| CPC C07C 211/54 (2013.01) [C07D 209/82 (2013.01); C07D 213/38 (2013.01); C07D 215/06 (2013.01); C07D 307/91 (2013.01); C07D 333/76 (2013.01); C07D 401/12 (2013.01); C07D 403/12 (2013.01); C07D 405/12 (2013.01); C07D 409/04 (2013.01); C07D 409/12 (2013.01); C07D 471/04 (2013.01); C07D 519/00 (2013.01); H10K 85/631 (2023.02); H10K 85/654 (2023.02); H10K 85/657 (2023.02); H10K 85/6572 (2023.02); H10K 85/6574 (2023.02); H10K 85/6576 (2023.02); H10K 30/00 (2023.02); H10K 50/15 (2023.02); H10K 50/18 (2023.02)] | 12 Claims |

|
1. A nitrogen-containing compound, having a structural formula represented by formula I:
![]() wherein L is a single bond;
wherein Ar1 and Ar2 are the same or different and are independently selected from a substituted or unsubstituted aryl having 6-31 carbon atoms, or a substituted or unsubstituted heteroaryl having 2-30 carbon atoms;
wherein substituents of L, Ar1 and Ar2 are independently selected from deuterium, nitro, hydroxy, alkyl, cycloalkyl, alkenyl, alkynyl, alkoxy, alkylthio, arylsilyl, aryl optionally substituted with 0, 1, 2, 3, 4, or 5 substituent(s) selected from deuterium, fluorine, cyano and methyl, and heteroaryl optionally substituted with 0, 1, 2, 3, 4, or 5 substituent(s) selected from deuterium, fluorine, cyano or methyl.
|