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Legal status
Patent not validated
| (51) | INT.CL. | C07C 43/23 | (2006.01) |
| C07C 43/23 | (2013.01) | ||
| C07C 41/26 | (2006.01) | ||
| C07D 317/22 | (2013.01) | ||
| C07D 303/04 | (2006.01) | ||
| C07D 407/06 | (2013.01) | ||
| C07D 301/24 | (2006.01) | ||
| C07F 7/1804 | (2013.01) | ||
| C07D 317/22 | (2006.01) | ||
| C07F 7/081 | (2013.01) | ||
| C07D 407/06 | (2006.01) | ||
| C07F 7/083 | (2013.01) | ||
| C07F 7/08 | (2006.01) | ||
| C07F 7/188 | (2013.01) | ||
| C07F 7/18 | (2006.01) | ||
| C07F 7/1892 | (2013.01) | ||
| Y02P 20/55 | (2015.11) |
| (11) | Number of the document | 3925948 |
| (13) | Kind of document | T |
| (96) | European patent application number | 20796052.7 |
| Date of filing the European patent application | 2020-04-02 | |
| (97) | Date of publication of the European application | 2021-12-22 |
| (45) | Date of publication and mention of the grant of the patent | 2024-08-07 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/CN2020/082933 |
| Date | 2020-04-02 |
| (87) | Number | WO 2020/216034 |
| Date | 2020-10-29 |
| (30) | Number | Date | Country code |
| 201910346140 | 2019-04-26 | CN |
| (72) |
XU, Weiping , CN
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| (73) |
Beijing Tienyi Lufu Pharmatech Co. Ltd. ,
Room 431, Floor 4, Building 2
No. 18 Long Qing Street
Beijing Economic and
Technological Development Zone, Beijing 100176,
CN
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| (54) | INTERMEDIATE OF ERIBULIN, SYNTHESIS METHOD THEREFOR AND USE THEREOF |
| INTERMEDIATE OF ERIBULIN, SYNTHESIS METHOD THEREFOR AND USE THEREOF |