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. 07, 2009
Filed:
Feb. 20, 2006
Harald Walter, Basel, CH;
Camilla Corsi, Basel, CH;
Josef Ehrenfreund, Basel, CH;
Clemens Lamberth, Basel, CH;
Hermann Schneider, Basel, CH;
Hans Tobler, Basel, CH;
Harald Walter, Basel, CH;
Camilla Corsi, Basel, CH;
Josef Ehrenfreund, Basel, CH;
Clemens Lamberth, Basel, CH;
Hermann Schneider, Basel, CH;
Hans Tobler, Basel, CH;
Syngenta Crop Protection, Inc., Greensboro, NC (US);
Abstract
The present invention relates to a process for the preparation of compounds of formula (I) wherein the substituents are as defined in claim, by a) reaction of a compound of formula (II) to form a compound of formula (III) b) reaction of that compound in the presence of a base to form a compound of formula (IV) c) conversion of that compound in the presence of a reducing agent into a compound of formula (I).