| 摘要 |
An organic electroluminescent device in which an organic layer containing a metal coordination compound represented by the following formula (1) is sandwiched between the pair of electrodes composed of an anode and a cathode, MLaXb  (1) wherein M is an ion of a metal of Group 11 of the Periodic Table, L is a ligand represented by the formula (2) shown below, X is an anion, and a and b are defined in the specification, wherein A is a divalent group formed by removing two hydrogen atoms from the formula (3) or (4) shown below, and D1, k1, m1, A, D1, Q1, and Q2 are defined in the specification, wherein X1, X2, X3, X4, X5, R1, R5, R6, and R9 are defined in the specification. |
