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Legal status
Patent not validated
| (51) | INT.CL. | C07D 498/22 | (2006.01) |
| C07D 491/22 | (2013.01) | ||
| C07D 491/22 | (2006.01) | ||
| C07D 515/22 | (2013.01) | ||
| C07D 515/22 | (2006.01) |
| (11) | Number of the document | 3842438 |
| (13) | Kind of document | T |
| (96) | European patent application number | 19913508.8 |
| Date of filing the European patent application | 2019-08-26 | |
| (97) | Date of publication of the European application | 2021-06-30 |
| (45) | Date of publication and mention of the grant of the patent | 2023-11-08 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/CN2019/102565 |
| Date | 2019-08-26 |
| (87) | Number | WO 2020/155613 |
| Date | 2020-08-06 |
| (30) | Number | Date | Country code |
| 201910101895 | 2019-02-01 | CN |
| (72) |
YUAN, Jiandong , CN
FU, Xinliang , CN
SUN, Zhanli , CN
XING, Xiaopei , CN
HUI, Jingcheng , CN
CONG, Qilei , CN
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| (73) |
BrightGene Bio-Medical Technology Co., Ltd. ,
Building C25
No. 218, Xinghu Street
BioBay Suzhou Industrial Park, Suzhou, Jiangsu 215123,
CN
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| (54) | PREPARATION METHOD FOR ECTEINASCIDIN COMPOUND AND INTERMEDIATE THEREOF |
| PREPARATION METHOD FOR ECTEINASCIDIN COMPOUND AND INTERMEDIATE THEREOF |