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9,10-Bis[N,N-di-(p-tolyl)-amino]anthracene, TTPA, is commonly used as a green dopant material in TADF-OLED devices.
Bearing two triarylamine units, TTPA is also electron-rich in nature. It can be used as a hole-transporting material for OLED, OPV and perovskite solar cell applications.
λmax 294, 471 nm in DCM
λem 554 nm in DCM
HOMO = 5.5 eV, LUMO = 3.1 eV 
Classification / Family
Triarylamine derivatives, Organic electronics, Hole transport layer materials (HTL), Electron-blocking layer materials (EBL), TADF green dopant materials, TADF-OLEDs, Sublimed materials.
High-Efficiency White Organic Light-Emitting Diodes Based on a Blue Thermally Activated Delayed Fluorescent Emitter Combined with Green and Red Fluorescent Emitters, T. Higuchi et al., Adv. Mater., 27, 2019–2023 (2015); DOI: 10.1002/adma.201404967.
High-efficiency organic light-emitting diodes with fluorescent emitters, H. Nakanotani et al., Nat. commun., 5:4016 (2014); DOI: 10.1038/ncomms5016
Highly luminescent palladium(II) complexes with sub-millisecond blue to green phosphorescent excited states. Photocatalysis and highly efficient PSF-OLEDs, P-K. Chow et al., Chem. Sci., 7, 6083-6098 (2016); DOI: 10.1039/C6SC00462H.
Wide-Range Tuning and Enhancement of Organic Long-Persistent Luminescence Using Emitter Dopants, K. Jinnai et al., adv. Mater., 30, 1800365 (2018); DOI: 10.1002/adma.201800365.
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