Compounds according to Formula I
1
wherein one or two of Ar1-4 are present, R is selected from the group consisting of H, CH
3
, OCH
3
or halogen, and Ar is an aryl bridge. Such compounds are suitable for use in organic light-emitting devices. These compounds exhibit both hole transport and emissive properties and have a high glass transition temperature and thermal stability.
化合物按照I1式,其中Ar1-4中有一种或两种出现,R选自H,
CH3,O 或卤素的群组,Ar是芳基桥。这些化合物适用于有机发光器件。这些化合物表现出空穴输运和发射性能,并具有高
玻璃转变温度和热稳定性。