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Michael Keil, Freinsheim DE

Michael Keil, Freinsheim DE

Patent application numberDescriptionPublished
20080200675Method for Production of Substituted Phenylmalonate Esters, Novel Phenylmalonate Esters and Use Thereof - A process for preparing substituted phenylmalonic esters of the formula08-21-2008
20080214878Method For The Production Of 1,3,5-Trifluoro-2,4,6-Trichlorobenzene From Fluorobenzene Derivatives - Method for the production of 1,3,5-trifluoro-2,4,6-trichlorobenzene from fluorobenzene comprising steps A) and B): A) chlorination of fluorobenzene derivatives of formula (II), in which X=fluorine of H, Z=nitro, bromo or chloro and n=0 or 1-4 and B) fluorination of the distillation residue and separation by distillation of the 1,3,5-trifluoro-2,4,6-trichlorobenzene thus produced.09-04-2008
20080293941Method For Production Of 1-Alkyl-3-Phenyluracils - The present invention relates to a process for preparing 1-alkyl-3-phenyluracils of the formula I11-27-2008
20090005597Process for Preparing Substituted Biphenyls - A process for preparing substituted biphenyls of the formula I01-01-2009
20090177005Method For Producing 2-(chloromethyl)penylacetic acid derivatives - A process for preparing 2-(chloromethyl)phenylacetic acid derivatives of the formula I,07-09-2009
20100004307Process for the Sulfinylation of a Pyrazole Derivative - The present invention relates to a process for the sulfinylation of a pyrazole derivative, characterized in that 5-amino-1-[2,6-dichloro-4-(trifluoromethyl)phenyl]-1H-pyrazole-3-carbonitrile (II) is reacted with a sulfinylating agent S in the presence of at least one amine acid complex wherein the amine(s) are selected from secondary and/or tertiary amines and the acid(s) are selected from hydrofluoric, hydrochloric, hydrobromic and hydroiodic acid and sulfonic acid derivatives, and with the addition of a halogenating agent, wherein S is [CF01-07-2010
20100035905Hydrates of 2-chloro-5-[3,6-dihydro-3-methyl-2,6-dioxo-4-(trifluoromethyl)-1-(2H)-pyr- imidinyl]-4-fluoro-N-[[methyl(1-methylethyl)amino]sulfonyl]benzamide - The present invention relates to hydrates of 2-chloro-5-[3,6-dihydro-3-methyl-2,6-dioxo-4-(trifluoromethyl)-1-(2H)pyrimidinyl]-4-fluoro-N-[[methyl(1-methylethyl)amino]-sulfonyl]benzamide. The invention also relates to a process for the preparation of these hydrates and to plant protection formulations which comprise hydrates of the phenyluracil I.02-11-2010
20100056820Method for the production of substituted 2-aryl malonic acid esters - The present invention relates to a process for preparing substituted 2-arylmalonic esters of the general formula I03-04-2010
20100069646Process for preparing difluoromethylpyrazolyl carboxylates - The present invention relates to a process for preparing difluoromethyl-substituted pyrazol-4-ylcarboxylates of the formula I03-18-2010
20100087640Method for production of aryl-substituted annelated pyrimidines - The present invention relates to a process for preparing aryl-substituted fused pyrimidines of the general formula (I)04-08-2010
20100093822Process for the Sulfinylation of a Pyrazole Derivative - The present invention relates to a process for the sulfinylation of a pyrazole derivative, characterized in that 5-amino-1-[2,6-dichloro-4-(trifluoromethyl)phenyl]-1H-pyrazole-3-carbonitrile (II) is reacted with a sulfinylating agent S in the presence of at least one amine acid complex wherein the amine(s) are selected from cyclic secondary amines and the acid(s) are selected from sulfonic acid derivatives, and with the addition of a halogenating agent, wherein S is [CF04-15-2010
20100105562Crystalline Form of 2-chloro-5-[3,6-dihydro-3-methyl-2,6-dioxo-4-(trifluoromethyl)-1-(2H)-pyr- imidinyl]-4-fluoro-N-[[methyl(1-methylethyl)amino]sulfonyl]benzamide - The present invention relates to a crystalline form of 2-chloro-5-[3,6-dihydro-3-methyl-2,6-dioxo-4-(trifluoromethyl)-1-(2H)pyrimidinyl]-4-fluoro-N-[[methyl(1-methylethyl)-amino]sulfonyl]benzamide. The invention also relates to a process for the preparation of this crystalline form and to plant protection formulations which comprise this crystalline form of the phenyluracil.04-29-2010
20100105920PREPARATION OF ISOXAZOLIN-3-YLACYLBENZENES - A process is described for preparing isoxazoles of the formula I04-29-2010
