US 11,672,166 B2
Organometallic compound and organic light-emitting device including the same
Junghoon Han, Yongin-si (KR); Soobyung Ko, Yongin-si (KR); Sungbum Kim, Yongin-si (KR); Haejin Kim, Yongin-si (KR); Sujin Shin, Yongin-si (KR); Eunsoo Ahn, Yongin-si (KR); Eunyoung Lee, Yongin-si (KR); Jaesung Lee, Yongin-si (KR); Hyunjung Lee, Yongin-si (KR); and Mina Jeon, Yongin-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by Samsung Display Co., Ltd., Yongin-si (KR)
Filed on Aug. 20, 2020, as Appl. No. 16/998,981.
Claims priority of application No. 10-2019-0103994 (KR), filed on Aug. 23, 2019.
Prior Publication US 2021/0057657 A1, Feb. 25, 2021
Int. Cl. H10K 85/30 (2023.01); C07F 15/00 (2006.01); C09K 11/06 (2006.01); H10K 50/11 (2023.01); H01L 51/00 (2006.01); H01L 51/50 (2006.01)
CPC H01L 51/0087 (2013.01) [C07F 15/0086 (2013.01); C09K 11/06 (2013.01); C09K 2211/104 (2013.01); C09K 2211/1096 (2013.01); C09K 2211/185 (2013.01); H01L 51/5016 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An organic light-emitting device comprising:
a first electrode;
a second electrode facing the first electrode;
an organic layer between the first electrode and the second electrode and comprising an emission layer; and
an organometallic compound represented by Formula 1:

OG Complex Work Unit Chemistry
wherein, in Formula 1,
M11 is selected from platinum (Pt), palladium (Pd), copper (Cu), silver (Ag), gold (Au), rhodium (Rh), iridium (Ir), ruthenium (Ru), osmium (Os), titanium (Ti), zirconium (Zr), hafnium (Hf), europium (Eu), terbium (Tb), and thulium (Tm),
A10 is (i) a 5-membered heterocyclic group or (ii) a 5-membered heterocyclic group in which at least one selected from a C3-C60 carbocyclic group and a C1-C60 heterocyclic group is condensed,
A20, A30, and A40 are each independently selected from a C5-C60 carbocyclic group and a C1-C60 heterocyclic group,
X11 and X12 are each independently N(R50)b50, O, or S,
Y20, Y30, and Y40 are each independently N or C,
Y21, Y22, Y31, Y32, Y41, and Y42 are each independently N or C,
T11 to T14 are each independently selected from a chemical bond, *—O—*′, and *—S—*′,
L11 to L14 are each independently selected from a single bond, *—O—*′, *—S*′, *—C(R1)(R2)—*′, *—C(R1)═*′, *═C(R1)—*′, *—C(R1)═C(R2)—*′, *—C(═O)—*′, *—C(═S)—*′, *—C≡C—*′, *—B(R1)—*′, *—N(R1)*′, *—P(R1)—*′, *—Si(R1)(R2)—*′, *—P(R1)(R2)—*′, and *—Ge(R1)(R2)—*′,
a11 to a14 are each independently selected from 0, 1, 2, 3, 4, and 5,
R1, R2, R10, R20, R30, R40, and R50 are each independently selected from hydrogen, deuterium, —F, —Cl, —Br, —I, a hydroxyl group, a cyano group, a nitro group, an amidino group, a hydrazino group, a hydrazono 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 C1-C60 heteroaryloxy group, a substituted or unsubstituted C1-C60 heteroarylthio 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), —B(Q1)(Q2), —N(Q1)(Q2), —P(Q1)(Q2), —C(═O)(Q1), —S(═O)(Q1), —S(═O)2(Q1), —P(═O)(Q1)(Q2), and —P(═S)(Q1)(Q2),
two or more substituents selected from among R1, R2, R10, R20, R30, R40, and R50 are optionally linked to each other to form a substituted or unsubstituted C5-C60 carbocyclic group or a substituted or unsubstituted C1-C60 heterocyclic group,
b10, b20, b30, and b40 are each independently selected from 1, 2, 3, 4, 5, 6, 7, and 8,
b50 is 0 or 1,
* and *′ each indicate a binding site to a neighboring atom,
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 C1-C60 heteroaryloxy group, the substituted C1-C60 heteroarylthio 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 hydrazino group, a hydrazono 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 hydrazino group, a hydrazono 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(Q11)(Q12)(Q13), —N(Q11)(Q12), —B(Q11)(Q12), —C(═O)(Q11), —S(═O)2(Q11), and —P(═O)(Q11)(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, 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, a hydroxyl group, a cyano group, a nitro group, an amidino group, a hydrazino group, a hydrazono 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 group, —Si(Q21)(Q22)(Q23), —N(Q21)(Q22), —B(Q21)(Q22), —C(═O)(Q21), —S(═O)2(Q21), and —P(═O)(Q21)(Q22); and
—Si(Q31)(Q32)(Q33), —N(Q31)(Q32), —B(Q31)(Q32), —C(═O)(Q31), —S(═O)2(Q31), and —P(═O)(Q31)(Q32), and
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 hydrazino group, a hydrazono 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 C1-C60 heteroaryloxy group, a C1-C60 heteroarylthio group, a monovalent non-aromatic condensed polycyclic group, a monovalent non-aromatic condensed heteropolycyclic group, a C1-C60 alkyl group substituted with at least one selected from deuterium, —F, and a cyano group, a C6-C60 aryl group substituted with at least one selected from deuterium, —F, and a cyano group, a biphenyl group, and a terphenyl group.