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公开(公告)号:US11765972B2
公开(公告)日:2023-09-19
申请号:US16971260
申请日:2019-02-20
发明人: Yoshinao Shirasaki , Tetsuya Masuda , Takushi Shiomi , Masatoshi Saito , Kei Yoshida , Masato Nakamura
IPC分类号: H10K85/60 , C09K11/06 , C07D405/04 , C07D409/04 , H10K50/15 , H10K50/16 , H10K101/00 , C07C15/27 , C07D233/02 , C07D251/04
CPC分类号: H10K85/654 , C07C15/27 , C07D233/02 , C07D251/04 , C07D405/04 , C07D409/04 , C09K11/06 , H10K85/653 , H10K85/657 , H10K85/6574 , H10K85/6576 , C09K2211/1007 , C09K2211/1011 , C09K2211/1018 , H10K50/15 , H10K50/16 , H10K50/166 , H10K2101/27
摘要: A compound represented by the following formula (1), wherein X1 is O or S, and two or more of Y1, Y2 and Y3 are N, provided that the case where one or both of —Ar1-Ar2 and —Ar3-Ar4 is a p-terphenyl-3-yl group is excluded.