Compounds containing 2-azatriphenylene are provided. In particular, compounds containing a 2-azatriphenylene core having an additional aromatic group are provided. The compounds provided may be emissive or non-emissive materials. The compounds may be used in organic light emitting devices, particularly as host materials, hole blocking layer materials, or emitting dopants. Devices comprising 2-azatriphenylene containing compounds may demonstrate improved stability and efficiency.
提供了含有2-azatriphenylene的化合物。特别是提供了含有额外芳香基团的2-azatriphenylene核心的化合物。所提供的化合物可以是发光或非
发光材料。这些化合物可以用于有机发光器件中,特别是作为主体材料、阻挡层材料或发射掺杂剂。含有2-azatriphenylene的化合物的器件可能表现出改善的稳定性和效率。