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Light yellow powder MF: C81H68N4 MW: 1097.43
Synonyms: Spiro-TTB , 2,2′,7,7′-tetra(N, N-di-tolyl)aMino-spiro-bifluor;2,2′,7,7′-tetra(N,N-ditolyl)aMino-9,9-spiro-bifluorene;SPIRO-TTB;2,2′,7,7′-Tetrakis(di-4-methylphenylamino)-9,9′-spirobifluorene;2,2′,7,7′-Tetrakis(di-p-tolylamino)spiro-9,9′-bifluorene;
| density | 1.28±0.1 g/cm3(Predicted) |
| solubility | THF: soluble |
| form | powder/crystals |
| Absorption | λmax 384 nm in DCM |
| color | Light yellow |
| λmax | 385 nm in THF |
| Melting point | Tg = 146 °C |
| Purity | Sublimed 99% |
| Product manager | Joy Wu; Email: Joy@coreychem.com |
Spiro-TTB has a spirofluorene core with four attached ditolylamine at the 2 and 7 positions of spirofluorene. Like Spiro-OMeTAD, it is electron-rich and commonly used as a hole-transport layer material in OLED, OPV, and perovskite solar cells.
Spiro-TTB shows high fluorescence efficiency and luminous brightness, making it a very effective fluorescent material.
Spiro-TTB has a very high charge carrier mobility, high fluorescence efficiency and luminous brightness, good thermal stability, a wide photoelectric band gap.
CONTACT/Email address: Joy@coreychem.com
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