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Yanfeng Zhou
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Shanghai, CN
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last 30 patents
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Patent Grant
Method for preparing an important intermediate of linagliptin
Patent number
9,522,915
Issue date
Dec 20, 2016
2Y-CHEM, LTD.
Yanfeng Zhou
C07 - ORGANIC CHEMISTRY
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last 30 patents
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Patent Application
METHOD FOR PREPARING AN IMPORTANT INTERMEDIATE OF LINAGLIPTIN
Publication number
20150274728
Publication date
Oct 1, 2015
2Y-CHEM, LTD.
Yanfeng Zhou
C07 - ORGANIC CHEMISTRY