General information

  • Name: NPNPB
  • Full name: N,N'-Diphenyl-N,N'-di-[4-(N,N-diphenyl-amino)phenyl]benzidine
  • CAS number: 936355-01-0
  • Chemical formula: C60H46N4
  • Molecular weight: 823.03 g/mol
  • Absorption: λmax = 324 nm in THF
  • Photoluminescence: λmax = 450 nm in THF
  • HOMO/LUMO: HOMO = 5.1 eV, LUMO = 3.0 eV
  • Synonyms: N,N'-Bis[4-(diphenylamino)phenyl]-N,N'-diphenyl-3,3'-biphenyldiamine
  • Classification: Organic light-emitting diodes, Hole transport layer materials (HTL), Hole injection layer materials (HIL), TADF materials
  • Purity: Sublimed: >99%
  • Melting point: DSC: 415 °C
  • Appearance: Yellow-greenish powder

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