Patents by Inventor Peter Brüchner

Peter Brüchner has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20220267291
    Abstract: The present invention relates to a novel process for the esterification of N-acylated amino acids which contain an acid-labile keto protective group under alkaline conditions without using a polar aprotic solvent, in which the N-acylated amino acid with acid-labile keto protective group prepared in situ is esterified using an alkyl halide or a mono- or dialkyl ester of sulfuric acid.
    Type: Application
    Filed: May 13, 2022
    Publication date: August 25, 2022
    Inventors: Albert SCHNATTERER, Michael DOCKNER, Peter BRUECHNER, Thomas HIMMLER
  • Patent number: 11384061
    Abstract: The present invention relates to a novel process for the esterification of N-acylated amino acids which contain an acid-labile keto protective group under alkaline conditions without using a polar aprotic solvent, in which the N-acylated amino acid with acid-labile keto protective group prepared in situ is esterified using an alkyl halide or a mono- or dialkyl ester of sulfuric acid.
    Type: Grant
    Filed: April 15, 2019
    Date of Patent: July 12, 2022
    Assignee: BAYER AKTIENGESELLSCHAFT
    Inventors: Albert Schnatterer, Michael Dockner, Peter Bruechner, Thomas Himmler
  • Publication number: 20210139450
    Abstract: The present invention relates to a novel process for the esterification of N-acylated amino acids which contain an acid-labile keto protective group under alkaline conditions without using a polar aprotic solvent, in which the N-acylated amino acid with acid-labile keto protective group prepared in situ is esterified using an alkyl halide or a mono- or dialkyl ester of sulfuric acid.
    Type: Application
    Filed: April 15, 2019
    Publication date: May 13, 2021
    Inventors: Albert SCHNATTERER, Michael DOCKNER, Peter BRUECHNER, Thomas HIMMLER
  • Publication number: 20210032262
    Abstract: The present invention relates to a novel process for preparing substituted cyclohexane amino acid esters and spiroketal-substituted cyclic keto-enols, and to novel intermediates or starting compounds that are passed through or used in the process according to the invention.
    Type: Application
    Filed: April 3, 2019
    Publication date: February 4, 2021
    Inventors: Thomas HIMMLER, Peter BRUECHNER, Werner LINDNER, Julia Johanna HAHN, Wahed Ahmed MORADI, Reiner FISCHER, Michael DOCKNER
  • Patent number: 10618872
    Abstract: The present invention relates to a new process for preparing 3-chloro-2-vinylphenylsulfonate derivatives.
    Type: Grant
    Filed: February 29, 2016
    Date of Patent: April 14, 2020
    Assignee: Bayer CropScience Aktiengesellschaft
    Inventors: Peter Brüchner, Thomas Himmler, Sergii Pazenok, Mark James Ford
  • Patent number: 10519085
    Abstract: The invention relates to a process for preparing substituted 2-arylethanols of the formula (I) by reacting Grignard compounds of the formula (II) in the presence of a copper compound with ethylene oxide. Moreover, the invention relates to novel substituted 2-arylethanols of the formula (I).
    Type: Grant
    Filed: January 9, 2017
    Date of Patent: December 31, 2019
    Assignee: BAYER CROPSCIENCE AKTIENGESELLSCHAFT
    Inventors: Thomas Himmler, Peter Brüchner
  • Publication number: 20190023633
    Abstract: The invention relates to a process for preparing substituted 2-arylethanols of the formula (I) by reacting Grignard compounds of the formula (II) in the presence of a copper compound with ethylene oxide. Moreover, the invention relates to novel substituted 2-arylethanols of the formula (I).
    Type: Application
    Filed: January 9, 2017
    Publication date: January 24, 2019
    Inventors: Thomas HIMMLER, Peter BRÜCHNER
  • Publication number: 20180206498
    Abstract: The invention relates to substituted heteroaryl carboxylic acid hydrazides of general formula (I) or salts thereof, wherein the groups of formula (I) have the definitions stated in the description, for increasing the stress tolerance in plants with respect to abiotic stress, and also for strengthening plant growth and/or for increasing plant yield.
