Organic electroluminescent device.

摘要

An organic electroluminescent device having an organic hole injection transport layer and an organic luminescent layer formed between two conductive layers constituting electrodes, wherein the organic luminescent layer contains a compound selected from the group consisting of a compound of the following formula (I): wherein each of A/ &cir& and B/ &cir& is an aromatic hydrocarbon group which may have a substituent, C/ &cir& is a nitrogen atom which may have a substituent, a sulfur atom, an oxygen atom, or a selenium atom, and D/ &cir& is a nitrogen atom, or a carbon atom which may have a substituent; a compound of the following formula (II): wherein each of E/ &cir& , F/ &cir& , G/ &cir& and H/ &cir& is an aromatic hydrocarbon group which may have a substituent, I/ &cir& is a nitrogen atom which may have a substituent, a sulfur atom, an oxygen atom, or a selenium atom, and J/ &cir& is a hydrogen atom, a cyano group, an amide group, an ester group, an alkyl group, a carboxyl group, an aromatic hydrocarbon group which may be substituted, or an aromatic heterocyclic group which may be substituted; and a compound having at least one group selected from the group consisting of aromatic hydrocarbon cyclic groups and aromatic heterocyclics groups, bonded directly, or via other group, to a naphthyridine skeleton of the following formula: a