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

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

wherein, in Chemical Formula 1,

Ar 1 is a C6 to C30 non-fused aryl group selected from the substituents of Group I wherein the substituent may be unsubstituted or substituted with deuterium,

[Group I]

in Group I, * is a linking point,

each R 1 is independently hydrogen, deuterium, or an unsubstituted C6 to C12 aryl group,

R 2 to R 5 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

m1 to m5 are each independently an integer of 1 to 4.

2 . The compound as claimed in claim 1 , wherein the compound is a compound of Group 1:

3 . A composition for an organic optoelectronic device, the composition comprising:

a first compound; and

a second compound,

wherein:

the first compound is the compound as claimed in claim 1 , and

the second compound is represented by:

Chemical Formula 2; or

a combination of Chemical Formula 3 and Chemical Formula 4,

in Chemical Formula 2,

Ar 2 and Ar 3 are each independently a substituted or unsubstituted C6 to C20 aryl group or a substituted or unsubstituted C2 to C30 heterocyclic group,

L 1 and L 2 are each independently a single bond or a substituted or unsubstituted C6 to C20 arylene group,

R 11 to R 21 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, or a substituted or unsubstituted C2 to C30 heterocyclic group,

m6 and m7 are each independently an integer of 1 to 3,

m8 is an integer of 1 to 4, and

n is an integer of 0 to 2;

wherein, in Chemical Formulas 3 and 4,

Ar 4 and Ar 5 are each independently a substituted or unsubstituted C6 to C20 aryl group or a substituted or unsubstituted C2 to C30 heterocyclic group,

two adjacent ones of b 1 * to b 4 * of Chemical Formula 3 are linking carbons linked at * of Chemical Formula 4, the remaining two of b 1 * to b 4 * of Chemical Formula 3, not linked at * of Chemical Formula 4, are each independently C-L a -R a ,

L a , L 3 , and L 4 are each independently a single bond or a substituted or unsubstituted C6 to C20 arylene group, and

R a and R 22 to R 29 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, or a substituted or unsubstituted C2 to C30 heterocyclic group.

4 . The composition as claimed in claim 3 , wherein:

the second compound is represented by Chemical Formula 2,

Chemical Formula 2 is represented by Chemical Formula 2-8,

in Chemical Formula 2-8,

R 11 to R 20 are each independently hydrogen, deuterium, or a substituted or unsubstituted C6 to C12 aryl group,

m6 and m7 are each independently an integer of 1 to 3, and

moieties *-L 1 -Ar 2 and *-L 2 -Ar 3 are each independently a moiety of Group II,

in Group II,

R 6 to R 8 are each independently hydrogen, deuterium, a substituted or unsubstituted C1 to C4 alkyl group, a substituted or unsubstituted C6 to C 18 aryl group, or a substituted or unsubstituted C2 to C30 heteroaryl group,

m8 is an integer of 1 to 5,

m9 is an integer of 1 to 4,

m10 is an integer of 1 to 3, and

* is a linking point.

5 . The composition as claimed in claim 3 , wherein:

the second compound is represented by the combination of Chemical Formula 3 and Chemical Formula 4,

the combination of Chemical Formula 3 and Chemical Formula 4 is represented by Chemical Formula 3C,

in Chemical Formula 3C,

L a1 and L a2 are each a single bond,

L 3 and L 4 are each independently a single bond or a substituted or unsubstituted C6 to C12 arylene group,

R 22 to R 29 , R a1 , and R a2 are each independently hydrogen, deuterium, or a substituted or unsubstituted C6 to C12 aryl group, and

Ar 4 and Ar 5 are each independently a substituted or unsubstituted phenyl group, a substituted or unsubstituted naphthyl group, or a substituted or unsubstituted biphenyl group.

6 . An organic optoelectronic device, comprising:

an anode and a cathode facing each other, and

at least one organic layer between the anode and the cathode,

wherein the at least one organic layer includes the compound as claimed in claim 1 .

7 . The organic optoelectronic device as claimed in claim 6 , wherein:

the at least one organic layer includes a light emitting layer, and

the light emitting layer includes the compound.

8 . A display device comprising the organic optoelectronic device as claimed in claim 6 .

9 . An organic optoelectronic device, comprising:

an anode and a cathode facing each other, and

at least one organic layer between the anode and the cathode,

wherein the at least one organic layer includes the composition as claimed in claim 3 .

10 . The organic optoelectronic device as claimed in claim 9 , wherein:

the at least one organic layer includes a light emitting layer, and

the light emitting layer includes the composition.

11 . A display device comprising the organic optoelectronic device as claimed in claim 9 .