Syngenta Participations Ag

Syngenta Crop Protection Ag

Tomas Smejkal

Helmars Smits

Edouard Godineau

Michel Muehlebach

Raphael Dumeunier

Myriem El Qacemi

Anthony Cornelius O'Sullivan

Regis Jean Georges Mondiere

Alan James Robinson

Christian Lothschuetz

Régis Jean Georges Mondiere

Miroslav Terinek

Sophie Pelletier

Jochen Weckesser

Thomas Pitterna

Peter Maienfisch

Andrew Edmunds

Harald Walter

Jerome Yves Cassayre

Pierre Joseph Marcel Jung

Daniel Stierli

Ottmar Franz Hueter

Andre Jeanguenat

Martin Zeller

André Jeanguenat

Olivier Loiseleur

Jérôme Yves Cassayre

Denis Gribkov

Sebastian Rendler

Sebastian Volker Wendeborn

Girish Rawal

Vikas Sikervar

Guillaume Berthon

Torsten Luksch

Thomas Vettiger

Indira Sen

Michael Rommel

Nicolas Fedou

Philip Wege

Mark Hoppe

Brijnandan Premnath Mishra

Reinhard Georg Hanreich

Vijayagopal Raman Gopalsamuthiram

Nicolai Cramer

Josep Mas-rosello

Anthony Cornelius O'sullivan

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.

Vector control compositions, methods and products utilizing same

The present invention relates to a process for the preparation of enantiomerically and diastereomerically enriched cyclobutane amines and amides by reacting (a) cyclopropylcarbonitrile to a cyclopropylcarbaldehyde, (b) further reacting to a cyclobutanone, or (d') further reacting to an enamide, (c) further reacting to enantiomerically and diastereomerically enriched cyclobutane amines, or (d) further reacting to an enamide and (e) to an enantiomerically and diastereomerically enriched cyclobutylamide to obtain (f) an enantiomerically and diastereomerically enriched cyclobutane amine, and (g) further reacting to an enantiomerically and diastereomerically enriched cyclobutane amide.

Process for the preparation of enantiomerically and diastereomerically enriched cyclobutane amines and amides

Compounds of formula (I), wherein the substituents are as defined in claim, and the agrochemically acceptable salts, stereoisomers, enantiomers, tautomers and N-oxides of those compounds, can be used as insecticides and can be prepared in a manner known per se. 

Pesticidally active heterocyclic derivatives with sulfur containing substituents

A process for making certain spiroheterocyclic pyrrolidine dione derivatives.

Process for the preparation of a spiroheterocyclic pyrrolidine dione

Process for the preparation of spiroheterocyclic pyrrolidine diones

Compounds of the formula (I), in which the substituents are as defined in claim, are suitable for use as nematicides. 

4-membered ring carboxamides used as nematicides

The present invention relates to a process for the preparation of a compound of formula (I) wherein Aand Aare C&#x2014;H, or one of Aand Ais C&#x2014;H and the other is N; Ris C-Calkyl, C-Chaloalkyl or C-Ccycloalkyl; each Ris independently bromo, chloro, fluoro or trifluoromethyl; Ris hydrogen; Ris hydrogen, halogen, methyl, halomethyl or cyano; or Rand Rtogether form a bridging 1,3-butadiene group; Ris chlorodifluoromethyl or trifluoromethyl; n is 2 or 3; by reacting a compound of formula (II) wherein A, A, R, R, R, R, Rand n is as defined under formula (I) above, with hydroxylamine, a base and a chiral catalyst, characterized in that the chiral catalyst is a dimeric chiral catalyst of formula (III) wherein R, R, R, R, Rand X are as defined in claim. 

Process for the preparation of optically active isoxazoline compounds

The present invention relates to processes for the preparation of substituted cycloserine compounds of formula (I) wherein Ris C-Calkyl, C-Chaloalkyl, C-Ccycloalkyl, aryl or aryl substituted by one to five R, or aryl-C-Calkylene or aryl-C-Calkylene substituted by one to five R; andeach Ris independently C-Calkyl, C-Chaloalkyl, C-Calkoxy, C-Chaloalkoxy, cyano or halogen; The invention also relates to intermediates produced by the processes. Compounds of formula (I) are useful intermediates for the production of compounds in the agricultural and pharmaceutical fields.

Process for the preparation of substituted cycloserines

The present invention relates to processes for the preparation of substituted cycloserine compounds of formula (I) wherein Ris C-Calkyl, C-Chaloalkyl, C-Ccycloalkyl, aryl or aryl substituted by one to five R, or aryl-C-Calkylene or aryl-C-Calkylene substituted by one to five R; and each Ris independently C-Calkyl, C-Chaloalkyl, C-Calkoxy, C-Chaloalkoxy, cyano or halogen; The invention also relates to intermediates produced by the processes. Compounds of formula (I) are useful intermediates for the production of compounds in the agricultural and pharmaceutical fields.

The present invention relates to processes for the enantio-selective preparation of spyrrolidine derivatives useful in the manufacture of pesticidally active compounds, as well as to intermediates in the processes. The processes include those comprising (a-i) reacting a compound of formula Ia whereinP is alkyl, aryl or heteroaryl, each optionally substituted, wherein the heteroaryl is connected at P via a ring carbon atom;Ris chlorodifluoromethyl or trifluoromethyl;Ris aryl or heteroaryl, each optionally substituted;with a source of cyanide in the presence a chiral catalyst to give a compound of formula IIa wherein P, Rand Rare as defined for the compound of formula Ia; and(a-ii) oxidizing the compound of formula IIa with a peroxy acid, or peroxide in the presence of an acid to give a compound of formula VI wherein Rand Rare as defined for the compound of formula Ia.

Processes for the preparation of pyrrolidine intermediates

Compounds of formula (I) wherein the substituents are as defined in claim 1, are useful as a pesticides and herbicides. 

Chemical compounds

The present invention relates to a process for the enantioselective preparation of 3-difluoromethyl-1-methyl-1H-pyrazole-4-carboxylic acid ((1S,4R)-9-dichloromethylene-1,2,3,4-tetrahydro-1,4-methano-naphthalen-5-yl)-amide of formula Ib. 

Process for the stereoselective preparation of a pyrazole carboxamide

The invention relates to a process for the preparation of a compound of formula (I), wherein R, Rand Rare as defined in claim, which process comprises a) adding a compound of formula (II), in the presence of an inert organic solvent to a mixture comprising an organic nitrite of formula (III) (R&#x2014;O&#x2014;N&#x2550;O (III)), wherein Ris C-Calkyl, a compound of formula (IV), and an inert organic solvent; b) reacting the resulting compound of formula (V), with HN&#x2014;O&#x2014;CHto the compound of formula (VII), c) reducing the compound of formula (VII) to the compound of formula (VIII), d) and reacting the compound of formula VIII with a compound of formula (IX), in which R* is halogen, hydroxy or Calkoxy, to the compound of formula (I). 

Process for the preparation of phenyl substituted 3-difluoromethyl-1-methyl-1H-pyrazole-4-carboxylic acid N-methoxy-[1-methyl-2 phenylethyl] amides

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Stein, Switzerland

Tomas Smejkal