Imidazo [1,2-f] phenanthridine compounds are provided. The compounds have a twisted aryl moiety further substituted by alkyl having four or more atoms. The compounds may be used in organic light emitting devices, particularly as emissive dopants, providing devices with improved efficiency, stability, and manufacturing. In particular, the compounds provided herein may be used in blue devices having high efficiency.
提供了
咪唑[1,2-f]
菲啶化合物。这些化合物具有被四个或四个以上原子的烷基进一步取代的扭曲芳基。这些化合物可用于有机发光器件中,特别是作为发光掺杂剂,从而提高器件的效率、稳定性和制造性能。特别是,本文提供的化合物可用于具有高效率的蓝色器件中。