US 11,807,632 B2
Heterocyclic compound and organic light emitting device comprising the same
Min Woo Jung, Daejeon (KR); Dong Hoon Lee, Daejeon (KR); Boon Jae Jang, 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. 17/051,384
Filed by LG CHEM, LTD., Seoul (KR)
PCT Filed Oct. 21, 2019, PCT No. PCT/KR2019/013830
§ 371(c)(1), (2) Date Oct. 28, 2020,
PCT Pub. No. WO2020/085740, PCT Pub. Date Apr. 30, 2020.
Claims priority of application No. 10-2018-0125898 (KR), filed on Oct. 22, 2018; and application No. 10-2019-0130597 (KR), filed on Oct. 21, 2019.
Prior Publication US 2021/0139469 A1, May 13, 2021
Int. Cl. C07D 409/14 (2006.01); H10K 85/60 (2023.01); H10K 50/15 (2023.01); H10K 50/16 (2023.01); H10K 50/18 (2023.01); H10K 50/17 (2023.01)
CPC C07D 409/14 (2013.01) [H10K 85/654 (2023.02); H10K 85/6574 (2023.02); H10K 85/6576 (2023.02); H10K 50/15 (2023.02); H10K 50/16 (2023.02); H10K 50/171 (2023.02); H10K 50/18 (2023.02)] 8 Claims
OG exemplary drawing
 
1. A compound of the following Chemical Formula 1:

OG Complex Work Unit Chemistry
wherein, in Chemical Formula 1,
Y1 is O or S,
one of Ar1 to Ar3 is of the following Chemical Formula 2, the rest being hydrogen,
one of Ar4 to Ar7 is a substituted or unsubstituted dibenzofuran; or a substituted or unsubstituted dibenzothiophene, the rest being hydrogen,
when Ar1 is of the following Chemical Formula 2, Ar7 is hydrogen,

OG Complex Work Unit Chemistry
wherein, in Chemical Formula 2,
each X is independently N or CH, with the proviso that two or more of X is N,
Y2 is O or S,
R1 and R2 are each independently hydrogen; deuterium; halogen; hydroxy; cyano; or nitro,
R3 is hydrogen; deuterium; halogen; hydroxy; cyano; nitro; amino; a substituted or unsubstituted C1-60 alkyl; a substituted or unsubstituted C1-60 haloalkyl; a substituted or unsubstituted C1-60 thioalkyl; a substituted or unsubstituted C1-60 alkoxy; a substituted or unsubstituted C1-60 haloalkoxy; a substituted or unsubstituted C3-60 cycloalkyl; or a substituted or unsubstituted C2-60 alkenyl,
a is an integer from 1 to 3,
b is an integer from 1 to 4, and
c is an integer from 1 to 5.