    Type: Application
    Filed: July 14, 2016
    Publication date: July 26, 2018
    Inventors: Jens FRACKENPOHL, Guido BOJACK, Marco BRUENJES, Hendrik HELMKE, Stefan LEHR, Peter BRUECHNER, Joerg TIEBES, Marc MOSRIN, Jan DITTGEN, Dirk SCHMUTZLER, Philippe DESBORDES
  • Publication number: 20180206495
    Abstract: Substituted aryl- and heteroarylcarbonyl hydrazides The invention relates to substituted aryl- and heteroarylcarbonyl hydrazides of the general formula (I) or salts thereof where the radicals of the formula (I) are each as defined in the description for enhancing stress tolerance in plants to abiotic stress, and for enhancing plant growth and/or for increasing plant yield.
    Type: Application
    Filed: July 14, 2016
    Publication date: July 26, 2018
    Inventors: Jens FRACKENPOHL, Guido BOJACK, Marco BRÜNJES, Hendrik HELMKE, Isabelle ADELT, Stefan LEHR, Peter BRÜCHNER, Jan DITTGEN, Dirk SCHMUTZLER, Ines HEINEMANN, Udo BICKERS, Martin Jeffrey HILLS, Juan Pedro RUIZ-SANTAELLA, Harry STREK, Philippe DESBORDES
  • Publication number: 20180079717
    Abstract: The present invention relates to a new process for preparing 3-chloro-2-vinylphenylsulfonate derivatives.
    Type: Application
    Filed: February 29, 2016
    Publication date: March 22, 2018
    Inventors: Peter BRÜCHNER, THOMAS HIMMLER, SERGII PAZENOK, MARK JAMES FORD
  • Publication number: 20160229808
    Abstract: A new one-step process for the preparation of pyrazole carboxamide derivatives of the general formula (I) by reaction of 3-(difluoromethyl)-5-fluoro-1-methyl-1H-pyrazole-4-carbaldehyde with an amine or its salt.
    Type: Application
    Filed: September 4, 2014
    Publication date: August 11, 2016
    Inventors: Peter BRÜCHNER, Sergii PAZENOK
  • Patent number: 9375000
    Abstract: Arylpyrrolidines of Formula (I): wherein each substituent is as defined in the specification, and use thereof as pesticides and animal parasite-controlling agents.
    Type: Grant
    Filed: September 13, 2011
    Date of Patent: June 28, 2016
    Assignee: Bayer Intellectual Property GmbH
    Inventors: Jun Mihara, Mamoru Hatazawa, Daiei Yamazaki, Hidetoshi Kishikawa, Kei Domon, Hidekazu Watanabe, Norio Sasaki, Tetsuya Murata, Koichi Araki, Eiichi Shimojo, Teruyuki Ichihara, Tadashi Ishikawa, Katsuhiko Shibuya, Ulrich Görgens, Peter Bruechner, Reiner Fischer, Johannes-Rudolf Jansen, Tobias Kapferer, Simon Maechling, Michael Maue, Arnd Voerste
  • Patent number: 9307764
    Abstract: To provide pesticidal allylAryl heterocycle derivatives that are useful as a pesticidal compound. Pesticidal allylAryl heterocycle derivatives that are expressed by the Formula (I), and pesticides and an agent for controlling animal parasites which include the allylAryl heterocycle derivatives as an effective component.
    Type: Grant
    Filed: April 24, 2012
    Date of Patent: April 12, 2016
    Assignee: BAYER INTELLECTUAL PROPERTY GMBH
    Inventors: Mamoru Hatazawa, Tetsuya Murata, Peter Bruechner, Daiei Yamazaki, Eiichi Shimojo, Teruyuki Ichihara, Katsuhiko Shibuya, Tadashi Ishikawa
  • Patent number: 9206122
    Abstract: Arylpyrrolidines of formula (I): wherein each substituent is as defined in the specification, and use thereof as pesticides and animal parasite-controlling agents.
    Type: Grant
    Filed: March 12, 2013
    Date of Patent: December 8, 2015
    Assignee: BAYER INTELLECTUAL PROPERTY GMBH
    Inventors: Reiner Fischer, Peter Bruechner, Tobias Kapferer, Kerstin Ilg, Ulrich Goergens, Arnd Voerste, Mamoru Hatazawa, Eiichi Shimojo
  • Publication number: 20150025253
    Abstract: Arylpyrrolidines of formula (I): wherein each substituent is as defined in the specification, and use thereof as pesticides and animal parasite-controlling agents.