20100137395Process for the Sulfinylation of a Pyrazole Derivative - The present invention relates to a process for the sulfinylation of a pyrazole derivative, characterized in that 5-amino-1-[2,6-dichloro-4-(trifluoromethyl)phenyl]-1H-pyrazole-3-carbonitrile (II) is reacted with a sulfinylating agent selected from trifluoromethylsulfinic acid, trifluoromethylsulfinic acid anhydride, and a trifluoromethylsulfinate alkaline or alkaline earth metal salt and mixtures of the acid and/or the salt(s), in the presence of at least one amine acid complex wherein the amine(s) are selected from tertiary amines and the acid(s) are selected from hydrofluoric, hydrochloric, hydrobromic and hydroiodic acid and sulfonic acid derivatives, and with the addition of a halogenating agent.06-03-2010
20100222586Methods for Producing Sulfonic Acid Diamides - The present invention relates to a process for preparing sulfuric diamides of the general formula I09-02-2010
20100228054Method for Producing Sulfonamides - The invention relates to methods for producing sulfonamides of formula I, wherein the variables have the designations cited in the description, by reacting m-nitro-benzoic acid chlorides of formula II with aminosulfons of formula III, under the influence of B equivalents of base IV. Said method is characterised in that, during step a) the aminosulfon of formula III is reacted with B1 equivalents of base IV, and during step b), the reaction mixture resulting from step a) is reacted with m-nitro-benzoic acid chlorides of formula II and B2 equivalents of base IV; B, B1 and B2 having the designations cited in the description.09-09-2010
20110004002Process for preparing alkyl 2-alkoxymethylene-4,4-difluoro-3-oxobutyrates - A process for preparing alkyl 2-alkoxymethylene-4,4-difluoro-3-oxobutyrates (VI)01-06-2011
20110009640BIFUNCTIONAL PHENYL ISO (THIO) CYANATES, PROCESSES AND INTERMEDIATES FOR THEIR PREPARATION - A process for preparing phenyl iso(thio)cyanates of the formula I in which a compound of the formula II or its HCl adduct is reacted with a phosgenating agent01-13-2011
20110040096Method for the Production of Halogen-Substituted 2-(aminomethylidene)-3-oxobutyric Acid Esters - The present invention relates to a process for preparing 2-(aminomethylidene)-4,4-dihalo-3-oxobutyric esters of the formula (I),02-17-2011
20110046371PROCESS FOR PREPARING 2-(AMINOMETHYLIDENE)-4,4-DIFLUORO-3-OXOBUTYRIC ESTERS - The present invention relates to a process for preparing difluoromethyl-substituted pyrazol-4-ylcarboxylic acids and their esters, 2-(aminomethylidene)-4,4-difluoro-3-oxobutteric esters of the formula (I)02-24-2011
20110054183Method For Manufacturing Aryl Carboxamides - A process for preparing arylcarboxamides of the formula (I)03-03-2011
20110105760Method for Producing Aminobiphenylene - The present invention relates to a process for preparing substituted 2-aminobiphenyls and to a process for preparing (Het)arylamides of such 2-aminobiphenyls.05-05-2011
20110105766Method for Producing Substituted Biphenyls - A process for preparing substituted biphenyls of the formula I05-05-2011
20110118474Process for preparing 1,3-disubstituted pyrazolecarboxylic esters - A process for preparing 1,3-disubstituted pyrazolecarboxylic esters of the formula (I)05-19-2011
20110152522METHOD FOR THE PRODUCTION OF 3-PHENYL(THIO) URACILS AND DITHIOURACILS - The present invention relates to a process for preparing 3-phenyl(thio)uracils and -dithiouracils of the formula I06-23-2011
20110152535PREPARATION OF ISOXAZOLIN-3-YLACYLBENZENES - A process is described for preparing isoxazoles of the formula I06-23-2011
20110172436Method for preparing 1,3,4-substituted pyrazol compounds - The invention provides an Ethernet bridge or router comprising a network fabric adapted to provide interconnectivity to a plurality of Ethernet ports, each of the Ethernet ports being adapted to receive and/or transmit Ethernet frames, and wherein the Ethernet bridge or router further comprises an encapsulator connected to receive Ethernet Protocol Data Units from the Ethernet ports, wherein the encapsulator is operable to generate a Fabric Protocol Data Unit from a received Ethernet Protocol Data Unit, the Fabric Protocol Data Unit comprising a header portion, and a payload portion which comprises the Ethernet Protocol Data Unit concerned, and wherein the encapsulator is operable to transform Ethernet destination address information from the Ethernet Protocol Data Unit into a routing definition for the network fabric, and to include this routing definition in the header portion of the Fabric Protocol Data Unit. Also provided is a method of data delivery across a network.07-14-2011
20110190510Method for Producing and Purifying Trifluoromethanesulfinic Acid - The invention relates to a process for purifying trifluoromethanesulfinic acid by azeotropic distillation with an aromatic solvent, to processes for preparing purified trifluoromethanesulfinic acid and to the use of the purified trifluoronnethanesulfinic acid for preparing trifluoromethylsulfinylated pyrazole derivatives, especially fipronil.08-04-2011
