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公开(公告)号:US20210155590A1
公开(公告)日:2021-05-27
申请号:US17048914
申请日:2019-04-16
发明人: Hesheng Zhang
IPC分类号: C07D209/48 , A61P17/00
摘要: Disclosed is a compound of formula (I) and a stereoisomer thereof: wherein R1, R2, R3 and R4 are as defined in the present disclosure.
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公开(公告)号:US11485724B2
公开(公告)日:2022-11-01
申请号:US16464224
申请日:2017-11-23
发明人: Hesheng Zhang , Guanghuai Zeng
摘要: Disclosed are piperidine-2,6-dione derivatives and treatment of ulcerative colitis.
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公开(公告)号:US20220372013A2
公开(公告)日:2022-11-24
申请号:US16464228
申请日:2017-11-23
发明人: Hesheng ZHANG , Guanghuai ZENG
IPC分类号: C07D401/04 , A61P1/00
摘要: Disclosed are piperidine-2,6-dione derivatives and treatment of Crohn's disease.
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公开(公告)号:US20220306600A1
公开(公告)日:2022-09-29
申请号:US17832518
申请日:2022-06-03
发明人: Hesheng Zhang , Guanghuai Zeng
IPC分类号: C07D401/04 , A61P1/00 , A61P1/04
摘要: Disclosed are piperidine-2,6-dione derivatives and treatment of ulcerative colitis.
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公开(公告)号:US20210139498A1
公开(公告)日:2021-05-13
申请号:US17052128
申请日:2019-04-30
发明人: Donglei Zhang , Liyu Wang , Yukun Chang
IPC分类号: C07D495/04
摘要: Disclosed is crystal form I of compound (S)—N-[5-[1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl]-4,6-dioxo-5,6-dihydro-4H-thieno[3,4-c]pyrrole-1-yl]acetamide.
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公开(公告)号:US20210230181A1
公开(公告)日:2021-07-29
申请号:US17052131
申请日:2019-04-30
发明人: Donglei ZHANG , Liyu WANG , Xingwen LI
IPC分类号: C07D495/04
摘要: Disclosed are polymorph, crystal form III and crystal form IV of compound (S)-N-[5-[1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl]-4,6-dioxo-5,6-dihydro-4H-thieno[3,4-c]pyrrole-1-yl]acetamide.
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公开(公告)号:US20160311796A1
公开(公告)日:2016-10-27
申请号:US15103596
申请日:2014-12-12
发明人: Hesheng ZHANG , Guanghuai ZENG , Yingwei CHEN
IPC分类号: C07D401/12
CPC分类号: C07D401/12
摘要: Disclosed are N-[4-(3-chloro-4-fluorophenylamino)-7-(2-methoxyethoxy) quinazolin-6-yl]-2 -[1-(2-methoxyethyl)piperidin-4-ylidene]acetamide and a pharmaceutically acceptable salt thereof.
摘要翻译: 公开了N- [4-(3-氯-4-氟苯基氨基)-7-(2-甲氧基乙氧基)喹唑啉-6-基] -2- [1-(2-甲氧基乙基)哌啶-4-亚基]乙酰胺和 其药学上可接受的盐。
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