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697737

Tris-(8-hydroxyquinoline)aluminum

Name: Tris-(8-hydroxyquinoline)aluminum
Brand: ALDRICH

sublimed grade, 99.995% trace metals basis

Synonym(s):

8-Hydroxyquinoline aluminum salt, Alq₃, Aluminum 8-hydroxyquinolinate, Aluminum oxinate, Tris-(8-hydroxyquinolinato)aluminum, Aluminum Tris(8-hydroxyquinolinate); 8-Quinolinol Aluminum Complex

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About This Item

Empirical Formula (Hill Notation):

C₂₇H₁₈AlN₃O₃

CAS Number:

2085-33-8

Molecular Weight:

459.43

NACRES:

NA.23

PubChem Substance ID:

329761948

UNSPSC Code:

12352103

EC Number:

218-227-0

MDL number:

MFCD00191693

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Properties

grade

sublimed grade

Quality Level

100

description

Electron Transport Layer, Emissive Layer

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)

λ_max

259 nm

fluorescence

λ_ex 390 nm; λ_em 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

Description

General description

Tris-(8-hydroxyquinoline)aluminum (Alq₃) is a sublimed grade compound with a purity of 99.995% (trace metals basis). It serves as a key green-light emitting and electron transport material used in organic light-emitting diodes (OLEDs). With a molecular weight of 459.43 g/mol, Alq₃ exhibits excellent chemical stability and high luminescence efficiencies, making it ideal for various optoelectronic applications.

Preparation Note:

Store Tris-(8-hydroxyquinoline)aluminum in a cool, dry place, away from light to maintain its stability and effectiveness. Handle the solid with appropriate personal protective equipment, including gloves and eye protection, to ensure safety during use.

Application

Key green-light emitting and electron transport material for OLEDs.

Thin films of tris(8-hydroxyquinoline) aluminum (Alq₃) can be used for organic electroluminescent devices.

Features and Benefits

High Purity: With an assay of 99.995% (trace metals basis), Alq₃ ensures reliable performance in electronic applications.
Effective Electron Transport Material: Functions as an electron transport layer and emissive layer in OLEDs, enhancing device efficiency.
Excellent Luminescence: High luminescence efficiency and stability contribute to improved performance in light-emitting applications.
Versatile Applications: Suitable for use in various OLED configurations, including green and red light-emitting devices, providing flexibility for researchers.
Scalable Research Options: Available in multiple SKUs, including 1 g and other sizes, enabling researchers to scale their experiments according to project needs and budgets, facilitating both small-scale studies and larger applications.
Stable Chemical Properties: Maintains stability under appropriate storage conditions, ensuring long-term usability.

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pictograms

GHS07

signalword

Warning

hcodes

H315,H319,H335

pcodes

P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338

Hazard Classifications

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

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number

10482DJ

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Global Trade Item Number

SKU	GTIN
697737-5G	04061833432846
697737-1G	04061826706879