| 摘要 |
PROBLEM TO BE SOLVED: To provide a compound which has a moderate ionization potential and a high triplet level and is excellent in luminous efficiency.SOLUTION: A 4-aminocarbazole compound represented by the general formula (1) is used. (In the formula, Arto Areach independently represent a C6-C30 aryl, thienyl, furanyl, pyridyl, benzothienyl, dibenzothienyl, dibenzofuranyl, 4-carbazolyl, dibenzothienyl phenyl, dibenzofuranyl phenyl or 9-carbazolyl phenyl group; and n represents an integer of 0-2.) |
