Patent ID: 11963437
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Basic materials chemistry (Chemistry)
Classification: CPC C  H | IPC C  H

Claim 5:
6. A near-infrared light-emitting diode comprising:
a first electrode;
a second electrode; and
an organic layer between the first electrode and the second electrode,
wherein the organic layer comprises a near-infrared light-emitting layer, the near-infrared light-emitting layer comprises an osmium (Os)-containing organometallic compound, and the osmium (Os)-containing organometallic compound is configured to emit near-infrared light,
wherein the osmium (Os)-containing organometallic compound is represented by Formula 1:

M(L1)n1(L2)n2  Formula 1

wherein, in Formula 1,
M is Os,
wherein L1 is selected from ligands represented by Formula 1-1(1):, wherein, in Formula 1-1(1),
ring A1, ring A2 and ring A10 are each independently a C5-C30 carbocyclic group or a C1-C30 heterocyclic group,
Z31 and Z32 are each independently a covalent bond, a coordinate bond, O, S, C(R7)(R8), Si(R7)(R8), N(R7), P(R7), C(R7)(R8)(R9), Si(R7)(R8)(R9), N(R7)(R8), or P(R7)(R8),
X1 and X2 are each independently C or N,
R1, R2 and R7 to R9 are each independently 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 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, —Si(Q1)(Q2)(Q3), —N(Q1)(Q2), —B(Q1)(Q2), —C(═O)2(Q1), —S(═O)2(Q1), or —P(═O)(Q1)(Q2),
two adjacent groups selected from R1, R2 and R7 to R9 are optionally bound to form a C5-C30 carbocyclic group unsubstituted or substituted with at least one R10a or a C1-C30 heterocyclic group unsubstituted or substituted with at least one R10a,
R10a is defined the same as R1,
b1, b2 and b10 are each independently an integer from 0 to 10,
*1 and *2 each indicate a binding site to M in Formula 1,
a bond between M and Z31 or X1 in Formula 1-1(1) and a bond between M and Z32 or X2 in Formula 1-1(1) are each independently a covalent bond or a coordinate bond and
at least one substituent of 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, a hydroxyl group, a cyano group, a nitro group, an amidino group, a hydrazine group, a hydrazone group, 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, a hydroxyl group, a cyano group, a nitro group, an amidino group, a hydrazine group, a hydrazone 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, —Si(Q1 1)(Q12)(Q13), —N(Q1 1)(Q12), —B(Q1 1)(Q12), —C(═O)2(Q11), —S(═O)2(Q1 1), and —P(═O)(Q1 1)(Q12);
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, a biphenyl group, and a terphenyl 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, a hydroxyl group, a cyano group, a nitro group, an amidino group, a hydrazine group, a hydrazone group, 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 WOW), —Si(Q21)(Q22)(Q23), —N(Q21)(Q22), —B(Q21)(Q22), —C(═O)2(Q21), —S(═O)2(Q21), and —P(═O)(Q21)(Q22); and
—Si(Q31)(Q32)(Q33), —N(Q31)(Q32), —B(Q31)(Q32), —C(═O)2(Q31), —S(═O)2(Q31), and —P(═O)(Q31)(Q32),
wherein Q1 to Q3, Q11 to Q13, Q21 to Q23, and Q31 to Q33 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 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 aryl group substituted with at least one C1-C60 alkyl group, a C6-C60 aryl group substituted with at least one C6-C60 aryl group, a terphenyl group, a C1-C60 heteroaryl group, a C1-C60 heteroaryl group substituted with at least one C1-C60 alkyl group, a C1-C60 heteroaryl group substituted with at least one C6-C60 aryl group, a monovalent non-aromatic condensed polycyclic group, and a monovalent non-aromatic condensed heteropolycyclic group, and
wherein, a moiety represented by, , in Formula 1-1(1) is selected from groups represented by Formulae A1-1 to A1-51 and A1-54 to A1-56, and
wherein a moiety represented by, , in Formula 1-1(1) is selected from groups represented by Formulae A2-1 to A2-32, A2-34, A2-35, A2-37 and A2-41 to A2-50:, , wherein in Formulae A1-1 to A1-51 and A1-54 to A1-56,
X1 and R1 are respectively the same as those defined in Formula 1-1(1),
b12 is an integer from 0 to 2,
b13 is an integer from 0 to 3,
b14 is an integer from 0 to 4,
b15 is an integer from 0 to 5,
b16 is an integer from 0 to 6,
b17 is an integer from 0 to 7,
*′ indicates a binding site to Z31 in Formula 1-1(1), and
* indicates a binding site to T1 in Formula 1-1(1),
wherein in Formulae A2-1 to A2-32, A2-34, A2-35, A2-37 and A2-41 to A2-50,
X2 and R2 are respectively the same as those defined with respect to Formula 1-1(1),
X21 is selected from O, S, N(R21), C(R21)(R22), and Si(R21)(R22),
R21 and R22 are each defined the same as R2,
b22 is an integer from 0 to 2,
b23 is an integer from 0 to 3,
b24 is an integer from 0 to 4,
b25 is an integer from 0 to 5,
b26 is an integer from 0 to 6,
b27 is an integer from 0 to 7,
*′ indicates a binding site to Z32 in Formula 1-1(1), and
* indicates a binding site to T1 in Formula 1-1(1).