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697737

Sigma-Aldrich

Tris-(8-hydroxyquinoline)aluminum

sublimed grade, 99.995% trace metals basis

Sinónimos:

Alq3, Aluminum 8-hydroxyquinolinate, Aluminum oxinate, Tris-(8-hydroxyquinolinato)aluminum

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About This Item

Fórmula empírica (notación de Hill):
C27H18AlN3O3
Número de CAS:
2085-33-8
Peso molecular:
459.43
EC Number:
218-227-0
MDL number:
MFCD00191693
UNSPSC Code:
12352103
PubChem Substance ID:
329761948
NACRES:
NA.23

grade

sublimed grade

Quality Level

100

assay

99.995% trace metals basis

form

solid

loss

0.5 wt. % loss on heating, 332°C (typical, TGA)

mp

>300 °C (lit.)
411 °C (DSC)

λmax

259 nm

fluorescence

λex 390 nm; λem 519 nm

orbital energy

HOMO 5.8 eV 
LUMO 3.1 eV 

OLED device performance

ITO/MoO3/NPD/Alq3/BPhen/LiF/Al

  • Color: green
  • Max. Luminance: 20000 Cd/m2
  • Max. EQE: 1.2 %
  • Turn-On Voltage: 2.8 V

ITO/NPD/CBP:Ir(ppy)3/BCP/Alq3/Mg:Al
  • Color: green
  • Max. Luminance: 100000 Cd/m2
  • Max. EQE: 8 %
  • Turn-On Voltage: 4.3 V

ITO/NPD/TCTA/BCPO:Ir(piq)3 (7-8%)/BCP/Alq3/LiF/Al
  • Color: red
  • Max. Luminance: 24529 Cd/m2
  • Max. EQE: 17 %
  • Turn-On Voltage: 2.7 V

ITO/NPD/TCTA/BCPO:Ir(ppy)3 (7-8%)/BCP/Alq3/LiF/Al
  • Color: green
  • Max. Luminance: 207839 Cd/m2
  • Max. EQE: 21.6 %
  • Turn-On Voltage: 2.1 V

ITO/m-MTDATA/NPD/TTPhPhB/Alq3/LiF/Al
  • Color: blue
  • Max. Luminance: 9100 Cd/m2
  • Max. EQE: 2.5 %
  • Turn-On Voltage: 3.2 V

SMILES string

O([Al](Oc1cccc2cccnc12)Oc3cccc4cccnc34)c5cccc6cccnc56

InChI

1S/3C9H7NO.Al/c3*11-8-5-1-3-7-4-2-6-10-9(7)8;/h3*1-6,11H;/q;;;+3/p-3

InChI key

TVIVIEFSHFOWTE-UHFFFAOYSA-K

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General description

Tris(8-hydroxyquinoline)aluminum(III)(Alq3) is a key green-light emitting and electron transport material for OLEDs. A study reports the new crystalline phase d besides its, originally known, three other crystalline phases, α,β,γ. It exhibits excellent chemical stability and high luminescence efficiencies.

Application

Thin films of tris(8-hydroxyquinoline) aluminum (Alq3) can be used for organic electroluminescent devices.
Key green-light emitting and electron transport material for OLEDs.

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

Certificados de análisis (COA)

Busque Certificados de análisis (COA) introduciendo el número de lote del producto. Los números de lote se encuentran en la etiqueta del producto después de las palabras «Lot» o «Batch»

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Preparation and characterization of blue luminescent tris (8-hydroxyquinoline ) alumunium (Alq3)
Colle M, et al.
Advances in Functional Materials null
Molecular Orbital Study of the First Excited State of the OLED Material Tris(8-hydroxyquinoline)aluminum(III)
Halls MD and Schlegel HB
Chemistry of Materials null
Molecular Orbital Study of the First Excited State of the OLED Material Tris(8-hydroxyquinoline)aluminum(III)
Halls MD and Schlegel HB
Chemistry of Materials, 2632-2640 null
Preparation and characterization of blue luminescent tris (8-hydroxyquinoline ) alumunium (Alq3)
Colle M, et al.
Advances in Functional Materials null
Electronic structure of tris (8-hydroxyquinoline) aluminum thin films in the pristine and reduced states.
Johansson J, et al.
J. Chem. Phys. , 1 null
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