Condensed-cyclic compound and organic light-emitting diode comprising the same

A condensed-cyclic compound represented by Formula 1:

• wherein:
• ring A1, ring A2, and ring A3 are condensed with each other;
• ring A2 is represented by Formula 2, wherein Y1 is N-(L1)aa-(R11)ab;
• ring A1, ring A3, ring A4, and ring A5 are each independently a substituted or unsubstituted benzene ring or a substituted or unsubstituted naphthalene ring, and at least one of ring A4 or ring A5 is a substituted benzene ring or a substituted or unsubstituted naphthalene ring;
• R1 and R2 are each independently a hydrogen, a deuterium, 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-C60 cycloalkyl group, a substituted or unsubstituted C3-C60 cycloalkenyl group, a substituted or unsubstituted C6-C60 aryl group, a substituted or unsubstituted C6-C60 aryloxy group, a substituted or unsubstituted C6-C60 arylthio group, or a substituted or unsubstituted C2-C60 heteroaryl group, wherein R1 and R2 are non-ring forming substituents which are not linked to each other and do not form a ring;
• L1 is a substituted or unsubstituted C6-C60 arylene group or a substituted or unsubstituted C2-C60 heteroarylene group;
• aa is an integer of 0 to 5;
• R11 is a substituted or unsubstituted 5-membered hetero ring, a substituted or unsubstituted 6-membered hetero ring, a substituted or unsubstituted 9-membered hetero ring, or a substituted or unsubstituted 10-membered hetero ring in which at least one ring-forming atom is nitrogen (N);
• and
• ab is an integer of 1 to 10.