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:
Mar. 15, 2011
Filed:
Jun. 29, 2005
Applicants:
Ragina Naidu, Burnaby, CA;
Samuel Siang Kiang Foo, Vancouver, CA;
Baoyu Xue, Coquitlam, CA;
BO Fan, Vancouver, CA;
Inventors:
Ragina Naidu, Burnaby, CA;
Samuel Siang Kiang Foo, Vancouver, CA;
BaoYu Xue, Coquitlam, CA;
Bo Fan, Vancouver, CA;
Assignee:
Chatham Biotec, Limited, Riverview, New Brunswick, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 305/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process is provided for the semi-synthesis of taxane derivatives useful in the preparation of docetaxel, in particular, the semi-synthesis of protected taxane derivatives in a one pot reaction of protecting the C-2', C-7 and C-10 positions and introducing a t-Boc group at the nitrogen of the amide group at the C-3′ position in paclitaxel and subsequently conversion to docetaxel, and derivatives used therein.