Patent ID: 9118028
Filing Date: 2015-08-25
Classification: C07D,C09K,H01L,H05B

Abstract:
1. An organic electroluminescent device comprising an anode, a plurality of organic layers, and a cathode piled one upon another on a substrate wherein at least one of the organic layers contains a compound represented by the following general formula (1); In general formula (1), X is N-A, an oxygen atom, or a sulfur atom; each A is independently an alkyl group of 1 to 10 carbon atoms, a cycloalkyl group of 3 to 11 carbon atoms, an aromatic hydrocarbon group of 6 to 30 carbon atoms, or an aromatic heterocyclic group of 3 to 30 carbon atoms exclusive of a fused heterocycle consisting of 4 rings or more; each R is independently a hydrogen atom, an alkyl group of 1 to 10 carbon atoms, a cycloalkyl group of 3 to 11 carbon atoms, an aromatic hydrocarbon group of 6 to 18 carbon atoms, or an aromatic heterocyclic group of 3 to 18 carbon atoms exclusive of a fused heterocycle consisting, of 4 rings or more.