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. 27, 2010
Filed:
Oct. 14, 2008
Applicants:
Lothar Schwink, Stadtallendorf, DE;
Gunther Schmalz, Bruhl, DE;
David Sucunza, Logrono, ES;
Janna Velder, Bruhl, DE;
Daniel Dembkowski, Essen, DE;
Inventors:
Lothar Schwink, Stadtallendorf, DE;
Gunther Schmalz, Bruhl, DE;
David Sucunza, Logrono, ES;
Janna Velder, Bruhl, DE;
Daniel Dembkowski, Essen, DE;
Assignee:
Sanofi-Aventis, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 313/06 (2006.01); C07C 69/95 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a process for preparing mumbaistatin derivatives (I), where the anthraquinone skeleton is constructed via a Diels-Alder reaction and the central methylene bridge via a transition metal-catalyzed reaction, and to the intermediates used in this process.