201102183402-[1-Cyanopropyl)Carbamoyl]-5-Chloromethyl Nicotinic Acids and the Use Thereof in Manufacturing Herbicidal Imidazolinones - 2-[(1-cyanopropyl)carbamoyl]-5-chloromethyl nicotinic acids of formula (I) where Z is hydrogen or halogen; Z09-08-2011
20110224433Process for Manufacturing Substituted 3-pyridylmethyl Ammonium Bromides - A process for manufacturing 5,6-disubstituted-3-pyridylmethyl ammonium bromides (I),09-15-2011
20110224439Process for Manufacturing 5-Chloromethyl-2,3-Pyridine Dicarboxylic Acid Anhydrides - A process for manufacturing 5-chloromethyl-2,3-pyridine dicarboxylic acid anhydrides (I)09-15-2011
20110245505Process for Manufacturing 5-Formyl-Pyridine-2,3-Dicarboxylic Acid Esters - A process for manufacturing a 5-formyl-pyridine-2,3-dicarboxylic acid ester (I) wherein Z is hydrogen or halogen; Z10-06-2011
20120215009Process for preparing aminale and their use for preparing 1,3-disubstituted pyrazole compounds - Process for preparing aminale and their use for preparing 1,3-disubstituted pyrazole compounds.08-23-2012
20120220781Process for preparing 1,3-disubstituted pyrazole compounds - A process for preparing 1,3-disubstituted pyrazole compounds.08-30-2012
20120271049BIFUNCTIONAL PHENYL ISO (THIO) CYANATES, PROCESSES AND INTERMEDIATES PRODUCTS FOR THEIR PREPARATION - A process for preparing phenyl iso(thio)cyanates of the formula I in which a compound of the formula II or its HCl adduct is reacted with a phosgenating agent10-25-2012
20120289706Method for Producing Triazolinthione Derivatives and Intermediates Thereof - The present invention relates to a new process for the preparation of substituted thiotriazolo groups of the general formula (I)11-15-2012
20120309806Process for the Sulfinylation of a Pyrazole Derivative - The present invention relates to a process for the of a pyrazole derivative, characterized in that 5-amino-1-[2,6-dichloro-4-(trifluoromethyl)phenyl]-1H-pyrazole-3-carbonitrile (II) is reacted with a sulfinylating agent selected from trifluoromethylsulfinic acid, trifluoromethylsulfinic acid anhydride, and a trifluoromethylsulfinate alkaline or alkaline earth metal salt and mixtures of the acid and/or the salt(s), in the presence of at least one amine acid complex wherein the amine(s) are selected from tertiary amines and the acid(s) are selected from hydrofluoric, hydrochloric, hydrobromic and hydroiodic acid and sulfonic acid derivatives, and with the addition of a halogenating agent.12-06-2012
20130005985Process Using Grignard Reagents - The present invention relates to a process using Grignard reagents for providing thio-triazolo group-containing compounds.01-03-2013
20130041147Process for preparing 2-(aminomethylidene)-4,4-difluoro-3-oxobutyric esters - The present invention relates to a process for preparing difluoromethyl-substituted pyrazol-4-ylcarboxylic acids and their esters, 2-(aminomethylidene)-4,4-difluoro-3- oxobutteric esters of the formula (I)02-14-2013
20130096312Process for Preparing 4-hydroxypyridines - The present invention relates to a process for preparing 4-hydroxypyridines of formula I04-18-2013
20130184465Process for the synthesis of thio-triazolo-group containing compounds - The present invention relates to a process using specific magnesium reagents for providing thio-triazolo group-containing compounds and for the synthesis of precursors therefor. The invention furthermore relates to intermediates and to their preparation.07-18-2013
20140206873Process for Manufacturing 5-Chloromethyl-2,3-Pyridine Dicarboxylic Acid Anhydrides - A process for manufacturing 5-chloromethyl-2,3-pyridine dicarboxylic acid anhydrides (I)07-24-2014
20140206884Process Using Grignard Reagents - The present invention relates to a process using Grignard reagents for providing thio-triazolo group-containing compounds.07-24-2014
20140316131PROCESS FOR MANUFACTURING TRIAZINON-BENZOXAZINONES - The present invention relates to a process for manufacturing triazinon-benzoxazinones of formula (I),10-23-2014
20140357861PROCESS FOR MANUFACTURING BENZOXAZINONES - The present invention relates to a process for manufacturing a benzoxazinone of formula (I),12-04-2014
20140364623PROCESS FOR PREPARING ACETANILIDES - The present invention relates to a novel process for preparing acetanilides of the formula (I)12-11-2014
20150018545Process for manufacturing 4-substituted amino-benzoxazinones - The present invention relates to a process for manufacturing 4-substituted amino-benzoxazinones of formula (I),01-15-2015

Patent applications by Michael Keil, Freinsheim DE

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