General information

  • Name: POSTF
  • Full name: 2'-(Diphenylphosphoryl)-10-phenyl-10H-spiro[acridine-9,9'-fluorene]
  • CAS number: 1647050-25-6
  • Chemical formula: C43H30NOP
  • Molecular weight: 607.68 g/mol
  • Absorption: λmax = 280 nm, 325 nm in DCM
  • Photoluminescence: λmax = 430 nm in DCM
  • HOMO/LUMO: HOMO = 5.6 eV, LUMO = 2.1 eV
  • Synonyms: Diphenyl(10-phenyl-10H-spiro[acridine-9,9'-fluoren]-2'-yl)phosphine oxide
  • Classification: Organic light-emitting diodes, Light-emitting diodes, Host materials, TADF materials
  • Purity: Sublimed: >99.0% (HPLC)
  • Melting point: Tg = 160 ℃, Td = 356 ℃
  • Appearance: White powder/crystals

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