摘要 |
An organic electroluminescent element containing an anode and a cathode having therebetween a light emitting layer, wherein the light emitting layer contains a guest compound having a substructure represented by the following Formula (A): wherein Ra represents alkyl, alkenyl, alkynyl, cycloalkyl, aromatic hydrocarbon, aromatic heterocyclic or heterocyclic, Rb and Rc represent hydrogen or a substituent, A1 represents a group of atoms which forms an aromatic hydrocarbon ring or an aromatic heterocycle, M represents Ir or Pt, and a host compound having the following Formula (1): wherein Ra1 represents alkyl, alkenyl, alkynyl, cycloalkyl or heterocyclic, R1, R2 and R5 each represent hydrogen or a substituent, and n1, n2 and n5 each represent 0 to 4.
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