| CPC C07F 15/0086 (2013.01) [H10K 50/12 (2023.02); H10K 85/346 (2023.02); H10K 50/11 (2023.02); H10K 50/15 (2023.02); H10K 50/16 (2023.02); H10K 50/171 (2023.02); H10K 50/818 (2023.02); H10K 50/828 (2023.02); H10K 2101/10 (2023.02)] | 16 Claims |
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1. An organometallic compound represented by Formula 1-1 or 1-2:
 wherein, in Formulae 1-1 and 1-2,
M is beryllium (Be), magnesium (Mg), aluminum (Al), calcium (Ca), titanium (Ti), manganese (Mn), cobalt (Co), copper (Cu), zinc (Zn), gallium (Ga), germanium (Ge), zirconium (Zr), ruthenium (Ru), rhodium (Rh), palladium (Pd), silver (Ag), rhenium (Re), platinum (Pt), or gold (Au),
X1 to X4 are each independently N or C,
X5 is a single bond,
Y11 to Y12 are each independently C or N,
two bonds selected from a bond between X1 or X5 and M, a bond between X2 and M, a bond between X3 and M, and a bond between X4 and M are each a covalent bond, and the other bonds selected from a bond between X1 or X5 and M, a bond between X2 and M, a bond between X3 and M, and a bond between X4 and M are each a coordinate bond,
a moiety represented by
 in Formula 1 is represented by one of Formulae A1-2(1) to A1-2(24), A1-2(56) to A1-2(63) and A1-2(72) to A1-2(76):
     wherein, in Formulae A1-2(1) to A1-2(24), A1-2(56) to A1-2(63) and A1-2(72) to A1-2(76),
X11 is O, S, N(R11), C(R11)(R12), or Si(R11)(R12),
X13 is N or C(R13),
X14 is N or C(R14),
a17 is an integer from 0 to 7,
a16 is an integer from 0 to 6,
a15 is an integer from 0 to 5,
a14 is an integer from 0 to 4,
a13 is an integer from 0 to 3,
a12 is an integer from 0 to 2,
* indicates a binding site to M in Formula 1, and
*′ indicates a binding site to T2 in Formula 1,rings CY2 to CY4 are each independently a C5-C30 carbocyclic group or a C1-C30 heterocyclic group,
a ring CY5 is a 6-membered ring or a condensed ring comprising two or more 6-membered rings condensed with each other, and the 6-membered ring and the 6-membered ring of the condensed ring are each selected from a cyclohexane group, a cyclohexene group, a benzene group, a pyridine group, a pyrimidine group, a pyrazine group, a pyridazine group, and a triazine group,
T1 is B, N, or P,
T2 to T4 are each independently selected from a single bond, a double bond, *—N(R7)—*′ *—B(R7)—*′, *—P(R7)—*′, *—C(R7)(R8)—*′, *—Si(R7)(R8)—*′, *—Ge(R7)(R8)—*′, *—S—*′, *—Se—*′, *—O—*′, *—C(═O)—*′, *—S(═O)—*′, *—S(═O)2—*′, *—C(R7)=*′, *═C(R7)—*′, *—C(R7)═C(R8)—*′, *—C(═S)—*′, and *—C≡C—*′, and * and *′ each indicate a binding site to a neighboring atom,
R7 and R8 are optionally linked via a single bond, a double bond, or a first linking group to form a substituted or unsubstituted C5-C30 carbocyclic group or a substituted or unsubstituted C1-C30 heterocyclic group,
R1 to R5, R1a, R1b, R11 to R14, R′, R″, R7, and R8 are each independently selected from hydrogen, deuterium, —F, —Cl, —Br, —I, —SF5, a hydroxyl group, a cyano group, a nitro group, an amidino group, a hydrazine group, a hydrazone group, a carboxylic acid group or a salt thereof, a sulfonic acid group or a salt thereof, a phosphoric acid group or a salt thereof, a substituted or unsubstituted C1-C60 alkyl group, a substituted or unsubstituted C2-C60 alkenyl group, a substituted or unsubstituted C2-C60 alkynyl