Organometallic compounds for electroluminescence and organic electroluminescent device using the same

摘要

The present invention relates to electroluminescent compounds represented by Chemical Formula (1) L<Sup>-</Sup>L<Sup>1</Sup>M(Q)<Sub>m</Sub> and electroluminescent devices comprising the same as host material.
The electroluminescent compound according to the invention, when used as host material of an OLED, noticeably lowers the operation voltage and enhance the power efficiency.