ORGANIC ELECTROLUMINESCENT DEVICE AND PLATINUM COMPOUND

摘要

An organic electroluminescent device, which has a pair of electrodes, and at least one organic layer including a luminescent layer between the electrodes, wherein the organic layer contains at least one compound of formula (1): Formula (1) wherein Q¿11< are atoms for forming a nitrogen-containing hetero ring; Z¿11? to Z¿13? each are a substituted or unsubstituted carbon or nitrogen atom; n¿11? is 0 or 1; M¿11? is a metal or boron ion that may further have a ligand(s); and a compound of formula (6): Formula (6) wherein R¿63? to R¿66? each are a hydrogen atom or a substituent; X¿61? to X¿64? and Z¿61? to Z¿66? each are a substituted or unsubstituted carbon or nitrogen atom.