Patent ID: 8389131
Filing Date: 2013-03-05
Classification: C07D,C09K,H01L,H05B

Abstract:
1. A material for a phosphorescent light-emitting device, comprising an indolocarbazole compound represented by the following general formula (2): in the general formula (2): a ring A represents an aromatic ring represented by the formula (1a) to be fused with an adjacent ring; and a ring B represents a heterocycle represented by the formula (1b) to be fused with an adjacent ring; in the formula (1a), X represents a methine group; in the formula (1b), A represents an aromatic hydrocarbon group having 6 to 38 carbon atoms, an alkyl group having 1 to 10 carbon atoms, a cycloalkyl group having 3 to 11 carbon atoms, or an aromatic heterocyclic group represented by the formula (2c); in the general formulae (2) and (2c), Ar's each independently represent an aromatic hydrocarbon group having 6 to 18 carbon atoms or an aromatic heterocyclic group having 3 to 17 carbon atoms; and in the general formulae (2), (1a), and (2c), R's each independently represent a hydrogen atom, an alkyl group having 1 to 10 carbon atoms, or a cycloalkyl group having 3 to 11 carbon atoms.