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685720

Sigma-Aldrich

3-(Biphenyl-4-yl)-5-(4-tert-butylphenyl)-4-phenyl-4H-1,2,4-triazole

97%

Synonym(s):

TAZ

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About This Item

Empirical Formula (Hill Notation):
C30H27N3
CAS Number:
Molecular Weight:
429.56
MDL number:
UNSPSC Code:
12352103
PubChem Substance ID:
NACRES:
NA.23

Quality Level

Assay

97%

form

solid

mp

231-235 °C

fluorescence

λex 280 nm; λem 372 nm in chloroform

Orbital energy

HOMO 6.4 eV 
LUMO 2.8 eV 

OLED Device Performance

ITO/HMPD/TAZ:Ir(ppy)3 (7%)/Alq3/Al:Li

  • Color: green
  • Max. Luminance: 4000 Cd/m2
  • Max. EQE: 15 %

ITO/PEDOT:PSS/BCC-27: FIrpic (10 wt%)/TAZ/Cs2CO3:Al
  • Color: blue
  • Max. Luminance: 19200 Cd/m2
  • Max. EQE: 9.7 %
  • Turn-On Voltage: 3.9 V

ITO/PEDOT:PSS/NPD/TCTA/m-CBTZ:FIrpic (10 wt%)/DPPS/TAZ/LiF/Al
  • Color: blue
  • Max. Luminance: 29500 Cd/m2
  • Max. EQE: 8.8 %
  • Turn-On Voltage: 3.5 V

ITO/PEDOT:PSS/NPD/TCTA/p-CBTZ:FIrpic (10 wt%)/DPPS/TAZ/LiF/Al
  • Color: blue
  • Max. Luminance: 15500 Cd/m2
  • Max. EQE: 8 %
  • Turn-On Voltage: 3.5 V

SMILES string

CC(C)(C)c1ccc(cc1)-c2cc(cc(c2)-c3nc[nH]n3)-c4ccc(cc4)-c5ccccc5

InChI

1S/C30H27N3/c1-30(2,3)26-20-18-25(19-21-26)29-32-31-28(33(29)27-12-8-5-9-13-27)24-16-14-23(15-17-24)22-10-6-4-7-11-22/h4-21H,1-3H3

InChI key

ZVFQEOPUXVPSLB-UHFFFAOYSA-N

Application

OLED and QD-LED electron transporter and hole blocker material.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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