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Lianyungang, Jiangsu, CN
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last 30 patents
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Patent Grant
Process for preparing 4-(4-fluoro-3-(2-(trifluoromethyl)-5,6,7,8-te...
Patent number
11,345,709
Issue date
May 31, 2022
Jiangsu Hengrui Medicine Co., Ltd.
Wenhai Li
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Crystal form of PARP-1 inhibitor and preparation method therefor
Patent number
11,180,505
Issue date
Nov 23, 2021
Jiangsu Hengrui Medicine Co., Ltd.
Wenhai Li
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for preparing oxaspirocycle derivative, and intermediate the...
Patent number
11,111,236
Issue date
Sep 7, 2021
Jiangsu Hengrui Medicine Co., Ltd.
Wenhai Li
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
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Patent Application
METHOD FOR PREPARING PARP INHIBITOR AND INTERMEDIATE THEREOF
Publication number
20210070760
Publication date
Mar 11, 2021
JIANGSU HENGRUI MEDICINE CO., LTD.
Wenhai LI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PREPARING OXASPIROCYCLE DERIVATIVE, AND INTERMEDIATE THE...
Publication number
20200308151
Publication date
Oct 1, 2020
JIANGSU HENGRUI MEDICINE CO., LTD.
Wenhai LI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
CRYSTAL FORM OF PARP-1 INHIBITOR AND PREPARATION METHOD THEREFOR
Publication number
20200291031
Publication date
Sep 17, 2020
JIANGSU HENGRUI MEDICINE CO., LTD.
Wenhai LI
C07 - ORGANIC CHEMISTRY