Organometallic compound, light-emitting device including the same, electronic apparatus including the light-emitting device, and electronic device including the light-emitting device

An organometallic compound represented by Formula 1:

• wherein in Formula 1,
• M1 and M2 are each independently platinum (Pt), palladium (Pd), copper (Cu), silver (Ag), gold (Au), rhodium (Rh), ruthenium (Ru), osmium (Os), titanium (Ti), zirconium (Zr), hafnium (Hf), europium (Eu), terbium (Tb), or thulium (Tm),
• A1 to A4 and B1 to B4 are each independently a C5-C60 carbocyclic group or a C1-C60 heterocyclic group,
• X10 to X80 are each independently C or N,
• L1 to L6 are each independently *—O—*′, *—S—*′, *—C(Q1)(Q2)-*′, *—C(Q1)=*′, *═C(Q1)-*′ *—C(Q1)═C(Q2)-*′, *—C(═O)—*′ *—C(═S)—*′, *—C≡C—*′, *—B(Q1)-*′, *—N(Q1)-*′ *—P(Q1)-*′, *—Si(Q1)(Q2)-*′, *—P(Q1)(Q2)-*′, or *—Ge(Q1)(Q2)-*′,
• L10 comprises a C3-C60 carbocyclic group that is unsubstituted or substituted with at least one R10a, or a C1-C60 heterocyclic group that is unsubstituted or substituted with at least one R10a,
• n1 to n6 and n10 are each independently an integer from 0 to 5,
• when n1 is 0, *-(L1)n1-*′ is a single bond,
• when n2 is 0, *-(L2)n2-*′ is a single bond,
• when n3 is 0, *-(L3)n3-*′ is a single bond,
• when n4 is 0, *-(L4)n4-*′ is a single bond,
• when n5 is 0, *-(L5)n5-*′ is a single bond,
• when n6 is 0, *-(L6)n6-*′ is a single bond,
• when n10 is 0, *-(L10)n10-*′ is a single bond,
• R1 to R8 and R10a are each independently:
• deuterium, —F, —Cl, —Br, —I, a hydroxyl group, a cyano group, or a nitro group;
• a C1-C60 alkyl group, a C2-C60 alkenyl group, a C2-C60 alkynyl group, or a C1-C60 alkoxy group, each unsubstituted or substituted with deuterium, —F, —Cl, —Br, —I, a hydroxyl group, a cyano group, a nitro group, a C3-C60 carbocyclic group, a C1-C60 heterocyclic group, a C6-C60 aryloxy group, a C6-C60 arylthio group, a C1-C60 heteroaryloxy group, a C1-C60 heteroarylthio group, —Si(Q11)(Q12)(Q13), —N(Q11)(Q12), —B(Q11)(Q12), —C(═O)(Q11), —S(═O)2(Q11), —P(═O)(Q11)(Q12), or a combination thereof;
• a C3-C60 carbocyclic group, a C1-C60 heterocyclic group, a C6-C60 aryloxy group, a C6-C60 arylthio group, a C1-C60 heteroaryloxy group, or a C1-C60 heteroarylthio group, each unsubstituted or substituted with deuterium, —F, —Cl, —Br, —I, a hydroxyl group, a cyano group, a nitro group, a C1-C6 alkyl group, a C2-C60 alkenyl group, a C2-C60 alkynyl group, a C1-C6 alkoxy group, a C3-C60 carbocyclic group, a C1-C6 heterocyclic group, a C6-C60 aryloxy group, a C6-C60 arylthio group, a C1-C6 heteroaryloxy group, a C1-C60 heteroarylthio group, —Si(Q21)(Q22)(Q23), —N(Q21)(Q22), —B(Q21)(Q22), —C(═O)(Q21), —S(═O)2(Q21), —P(═O)(Q21)(Q22), or a combination thereof;
• or
• —Si(Q31)(Q32)(Q33), —N(Q31)(Q32), —B(Q31)(Q32), —C(═O)(Q31), —S(═O)2(Q31), or —P(═O)(Q31)(Q32),
• a1 to a8 are each independently an integer from 0 to 8,
• * and *′ each indicate a binding site to a neighboring atom,
• Q1, Q2, Q11 to Q13, Q21 to Q23, and Q31 to Q33 are each independently:
• hydrogen;
• deuterium;
• —F;
• —Cl;
• —Br;
• —I;
• a hydroxyl group;
• a cyano group;
• a nitro group;
• a C1-C60 alkyl group;
• a C2-C60 alkenyl group;
• a C2-C60 alkynyl group;
• a C1-C60 alkoxy group;
• or a C3-C60 carbocyclic group or a C1-C60 heterocyclic group, each unsubstituted or substituted with deuterium, —F, a cyano group, a C1-C60 alkyl group, a C1-C60 alkoxy group, a phenyl group, a biphenyl group, or a combination thereof, and
• two neighboring substituents among Q1, Q2, Q11 to Q13, Q21 to Q23, and Q31 to Q33 are optionally bonded to each other to form a C3-C60 carbocyclic group that is unsubstituted or substituted with at least one R10a or a C1-C60 heterocyclic group that is unsubstituted or substituted with at least one R10a.