group, a substituted or unsubstituted C1-C60 alkoxy group, a substituted or unsubstituted C3-C10 cycloalkyl group, a substituted or unsubstituted C1-C10 heterocycloalkyl group, a substituted or unsubstituted C3-C10 cycloalkenyl group, a substituted or unsubstituted C1-C10 heterocycloalkenyl group, a substituted or unsubstituted C6-C60 aryl group, a substituted or unsubstituted C6-C60 aryloxy group, a substituted or unsubstituted C6-C60 arylthio group, a substituted or unsubstituted C1-C60 heteroaryl group, a substituted or unsubstituted monovalent non-aromatic condensed polycyclic group, a substituted or unsubstituted monovalent non-aromatic condensed heteropolycyclic group, —N(Q1)(Q2), —Si(Q3)(Q4)(Q5), —B(Q6)(Q7), and —P(═O)(Q8)(Q9),
a1 to a5 are each independently an integer from 0 to 20,
two of a plurality of neighboring groups R1 are optionally linked to form a substituted or unsubstituted C5-C30 carbocyclic group or a substituted or unsubstituted C1-C30 heterocyclic group,
two of a plurality of neighboring groups R2 are optionally linked to form a substituted or unsubstituted C5-C30 carbocyclic group or a substituted or unsubstituted C1-C30 heterocyclic group,
two of a plurality of neighboring groups R3 are optionally linked to form a substituted or unsubstituted C5-C30 carbocyclic group or a substituted or unsubstituted C1-C30 heterocyclic group,
two of a plurality of neighboring groups R4 are optionally linked to form a substituted or unsubstituted C5-C30 carbocyclic group or a substituted or unsubstituted C1-C30 heterocyclic group,
any two of a plurality of neighboring groups R5 are not linked to form a substituted or unsubstituted C6-C30 carbocyclic group or a substituted or unsubstituted C6-C30 heterocyclic group,
two or more neighboring groups selected from R1 to R3 are optionally linked to form a substituted or unsubstituted C5-C30 carbocyclic group or a substituted or unsubstituted C1-C30 heterocyclic group,
at least one substituent of the substituted C5-C30 carbocyclic group, the substituted C1-C30 heterocyclic group, the substituted C1-C60 alkyl group, the substituted C2-C60 alkenyl group, the substituted C2-C60 alkynyl group, the substituted C1-C60 alkoxy group, the substituted C3-C10 cycloalkyl group, the substituted C1-C10 heterocycloalkyl group, the substituted C3-C10 cycloalkenyl group, the substituted C1-C10 heterocycloalkenyl group, the substituted C6-C60 aryl group, the substituted C6-C60 aryloxy group, the substituted C6-C60 arylthio group, the substituted C1-C60 heteroaryl group, the substituted monovalent non-aromatic condensed polycyclic group, and the substituted monovalent non-aromatic condensed heteropolycyclic group is selected from:
deuterium, —F, —Cl, —Br, —I, —CD3, —CD2H, —CDH2, —CF3, —CF2H, —CFH2, a hydroxyl group, a cyano group, a nitro group, an amidino group, a hydrazine group, a hydrazone group, a carboxylic acid group or a salt thereof, a sulfonic acid group or a salt thereof, a phosphoric acid group or a salt thereof, a C1-C60 alkyl group, a C2-C60 alkenyl group, a C2-C60 alkynyl group, and a C1-C60 alkoxy group;
