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. 13, 2013
Filed:
Jan. 19, 2011
Applicants:
Thomas Himmler, Odenthal, DE;
Lukas J. Gooβen, Kaiserslautern, DE;
Bettina Zimmermann, Clausen, DE;
Inventors:
Assignee:
Bayer CropScience AG, , DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 213/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a process for preparing α-arylmethylcarbonyl compound of the formula (III), characterized in that aryl- and heteroarylacetic acids and derivatives thereof of the formula (I) are reacted with α-halomethylcarbonyl compounds of the formula (II) in the presence of a palladium catalyst, of a phosphine ligand, of an inorganic base and of a phase transfer catalyst, optionally using an organic solvent.