US 12,133,459 B2
Heterocyclic compound and organic light emitting device comprising same
Sang Duk Suh, Daejeon (KR); Dong Hoon Lee, Daejeon (KR); Boon Jae Jang, Daejeon (KR); Min Woo Jung, Daejeon (KR); Jungha Lee, Daejeon (KR); Su Jin Han, Daejeon (KR); Seulchan Park, Daejeon (KR); and Sunghyun Hwang, Daejeon (KR)
Assigned to LG CHEM, LTD., Seoul (KR)
Appl. No. 17/282,678
Filed by LG CHEM, LTD., Seoul (KR)
PCT Filed Jan. 13, 2020, PCT No. PCT/KR2020/000610
§ 371(c)(1), (2) Date Apr. 2, 2021,
PCT Pub. No. WO2020/149596, PCT Pub. Date Jul. 23, 2020.
Claims priority of application No. 10-2019-0005246 (KR), filed on Jan. 15, 2019; and application No. 10-2020-0003325 (KR), filed on Jan. 9, 2020.
Prior Publication US 2021/0351360 A1, Nov. 11, 2021
Int. Cl. H10K 85/60 (2023.01); C07D 491/048 (2006.01); C07D 495/04 (2006.01); H10K 50/11 (2023.01)
CPC H10K 85/654 (2023.02) [C07D 491/048 (2013.01); C07D 495/04 (2013.01); H10K 85/657 (2023.02); H10K 85/6572 (2023.02); H10K 85/6574 (2023.02); H10K 50/11 (2023.02)] 13 Claims
OG exemplary drawing
 
1. A compound represented by Chemical Formula 1:

OG Complex Work Unit Chemistry
wherein, in Chemical Formula 1,
two adjacent carbons of C1 to C4 are respectively connected to 1 and 2 of Chemical Formula 2, where C1 and C2 are not connected to 2 and 1 of Chemical Formula 2 respectively, and C4 and C3 are not connected to 1 and 2 of Chemical Formula 2 respectively,
L1 is a direct bond; or a substituted or unsubstituted C6-60 arylene,
R1 is hydrogen; deuterium; a substituted or unsubstituted C1-60 alkyl; or a substituted or unsubstituted C6-60 aryl, or is fused with an adjacent ring to form a benzene ring,
R2 to R4 are each independently hydrogen; deuterium; a substituted or unsubstituted C1-60 alkyl; a substituted or unsubstituted C6-60 aryl; or a substituted or unsubstituted C5-60 heteroaryl containing at least one heteroatom selected from the group consisting of N, O and S,
n is an integer of 0 to 8,
m and 0 are each independently an integer of 0 to 3,
1 is an integer of 0 to 4,
X1 is NR′ and X2 is O or S; or X1 is O or S and X2 is NR′,
R′ is

OG Complex Work Unit Chemistry
L2 is a direct bond; or a substituted or unsubstituted C6-60 arylene,
Y1, Y2 and Y3 are each independently CH or N, and at least two of Y1, Y2 and Y3 are N, and
Ar1 and Ar2 are each independently a substituted or unsubstituted C6-60 aryl; or a substituted or unsubstituted C5-60 heteroaryl containing at least one heteroatom selected from the group consisting of N, O and S.