US 12,441,713 B2
Organic compound and organic electroluminescent device comprising the same
Woojae Park, Yongin-si (KR); Minsik Eum, Yongin-si (KR); Jaeyi Sim, Yongin-si (KR); and Yonghwan Lee, Yongin-si (KR)
Assigned to SOLUS ADVANCED MATERIALS CO., LTD., Iksan-si (KR)
Appl. No. 17/299,190
Filed by SOLUS ADVANCED MATERIALS CO., LTD., Iksan-si (KR)
PCT Filed Dec. 2, 2019, PCT No. PCT/KR2019/016862
§ 371(c)(1), (2) Date Jun. 2, 2021,
PCT Pub. No. WO2020/116881, PCT Pub. Date Jun. 11, 2020.
Claims priority of application No. 10-2018-0153997 (KR), filed on Dec. 3, 2018.
Prior Publication US 2022/0077400 A1, Mar. 10, 2022
Int. Cl. H01L 51/54 (2006.01); C07D 401/14 (2006.01); C07D 403/10 (2006.01); C07D 403/14 (2006.01); C07D 405/14 (2006.01); C09K 11/06 (2006.01); H10K 85/60 (2023.01); H10K 50/16 (2023.01)
CPC C07D 403/10 (2013.01) [C07D 401/14 (2013.01); C07D 403/14 (2013.01); C07D 405/14 (2013.01); C09K 11/06 (2013.01); H10K 85/615 (2023.02); H10K 85/622 (2023.02); H10K 85/654 (2023.02); H10K 85/6572 (2023.02); H10K 85/6574 (2023.02); C09K 2211/1018 (2013.01); H10K 50/16 (2023.02)] 16 Claims
 
1. A compound of the following Chemical Formula 1:

OG Complex Work Unit Chemistry
wherein in Chemical Formula 1,
one of X1 and X2 is CR1 and the other is N;
R1 is selected from the group consisting of: hydrogen, deuterium, a halogen group, a cyano group, a nitro group, an amino group, a C1 to C40 alkyl group, a C2 to C40 alkenyl group, a C2 to C40 alkynyl group, a C3 to C40 cycloalkyl group, a heterocycloalkyl group having 3 to 40 nuclear atoms, a C6 to C60 aryl group, a heteroaryl group having 5 to 60 nuclear atoms, a C1 to C40 alkyloxy group, a C6 to C60 aryloxy group, a C1 to C40 alkylsilyl group, a C6 to C60 arylsilyl group, a C1 to C40 alkylboron group, a C6 to C60 arylboron group, a C1 to C40 phosphine group, a C1 to C40 phosphine oxide group and a C6 to C60 arylamine group,
Ar1 to Ar4 are each independently selected from the group consisting of: a C6 to C60 aryl group, and a heteroaryl group having 5 to 60 nuclear atoms,
with the proviso that:
(i) the compound in which Ar1 and Ar2 are both naphthyl groups is excluded;
(ii) the compound in which Ar1 and Ar4 are both naphthyl groups is excluded; and
(iii) the compound in which Ar1 to Ar4 are all naphthyl groups is excluded; and
the alkenyl group, the alkynyl group, the cycloalkyl group, the heterocycloalkyl group, the alkyl group, the aryl group, the heteroaryl group, the alkyloxy group, the aryloxy group, the alkylsilyl group, the arylsilyl group, the alkylboron group, the arylboron group, the arylphosphine group, the arylphosphine oxide group and the arylamine group of R1 and Ar1 to Ar4 are each independently substituted or unsubstituted with one or more kinds of substituents selected from the group consisting of deuterium, a halogen group, a cyano group, a nitro group, a C2 to C40 alkenyl group, a C2 to C40 alkynyl group, a C3 to C40 cycloalkyl group, a heterocycloalkyl group having 3 to 40 nuclear atoms, a C1 to C40 alkyl group, a C6 to C60 aryl group, a heteroaryl group having 5 to 60 nuclear atoms, a C1 to C40 alkyloxy group, a C6 to C60 aryloxy group, a C1 to C40 alkylsilyl group, a C6 to C60 arylsilyl group, a C1 to C40 alkylboron group, a C6 to C60 arylboron group, a C6 to C60 arylphosphine group, a C6 to C60 arylphosphine oxide group and a C6 to C60 arylamine group, and when the substituents are plural in number, the substituents are the same as or different from each other.