US 11,780,831 B2
Compound, display panel and display apparatus
Wei Gao, Shanghai (CN); Lei Zhang, Shanghai (CN); Wenpeng Dai, Shanghai (CN); Quan Ran, Shanghai (CN); Lu Zhai, Shanghai (CN); Wenjing Xiao, Shanghai (CN); and Jinghua Niu, Shanghai (CN)
Assigned to SHANGHAI TIANMA AM-OLED CO., LTD., Shanghai (CN); and WUHAN TIANMA MICRO-ELECTRONICS CO., LTD, Shanghai (CN)
Filed by WUHAN TIANMA MICRO-ELECTRONICS CO., LTD., Wuhan (CN); and WUHAN TIANMA MICROELECTRONICS CO., LTD. SHANGHAI BRANCH, Shanghai (CN)
Filed on Sep. 29, 2020, as Appl. No. 17/35,952.
Prior Publication US 2021/0024511 A1, Jan. 28, 2021
Int. Cl. C07D 409/14 (2006.01); C07D 519/00 (2006.01); H10K 85/40 (2023.01); 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) [C07D 519/00 (2013.01); H10K 85/40 (2023.02); H10K 85/631 (2023.02); H10K 85/653 (2023.02); H10K 85/654 (2023.02); H10K 85/6572 (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)] 17 Claims
OG exemplary drawing
 
1. A compound, having a structure represented by formula 1:

OG Complex Work Unit Chemistry
wherein L1 and L2 are each independently selected from the group consisting of a single bond, a substituted or unsubstituted C6-C30 aryl, and a C4-C30 heteroaryl; a and b are each independently selected from 0, 1, 2, 3, or 4;
D1 and D2 are each independently a nitrogen-containing electron donor unit selected from the group consisting of carbazolyl and derivative groups thereof, acridinyl and derivative groups thereof, diarylamino and derivative groups thereof, and triarylamino and derivative groups thereof; and
c and d are each independently selected from 0, 1, 2, 3, or 4, and c+d≥1.