US 12,137,608 B2
Compound and organic light emitting device comprising the same
Dong Uk Heo, Daejeon (KR); Sung Kil Hong, Daejeon (KR); Jungoh Huh, Daejeon (KR); Miyeon Han, Daejeon (KR); Jae Tak Lee, Daejeon (KR); and Junghoon Yang, Daejeon (KR)
Assigned to LG CHEM, LTD., Seoul (KR)
Appl. No. 17/261,795
Filed by LG CHEM, LTD., Seoul (KR)
PCT Filed Nov. 11, 2019, PCT No. PCT/KR2019/015274
§ 371(c)(1), (2) Date Jan. 20, 2021,
PCT Pub. No. WO2020/101305, PCT Pub. Date May 22, 2020.
Claims priority of application No. 10-2018-0139107 (KR), filed on Nov. 13, 2018; and application No. 10-2019-0142731 (KR), filed on Nov. 8, 2019.
Prior Publication US 2021/0280794 A1, Sep. 9, 2021
Int. Cl. C07D 251/24 (2006.01); C07D 401/10 (2006.01); C07D 405/10 (2006.01); C07D 409/10 (2006.01); H10K 85/60 (2023.01); H10K 50/16 (2023.01)
CPC H10K 85/654 (2023.02) [C07D 251/24 (2013.01); C07D 401/10 (2013.01); C07D 405/10 (2013.01); C07D 409/10 (2013.01); H10K 85/6574 (2023.02); H10K 85/6576 (2023.02); H10K 50/16 (2023.02)] 14 Claims
 
1. A compound represented by the following Chemical Formula 1:

OG Complex Work Unit Chemistry
wherein in Chemical Formula 1,
Q is naphthalene,
Ra and Rb are each hydrogen, or are bonded to each other to form Y,
where Y is single bond, O, or S,
one of HAr1 to HAr4 is the following Chemical Formula 2, one of the others is the following Chemical Formula 3, and the rest are each independently Chemical Formula 2 or 3,

OG Complex Work Unit Chemistry
wherein, in Chemical Formula 2 and 3,
L1 and L2 are each independently a single bond; or a substituted or unsubstituted C6-60 arylene,
X1 to X3 are each independently N or CR, and at least two of X1 to X3 are N,
Ar1 and Ar2 are each independently a C6-60 aryl unsubstituted, or substituted with pyridinyl,
R is hydrogen or deuterium,
n1 to n4 are each an integer of 0 to 2,
n1+n2+n3+n4 is an integer of 2 to 8,
provided that when Ra and Rb are each hydrogen, one of HAr1 to HAr4 is Chemical Formula 2, and the rest are Chemical Formula 3, and
provided that when Ra and Rb are bonded to each other to form O or S, and when n1 to n4 are each 0 or 1 and n1+n2+n3+n4 is 2, HAr1 to HAr3 are each independently Chemical Formula 2 or 3, and at least one of HAr1 to HAr3 is Chemical Formula 2, and HAr4 is Chemical Formula 3.