Qingyun HUANG

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Hefei, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for synthesizing pitavastatin t-butyl ester
- Patent number 11,814,355
- Issue date Nov 14, 2023
- Huan Huang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
L-setastine hydrochloride and preparation method thereof
- Patent number 9,434,705
- Issue date Sep 6, 2016
- ANHUI QINGYUN PHARMACEUTICAL & CHEMICAL CO., LTD.
- Qingyun Huang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method of preparing (S)-2-amino-5-methoxytetralin hydrochloride
- Patent number 9,145,353
- Issue date Sep 29, 2015
- Anhui Kelong Institute of Pharmaceutical
- Qingyun Huang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Synthetic method and intermediates of Rosuvastatin calcium and prep...
- Patent number 8,049,010
- Issue date Nov 1, 2011
- Anhui Qingyun Pharmaceuticals & Chemical Co., Ltd.
- Qingyun Huang
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Method for Synthesizing Pitavastatin t-Butyl Ester
- Publication number 20220041556
- Publication date Feb 10, 2022
- Anhui Qingyun Pharmaceutical and Chemical Co., Ltd.
- Huan HUANG
- C07 - ORGANIC CHEMISTRY
Information Patent Application
L-Setastine Hydrochloride and Preparation Method Thereof
- Publication number 20140296517
- Publication date Oct 2, 2014
- ANHUI QINGYUN PHARMACEUTICAL
- Qingyun Huang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Method of Preparing (S)-2-amino-5-Methoxytetralin Hydrochloride
- Publication number 20140046095
- Publication date Feb 13, 2014
- ANHUI KELONG INSTITUTE OF PHARMACEUTICAL
- Qingyun HUANG
- C07 - ORGANIC CHEMISTRY