US 12,446,458 B2
Organometallic compound, organic light emitting diode and organic light emitting device including the organometallic compound
Ku-Sun Choung, Paju-si (KR); Hee-Jun Park, Paju-si (KR); Sung-Jin Park, Paju-si (KR); Jae-Min Moon, Paju-si (KR); Yoo-Jeong Jeong, Paju-si (KR); Hee-Ryong Kang, Hwaseong-si (KR); Kyoung-Jin Park, Hwaseong-si (KR); Hyun Kim, Hwaseong-si (KR); Ga-Won Lee, Hwaseong-si (KR); and Seung-Hyun Yoon, Hwaseong-si (KR)
Assigned to LG DISPLAY CO., LTD., Seoul (KR)
Filed by LG DISPLAY CO., LTD., Seoul (KR)
Filed on Dec. 7, 2021, as Appl. No. 17/544,366.
Claims priority of application No. 10-2020-0177499 (KR), filed on Dec. 17, 2020.
Prior Publication US 2022/0199919 A1, Jun. 23, 2022
Int. Cl. H10K 85/40 (2023.01); C07F 15/00 (2006.01); C09K 11/06 (2006.01); H10K 50/11 (2023.01); H10K 50/19 (2023.01); H10K 101/10 (2023.01)
CPC H10K 85/40 (2023.02) [C07F 15/0033 (2013.01); C09K 11/06 (2013.01); C07B 2200/05 (2013.01); C09K 2211/104 (2013.01); C09K 2211/1055 (2013.01); C09K 2211/185 (2013.01); H10K 50/11 (2023.02); H10K 50/19 (2023.02); H10K 2101/10 (2023.02)] 20 Claims
OG exemplary drawing
 
1. An organometallic compound represented by Formula 1:

OG Complex Work Unit Chemistry
wherein each of X1 to X5 is independently N or CR4, and one of X1 to X5 is N,
wherein each of R1, R21, R22, R23, R31, R32, R33 and R34 is independently selected from the group consisting of deuterium (D), halogen atom, C1 to C10 alkyl group unsubstituted or substituted with D or halogen atom, C3 to C20 cycloalkyl group unsubstituted or substituted with D, C6 to C30 aryl group unsubstituted or substituted with D or C1 to C10 alkyl and C3 to C30 heteroaryl group unsubstituted or substituted with D or C1 to C10 alkyl,
wherein R4 is selected from the group consisting of hydrogen (H), D, halogen atom, C1 to C10 alkyl group unsubstituted or substituted with D, C3 to C20 cycloalkyl group unsubstituted or substituted with D, C6 to C30 aryl group unsubstituted or substituted with D or C1 to C10 alkyl and C3 to C30 heteroaryl group unsubstituted or substituted with D or C1 to C10 alkyl,
wherein each of R5, R6 and R7 is independently C1 to C10 alkyl group, and
wherein each of a to h is independently 0 or 1, and n is an integer of 0 to 2.