US 12,006,335 B2
Heterocyclic compound and organic light emitting device comprising same
Kyunghee Kim, Daejeon (KR); Tae Yoon Park, Daejeon (KR); Wanpyo Hong, Daejeon (KR); Sujeong Geum, Daejeon (KR); and Jongsoo Song, Daejeon (KR)
Assigned to LG Chem, Ltd., Seoul (KR)
Appl. No. 17/293,340
Filed by LG CHEM, LTD., Seoul (KR)
PCT Filed Jan. 14, 2020, PCT No. PCT/KR2020/000669
§ 371(c)(1), (2) Date May 12, 2021,
PCT Pub. No. WO2020/184834, PCT Pub. Date Sep. 17, 2020.
Claims priority of application No. 10-2019-0026874 (KR), filed on Mar. 8, 2019.
Prior Publication US 2021/0403489 A1, Dec. 30, 2021
Int. Cl. C07F 5/02 (2006.01); C07F 7/08 (2006.01); H10K 85/40 (2023.01); H10K 85/60 (2023.01); H10K 50/16 (2023.01); H10K 50/17 (2023.01)
CPC C07F 5/02 (2013.01) [C07F 7/0812 (2013.01); H10K 85/40 (2023.02); H10K 85/6572 (2023.02); H10K 50/16 (2023.02); H10K 50/171 (2023.02)] 15 Claims
OG exemplary drawing
 
1. A compound of Formula 1:

OG Complex Work Unit Chemistry
wherein, in Formula 1:
L1 to L5 are the same as or different from each other, and are each independently a substituted or unsubstituted alkylene group,
Ar1 to Ar5 are the same as or different from each other, and are each independently a substituted or unsubstituted aryl group or a substituted or unsubstituted heteroaryl group;
R1 to R3 and R5 are the same as or different from each other, and are each independently hydrogen, deuterium, a halogen group, a nitrile group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted silyl group, a substituted or unsubstituted arylamine group, a substituted or unsubstituted arylheteroarylamine group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heteroaryl group;
R4 is hydrogen; deuterium; an alkyl group having 1 to 6 carbon atoms, which is unsubstituted or substituted with deuterium; or an arylamine group having 6 to 40 carbon atoms, which is unsubstituted or substituted with a substituent selected from the group consisting of deuterium, an alkyl group having 1 to 6 carbon atoms, a trialkylsilyl group having 3 to 30 carbon atoms, and a triarylsilyl group having 6 to 50 carbon atoms;
r1, r2, n1, and n2 are the same as or different from each other, and are each independently an integer from 0 to 4;
r4 is an integer from 0 to 3;
n4 is 0;
r3, r5, n3, and n5 are the same as or different from each other, and are each independently an integer from 0 to 5;
m is 0 or 1, and when m is 0, L5 is directly linked to N;
a value of n1+n2+n3+n5 is an integer from 1 to 21;
a value of r1+n1 is an integer from 0 to 4, a value of r2+n2 is an integer from 0 to 4, a value of r3+n3 is an integer from 0 to 5, a value of r4+n4 is an integer from 0 to 3, and a value of r5+n5 is an integer from 0 to 5; and
substituents in the parenthesis are the same as or different from each other, provided that r1 to r5, n1 to n3, and n5 is 2 or higher.