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TTPA

ttpa chemical structure, 177799-16-5
Product Code M2129A1
Price $251.00 ex. VAT
$ USD

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.

General Information

CAS number 177799-16-5
Full name 9,10-Bis[N,N-di-(p-tolyl)-amino]anthracene
Chemical formula C42H36N2
Molecular weight 568.75 g/mol
Absorption λmax 294, 471 nm in DCM
Fluorescene λem 554 nm in DCM
HOMO/LUMO HOMO = 5.5 eV, LUMO = 3.1 eV [1]
Synonyms TTP1; ATTP
Classification / Family Triarylamine derivatives, Organic electronics, Hole transport layer materials (HTL), Electron-blocking layer materials (EBL), TADF green dopant materials, TADF-OLEDs, Sublimed materials.

Product Details

Purity Sublimed: >99.0% (HPLC)
Melting point TGA: >280 °C (0.5% weight loss)
Appearance Yellow powder/crystals

*Sublimation is a technique used to obtain ultra pure-grade chemicals. For more details about sublimation, please refer to the Sublimed Materials for OLED devices page.

Chemical Structure

TTPA chemical structure
Chemical structure of TTPA

Device Structure(s)

Device structure ITO/α-NPD (30 nm)/DPEPO (10 nm)/TPBi (40 nm)/1 wt% DBP:10 wt% TTPA:mCP (8 nm)/mCP (2 nm)/DMAC-DPS (7.5 nm)/LiF (0.5 nm)/Al (100 nm) [1]
Colour White white
Max. EQE 12.1%
Max. Power Efficiency 22 lm W-1
Device structure ITO/TAPC (35 nm)/1 wt%-TTPA:50 wt%-ACRXTN:mCP (15 nm)/TPBi (65 nm)/LiF (0.8 nm)/Al (100 nm) [2]
Colour Green  green
Max Current Efficiency 45 cd/A 
Max EQE 15.8%
Max. Power Efficiency 47 lm W-1
Device structure ITO/MoO3 (2 nm)/TAPC (40 nm)/TCTA (10 nm)/CzSi (3 nm)/CzSi:Pd-B-1* (10%):TTPA (1%) (20 nm)/TSPO1 (10 nm)/TmPyPb (40 nm)/LiF (1.2 nm)/Al (150 nm) [3]
Colour Green  green
Max Current Efficiency 38.85 cd/A 
Max EQE 10.41%
Max. Power Efficiency 38.14 lm W-1

*For chemical structure information, please refer to the cited references.

Pricing

Grade Order Code Quantity Price
Sublimed (>99% purity) M2129A1 250 mg £193.00
Sublimed (>99% purity) M2129A1 500 mg £319.00
Sublimed (>99% purity) M2129A1 1 g £509.00

MSDS Documentation

TTPA MSDSTTPA MSDS sheet

Literature and Reviews

  1. 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.
  2. High-efficiency organic light-emitting diodes with fluorescent emitters, H. Nakanotani et al., Nat. commun., 5:4016 (2014); DOI: 10.1038/ncomms5016
  3. 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.
  4. 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.

To the best of our knowledge the information provided here is accurate. However, Ossila assume no liability for the accuracy of this page. The values provided are typical at the time of manufacture and may vary over time and from batch to batch. All products are for laboratory and research and development use only, and may not be used for any other purpose including health care, pharmaceuticals, cosmetics, food or commercial applications.

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