Organic compound, and organic photoelectric device including the same

An organic compound selected from compounds represented by the following Chemical Formulae 1, A, 4, and 5:

• wherein, in the above Chemical Formulae 1, A, 4, and 5,
• X1 to X32 are the same or different, and are independently selected from CR′ and N,
• Ar1 to Ar4 are the same or different, and are independently selected from a single bond, a substituted or unsubstituted C6 to C30 arylene group, and a substituted or unsubstituted C2 to C30 heteroarylene group,
• Ar′ to Ar″″ are the same or different, and are independently selected from a substituted or unsubstituted C6 to C30 aryl group and a substituted or unsubstituted C2 to C30 heteroaryl group, and
• L1 is a substituent represented by the following Chemical Formulae A-1 or A-2,
• wherein Y1 to Y3 are the same or different, and are independently selected from CR″ and N, and
• R′, R″, and R10 to R12 are the same or different, and are independently selected from hydrogen, a halogen, a cyano group, a hydroxyl group, an amino group, a nitro group, a carboxyl group, a substituted or unsubstituted C1 to C20 alkyl group, a substituted or unsubstituted C2 to C20 alkenyl group, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C2 to C30 heteroaryl group, a substituted or unsubstituted C1 to C20 alkoxy group, a substituted or unsubstituted C6 to C20 aryloxy group, a substituted or unsubstituted C2 to C20 heterooxy group, a substituted or unsubstituted C3 to C40 silyloxy group, a substituted or unsubstituted C1 to C20 acyl group, a substituted or unsubstituted C2 to C20 alkoxy carbonyl group, a substituted or unsubstituted C2 to C20 acyloxy group, a substituted or unsubstituted C2 to C20 acylamino group, a substituted or unsubstituted C2 to C20 alkoxy carbonyl amino group, a substituted or unsubstituted C7 to C20 acyloxy carbonyl amino group, a substituted or unsubstituted C1 to C20 sulfamoyl amino group, a substituted or unsubstituted C1 to C20 sulfonyl group, a substituted or unsubstituted C1 to C20 alkylthiol group, a substituted or unsubstituted C6 to C20 arylthiol group, a substituted or unsubstituted C1 to C20 heterocycloalkyl thiol group, a substituted or unsubstituted C1 to C20 ureide group, a substituted or unsubstituted C1 to C20 phosphoric acid amide group, and a substituted or unsubstituted C3 to C40 silyl group.