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:
Sep. 20, 2011
Filed:
Apr. 03, 2007
Applicants:
Martin Roos, Haltern am See, DE;
Stephanie Schauhoff, Langen, DE;
Martin Trageser, Gelnhausen-Hoechst, DE;
Hans-peter Krimmer, Kirchweidach, DE;
Inventors:
Martin Roos, Haltern am See, DE;
Stephanie Schauhoff, Langen, DE;
Martin Trageser, Gelnhausen-Hoechst, DE;
Hans-Peter Krimmer, Kirchweidach, DE;
Assignee:
Evonik Degussa GmbH, Essen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07D 201/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention is directed to a process for preparing amides. In particular, the process is directed to a process performable on the industrial scale, in which a ketoxime can be converted to a cyclic or acyclic amide by means of a Beckmann rearrangement using 2,4,6-trichloro-1,3,5-triazine as a catalyst in a nonpolar organic solvent.