Anthracene-based compound and organic light-emitting device including the same

An organic light-emitting device, comprising:

• a first electrode;
• a second electrode opposite to the first electrode;
• and
• an organic layer between the first electrode and the second electrode, the organic layer including an emission layer, a hole-transporting region and an electron-transporting region,
• wherein the emission layer includes an anthracene-based compound represented by Formula 1, below, as a host:
• in Formula 1 above,
• L is a phenylene group, an anthracenylene group, a pyrenylene group, or a fluorenylene group;
• or
• a phenylene group, an anthracenylene group, a pyrenylene group, or a fluorenylene group, each substituted with hydrogen, deuterium, halogen, a hydroxyl group, a cyano group, a nitro group, an amino group, a carboxylic acid group, a substituted or unsubstituted C1-C30 alkyl group, a substituted or unsubstituted C2-C30 alkenyl group, a substituted or unsubstituted C2-C30 alkynyl group, a substituted or unsubstituted C1-C30 alkoxy group, a substituted or unsubstituted C3-C30 cycloalkyl group, a substituted or unsubstituted C3-C30 cycloalkenyl group, a substituted or unsubstituted C6-C30 aryl group, a substituted or unsubstituted C6-C30 aryloxy group, a substituted or unsubstituted C6-C30 arylthio group, a substituted or unsubstituted C2-C10 heterocycloalkyl group, a substituted or unsubstituted C2-C10 heterocycloalkenyl group, or a substituted or unsubstituted C2-C30 heteroaryl group;
• n is an integer of 0 to 3;
• m is 2 or 3;
• one of *-(L)n-Ar being position at carbon number 10 of the anthracene moiety of Formula 1,
• R1 and R2 are each independently hydrogen, deuterium, halogen, a hydroxyl group, a cyano group, a nitro group, an amino group, a carboxylic acid group, a substituted or unsubstituted C1-C30 alkyl group, a substituted or unsubstituted C2-C30 alkenyl group, a substituted or unsubstituted C2-C30 alkynyl group, a substituted or unsubstituted C1-C30 alkoxy group, a substituted or unsubstituted C3-C30 cycloalkyl group, a substituted or unsubstituted C3-C30 cycloalkenyl group, a substituted or unsubstituted C6-C30 aryl group, a substituted or unsubstituted C6-C30 aryloxy group, a substituted or unsubstituted C6-C30 arylthio group, a substituted or unsubstituted C2-C10 heterocycloalkyl group, a substituted or unsubstituted C2-C10 heterocycloalkenyl group, or a substituted or unsubstituted C2-C30 heteroaryl group;
• a1 and a2 are each independently an integer of 0 to 2;
• and
• Ar group is independently selected from Formula 4-1 and 4-4 to 4-27, below:
• in Formula 4-1 and 4-4 to 4-27 above,
• Y11 and Y13 to Y67 are each independently:
• deuterium, a halogen atom, a cyano group, a nitro group, a methyl group, an ethyl group, a tert-butyl group, or —Si(Q1)(Q2)(Q3), in which Q1 to Q3 are each independently a methyl group or a phenyl group, or
• a phenyl group, a naphthyl group, a fluorenyl group, a benzofluorenyl group, or a cyclopentaphenanthrenyl group, each substituted with a methyl group;
• b1 and b3 to b57 are each independently an integer of 0 to 2;
• X11 to X38 are each independently a methyl group or a phenyl group;
• and
• * is a binding site to an anthracene core or L.