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:
Dec. 30, 2014
Filed:
Mar. 21, 2011
Applicants:
Beat Weber, Zofingen, CH;
Stefan Sahli, Zofingen, CH;
Inventors:
Beat Weber, Zofingen, CH;
Stefan Sahli, Zofingen, CH;
Assignee:
Siegfried AG, Zofingen, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 471/00 (2006.01); C07D 491/00 (2006.01); C07D 498/00 (2006.01); C07D 513/00 (2006.01); C07D 515/00 (2006.01); C07D 489/00 (2006.01); C07D 489/08 (2006.01);
U.S. Cl.
CPC ...
C07D 489/08 (2013.01);
Abstract
The present invention relates to a novel process for preparing opiates or salts thereof. More particularly, the present invention relates to oxidizing the starting material in a continuous flow reactor, followed by either an isolation of the intermediate, or a direct reduction reaction.