Compound for organic optoelectronic device, organic optoelectronic device, and display device

A compound for an organic optoelectronic device, the compound being represented by Chemical Formula 1:

• wherein, in Chemical Formula 1,
• R1 is a C6 to C20 aryl group that is unsubstituted or substituted with a C1 to C5 alkyl group or C6 to C12 aryl group, a dibenzofuranyl group that is unsubstituted or substituted with a C6 to C12 aryl group, or a dibenzothiophenyl group that is unsubstituted or substituted with a C6 to C12 aryl group,
• R2 to R9 are each independently hydrogen, deuterium, a cyano group, a halogen, a substituted or unsubstituted amine group, a substituted or unsubstituted C1 to C30 alkyl group, a substituted or unsubstituted C6 to C30 aryl group, a substituted or unsubstituted C2 to C30 heterocyclic group, or a combination thereof, and
• Ar1 and Ar2 are each independently hydrogen, deuterium, or a substituted or unsubstituted C6 to C20 aryl group.