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:
Jun. 12, 2007
Filed:
Aug. 21, 2001
Olivier Desponds, Monthey, CH;
Dominik Faber, Schweizerhalle, CH;
Rémy Gressly, Monthey, CH;
Thomas Rapold, Münchwilen, CH;
Marco Passafaro, Schaffhausen, CH;
Olivier Desponds, Monthey, CH;
Dominik Faber, Schweizerhalle, CH;
Rémy Gressly, Monthey, CH;
Thomas Rapold, Münchwilen, CH;
Marco Passafaro, Schaffhausen, CH;
Syngenta Crop Protection, Inc., Greensboro, NC (US);
Abstract
A process for the preparation of a compound of formula (I) wherein Q is CH or N; Y is NOor CN; Z is CHR, O, NRor S; Rand Rare C-Calkyl or together form an alkylene bridge having two or three carbon atoms; by reacting a compound of formula HC=C(X)CHNCS wherein X is a leaving group, with a chlorinating agent in the presence of a catalytic amount of SO. to form a compound of formula (III) and the compound of formula (III) is reacted with a compound of formula RNHC(=QY)ZRwherein R, R, Y, Z and Q are as defined for compound (I).