ORGANIC ELECTROLUMINESCENT DEVICE

摘要

An organic electroluminescent device is provided and includes: a pair of electrodes; and at least one organic layer between the pair of electrodes, the at least one organic layer including a light-emitting layer. The at least one organic layer includes at least one layer containing an indole derivative represented by formula (1), and the light-emitting layer includes a platinum complex phosphorescent material having a tetradentate ligand. Formula (1): R¹⁰¹, R¹⁰², R¹⁰³, R¹⁰⁴, R¹⁰⁵, R¹⁰