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:
Jun. 10, 2014
Filed:
Jan. 16, 2013
Applicant:
Sanofi, Paris, FR;
Inventors:
Assignee:
Sanofi, Paris, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 307/85 (2006.01);
U.S. Cl.
CPC ...
Abstract
The disclosure relates to a process for preparing benzofuran derivatives of general formula I: in which R, R, and Rare as defined in the disclosure; by coupling the hydroxylamine with a diketone of general formula III: in order to form an oxime that is then cyclized by heating in order to form the desired compound.