Litao Shen

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Tianjin, CN

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Patents Grantslast 30 patents

Information Patent Grant
Preparation method for chiral intermediate for use in statins
- Patent number 10,544,119
- Issue date Jan 28, 2020
- Asymchem Laboratories (Tianjin) Co., Ltd.
- Hao Hong
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Method for preparing sulfobutyl ether-β-cyclodextrin
- Patent number 10,246,524
- Issue date Apr 2, 2019
- Asymchem Laboratories (Tianjin) Co., Ltd.
- Hao Hong
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Intermediate compound for preparing rosuvastatin calcium and method...
- Patent number 9,926,283
- Issue date Mar 27, 2018
- Asymchem Laboratories (Tianjin) Co., Ltd.
- Hao Hong
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PREPARATION METHOD FOR CHIRAL INTERMEDIATE FOR USE IN STATINS
- Publication number 20170190684
- Publication date Jul 6, 2017
- ASYMCHEM LABORATORIES (TIANJIN) CO., LTD
- Hao Hong
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
INTERMEDIATE COMPOUND FOR PREPARING ROSUVASTATIN CALCIUM AND METHOD...
- Publication number 20170022169
- Publication date Jan 26, 2017
- ASYMCHEM LABORATORIES (TIANJIN) CO., LTD
- Hao HONG
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PREPARING SULFOBUTYL ETHER-ß-CYCLODEXTRIN
- Publication number 20160326270
- Publication date Nov 10, 2016
- ASYMCHEM LABORATORIES (TIANJIN) CO., LTD
- Hao Hong
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...