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:
Apr. 11, 2017
Filed:
Aug. 02, 2013
Applicant:
Bayer Cropscience Ag, Monheim, DE;
Inventors:
Sergii Pazenok, Solingen, DE;
Winfried Etzel, Leichlingen, DE;
Norbert Lui, Odenthal, DE;
Arnd Neeff, Burscheid, DE;
Assignee:
BAYER CROPSCIENCE AG, Monheim, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 231/16 (2006.01); C07C 67/343 (2006.01); C07C 17/00 (2006.01);
U.S. Cl.
CPC ...
C07D 231/16 (2013.01); C07C 17/00 (2013.01); C07C 67/343 (2013.01);
Abstract
The present invention pertains to a novel process for the preparation of Fluoroalkylpyrazole- or Bisperfluoroalkypyrazole carboxylates comprising a cyclization of Perfluoroalkyl ketoesters with hydrazines.