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公开(公告)号:EP4209484B1
公开(公告)日:2024-05-15
申请号:EP22184081.2
申请日:2022-07-11
IPC分类号: C07C253/30 , C07C255/19
CPC分类号: C07C253/30 , C07C255/19
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公开(公告)号:EP3590919B1
公开(公告)日:2024-04-24
申请号:EP18761809.5
申请日:2018-03-02
IPC分类号: C07C225/10 , C07C209/28 , C07C211/56 , C07C221/00 , C07C253/30 , C07C255/58 , C07D265/38 , C07D285/14 , C07F5/02 , C09K3/00 , C09K11/06 , C07B61/00
CPC分类号: C07C211/56 , C07C255/58 , C07D265/38 , C07D285/14 , C09K3/00 , C09K11/06 , C07C225/16 , C07C223/02 , C07C255/42 , C07D209/86 , C07D417/14 , Y02E10/549
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公开(公告)号:EP4323332A1
公开(公告)日:2024-02-21
申请号:EP22720625.7
申请日:2022-04-04
申请人: DSM IP Assets B.V.
发明人: BONRATH, Werner , DAI, Le , DAI, Xixiang , GU, Qi , LIU, Qiangqiang , MUELLER, Marc-André , PENG, Kun , WU, Liuhai , ZHANG, Zili , ZIEGLER, Florian
IPC分类号: C07C253/30 , C07C255/30 , C07D263/48
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公开(公告)号:EP4257577A3
公开(公告)日:2023-12-20
申请号:EP23186497.6
申请日:2016-06-29
发明人: OUCHI, Takashi , GOH, Giho , KIM, Sunmi , CHOI, Jinsoon , PARK, Hunsoo
IPC分类号: C07C253/30 , B01J23/44 , C07C255/42 , C07D207/36 , C07D401/12 , C07B61/00
摘要: A method for producing a compound represented by the formula
wherein R 1 is an optionally substituted hydrocarbon group or an optionally substituted heterocyclic group, and R 2 is a hydrogen atom, an optionally substituted hydrocarbon group, an optionally substituted heterocyclic group, a chlorine atom or a fluorine atom, or a salt thereof, comprising subjecting a compound represented by the formula
wherein each symbol is as defined above, or a salt thereof to a reduction reaction, and then to hydrolysis, wherein the reduction reaction is a continuous hydrogenation in a fixed bed reactor filled with a supported metal catalyst.-
公开(公告)号:EP3383838B1
公开(公告)日:2023-10-25
申请号:EP16802033.7
申请日:2016-11-26
发明人: MORANDI, Bill , FANG, Xianjie , YU, Peng
IPC分类号: C07C253/30 , C07C255/03 , C07C255/07 , C07C255/19 , C07C255/31 , C07C255/33 , C07C255/34 , C07C255/37 , C07C255/46 , C07C255/47 , C07D209/76 , C07D209/86 , C07F7/08 , B01J31/14 , B01J31/24
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公开(公告)号:EP3896057B1
公开(公告)日:2023-05-31
申请号:EP19896754.9
申请日:2019-12-02
发明人: LIU, Chen , LI, Xing , YE, Huaxiang , ZHANG, Jicheng , HUANG, Luning , TAO, Anping , AN, Jianguo , GU, Hong
IPC分类号: C07C253/30 , C07C255/59
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公开(公告)号:EP4144721A1
公开(公告)日:2023-03-08
申请号:EP21880398.9
申请日:2021-10-07
申请人: Lg Chem, Ltd.
发明人: PARK, Si Jung , KIM, Wonseok , AN, Yujin , JUNG, Hyunchul , PARK, Sae Hume , OH, Wan Kyu
IPC分类号: C07C253/30 , C07C253/34 , C07C255/08 , B01J27/228
摘要: According to the present disclosure, there is provided a preparation method of an acrylonitrile dimer capable of obtaining an acrylonitrile dimer with high purity and enhancing process efficiency and economic feasibility by easily recovering the catalyst used in the reaction.
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公开(公告)号:EP4136066A1
公开(公告)日:2023-02-22
申请号:EP21717374.9
申请日:2021-04-01
申请人: DSM IP Assets B.V.
发明人: BONRATH, Werner , DAI, Le , DAI, Xixiang , LIU, Qiangqiang , MUELLER, Marc-André , PENG, Kun , WU, Liuhai , ZHANG, Lei , ZHANG, Zili
IPC分类号: C07C253/30 , C07C255/30
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公开(公告)号:EP3819289B1
公开(公告)日:2022-08-24
申请号:EP19815317.3
申请日:2019-07-20
发明人: DONG, Zhipeng , GUO, Qingchun , LIN, Bin , YUAN, Ligang , GUO, Hongyong , ZHANG, Zhihu , XU, Feng , WANG, Shihua , SONG, Haiwen , LIU, Hailong , LI, Longqiang , CUI, Debao , ZHANG, Song , ZHAO, Xiaodong , WU, Zhichao , WANG, Xuhao
IPC分类号: C07C253/32 , C07C255/46 , C07C233/52 , C07C231/12 , C07C57/145 , C07C253/30 , C07C253/34
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公开(公告)号:EP3487837B1
公开(公告)日:2022-08-17
申请号:EP17745158.0
申请日:2017-07-20
发明人: ZELLER, Martin , FEDOU, Nicolas
IPC分类号: C07C255/35 , C07C253/30 , C07C51/08 , C07C53/134
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