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:
Oct. 22, 2013
Filed:
Nov. 03, 2009
Frederik Menges, Schriesheim, DE;
Joachim Gebhardt, Wachenheim, DE;
Michael Rack, Eppelheim, DE;
Michael Keil, Freinsheim, DE;
Rodney F. Klima, Quincy, IL (US);
David Cortes, Quincy, IL (US);
Robert Leicht, Hannibal, MO (US);
Helmut Zech, Bad Duerkheim, DE;
Jochen Schröder, Lambsheim, DE;
Frederik Menges, Schriesheim, DE;
Joachim Gebhardt, Wachenheim, DE;
Michael Rack, Eppelheim, DE;
Michael Keil, Freinsheim, DE;
Rodney F. Klima, Quincy, IL (US);
David Cortes, Quincy, IL (US);
Robert Leicht, Hannibal, MO (US);
Helmut Zech, Bad Duerkheim, DE;
Jochen Schröder, Lambsheim, DE;
BASF SE, Ludwigshafen, DE;
Abstract
2-[(1-cyanopropyl)carbamoyl]-5-chloromethyl nicotinic acids of formula (I) where Z is hydrogen or halogen; Zis hydrogen, halogen, cyano or nitro; Ris C-Calkyl; Ris C-Calkyl, C-Ccycloalkyl or Rand R, when taken together with the atom to which they are attached, represent a C-Ccycloalkyl group optionally substituted with methyl, and Ris hydrogen or a cation preferably selected from the group consisting of alkali metals, alkaline earth metals, manganese, copper, iron, zinc, cobalt, lead, silver, nickel, ammonium and organic ammonium; are useful intermediates for the synthesis of herbicidal imidazolinones.