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. 23, 2011
Filed:
Aug. 31, 2007
Applicants:
Gunnar Heydrich, Limburgerhof, DE;
Gabriele Gralla, Mannheim, DE;
Klaus Ebel, Lampertheim, DE;
Marko Friedrich, Lorsch, DE;
Inventors:
Gunnar Heydrich, Limburgerhof, DE;
Gabriele Gralla, Mannheim, DE;
Klaus Ebel, Lampertheim, DE;
Marko Friedrich, Lorsch, DE;
Assignee:
BASF SE, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 35/08 (2006.01); C07C 35/12 (2006.01); C07C 29/80 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a method of working up an aluminum-containing reaction product from the production of isopulegol by cyclization of citronellal in the presence of complex compounds, comprising at least one ligand of the formula (I), Moreover, the invention relates to a method of producing isopulegol, and to a method of producing menthol.