- 专利标题: COMPOUND AND ORGANIC ELECTROLUMINESCENT ELEMENT
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申请号: US17800221申请日: 2021-02-19
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公开(公告)号: US20230145611A1公开(公告)日: 2023-05-11
- 发明人: Yuki NAKANO , Ryota TAKAHASHI , Yoshinao SHIRASAKI , Yu KUDO
- 申请人: IDEMITSU KOSAN CO.,LTD.
- 申请人地址: JP Tokyo
- 专利权人: IDEMITSU KOSAN CO.,LTD.
- 当前专利权人: IDEMITSU KOSAN CO.,LTD.
- 当前专利权人地址: JP Tokyo
- 优先权: JP 20028481 2020.02.21
- 国际申请: PCT/JP2021/006235 2021.02.19
- 进入国家日期: 2022-08-16
- 主分类号: C07D487/22
- IPC分类号: C07D487/22 ; H10K85/60
摘要:
A compound represented by the following formula (1), wherein at least one of Ra to Rd is a substituted or unsubstituted biphenyl-2-yl group; and at least one of Ra to Rd has a specific substituent.
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