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:
Mar. 22, 2011

Filed:

Jan. 27, 2006
Applicants:

Ying LI, Shanghai, CN;

Jianping Zuo, Shanghai, CN;

Zhongshun Yang, Shanghai, CN;

Wenliang Zhou, Shanghai, CN;

Yi Sui, Shanghai, CN;

Junxia Wang, Shanghai, CN;

Yu Zhang, Shanghai, CN;

Yu Zhou, Shanghai, CN;

Jinming Wu, Shanghai, CN;

Inventors:

Ying Li, Shanghai, CN;

Jianping Zuo, Shanghai, CN;

Zhongshun Yang, Shanghai, CN;

Wenliang Zhou, Shanghai, CN;

Yi Sui, Shanghai, CN;

Junxia Wang, Shanghai, CN;

Yu Zhang, Shanghai, CN;

Yu Zhou, Shanghai, CN;

Jinming Wu, Shanghai, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 323/04 (2006.01); A61K 31/357 (2006.01);
U.S. Cl.
CPC ...
Abstract

The invention provides a type of artemisinin derivatives having following structure I, its preparation method and use, as well as a pharmaceutical composition containing such artemisinin derivatives and its use. The arteminsinin derivatives of the present invention and their pharmaceutical composition containing the artemisinin derivatives. have immunosuppressive activities and can be used more safely. The composition which comprises the artemisinin derivatives can be formulated into long-term dosage forms such as tablet, pellet and the like, and have wider productive and use value.


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