Patent · US Active

Protein tyrosine phosphatase inhibitor, preparation method and uses thereof

US9849118B2 · kind B2 · utility

0Cited by

0References

4Claims

0Family size

Assignee

Heibei University · CN

Inventors

Duqiang Luo · Baoding, CN
Jun Zhang · Peachtree City, US
Zhiqin Liu · Baoding, CN

Key dates

Filing date	May 7, 2013
Grant date	Dec 26, 2017
Priority date	—
Expiry date	May 7, 2033

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC12P17/12
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Disclosed in the present invention is a protein tyrosine phosphatase inhibitor. The preparation method therefor is: extracting the crude product from the Isaria Fumosorosea Wize solid or liquid fermentation broth using ethyl acetate, ethanol, methanol, or a mixed solvent of chloroform and methanol; separating the obtained extract using column chromatography on silica gel; and obtaining the target product. The inhibitor can be used to prepare pharmaceutical compositions for treating and preventing diabetes, obesity and cancers.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.