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:
Sep. 22, 2015

Filed:

Jul. 04, 2012
Applicants:

Yong Wang, Nanjing, CN;

Cang Zhang, Nanjing, CN;

Xiaorong Liu, Nanjing, CN;

Yan Zhang, Nanjing, CN;

Yunyun Wang, Nanjing, CN;

Wenping Zhang, Nanjing, CN;

Inventors:

Yong Wang, Nanjing, CN;

Cang Zhang, Nanjing, CN;

Xiaorong Liu, Nanjing, CN;

Yan Zhang, Nanjing, CN;

Yunyun Wang, Nanjing, CN;

Wenping Zhang, Nanjing, CN;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 413/04 (2006.01); C07D 233/64 (2006.01); C07D 263/32 (2006.01); C07D 277/24 (2006.01); C07C 251/24 (2006.01); C07D 277/22 (2006.01); A61K 31/53 (2006.01);
U.S. Cl.
CPC ...
C07D 413/04 (2013.01); C07C 251/24 (2013.01); C07D 233/64 (2013.01); C07D 263/32 (2013.01); C07D 277/22 (2013.01); C07D 277/24 (2013.01);
Abstract

The present invention relates to imidazole, oxazole and thiazole derivatives of tumor-targeted drug combretastatin A4, and phosphate esters, sulfonate esters or pharmaceutically acceptable salts, glycoside derivatives, solvates thereof, wherein the A-ring comprises a 3,5-dimethoxyphenyl group having a substituent at the 4-position. The pharmacological activity assays have demonstrated that the compounds of the present invention have good in vitro anti-tumor activity and excellent tubulin inhibitory effect.


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