| 摘要 |
An organic electroluminescence device includes an anode; a cathode; and at least one organic layer, which includes a light-emitting layer being provided between the anode and the cathode and containing at least one light-emitting material, and which contains at least one compound represented by formula (I): wherein each of A11, A12, A13, A14 and A15 represents an N atom or C—R11, and the number of N atoms represented by A11 to A15 is 1 or 2; R11 represents a hydrogen atom or a substituent, and at least one of R11 represents an aryl group or an aromatic heterocyclic group; Q11 represents a monocyclic aryl group or an aromatic heterocyclic group; R12 represents an alkyl group; and each of n, m and l represents an integer of from 0 to 4, provided that n is 1 or more, n+m is 2 or more, and n+m+l is 4. |
