Problem to Be Solved:
There is provided an organic compound of excellent characteristics that exhibits excellent hole-injecting/transporting performance and has an electron blocking ability and a highly stable thin-film state with excellent heat resistance. The compound is provided as a material of a high-efficiency, high-durability organic EL device, and is used to provide a high-efficiency, high-durability organic EL device.
Solution:
The compound of the present invention is an arylamine compound of general formula (1) or (2) having a triphenylamine structure. The arylamine compound is used as a constituent material of at least one organic layer in an organic electroluminescent device that includes a pair of electrodes, and one or more organic layers sandwiched between the pair of electrodes.
有待解决的问题:
本发明提供了一种具有优异特性的有机化合物,该化合物具有优异的空穴注入/传输性能,并且具有电子阻断能力和高度稳定的薄膜状态以及优异的耐热性。该化合物可作为高效率、高耐久性有机电致发光器件的材料,用于提供高效率、高耐久性有机电致发光器件。
解决方案:
本发明的化合物是具有
三苯胺结构的通式(1)或(2)的芳基胺化合物。该芳基胺化合物用作有机电致发光器件中至少一个有机层的组成材料,该器件包括一对电极和夹在这对电极之间的一个或多个有机层。