbital Energy | HOMO 5.7 eV LUMO 2.4 eV |
|---|
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 Tris(4-carbazoyl-9-ylphenyl)amine used for?
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Tris(4-carbazoyl-9-ylphenyl)amine is primarily used as a hole transport material (HTM) and hole injection layer (HIL) material in organic electronic devices, particularly in OLEDs and PLEDs. It also functions as a host material for phosphorescent emitters and is utilized in materials science research.
What are the CAS number and formula for Tris(4-carbazoyl-9-ylphenyl)amine?
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The CAS number for Tris(4-carbazoyl-9-ylphenyl)amine is 139092-78-7, and its empirical formula is C54H36N4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Tris(4-carbazoyl-9-ylphenyl)amine with an assay of 97%. TSS does not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should Tris(4-carbazoyl-9-ylphenyl)amine be handled safely?
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This compound is a Warning substance. It may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment, including a dust mask (type N95 or equivalent), eyeshields, and gloves. Ensure adequate ventilation and avoid breathing dust. In case of contact with eyes, rinse cautiously with water for several minutes (P305 + P351 + P338).
How is Tris(4-carbazoyl-9-ylphenyl)amine packed and shipped?
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Tris(4-carbazoyl-9-ylphenyl)amine is carefully packed and exported by Tech Serve Solutions in compliance with all relevant shipping regulations to ensure safe arrival at your facility.
How can I request a quote or sample?
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To request a quote or a sample of Tris(4-carbazoyl-9-ylphenyl)amine, please contact the Tech Serve Solutions sales team through our website or by phone. Our team will be pleased to assist you.
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