The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 16, 2014
Filed:
Jun. 27, 2008
Applicant:
Junbiao Chang, Zhengzhou, CN;
Inventor:
Junbiao Chang, Zhengzhou, CN;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07H 19/00 (2006.01); C07H 19/14 (2006.01); C07H 19/16 (2006.01); C07H 19/06 (2006.01);
U.S. Cl.
CPC ...
C07H 19/06 (2013.01); C07H 19/14 (2013.01); C07H 19/16 (2013.01);
Abstract
The present invention provides 2'-fluorine-4′-substituted-nucleoside analogs or their pro-drugs or 5′-phosphate esters (including the pro-drugs of the 5′-phosphate esters), preparation methods and uses thereof. The compounds have the general formula as follows: wherein: The compounds are used in the synthesis of drugs for the treatment of virus infection, especially for the treatment of HBV, HCV or HIV infection.