Compound for an organic optoelectric device, organic optoelectric device including the same, and display device including the optoelectric device

A compound for an organic optoelectric device, the compound including a combination of a moiety represented by the following Chemical Formula I and a moiety represented by the following Chemical Formula II:

• wherein, in the above Chemical Formula I and Chemical Formula II,
• X1 to X7 are each independently CRa or N, provided that all X1 to X7 are CRa or one of X1 to X7 is N,
• Y is O, S, SO2, PO, or N-L2-R4,
• two *s of the above Chemical Formula II are bonded with two adjacent *s of the above Chemical Formula I,
• *s in the above Chemical Formula I that are not bonded with the two *s of the above Chemical Formula II are each independently CRb or N,
• L1 and L2 are each independently a single bond, a substituted or unsubstituted C1 to C30 alkylene group, a substituted or unsubstituted C3 to C30 cycloalkylene group, a substituted or unsubstituted C3 to C30 heterocycloalkylene group, a substituted or unsubstituted C6 to C30 arylene group, a substituted or unsubstituted C3 to C30 heteroarylene group, a substituted or unsubstituted C6 to C30 aryleneamine group, a substituted or unsubstituted C6 to C30 heteroaryleneamine group, a substituted or unsubstituted C1 to C30 alkoxylene group, a substituted or unsubstituted C6 to C30 aryloxylene group, a substituted or unsubstituted C2 to C30 alkenylene group, a substituted or unsubstituted C2 to C30 alkynylene group, or a combination thereof, and
• R1 to R6, Ra, and Rb are each independently hydrogen, deuterium, a halogen, a cyano group, a hydroxyl group, an amino group, a substituted or unsubstituted C1 to C20 amine group, a nitro group, a carboxyl group, a ferrocenyl group, a substituted or unsubstituted C1 to C20 alkyl 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 C3 to C40 silyloxy group, a substituted or unsubstituted C1 to C20 acyl group, a substituted or unsubstituted C2 to C20 alkoxycarbonyl 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 alkoxycarbonylamino group, a substituted or unsubstituted C7 to C20 aryloxycarbonylamino group, a substituted or unsubstituted C1 to C20 sulfamoylamino 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 heterocyclothiol group, a substituted or unsubstituted C1 to C20 ureide group, a substituted or unsubstituted C3 to C40 silyl group, a substituted or unsubstituted C3 to C40 fused ring-containing group, or a combination thereof.