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:
Jul. 03, 2012
Filed:
Aug. 10, 2009
Applicants:
Julian Paul Henschke, Harlow, GB;
Xiaoheng Zhang, Kunshan, CN;
Lunghu Wang, Kaohsiung, TW;
Yung Fa Chen, Tainan County, TW;
Inventors:
Julian Paul Henschke, Harlow, GB;
Xiaoheng Zhang, Kunshan, CN;
Lunghu Wang, Kaohsiung, TW;
Yung Fa Chen, Tainan County, TW;
Assignee:
ScinoPharm Taiwan, Ltd., Tainan, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07H 19/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process of synthesizing a 5-azacytosine nucleoside, such as azacitidine and decitabine, comprises coupling a silylated 5-azacytosine with a protected D-ribofuranose of formula in the presence of a sulfonic acid catalyst.