CAS Number 148044-07-9
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tCP, an excellent HTL material and a phosphorescent host material for LEDs
Sublimed and unsublimed grades are available for tCP
With three carbazole units attached to the benzene ring, 1,3,5-tris(carbazol-9-yl)benzene (tCP) is electron-rich and an excellent hole-transporting layer (HTL) material. It is mainly used as a phosphorescent host material for light-emitting diodes.
|Molecular weight||573.68 g/mol|
|Absorption||λmax 292, 337 nm (THF)|
|Fluorescence||λem 343, 358 nm (THF)|
|HOMO/LUMO||HOMO = 5.8 eV, LUMO = 2.3 eV|
|Classification / Family||Carbazole derivatives, Hole-injection materials, Hole-transporting materials, Phosphorescent host materials, Organic light-emitting Diodes (OLEDs), Organic electronics, Sublimed materials.|
|Melting point||330 °C|
*Sublimation is a technique used to obtain ultra pure-grade chemicals. For more details about sublimation, please refer to the Sublimed Materials.
|Device structure||ITO/75 wt% TPD:25 wt% PC (50nm) /TCTA (10nm)/6 % PtL30Cl*:94 % [TCTA: TCP] [1:1] (30 nm)/TAZ (30 nm)/LiF/Al |
|Current Efficiency@500 cd/m2||23.5 cd/A|
|Device structure||ITO/TAPC 50 nm/tCP:BPCC (20 wt%) 10 nm/TemPPB* 50 nm/LiF 1 nm/Al 100 nm |
|Max. Power Efficiency||1.5 lm W-1|
|Max. Current Efficiency||2.2 cd/A|
|Max. Luminance||2,790 cd/m2|
*For chemical structure information please refer to the cited references.
|Sublimed (>99.0% purity)||M751||1 g||£200|
|Unsublimed (>98.0% purity)||M752||1 g||£130|
|Unsublimed (>98.0% purity)||M752||5 g||£500|
|Sublimed (>99.0% purity)||M751||5 g||£760|
Literature and Reviews
- Blue-shifting the monomer and excimer phosphorescence of tridentate cyclometallated platinum(II) complexes for optimal white-light OLEDs, L. Murphy et al., Chem. Commun., 48, 5817-5819 (2012), DOI: 10.1039/C2CC31330H.
- A pure blue emitter (CIEy ≈ 0.08) of chrysene derivative with high thermal stability for OLED, Y. Chung et al., J. Mater. Chem. C, 3, 1794-1798 (2015), DOI: 10.1039/C4TC02669A.
- A study on the characteristics of OLEDs using Ir complex for blue phosphorescence, S-Y. Kim et al., Curr. Appl. Phys., 7 (4), 380-383 (2007), doi:10.1016/j.cap.2006.09.031.
- K. S. Son et al., Analyzing Bipolar Carrier Transport Characteristics of Diarylamino-Substituted Heterocyclic Compounds in Organic Light-Emitting Diodes by Probing Electroluminescence Spectra, Chem. Mater., 20, 4439–4446 (2008); DIO: 10.1021/cm8004985.
To the best of our knowledge the information provided here is accurate. The values provided are typical at the time of manufacture and may vary over time and from batch to batch. Products may have minor cosmetic differences (e.g. to the branding) compared to the photos on our website. All products are for laboratory and research and development use only.