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Legal status
Patent not validated
| (51) | INT.CL. | C07D 401/04 | (2006.01) |
| C07D 231/16 | (2013.01) | ||
| C07D 231/16 | (2006.01) | ||
| C07D 401/04 | (2013.01) |
| (11) | Number of the document | 4043451 |
| (13) | Kind of document | T |
| (96) | European patent application number | 22161905.9 |
| Date of filing the European patent application | 2020-10-16 | |
| (97) | Date of publication of the European application | 2022-08-17 |
| (45) | Date of publication and mention of the grant of the patent | 2024-02-28 |
| (46) | Date of publication of the claims translation |
| (30) | Number | Date | Country code |
| 201962916840 P | 2019-10-18 | US | |
| 202062982248 P | 2020-02-27 | US |
| (72) |
CAO, Yanchun , US
LIU, Xin , US
MAO, Jianhua , US
XU, Zhijian , US
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| (73) |
FMC Corporation ,
2929 Walnut Street, Philadelphia, Pennsylvania 19104,
US
FMC Agro Singapore Pte. Ltd. , 10 Marina Boulevard 40-01 Marina Bay Financial Centre, Singapore 018983, SG |
| (54) | METHODS FOR THE PREPARATION OF AN INTERMEDIATE IN THE SYNTHESIS OF 5-BROMO-2-(3-CHLORO-PYRIDIN-2-YL)-2H-PYRAZOLE-3-CARBOXYLIC ACID |
| METHODS FOR THE PREPARATION OF AN INTERMEDIATE IN THE SYNTHESIS OF 5-BROMO-2-(3-CHLORO-PYRIDIN-2-YL)-2H-PYRAZOLE-3-CARBOXYLIC ACID |