| abstract |
The present invention provides a nitrogen-containing aromatic heterocyclic compound useful as an organic semiconductor material and an organic electronic device using the compound. Is a nitrogen-containing aromatic heterocyclic compound having a condensed indole skeleton represented by the following formula (1), is an organic semiconductor material containing the above compound, and is an organic electronic device using this organic semiconductor material. X is N-A ', O, S or Se, A is an aromatic heterocyclic group not containing an alkyl group, a cycloalkyl group, an alkenyl group, an alkynyl group, an aromatic hydrocarbon group or four or more ring condensed heterocyclic groups , R is an aromatic heterocyclic group containing no hydrogen, an alkyl group, a cycloalkyl group, an alkenyl group, an alkynyl group, an aromatic hydrocarbon group or a condensed heterocycle having four or more rings. |