    Type: Application
    Filed: March 12, 2013
    Publication date: January 22, 2015
    Applicant: BAYER INTELLECTUAL PROPERTY GMBH
    Inventors: Reiner Fischer, Peter Bruechner, Tobias Kapferer, Kerstin Ilg, Ulrich Goergens, Arnd Voerste, Mamoru Hatazawa, Eiichi Shimojo
  • Publication number: 20140128614
    Abstract: To provide pesticidal allylAryl heterocycle derivatives that are useful as a pesticidal compound. Pesticidal allylAryl heterocycle derivatives that are expressed by the Formula (I), and pesticides and an agent for controlling animal parasites which include the allylAryl heterocycle derivatives as an effective component.
    Type: Application
    Filed: April 24, 2012
    Publication date: May 8, 2014
    Applicant: BAYER INTELLECTUAL PROPERTY GMBH
    Inventors: Mamoru Hatazawa, Tetsuya Murata, Peter Bruechner, Daiei Yamazaki, Eiichi Shimojo, Teruyuki Ichihara, Katsuhiko Shibuya, Tadashi Ishikawa
  • Publication number: 20140046069
    Abstract: Arylpyrrolidines of Formula (I): wherein each substituent is as defined in the specification, and use thereof as pesticides and animal paracite-controlling agents.
    Type: Application
    Filed: September 13, 2011
    Publication date: February 13, 2014
    Applicant: BAYER INTELLECTUAL PROPERTY GMBH
    Inventors: Jun Mihara, Mamoru Hatazawa, Daiei Yamazaki, Hidetoshi Kishikawa, Kei Domon, Hidekazu Watanabe, Norio Sasaki, Tetsuya Murata, Koichi Araki, Eiichi Shimojo, Teruyuki Ichihara, Tadashi Ishikawa, Katsuhiko Shibuya, Ulrich Goergens, Peter Bruechner, Reiner Fischer, Johannes-Rudolf Jansen, Tobias Kapferer, Simon Maechling, Michael Maue, Arnd Voerste
  • Publication number: 20130109757
    Abstract: The invention is directed to method for the preparation of pyrrolines of the general formula (I) by catalytic hydration of a nitroketone of the general formula (II) employing a transition metal catalyst and gaseous hydrogen at an elevated pressure in a solvent, optionally in the presence of at least one additive selected among Lewis acids, Brønstedt acids, organic sulfur-containing compounds, organic or inorganic bases, and water scavengers, wherein in formulae (I) and (II) B1, B2, B3, B4, X, R, and T are as defined in the specification, and to a nitroketone of formula (II) to be used as intermediate in the process according to the invention and as pesticidal agent.
    Type: Application
    Filed: April 11, 2011
    Publication date: May 2, 2013
    Applicant: BAYER INTELLECTUAL PROPERTY GMBH
    Inventors: Wahed Ahmed Moradi, Thomas Norbert Müller, Tetsuya Murata, Mamoru Hatazawa, Peter Bruechner, Eiichi Shimojo, Teruyuki Ichihara, Masashi Ataka, Katsuhiko Shibuya, Ulrich Görgens
  • Publication number: 20120029202
    Abstract: The present invention relates to a process for the manufacturing of 5-substituted 3-aryl-3-(trifluoromethyl)-3,4-dihydro-2H-pyrroles of formula (I) which comprises the following steps: (i) reacting a compound of formula (II) with a isonitrile compound of formula (III) in the presence of a metal catalyst to obtain compounds of formula (IV) (ii) isomerizing compounds of formula (IV) to obtain compounds of formula (V) and (iii) reacting the dihydropyrrole compound of formula (V) under acidic conditions, to obtain the compounds of formula (I), wherein X, n, Z, Y, and T are as defined in the description.
    Type: Application
    Filed: May 11, 2011
    Publication date: February 2, 2012
    Applicant: Bayer CropScience AG
    Inventors: Koichi ARAKI, Jun Mihara, Norio Sasaki, Peter Bruechner, Kei Domon, Johannes-Rudolf Jansen, Norbert Lui
  • Publication number: 20110152332
    Abstract: The present invention relates to novel pesticidal azolidine derivatives as well as to oxazolidinone derivatives and their use as pesticides for combating animal parasites which occur in the agrochemical field and in the field of veterinary medicine, respectively. wherein X, m, R?, Q, G, U, l, A1 to A4 and R are as defined herein.
    Type: Application
    Filed: November 1, 2010
    Publication date: June 23, 2011
    Applicant: Bayer CropScience AG
    Inventors: Tetsuya Murata, Mamoru Hatazawa, Peter Brüchner, Eiichi Shimojo, Teruyuki Ichihara, Masashi Ataka, Katsuhiko Shibuya, Ulrich Görgens