US 12,240,861 B2
Imidazo nitrogen heterocyclic compound and application thereof
Liangliang Yan, Foshan (CN); Lei Dai, Foshan (CN); and Lifei Cai, Foshan (CN)
Assigned to GUANGDONG AGLAIA OPTOELECTRONIC MATERIALS CO., LTD, Foshan (CN)
Appl. No. 17/432,335
Filed by GUANGDONG AGLAIA OPTOELECTRONIC MATERIALS CO., LTD, Guangdong (CN)
PCT Filed Mar. 28, 2020, PCT No. PCT/CN2020/081895
§ 371(c)(1), (2) Date Aug. 19, 2021,
PCT Pub. No. WO2020/228430, PCT Pub. Date Nov. 19, 2020.
Claims priority of application No. 201910393579.5 (CN), filed on May 13, 2019.
Prior Publication US 2022/0169661 A1, Jun. 2, 2022
Int. Cl. C07D 519/00 (2006.01); H01L 51/00 (2006.01); H10K 85/60 (2023.01); H10K 50/11 (2023.01); H10K 50/16 (2023.01); H10K 50/18 (2023.01); H10K 101/10 (2023.01)
CPC C07D 519/00 (2013.01) [H10K 85/626 (2023.02); H10K 85/654 (2023.02); H10K 85/6572 (2023.02); H10K 85/6574 (2023.02); H10K 85/6576 (2023.02); H10K 50/11 (2023.02); H10K 50/16 (2023.02); H10K 50/18 (2023.02); H10K 2101/10 (2023.02)] 14 Claims
 
1. A compound, a structural formula (I) thereof being as shown in:

OG Complex Work Unit Chemistry
wherein R1 is a single bond, alkyl, heteroalkyl, cycloalkyl, substituted or unsubstituted C6-C30 non-fused ring aryl or substituted or unsubstituted C3-C27 non-fused ring aryl;
R2, R3 and R4 are independently selected from hydrogen, deuterium, halogen, alkyl, heteroalkyl, cycloalkyl, alkoxyl, aryloxy, amino, silicyl, nitrile, isonitrile, phosphino, substituted or unsubstituted C6-C60 aryl, substituted or unsubstituted C1-C60 heteroaryl, substituted or unsubstituted monocyclic or polycyclic C3-C60 aliphatic ring or aromatic ring and at least one of R3 and R4 is substituted or unsubstituted C6-C60 aryl, substituted or unsubstituted C1-C60 heteroaryl, substituted or unsubstituted monocyclic or polycyclic C3-C60 aliphatic ring or aromatic ring, where one or more carbon atoms in the heteroalkyl or heteroaryl can be substituted by at least one heteroatom selected from O, S, N, Se, Si and Ge; the being substituted is being substituted by deuterium, halogen, C1-C30 alkyl, C1-C30 heteroalkyl, C3-C30 cycloalkyl, amino, silicyl, nitrile, isonitrile, phosphino, C6-C60 aryl or C1-C60 heteroaryl; and
X1, X2 and X3 independently represent CH or N; X4, X5 and X6 independently represent CR0 or N, R0 is independently selected from hydrogen, deuterium, halogen, alkyl, heteroalkyl, aralkyl, alkoxyl, aryloxy, amino, silicyl, aryl, heteroaryl, nitrile, isonitrile or phosphino.