| abstract |
The purpose of the present invention is to provide an organic compound with excellent hole injection and transport performance, electron blocking ability, and excellent characteristics of thin film state stability; moreover, the compound is used to provide an organic EL device with high efficiency and high durability.n n n The compound of the present invention having a triarylamine structure is represented by the following structural formula (A-1): n n n (In the formula, A, B and C represent the same or different groups represented by the following structural formula (B-1), substituted or unsubstituted aromatic hydrocarbon groups, substituted or unsubstituted aromatic heterocycles Group, or a substituted or unsubstituted condensed polycyclic aromatic group. However, at least one of A, B, and C is not a group represented by the following structural formula (B-1).)n n n n n n n n n n (Refer to the description in the manual for the symbols in the formula.) |