| 主权项 |
1. An organic light emitting diode, comprising:
an anode, a cathode, and at least one organic thin layer interposed between the anode and cathode, wherein: the at least one organic thin layer includes an emission layer that includes a host and a dopant, and the host includes a compound for an organic optoelectronic device, the compound being represented by Chemical Formula 4: wherein, in Chemical Formula 4: Q1 to Q5 and Qa1 to Qa5 are each independently N or CR, provided that one or more of Qa1, Qa3, and Qa5 is N, and remaining ones of Qa1, Qa3, and Qa5 are each independently CR, in which R is hydrogen, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C3 to C30 heteroaryl group, or a combination thereof, R1, R2, and R4 are each independently hydrogen, a substituted or unsubstituted C6 to C30 aryl group, or a combination thereof, R3 and R5 are each independently hydrogen or a substituted or unsubstituted C1 to C30 alkyl group, and n is an integer of 0 to 5. |
