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. 05, 2014
Filed:
Aug. 30, 2012
Applicants:
Frédéric Bailly, Paris, FR;
Bernard Grimaud, Paris, FR;
Irina Malejonock, Paris, FR;
Philippe Vayron, Paris, FR;
Inventors:
Frédéric Bailly, Paris, FR;
Bernard Grimaud, Paris, FR;
Irina Malejonock, Paris, FR;
Philippe Vayron, Paris, FR;
Assignee:
Sanofi, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 211/00 (2006.01); C07C 215/00 (2006.01); C07C 205/00 (2006.01); C07C 207/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present disclosure relates to ketobenzofuran derivatives of the general formula (I): as well as to a method of synthesizing the same by coupling a quinonimine and an enaminone by a Nenitzescu reaction and to the intermediates of the synthesis thereof.