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:
Aug. 01, 2017

Filed:

Aug. 27, 2014
Applicant:

Zhejiang Medicine Co., Ltd. Xinchang Pharmaceutical Factory, Xinchang County, CN;

Inventors:

Guofeng Wu, Xinchang County, CN;

Yongmei Xu, Xinchang County, TW;

Wei Mao, Xinchang County, CN;

Chunlin Chen, Xinchang County, CN;

Zhanggui Wu, Xinchang County, CN;

Xiaoqin Lin, Xinchang County, CN;

Jun Wang, Xinchang County, CN;

Jinna Cai, Xinchang County, CN;

Sen Xiao, Xinchang County, CN;

Lili Lv, Xinchang County, CN;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A01N 43/90 (2006.01); A61K 31/52 (2006.01); C07D 473/00 (2006.01); C07D 473/18 (2006.01); A61K 31/5377 (2006.01); C07D 473/16 (2006.01);
U.S. Cl.
CPC ...
C07D 473/18 (2013.01); A61K 31/52 (2013.01); A61K 31/5377 (2013.01); C07D 473/16 (2013.01);
Abstract

The present invention provides a 2, 6-di-nitrogen-containing substituted purine derivative having a formula (I) structure, or pharmaceutical salt or hydrate thereof, and preparation method and use thereof. The compound is broad spectrum anticancer, low toxicity, high anticancer activity and good stability.


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