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公开(公告)号:US20240294497A1
公开(公告)日:2024-09-05
申请号:US18292743
申请日:2022-08-29
发明人: Mitsuo NAGAI , Takashi FUKUYAMA , Yasuaki KAMADA , Jun NIIJIMA , Hirofumi KURODA , Keiichi MURAKAMI , Yuki KAROJI , Hiroyuki SAITO , Masayuki OMORI , Yusuke MIYASHITA , Atsushi KAMADA , Masaaki MATSUDA , Takanori KODERA
IPC分类号: C07D401/14
CPC分类号: C07D401/14
摘要: Provided is compound (3d) or a salt thereof, wherein the content of compound (IM-7) is 0.48 mass % or lower.
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公开(公告)号:US20240294496A1
公开(公告)日:2024-09-05
申请号:US18292731
申请日:2022-08-29
发明人: Mitsuo NAGAI , Takashi FUKUYAMA , Yasuaki KAMADA , Jun NIIJIMA , Hirofumi KURODA , Yuki KAROJI , Keiichi MURAKAMI , Masayuki OMORI , Yusuke MIYASHITA , Atsushi KAMADA , Masaaki MATSUDA
IPC分类号: C07D401/12 , C07C201/12 , C07C253/30 , C07D209/08
CPC分类号: C07D401/12 , C07C201/12 , C07C253/30 , C07D209/08
摘要: The invention provides a production process allowing more high-yield and efficient synthesis of key intermediates (compound (2i) or a salt thereof, and compound (1g)) for production of E7090, which is useful as an FGFR inhibitor.
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