The present invention relates to compounds of formula (I), a process for their production and their use in electronic devices, especially electroluminescent devices. When used as host material for phasphorescent emitters in electroluminescent devices, the compounds of formula (I) may provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices.
本发明涉及式(I)的化合物,其生产过程以及它们在电子器件中的应用,特别是电致发光器件。当作为电致发光器件中
磷光发射体的宿主材料使用时,式(I)的化合物可能提供电致发光器件的效率、稳定性、可制造性或光谱特性的改善。