abstract |
An object of the present invention is to provide a novel compound containing a heteroleptic iridium complex. The compound comprising the heteroleptic iridium complex of the present invention has a specific combination of ligands comprising a single pyridylbenzo substituted ligand. This compound can be used in organic light emitting devices, particularly as organic dopants in organic light emitting devices, resulting in improved efficiency, lifetime, and productivity. [Selection] Figure 3 |