Organic light-emitting device

An organic light emitting device comprising a first electrode, a second electrode opposite to the first electrode, and a light emitting layer interposed between the first and second electrodes wherein the light emitting layer comprises at least one host and at least one dopant, wherein the host is an anthracene derivative represented by Formula A:

• wherein Ar1 is selected from substituted or unsubstituted C6-C50 aryl, substituted or unsubstituted C2-C50 heteroaryl, and substituted or unsubstituted C3-C50 mixed aliphatic-aromatic cyclic groups, R1 to R14 are the same as or different from each other and are each independently selected from hydrogen, deuterium, substituted or unsubstituted C1-C30 alkyl, substituted or unsubstituted C6-C50 aryl, substituted or unsubstituted C2-C30 alkenyl, substituted or unsubstituted C2-C30 alkynyl, substituted or unsubstituted C3-C30 cycloalkyl, substituted or unsubstituted C3-C30 cycloalkenyl, substituted or unsubstituted C2-C50 heteroaryl, substituted or unsubstituted C2-C30 heterocycloalkyl, substituted or unsubstituted C1-C30 alkoxy, substituted or unsubstituted C6-C50 aryloxy, substituted or unsubstituted C1-C30 alkylthioxy, substituted or unsubstituted C6-C50 arylthioxy, substituted or unsubstituted amine, substituted or unsubstituted silyl, substituted or unsubstituted germanium, substituted or unsubstituted C3-C50 mixed aliphatic-aromatic cyclic groups, cyano, and halogen, with the proviso that either one of R9 and R10 is optionally bonded to the linker L1, X is an oxygen (O) or sulfur (S) atom, L1 is a single bond or is selected from substituted or unsubstituted C6-C50 arylene and substituted or unsubstituted C2-C50 heteroarylene, and n is an integer from 1 to 3, provided that when n is 2 or more, the linkers L1 are the same as or different from each other, and wherein the dopant is a polycyclic compound represented by one of Formulas D-1 to D-8:
• wherein X1 is selected from B, P═O, and P═S, Y1 and Y2 are each independently selected from NR21, CR22R23, O, S, Se, and SiR24R25, A1 to A3 are each independently selected from substituted or unsubstituted C6-C50 aromatic hydrocarbon rings, substituted or unsubstituted C2-C50 aromatic heterocyclic rings, substituted or unsubstituted C3-C30 aliphatic rings, and substituted or unsubstituted C3-C30 mixed aliphatic-aromatic rings, and R21 to R25 are the same as or different from each other and are each independently selected from hydrogen, deuterium, substituted or unsubstituted C1-C30 alkyl, substituted or unsubstituted C2-C30 alkenyl, substituted or unsubstituted C2-C30 alkynyl, substituted or unsubstituted C6-C50 aryl, substituted or unsubstituted C3-C30 cycloalkyl, substituted or unsubstituted C3-C30 heterocycloalkyl, substituted or unsubstituted C2-C50 heteroaryl, substituted or unsubstituted C1-C30 alkoxy, substituted or unsubstituted C6-C30 aryloxy, substituted or unsubstituted C1-C30 alkylthioxy, substituted or unsubstituted C6-C30 arylthioxy, substituted or unsubstituted amine, substituted or unsubstituted silyl, substituted or unsubstituted C3-C20 mixed aliphatic-aromatic cyclic groups, nitro, cyano, and halogen, with the proviso that each of R21 to R25 is optionally bonded to one or more of the rings A1 to A3 to form an alicyclic or aromatic monocyclic or polycyclic ring or a mixed aliphatic-aromatic ring, the substituents of each of the rings A1 to A3 are optionally linked to each other to form an alicyclic or aromatic monocyclic or polycyclic ring or a mixed aliphatic-aromatic ring, R22 and R23 are optionally linked to each other to form an alicyclic or aromatic monocyclic or polycyclic ring or a mixed aliphatic-aromatic ring, and R24 and R25 are optionally linked to each other to form an alicyclic or aromatic monocyclic or polycyclic ring or a mixed aliphatic-aromatic ring,
• wherein Y3 is selected from NR21, CR22R23, O, S, Se, and SiR24R25 and X1, Y1, Y2, A1 to A3, and R21 to R25 are as defined in Formula D-1,
• wherein Y3 is as defined in Formula D-2 and X1, Y1, Y2, A1 to A3, and R21 to R25 are as defined in Formula D-1,
• wherein Y4 is selected from NR21, CR22R23, O, S, Se, and SiR24R25, X1, A1 to A3, and R21 to R25 are as defined in Formula D-1, and Cy1 represents a ring formed by a substituted or unsubstituted C2-C5 alkylene group with the adjacent nitrogen (N) atom, the aromatic carbon atom in the ring A1 to which the nitrogen (N) atom is bonded, and the aromatic carbon atom in the ring A1 to which Cy1 is to be bonded,
• wherein Y4 is selected from NR21, CR22R23, O, S, Se, and SiR24R25, and X1, A1 to A3, and R21 to R25 are as defined in Formula D-1, Cy1 is as defined in Formula D-4, Cy2 represents a saturated hydrocarbon ring attached to Cy1 and formed by a substituted or unsubstituted C2-C5 alkylene group with carbon atoms in Cy1,
• wherein Y4 is selected from NR21, CR22R23, O, S, Se, and SiR24R25, X1, A1 to A3, and R21 to R25 are as defined in Formula D-1, Cy1 is as defined in Formula D-4, and Cy3 represents a ring formed by a substituted or unsubstituted C1-C4 alkylene group with the aromatic carbon atom in the ring A3 to which Cy3 is to be bonded, the nitrogen (N) atom, the aromatic carbon atom in the ring A3 to which the nitrogen atom is bonded, and the carbon atom in Cy1 to which the nitrogen atom is bonded,
• wherein Y5 is selected from NR21, CR22R23, O, S, Se, and SiR24R25 and X1, A1 to A3, and R21 to R27 are as defined in Formula D-1, and
• wherein Y5 is as defined in Formula D-7 and X1, A1 to A3, and R21 to R27 are as defined in Formula D-1, the “substituted” in the definitions of Ar1, R1 to R14, and L1 in Formula A and Y1 to Y5, A1 to A3, Cy1 to Cy3, R26, and R27 in Formulas D-1 to D-8 indicating substitution with one or more substituents selected from deuterium, cyano, halogen, hydroxyl, nitro, C1-C24 alkyl, C1-C24 haloalkyl, C3-C30 cycloalkyl, C2-C24 alkenyl, C2-C24 alkynyl, C1-C24 heteroalkyl, C6-C30 aryl, C7-C30 arylalkyl, C7-C30 alkylaryl, C2-C30 heteroaryl, C2-C30 heteroarylalkyl, C1-C24 alkoxy, C6-C30 aryloxy, C1-C24 amine, C1-C24 silyl, C3-C30 mixed aliphatic-aromatic cyclic groups, boron, aluminum, phosphoryl, hydroxyl, selenium, tellurium, nitro, and halogen and one or more hydrogen atoms in each of the substituents being optionally replaced by deuterium atoms.