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.

Date of Patent:
Jun. 22, 2010

Filed:

Jan. 24, 2006
Applicants:

Fajun Nan, Shanghai, CN;

Jianping Zuo, Shanghai, CN;

Wenlong Wang, Shanghai, CN;

Guifeng Wang, Shanghai, CN;

Haijun Chen, Shanghai, CN;

Peilan He, Shanghai, CN;

Inventors:

Fajun Nan, Shanghai, CN;

Jianping Zuo, Shanghai, CN;

Wenlong Wang, Shanghai, CN;

Guifeng Wang, Shanghai, CN;

Haijun Chen, Shanghai, CN;

Peilan He, Shanghai, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 31/427 (2006.01); C07D 277/20 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention provides small molecule compounds of bisheterocycle in tandem having the structural formula of P1-P2, and the use thereof as well as a composition containing the compounds, each of P1 and P2 is an unsaturated 5-member heterocyclic ring having one or two heteroatoms. This compound may effectively inhibit the replication of influenza virus, the DNA replication of hepatitis B virus (HBV), and the formation of HBsAg and HBeAg. These compounds can be used for the preparation of a medicament for viral diseases, and may overcome the limitations of the known nucleosides drugs, including cytotoxicity, the requirement of other drugs having different structures for against the drug-resistant virus variants induced by long-term therapy. The structure of the compounds according to the invention is relatively simple and easy to be prepared.


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