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:
Oct. 14, 2014
Filed:
Mar. 04, 2011
Applicants:
Takeshi Wada, Chiba, JP;
Yohei Nukaga, Chiba, JP;
Inventors:
Takeshi Wada, Chiba, JP;
Yohei Nukaga, Chiba, JP;
Assignee:
Chiralgen, Ltd., Kagoshima, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07H 21/00 (2006.01); C07H 19/10 (2006.01); C07H 21/02 (2006.01); C07H 19/20 (2006.01); C07H 19/06 (2006.01); C07H 19/16 (2006.01);
U.S. Cl.
CPC ...
C07H 19/20 (2013.01); C07H 19/10 (2013.01); C07H 21/02 (2013.01); C07H 19/06 (2013.01); C07H 19/16 (2013.01);
Abstract
A method for preparing a phosphorothioate RNA based on the oxazaphospholidine method, wherein cyanoethoxymethyl group is used instead of tert-butyldimethylsilyl group as a protective group of 2'-hydroxyl group of RNA.