- 专利标题: Dibenzofuran derivatives and dibenzothiophene derivatives
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申请号: US16622621申请日: 2018-06-11
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公开(公告)号: US11236063B2公开(公告)日: 2022-02-01
- 发明人: Lars Lietzau , Achim Goetz , Harald Hirschmann , Martin Engel
- 申请人: MERCK PATENT GMBH
- 申请人地址: DE Darmstadt
- 专利权人: MERCK PATENT GMBH
- 当前专利权人: MERCK PATENT GMBH
- 当前专利权人地址: DE Darmstadt
- 代理机构: Millen White Zelano and Branigan, PC
- 代理商 John Sopp
- 优先权: DE102017005644.7 20170614
- 国际申请: PCT/EP2018/065277 WO 20180611
- 国际公布: WO2018/228968 WO 20181220
- 主分类号: C07D333/76
- IPC分类号: C07D333/76 ; C07D307/91 ; C09K19/32 ; C09K19/34
摘要:
Compounds of the formula I in which groups and parameters that occur have the definitions given in the disclosure. Preparation methods for these compounds. Uses of the compounds as components in liquid-crystalline media. Electrooptical display elements comprising the liquid-crystalline media.
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