Novel organic compounds comprising a bicarbazole core are provided. In particular, the compound has a 3;3′-bicarbazole core substituted at the 9
th
position with at least one of dibenzofuran, dibenzothiophene, dibenzoselenophene, azadibenzofuran, azadibenzothiophene and azadibenzoselenophene. The compounds may be used in organic light emitting devices to provide devices having improved efficiency and improved lifetime.
提供了一种包含双
咔唑核心的新型有机化合物。具体来说,该化合物具有一个3;3′-双
咔唑核心,在第9位上至少有一种
二苯并呋喃、
二苯并噻吩、
二苯并硒吩、氮代
二苯并呋喃、氮代
二苯并噻吩和氮代
二苯并硒吩取代。这些化合物可用于有机发光器件,以提供具有改善效率和寿命的器件。