General Information
CAS number
|
192198-85-9
|
Chemical formula
|
C45H30N6
|
Molecular weight
|
654.76 g/mol
|
Absorption
|
λmax 305 nm in THF
|
Fluorescence
|
λem 370 nm in THF
|
HOMO/LUMO
|
HOMO 6.2/6.7 eV, LUMO 2.7 eV [1, 2]
|
Synonyms
|
2,2',2"-(1,3,5-Benzinetriyl)-tris(1-phenyl-1-H-benzimidazole)
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Classification / Family
|
Benzimidazole derivatives, Electron transport layer materials (ETL), Electron injection layer materials (EIL), Hole blocking layer materials (HBL), Fluorescent and phosphorescent host materials.
Light-Emitting Diodes, Organic electronics
|
Product Details
Purity
|
Sublimed* >99.5%
Unsublimed* >98.0%
|
Melting point
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272 - 277 °C (lit.)
|
Colour
|
White Powder
|
Device Structure(s)
Device structure
|
ITO/MoO3(1 nm)/mCP (60 nm)/mCP:TPBi:Ir(tfmppy)2(tpip)* (20 nm, 1:1, 6 wt%)/TPBi (15 nm)/TPPhen:W2(hpp)4* (45 nm, 12 wt%)/Al (100 nm) [2]
|
Colour
|
Green
|
Max. EQE
|
20.8%
|
Max. Current Efficiency
|
72.9 cd/A
|
Max. Power Efficiency
|
66.3 lm W−1
|
Device structure
|
ITO/PEDOT:PSS/PFO:MEH-PPV (1.0 wt%)/TPBi/LiF/Al [4]
|
Colour
|
White
|
Max. Luminance
|
7,560 cd/m2
|
Max. Current Efficiency
|
7.8 cd/A
|
Device structure
|
ITO/α-NPD (30 nm)/TCTA (20 nm)/CzSi* (10 nm)/10 wt% DMOC-DPS:DPEPO* (20 nm)/DPEPO (10 nm)/TPBI (30 nm)/LiF (0.5 nm)/Al [5]
|
Colour
|
Blue
|
Max. Luminance
|
2,544 cd/m2
|
Max. EQE
|
≥ 14.5%
|
Device structure
|
ITO/NPB/rubrene in p-DMDPVBi:NPB/TPBi/LiF/Al [6]
|
Colour
|
White
|
Max. Luminance
|
18,100 cd/m2
|
Max. Current Efficiency
|
10.6 cd/A
|
Device structure
|
ITO/PEDOT:PSS/P2*/TPBi/LiF/Al [7]
|
Colour
|
Deep Blue
|
Max. Luminance
|
274 cd/m2
|
Max. EQE
|
3.9%
|
Max. Current Efficiency
|
1.3 cd/A
|
Max. Power Efficiency
|
0.99 lm W−1
|
Device structure
|
ITO/NPB (30 nm)/CBP:Ir(ppy)3 (20 nm)/TPBi:Ir(ppy)3 (10 nm)/TPBi (10 nm)/TPBi:LiF (40 nm)/LiF (1.2 nm)/Al(150 nm) [10]
|
Colour
|
Green
|
Max. Luminance
|
66,820 cd/m2
|
Max. Current Efficiency
|
40.5 cd/A
|
Max. Power Efficiency
|
23.7 lm W−1
|
Device structure
|
Al/MoO3 (3 nm)/mCP (50 nm)/Ir(tfmppy)2(tpip)* (0.5 nm)/TPBi (2.5 nm)/mCP (2.5 nm)/Ir(tfmppy)2(tpip) (0.5 nm)/TPBi (10 nm)/Bphen (45 nm)/Liq (1 nm)/Al (1 nm)/Ag (22 nm)/mCP (80 nm) [11]
|
Colour
|
Green
|
Max. Current Efficiency
|
126.3 cd/A
|
Device structure
|
ITO/m-MTDATA (30 nm)/NPB (20 nm)/TPBI:4 wt% Ir(ppy)3:2 wt%Ir(piq)2(acac) (30 nm)/ Alq3 (20 nm)/LiF/Al [12]
|
Colour
|
White
|
Max. Luminance
|
33,012 cd/m2
|
Current Efficiency@100 cd/m2
|
15.3 cd/A
|
Max. Powder Efficiency
|
10.7 lm W−1
|
*For chemical structure information please refer to the cited references