A benzo[k]fluoranthene derivative represented by the following formula (1):
wherein R
1
to R
12
are as defined in the specification. The benzo[k]fluoranthene derivative represented by the formula (1) reduces a driving voltage of an organic electroluminescence device and makes it possible to realize light emission with high efficiency and long lifetime.
一种由下式(1)表示的苯并[k]
芴衍
生物:其中R1至R12如规范中所定义。由式(1)表示的苯并[k]
芴衍
生物降低了有机电致发光装置的驱动电压,使其能够实现高效率和长寿命的光发射。