a C1-C60 alkyl group, a C2-C60 alkenyl group, a C2-C60 alkynyl group, and a C1-C60 alkoxy group, each substituted with at least one selected from deuterium, —F, —Cl, —Br, —I, —CD3, —CD2H, —CDH2, —CF3, —CF2H, —CFH2, a hydroxyl group, a cyano group, a nitro group, an amidino group, a hydrazine group, a hydrazone group, a carboxylic acid group or a salt thereof, a sulfonic acid group or a salt thereof, a phosphoric acid group or a salt thereof, a C3-C10 cycloalkyl group, a C1-C10 heterocycloalkyl group, a C3-C10 cycloalkenyl group, a C1-C10 heterocycloalkenyl group, a C6-C60 aryl group, a C6-C60 aryloxy group, a C6-C60 arylthio group, a C1-C60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group, a monovalent non-aromatic condensed heteropolycyclic group, —N(Q11)(Q12), —Si(Q13)(Q14)(Q15), —B(Q16)(Q17), and —P(═O)(Q18)(Q19);
a C3-C10 cycloalkyl group, a C1-C10 heterocycloalkyl group, a C3-C10 cycloalkenyl group, a C1-C10 heterocycloalkenyl group, a C6-C60 aryl group, a C6-C60 aryloxy group, a C6-C60 arylthio group, a C1-C60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group, and a monovalent non-aromatic condensed heteropolycyclic group;
a C3-C10 cycloalkyl group, a C1-C10 heterocycloalkyl group, a C3-C10 cycloalkenyl group, a C1-C10 heterocycloalkenyl group, a C6-C60 aryl group, a C6-C60 aryloxy group, a C6-C60 arylthio group, a C1-C60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group, and a monovalent non-aromatic condensed heteropolycyclic group, each substituted with at least one selected from deuterium, —F, —Cl, —Br, —I, —CD3, —CD2H, —CDH2, —CF3, —CF2H, —CFH2, a hydroxyl group, a cyano group, a nitro group, an amidino group, a hydrazine group, a hydrazone group, a carboxylic acid group or a salt thereof, a sulfonic acid group or a salt thereof, a phosphoric acid group or a salt thereof, a C1-C60 alkyl group, a C2-C60 alkenyl group, a C2-C60 alkynyl group, a C1-C60 alkoxy group, a C3-C10 cycloalkyl group, a C1-C10 heterocycloalkyl group, a C3-C10 cycloalkenyl group, a C1-C10 heterocycloalkenyl group, a C6-C60 aryl group, a C6-C60 aryloxy group, a C6-C60 arylthio group, a C1-C60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group, a monovalent non-aromatic condensed heteropolycyclic group, —N(Q21)(Q22), —Si(Q23)(Q24)(Q25), —B(Q26)(Q27), and —P(═O)(Q28)(Q29); and
—N(Q31)(Q32), —Si(Q33)(Q34)(Q35), —B(Q36)(Q37), and —P(═O)(Q38)(Q39), and
Q1 to Q9, Q11 to Q19, Q21 to Q29, and Q31 to Q39 are each independently selected from hydrogen, deuterium, —F, —Cl, —Br, —I, a hydroxyl group, a cyano group, a nitro group, an amidino group, a hydrazine group, a hydrazone group, a carboxylic acid group or a salt thereof, a sulfonic acid group or a salt thereof, a phosphoric acid group or a salt thereof, a C1-C60 alkyl group, a C1-C60 alkyl group substituted with at least one selected from deuterium, a C1-C60 alkyl group, and a C6-C60 aryl group, a C2-C60 alkenyl group, a C2-C60 alkynyl group, a C1-C60 alkoxy group, a C3-C10 cycloalkyl group, a C1-C10 heterocycloalkyl group, a C3-C10 cycloalkenyl group, a C1-C10 heterocycloalkenyl group, a C6-C60 aryl group, a C6-C60 aryl group substituted with at least one selected from deuterium, a C1-C60 alkyl group, and a C6-C60 aryl group, a C6-C60 aryloxy group, a C6-C60 arylthio group, a C1-C60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group, and a monovalent non-aromatic condensed heteropolycyclic group.
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