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IPR Issues on Mango

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PATENT ID  : European Patent CN101003558 (A)
Glycoside class compound of mango, preparation method, and application in area of medicine
WU QIUYE CHEN [CN]
ABSTRACT 
This invention discloses compounds with natural product mangiferin as the frame. The general chemical structure of the compounds is shown in formula I, wherein, R1 and R2 are C1-20 linear or branched alkyl, benzyl, or substituted benzyl. The substituent is halogen, alkyl, etc. The compounds have strong inhibitive activity on protein tyrosine phosphatase 1B (PTP1B). This invention also discloses a method for preparing the compounds. The compounds can be used to treat diseases related to PTP1B inhibition, including diabetes type 2.

 

Data Source: United States Patent and Trademark office (http://uspto.gov)

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