| 摘要 |
<p>The present invention relates to a phosphorescent material represented by chemical formula 1. In chemical formula 1, C-N is represented by chemical formula 2. In chemical formula 2, R1 is selected among an alkoxy group, a trimethylsilyl group, a trifluoromethyl group and halogen, and R2, R3, R4 and R5 are selected among hydrogen, an alkyl group of C1-C6 or an alkoxy group of C1-C6, respectively.</p> |
