Invention Publication
- Patent Title: PRODUCTION METHOD FOR SYNTHETIC INTERMEDIATE OF MONOCYCLIC PYRIDINE DERIVATIVE
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Application No.: US18292731Application Date: 2022-08-29
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Publication No.: US20240294496A1Publication Date: 2024-09-05
- Inventor: Mitsuo NAGAI , Takashi FUKUYAMA , Yasuaki KAMADA , Jun NIIJIMA , Hirofumi KURODA , Yuki KAROJI , Keiichi MURAKAMI , Masayuki OMORI , Yusuke MIYASHITA , Atsushi KAMADA , Masaaki MATSUDA
- Applicant: Eisai R&D Management Co., Ltd.
- Applicant Address: JP Bunkyo-ku, Tokyo
- Assignee: Eisai R&D Management Co., Ltd.
- Current Assignee: Eisai R&D Management Co., Ltd.
- Current Assignee Address: JP Bunkyo-ku, Tokyo
- Priority: JP 21141245 2021.08.31
- International Application: PCT/JP2022/032309 2022.08.29
- Date entered country: 2024-01-26
- Main IPC: C07D401/12
- IPC: C07D401/12 ; C07C201/12 ; C07C253/30 ; C07D209/08
Abstract:
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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