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:
Jan. 26, 2010
Filed:
Jan. 25, 2007
Applicants:
Nikolai (Mykola) Ignatyev, Duisburg, DE;
Karsten Koppe, Marl, DE;
Hermann Josef Frohn, Kempen, DE;
Peter Barthen, Rheinberg, DE;
Inventors:
Nikolai (Mykola) Ignatyev, Duisburg, DE;
Karsten Koppe, Marl, DE;
Hermann Josef Frohn, Kempen, DE;
Peter Barthen, Rheinberg, DE;
Assignee:
Merck Patent GmbH, Darmstadt, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07C 45/59 (2006.01); C07C 45/55 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a process for the cleavage of dialkoxyalkanes to give corresponding aldehydes or ketones, where the cleavage is carried out in the presence of at least one ionic liquid of the general formula KA.