| 摘要 |
Dicarbazole derivatives represented by the following general formula (1),
wherein X is an oxygen atom or a sulfur atom, Ar 1 and Ar 2 are aromatic hydrocarbon groups or aromatic heterocyclic groups, R 1 to R 12 are hydrogen atoms, deuterium atoms, fluorine atoms, chlorine atoms, cyano groups, nitro groups, alkyl groups having 1 to 6 carbon atoms, cycloalkyl groups having 5 to 10 carbon atoms, alkenyl groups having 2 to 6 carbon atoms, alkyloxy groups having 1 to 6 carbon atoms, cycloalkyloxy groups having 5 to 10 carbon atoms, aromatic hydrocarbon groups, aromatic heterocyclic groups, aryloxy groups or disubstituted amino groups having aromatic hydrocarbon groups or aromatic heterocyclic groups as substituents bonded to the nitrogen atom. |
