US 12,396,364 B2
Nitrogen-containing organic compound, use thereof, and organic electroluminescent device using same
Yu Zhao, Xi'an (CN); Zhen Xue, Xi'an (CN); and Jinping Wang, Xi'an (CN)
Assigned to Shaanxi Lighte Optoelectronics Material Co., Ltd., Xi'an (CN)
Appl. No. 17/620,262
Filed by Shaanxi Lighte Optoelectronics Material Co., Ltd., Xi'an (CN)
PCT Filed Dec. 24, 2020, PCT No. PCT/CN2020/138932
§ 371(c)(1), (2) Date Dec. 17, 2021,
PCT Pub. No. WO2021/136055, PCT Pub. Date Jul. 8, 2021.
Claims priority of application No. 201911398125.3 (CN), filed on Dec. 30, 2019.
Prior Publication US 2022/0302391 A1, Sep. 22, 2022
Int. Cl. H10K 85/60 (2023.01); C07D 471/04 (2006.01); C09K 11/06 (2006.01); H10K 50/16 (2023.01)
CPC H10K 85/6572 (2023.02) [C07D 471/04 (2013.01); C09K 11/06 (2013.01); H10K 85/6574 (2023.02); H10K 85/6576 (2023.02); C09K 2211/1011 (2013.01); C09K 2211/1059 (2013.01); H10K 50/16 (2023.02); H10K 85/654 (2023.02)] 5 Claims
 
1. A nitrogen-containing organic compound having a structure represented by formula (1):

OG Complex Work Unit Chemistry
wherein R is hydrogen or deuterium;
Ar1, Ar2 and Ar3 are the same or different, and are each independently selected from a group consisting of the following groups:

OG Complex Work Unit Chemistry