Bayer Cropscience Ag

Bayer Cropscience Gmbh

Bayer Intellectual Property Gmbh

Aventis Cropscience Gmbh

Sergiy Pazenok

Ulrike Wachendorff-Neumann

Peter Dahmen

Arnd Voerste

Norbert Lui

Philippe Desbordes

Angela Becker

Hiroyuki Hadano

Arnd Neeff

Thomas Knobloch

Rachel Rama

Marc Kosten

Christoph-Andreas Braun

Reinhard Lantzsch

Ulrich Görgens

Christophe Dubost

Stephanie Gary

Benoit Hartmann

Ruth Meissner

Guenter Bartels

Mark James Ford

Henricus Maria Martinus Bastiaans

Juergen Benting

Günter Schlegel

Frank Memmel

Guenter Schlegel

Wolfgang Jörges

Gunter Schlegel

The present invention relates to pyrazole carboxamides derivatives of formula (1) wherein Y represents CRor N, T represents S or O, X1 and X2 represent a chlorine or a fluorine atom, and Z1 represents a substituted or non-substituted cyclopropyl; Their process of preparation, their use as fungicide, and/or anti-mycotoxin active agents, and/or insecticide, and/or nematicide, particularly in the form of fungicide compositions, and methods for the control of phytopathogenic fungi, notably of plants, using these compounds or compositions. 

Fungicide pyrazole carboxamides derivatives

Fungicide pyrazole carboxamides derivates

The invention relates to a process for the preparation of a compound of formula (I): Which comprises reaction of a compound of formula (II) with a compound of the formula (III) in the presence of a chlorinating agent, followed by reaction of the resultant compound of the formula (IV) with a compound of formula (V) in the presence of a base: wherein the various symbols are as defined in claim

Process for preparing acylsulfamoylbenzamides

The present invention relates to a novel process for preparing known fungicidally active 1,3-dimethyl-5-fluoro-1H-pyrazole-4-carboxamides from the corresponding acid fluoride and aniline derivatives in the presence of alkylpyridine derivatives as an acid acceptor.

Method for producing carboxamides

The present invention relates to a novel process for preparing known fungicidally active 1,3-dimethyl-5-fluoro-1H-pyrazole-4-carboxamides from the corresponding acid fluoride and aniline derivatives in the absence of an acid acceptor.

The present invention relates to a novel process for preparing known 5-fluoro-1,3-dialkyl-1H-pyrazole-4-carbonyl fluorides which can be used as starting materials for active fungicidal ingredients by a halex reaction.

Method for the production of 5-fluoro-1,3-dialkyl-1H-pyrazol-4-carbonyl fluorides

The present invention relates to a process for preparing fluoromethyl-substituted heterocycles of the formula (I) 

Method for the production of fluoromethyl-substituted heterocycles

The present invention relates to a process for preparing 2-dihaloacyl-3-aminoacrylic esters of the formula (I) by reactingacid halides of the formula (II) with dialkylaminoacrylic esters of the formula (III) in which R, R, R, X, Xand Hal are each as defined in the disclosure in a water-immiscible organic solvent in the presence of a base, to the novel 2-dihaloacyl-3-aminoacrylic esters of the formula (I) themselves, to their use for preparing 3-dihalomethylpyrazoles, to a process for preparing 3-dihalo-methylpyrazoles, and to novel 3-dihalomethylpyrazoles.

Method for producing 2-dihaloacyl-3-amino-acrylic acid esters and 3-dihalomethyl pyrazole-4-carboxylic acid esters

The invention relates to a method for producing 4-haloalkylnicotinamides having the formula (I): wherein Ris (C-C)haloalky, comprising subjecting one or more 3-((C-C)haloalkyl-3-oxo-1-alkenylamino)nitriles of the formula (II), (III) or (IV):R&#x2014;C(O)&#x2014;CH&#x2550;CH&#x2014;NH&#x2014;CH&#x2550;CH&#x2014;CN&#x2003;&#x2003;(II)R&#x2014;C(O)&#x2014;CH&#x2550;CH&#x2014;NH&#x2014;CH(ZR)&#x2014;CH&#x2014;CN&#x2003;&#x2003;(III)R&#x2014;C(O)&#x2014;CH&#x2550;CH&#x2014;NH&#x2014;CH(Hal)&#x2014;CH&#x2014;CN&#x2003;&#x2003;(IV)where Ris as defined above, Ris the same or different and is (C-C)-alkyl and Z is the same or different and is O, S or NR, to a ring-closing reaction and simultaneous hydrolysis in the presence of a strong acid.

Preparation of 4-haloalkylnicotinamides

A process for preparing 4-haloalkylnicotinic esters of the formula (I),where

Preparation of 4-haloalkylnicotinic esters

4-Haloalkylnicotinonitriles having the formula (I)which are suitable as intermediates in the preparation of pesticides, are obtained by:

Process for the preparation of 4-haloalkylnicotinonitriles

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Solingen, Germany

Sergiy Pazenok