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:
Aug. 16, 2005
Filed:
Feb. 13, 2003
Applicants:
Denis Favreau, St. Hubert, CA;
Joydeep Kant, Cherry Hill, NJ (US);
Kathia Levesque, St-Catherine, CA;
Shaopeng Wang, Glenview, IL (US);
Zhengrong Guo, East Brunswick, NJ (US);
Brian Leslie James, East Syracuse, NJ (US);
Inventors:
Denis Favreau, St. Hubert, CA;
Joydeep Kant, Cherry Hill, NJ (US);
Kathia Levesque, St-Catherine, CA;
Shaopeng Wang, Glenview, IL (US);
Zhengrong Guo, East Brunswick, NJ (US);
Brian Leslie James, East Syracuse, NJ (US);
Assignee:
Bristol-Myers Squibb Company, Princeton, NJ (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07D417/06 ;
U.S. Cl.
CPC ...
Abstract
An improved method of synthesis of 21-amino epothilone derivatives which provides a one-pot conversion of 21-hydroxy epothilones to highly desirable 21-amino epothilones in high yield.