公开(公告)号：US20200283374A1

公开(公告)日：2020-09-10

申请号：US16884231

申请日：2020-05-27

Applicant: SYNGENTA PARTICIPATIONS AG

Inventor： Martin Zeller ,  Nicolas Fedou

IPC: C07C255/35 ,  C07C51/08 ,  C07C53/134 ,  C07C255/33 ,  C07C253/30

Abstract: Process for the preparation of a compound of Formula (I): the process comprising the reaction of a compound of Formula (II) with malononitrile in the presence of a base and a palladium catalyst, wherein X, Y and Z, independently of each other, represent fluoro, chloro or C1-4alkyl; and L is a leaving group; with the proviso that 1 or 2 of X and Y are, independently of each other, fluoro or chloro.

公开(公告)号：US10759742B2

公开(公告)日：2020-09-01

申请号：US16319304

申请日：2017-07-20

Applicant: SYNGENTA PARTICIPATIONS AG

Inventor： Martin Zeller ,  Nicolas Fedou

IPC: C07C255/35 ,  C07C51/08 ,  C07C53/134 ,  C07C255/33 ,  C07C253/30 ,  B01J31/24

Abstract: Process for the preparation of a compound of Formula (I), the process comprising the reaction of a compound of Formula (II) with malononitrile in the presence of a base and a palladium catalyst, Formula (II) wherein X, Y and Z, independently of each other, represent fluoro, chloro or C1-4alkyl; and L is a leaving group; with the proviso that 1 or 2 of X and Y are, independently of each other, fluoro or chloro.

公开(公告)号：US11369113B2

公开(公告)日：2022-06-28

申请号：US16759147

申请日：2018-10-24

Applicant: Syngenta Participations AG

Inventor： Ottmar Franz Hueter ,  Mark Hoppe ,  Tomas Smejkal ,  Raphael Dumeunier ,  Nicolas Fedou ,  Edouard Godineau ,  Philip Wege ,  Peter Maienfisch

IPC: A01N43/78 ,  C07D277/34

Abstract: The present inventions concerns use of a specific methoxyacrylate compound to control mosquitoes, and vector control products comprising that methoxyacrylate compound, in particular the invention relates to a substrate, to a composition, for controlling mosquitoes, and to a specific methoxyacrylate compound, processes for the synthesis of mosquitocidal methoxyacrylate compounds and new intermediates.

公开(公告)号：US11136289B2

公开(公告)日：2021-10-05

申请号：US16884231

申请日：2020-05-27

Applicant: SYNGENTA PARTICIPATIONS AG

Inventor： Martin Zeller ,  Nicolas Fedou

IPC: C07C255/35 ,  C07C51/08 ,  C07C53/134 ,  C07C255/33 ,  C07C253/30 ,  B01J31/24

Abstract: Process for the preparation of a compound of Formula (I): the process comprising the reaction of a compound of Formula (II) with malononitrile in the presence of a base and a palladium catalyst, wherein X, Y and Z, independently of each other, represent fluoro, chloro or C1-4alkyl; and L is a leaving group; with the proviso that 1 or 2 of X and Y are, independently of each other, fluoro or chloro.