General information
- Name: SPPO13
- Full name: 2,7-Bis(diphenylphosphoryl)-9,9'-spirobifluorene
- CAS number: 1234510-13-4
- Chemical formula: C49H34O2P2
- Molecular weight: 716.74 g/mol
- Absorption: λmax = 282 nm in DCM
- Photoluminescence: λmax = 373 nm in DCM
- HOMO/LUMO: HOMO = 5.9 eV, LUMO = 2.6 eV
- Synonyms: 9,9'-Spirobi[fluorene]-2,7-diylbis(diphenylphosphine oxide)
- Classification: Organic light-emitting diodes, TADF OLEDs, Electron transport layer materials (ETL), PHOLED co-host materials, Solar Cells, Host materials
- Purity: >99.0% (HPLC)
- Melting point: Tg = 123°C
- Appearance: White powder/crystals