The present invention relates to novel organic electroluminescent compounds, and organic electroluminescent devices employing the same in an electroluminescent layer. Specifically, the organic electroluminescent compounds according to the invention are characterized in that they are represented by Chemical Formula (1) or Chemical Formula (2):
provided that the total number of carbons in R1 or R2 is from 21 to 60.
Since the organic electroluminescent compounds according to the invention have good luminous efficiency and excellent life property of material, organic electroluminescent devices having high color purity and luminance with very good operation life can be manufactured therefrom.
本发明涉及新型有机电致发光化合物,以及在电致发光层中采用这些化合物的有机电致发光器件。具体来说,根据本发明的有机电致发光化合物的特征在于它们由
化学式(1)或
化学式(2)表示:
条件是 R1 或 R2 中的碳总数为 21 至 60。
由于根据本发明的有机电致发光化合物具有良好的发光效率和优异的材料寿命特性,因此可以用其制造具有高色纯度和亮度以及非常好的工作寿命的有机电致发光器件。