An organic light emitting device includes a first electrode and a second electrode facing to each other; and an organic layer between first electrode and the second electrode. The organic layer includes an assistance layer on the first electrode and an emission layer on the assistance layer. The assistance layer includes a compound represented by Chemical Formula 1:
where L1, L2, R1, R2, and n are as further defined in the specification.
一种有机发光器件包括相互面对的第一电极和第二电极;以及位于第一电极和第二电极之间的有机层。有机层包括第一电极上的辅助层和辅助层上的发射层。辅助层包括
化学式 1 所代表的化合物:
其中 L1、
L2、R1、R2 和 n 在说明书中进一步定义。