| 摘要 |
<p>The present invention relates to a pyrazole-based compound and an organic light emitting device using the same. The compound can be a hole injecting material, a hole transporting material, a light emitting material, an electron transporting material, electron injecting material and so on for the organic light emitting device. Especially, the compound can be a material for a light emitting layer. In particular, the compound can be used alone and can be used as a material for a host or a dopant as well.</p> |
