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Legal status
Patent not validated
| (51) | INT.CL. | C07D 211/02 | (2006.01) |
| C07B 57/00 | (2013.01) | ||
| C07D 211/28 | (2006.01) | ||
| C07C 233/13 | (2013.01) | ||
| C07D 211/76 | (2006.01) | ||
| C07C 233/22 | (2013.01) | ||
| C07C 231/02 | (2006.01) | ||
| C07D 211/02 | (2013.01) | ||
| C07C 233/13 | (2006.01) | ||
| C07D 211/28 | (2013.01) | ||
| C07C 233/22 | (2006.01) | ||
| C07D 211/76 | (2013.01) | ||
| C07B 57/00 | (2006.01) | ||
| C07C 231/02 | (2013.01) | ||
| A61K 31/45 | (2006.01) | ||
| A61K 31/45 | (2013.01) |
| (11) | Number of the document | 3694836 |
| (13) | Kind of document | T |
| (96) | European patent application number | 18867225.7 |
| Date of filing the European patent application | 2018-10-12 | |
| (97) | Date of publication of the European application | 2020-08-19 |
| (45) | Date of publication and mention of the grant of the patent | 2022-06-15 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/CN2018/110025 |
| Date | 2018-10-12 |
| (87) | Number | WO 2019/072237 |
| Date | 2019-04-18 |
| (30) | Number | Date | Country code |
| 201710953949 | 2017-10-13 | CN |
| (72) |
WANG, Tianhao , CN
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| (73) |
Zai Lab (Shanghai) Co., Ltd. ,
4560 Jinke Rd. Bldg. 1 4/F
Pilot Free Trade Zone, Shanghai 201210,
CN
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| (54) | PROCESS FOR PREPARING INTERMEDIATE OF ANTI-TUMOR DRUG NIRAPARIB AND INTERMEDIATE THEREOF |
| PROCESS FOR PREPARING INTERMEDIATE OF ANTI-TUMOR DRUG NIRAPARIB AND INTERMEDIATE THEREOF |