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Legal status
Patent not validated
| (51) | INT.CL. | C07C 253/30 | (2006.01) |
| C07C 253/30 | (2013.01) | ||
| C07C 255/59 | (2006.01) |
| (11) | Number of the document | 3896057 |
| (13) | Kind of document | T |
| (96) | European patent application number | 19896754.9 |
| Date of filing the European patent application | 2019-12-02 | |
| (97) | Date of publication of the European application | 2021-10-20 |
| (45) | Date of publication and mention of the grant of the patent | 2023-05-31 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/CN2019/122455 |
| Date | 2019-12-02 |
| (87) | Number | WO 2020/119507 |
| Date | 2020-06-18 |
| (30) | Number | Date | Country code |
| 201811518150 | 2018-12-12 | CN |
| (72) |
LIU, Chen , CN
LI, Xing , CN
YE, Huaxiang , CN
ZHANG, Jicheng , CN
HUANG, Luning , CN
TAO, Anping , CN
AN, Jianguo , CN
GU, Hong , CN
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| (73) |
Zhejiang Huahai Pharmaceutical Co., Ltd. ,
Xunqiao, Linhai, Taizhou, Zhejiang 317024,
CN
Shanghai Aobo bio-pharmaceutical Co., Ltd. , No. 538 Cailun Road Zhangjiang Hi-Tech Park Pudong New District, Shanghai 201203, CN |
| (54) | METHOD FOR CONTINUOUSLY PREPARING CITALOPRAM DIOL |
| METHOD FOR CONTINUOUSLY PREPARING CITALOPRAM DIOL |