Qingfeng Cai

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Zhejiang, CN

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Patents Grantslast 30 patents

Information Patent Grant
Disaccharide intermediate and synthesis method thereof
- Patent number 10,287,309
- Issue date May 14, 2019
- Zhejiang Hisun Pharmaceutical Co., Ltd.
- Yanghui Guo
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
4-substituent-2-hydroxylmorpholine-3-one and preparation method the...
- Patent number 9,676,736
- Issue date Jun 13, 2017
- Zhejiang Hisun Pharmaceutical Co., Ltd.
- Fuli Zhang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for preparing linezolid intermediate
- Patent number 9,434,702
- Issue date Sep 6, 2016
- Zhejiang Hisun Pharamceutical Co., Ltd.
- Fuli Zhang
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
DISACCHARIDE INTERMEDIATE AND SYNTHESIS METHOD THEREOF
- Publication number 20160264609
- Publication date Sep 15, 2016
- Zhejiang Hisun Pharmaceutical Co., Ltd.
- Yanghui Guo
- C07 - ORGANIC CHEMISTRY
Information Patent Application
4-SUBSTITUENT-2-HYDROXYLMORPHOLINE-3-ONE AND PREPARATION METHOD THE...
- Publication number 20150087828
- Publication date Mar 26, 2015
- Zhejiang Hisun Pharmaceutical Co., Ltd.
- Fuli Zhang
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PREPARING LINEZOLID INTERMEDIATE
- Publication number 20150011757
- Publication date Jan 8, 2015
- Zhejiang Hisun Pharmaceutical Co., Ltd.
- Fuli Zhang
- C07 - ORGANIC CHEMISTRY