INDOLE-BASED COMPOUND AND ORGANIC LIGHT-EMITTING DIODE COMPRISING THE SAME

摘要

An indole-based compound represented by Formula 1 below, and an organic light-emitting diode including the indole-based compound are provided.;;In Formula 1, Ar1, R1 to R8, and n are the same as defined in the specification. The organic light-emitting diode with an organic layer including the indole-based compound of Formula 1 may have a low driving voltage, a high-emission efficiency, and long lifespan characteristics.

主权项

1. An indole-based compound represented by Formula 1 below: wherein, in Formula 1, Ar1 is one of a substituted or unsubstituted pyrene, a substituted or unsubstituted chrysene, a substituted or unsubstituted fluoranthene, a substituted or unsubstituted benzo[k]fluoranthene, or a substituted or unsubstituted anthracene; n is 1 or 2, wherein, when n is 2, the two Ar1's are identical to or different from each other; and R1 to R6 are each independently a hydrogen atom, a deuterium atom, a halogen atom, a hydroxyl group, a cyano group, a nitro group, an amino group, an amidino group, a hydrazine, a hydrazone, a carboxyl group or a salt thereof, a sulfonic acid group or a salt thereof, a phosphoric acid group or a salt thereof, a substituted or unsubstituted C1-C60 alkyl group, a substituted or unsubstituted C2-C60 alkenyl group, a substituted or unsubstituted C2-C60 alkynyl group, a substituted or unsubstituted C1-C60 alkoxy group, a substituted or unsubstituted C3-C10 cycloalkyl group, a substituted or unsubstituted C3-C10 cycloalkenyl group, a substituted or unsubstituted C3-C10 heterocycloalkyl group, a substituted or unsubstituted C3-C10 heterocycloalkenyl group, a substituted or unsubstituted C6-C60 aryl group, a substituted or unsubstituted C2-C60 heteroaryl group, a substituted or unsubstituted C6-C60 aryloxy group, a substituted or unsubstituted C6-C60 arylthio group, —Si(Q1)(Q2)(Q3), or —N(Q4)(Q5) (where Q1 to Q5 are each independently a substituted or unsubstituted C1-C60 alkyl group, a substituted or unsubstituted C6-C60 aryl group, or a substituted or unsubstituted C2-C60 heteroaryl group).