PORTON FINE CHEMICALS LTD

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CHONGQING 401221, CN

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Patents Grantslast 30 patents

Information Patent Grant
Rosuvastatin calcium intermediate and method for preparing the same
- Patent number 8,933,269
- Issue date Jan 13, 2015
- Porton Fine Chemicals Ltd.
- Wenqing Lin
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for preparing rosuvastatin calcium intermediate
- Patent number 8,703,944
- Issue date Apr 22, 2014
- Porton Fine Chemicals Ltd.
- Wenqing Lin
- C07 - ORGANIC CHEMISTRY

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Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PREPARING ROSUVASTATIN CALCIUM INTERMEDIATE
- Publication number 20130143908
- Publication date Jun 6, 2013
- PORTON FINE CHEMICALS LTD.
- Wenqing LIN
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ROSUVASTATIN CALCIUM INTERMEDIATE AND METHOD FOR PREPARING THE SAME
- Publication number 20120310000
- Publication date Dec 6, 2012
- PORTON FINE CHEMICALS LTD.
- Wenqing LIN
- C07 - ORGANIC CHEMISTRY