Compound and organic light emitting device comprising the same

A compound represented by Chemical Formula 1 below:

• In Chemical Formula 1,
• L1 and L2 are bonded at positions 1 and 2 of naphthalene, or bonded at positions 2 and 1 of naphthalene,
• L1 is a substituted or unsubstituted C6-60 arylene;
• or a substituted or unsubstituted C2-60 heteroarylene containing at least one of O, N, Si and S,
• L2 is a bond;
• a substituted or unsubstituted C6-60 arylene;
• or a substituted or unsubstituted C2-60 heteroarylene containing at least one of O, N, Si and S,
• Ar1 and Ar2 are each independently a substituted or unsubstituted C6-60 aryl;
• or a substituted or unsubstituted C2-60 heteroaryl containing at least one of O, N, Si and S, and
• Ar3 is a unsubstituted C2-60 heteroaryl containing at least one of O, N, Si and S, or one selected from the group consisting of:
• wherein,
• X is NR1, SiR4R5, S, or O,
• R1, R2, R4 to R7 are each independently hydrogen, deuterium, halogen, nitrile, nitro, amino;
• substituted or unsubstituted C1-60 alkyl, substituted or unsubstituted C3-60 cycloalkyl, substituted or unsubstituted C2-60 alkenyl, substituted or unsubstituted C6-60 aryl, or substituted or unsubstituted C2-60 heterocyclic group containing one or more of O, N, Si and S,
• n and m are each independently an integer of 0 to 4,
• with the proviso that Ar3 does not have pyridine, quinoline, isoquinoline, phenanthridine, benzo[f]quinoline, benzo[f]isoquinoline, benzo[h]quinoline or benzo[h]isoquinoline structures.