The organic electroluminescence device and compound

Between the cathode and the anode, comprises an organic thin film layer composed of one or more layers, the organic thin film layer has at least one light emitting layer, at least one of the benzene ring in the center of the light-emitting layer the organic electroluminescent element comprising a compound having an asymmetric structure and a phosphorescent light-emitting material, at least one for, and by the compound, has a long life, provides a high luminous efficiency organic electroluminescence device and compound realizing it.