Invention Grant
- Patent Title: Method for preparing trifluridine
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Application No.: US17262186Application Date: 2019-07-24
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Publication No.: US11702439B2Publication Date: 2023-07-18
- Inventor: Lin Liu , Rui Zhao , Guangming Sang , Xingjian Zhou , Xiaopeng Guo , Aiming Zhang , Gang Wu , Chunguang Xia , Xiquan Zhang
- Applicant: CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD.
- Applicant Address: CN Jiangsu
- Assignee: CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD.
- Current Assignee: CHIA TAI TIANQING PHARMACEUTICAL GROUP CO., LTD.
- Current Assignee Address: CN Jiangsu
- Agency: Maschoff Brennan
- Priority: CN 1810817373.6 2018.07.24
- International Application: PCT/CN2019/097439 2019.07.24
- International Announcement: WO2020/020208A 2020.01.30
- Date entered country: 2021-01-21
- Main IPC: C07H19/06
- IPC: C07H19/06
Abstract:
The present application relates to a method for preparing trifluridine, comprising reacting a compound of formula III with a compound of formula IV in a first solvent in the presence of an acid to obtain a compound of formula II, and performing further reaction to obtain trifluridine.
Public/Granted literature
- US20210292356A1 METHOD FOR PREPARING TRIFLURIDINE Public/Granted day:2021-09-23
Information query
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