Patents by Inventor Michael Dockner

Michael Dockner 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: 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
  • Publication number: 20180093942
    Abstract: The present invention relates to a process for preparing substituted biphenylanilides of the formula (I) in which R1 is selected from a protected amino group, NO2, NH2 and NHR3, in which a compound of the formula II is reacted in the presence of a base and of a palladium salt, in the presence of a phosphine ligand of the formula (V) as complex ligand or a salt thereof, in a solvent, with an organoboron compound of the formula (III) in which all the substituents are as defined in the description.
    Type: Application
    Filed: December 7, 2017
    Publication date: April 5, 2018
    Inventors: Michael DOCKNER, Lars RODEFELD, Jens Dietmar HEINRICH
  • Patent number: 9868694
    Abstract: The present invention relates to a process for preparing substituted biphenylanilides of the formula (I).
    Type: Grant
    Filed: July 18, 2014
    Date of Patent: January 16, 2018
    Assignee: BAYER CROPSCIENCE AKTIENGESELLSCHAFT
    Inventors: Michael Dockner, Lars Rodefeld, Jens Dietmar Heinrich
  • Publication number: 20160280635
    Abstract: The present invention relates to a process for preparing substituted biphenylanilides of the formula (I)
    Type: Application
    Filed: July 18, 2014
    Publication date: September 29, 2016
    Inventors: Michael DOCKNER, Lars RODEFELD, Jens Dietmar HEINRICH
  • Publication number: 20140128617
    Abstract: The present invention relates to a simplified process for preparing pyrazolylcarboxanilides by reacting pyrazolylcarboxylic esters with anilines in the presence of a base and removing at least one reaction product.
    Type: Application
    Filed: June 19, 2012
    Publication date: May 8, 2014
    Inventors: Wahed Ahmed Moradi, Norbert Lui, Michael Dockner
  • Patent number: 8455689
    Abstract: The present invention relates to a process for preparing substituted biphenylanilides of the formula I wherein R1 is a protected amino group which comprises reacting a compound of formula II in the presence of a base and of a palladium catalyst in a solvent, with an organoboron compound of formula (III)
    Type: Grant
    Filed: April 24, 2009
    Date of Patent: June 4, 2013
    Assignee: Bayer CropScience AG
    Inventors: Michael Dockner, Heiko Rieck, Wahed Ahmed Moradi, Norbert Lui
  • Patent number: 8436211
    Abstract: The present invention relates to a process for the preparation of substituted biphenyls by reacting aryl halides with tetraarylborates in the presence of palladium catalysts.
    Type: Grant
    Filed: August 30, 2010
    Date of Patent: May 7, 2013
    Assignee: Bayer CropScience AG
    Inventors: Wahed Ahmed Moradi, Norbert Lui, Michael Dockner, Thomas Jagusch
  • Patent number: 8288582
    Abstract: The present invention relates to a process for preparing 2-fluoroacyl-3-aminoacrylic acid derivatives by reacting fluorinated carboxylic acids with dialkylaminoacrylic acid derivatives and acid halides.
    Type: Grant
    Filed: December 16, 2008
    Date of Patent: October 16, 2012
    Assignee: Bayer CropScience AG
    Inventors: Norbert Lui, Thomas Wollner, Jürgen Wieschmeyer, Michael Dockner, Jens-Dietmar Heinrich
  • Patent number: 8143455
    Abstract: What is described is a process for preparing 2-hydroxyacetals of the general formula in which R1 is hydrogen, a branched or unbranched C1-C12-alkyl radical, an electron-deficient, halogen-, NO2—, CN—, CF3—, acyl group- or branched or unbranched alkyl group-substituted or unsubstituted C5-C6-aryl or heteroaryl, and R2 is a branched or unbranched C1-C5-alkyl radical, or both R2 radicals are bonded directly to one another or to one another via a C1-C4 unit, by reacting an enol compound of the general formula (II) in which R3 is the same and R1 is as defined for formula (Ia), with bromine to give the corresponding dibromo adduct and then reacting this dibromo adduct with an alkoxide of the general formula (III) M-O—R2 (III) in which R2 is as defined for formula (Ia) and O is oxygen and M is lithium, sodium or potassium. What is likewise described is the preparation of the corresponding 2-hydroxyalkanals from the 2-hydroxyacetals thus obtained by acidic hydrolysis.
    Type: Grant
    Filed: June 11, 2008
    Date of Patent: March 27, 2012
    Assignee: SALTIGO GmbH
    Inventors: Thomas-Norbert Müller, Michael Dockner
  • Patent number: 8124813
    Abstract: The invention relates to a novel process for preparing 2-phenoxyacetals and the corresponding 2-phenoxycarbaldehydes. These compounds are important intermediates for the preparation of active pharmaceutical ingredients.
    Type: Grant
    Filed: June 11, 2008
    Date of Patent: February 28, 2012
    Assignee: SALTIGO GmbH
    Inventors: Thomas-Norbert Müller, Michael Dockner
  • Publication number: 20110105796
    Abstract: The present invention relates to a process for the preparation of substituted biphenyls by reacting aryl halides with tetraarylborates in the presence of palladium catalysts.
    Type: Application
    Filed: August 30, 2010
    Publication date: May 5, 2011
    Applicant: Bayer CropScience AG
    Inventors: Wahed Ahmed MORADI, Norbert Lui, Michael Dockner, Thomas Jagusch
  • Publication number: 20110092736
    Abstract: The present invention relates to a process for preparing substituted biphenylanilides of the formula I wherein R1 is a protected amino group which comprises reacting a compound of formula II in the presence of a base and of a palladium catalyst in a solvent, with an organoboron compound of formula (III)
    Type: Application
    Filed: April 24, 2009
    Publication date: April 21, 2011
    Applicant: Bayer CropScience AG
    Inventor: Michael DOCKNER
  • Publication number: 20110003999
    Abstract: The present invention relates to a process for preparing substituted biphenylanilides of the formula I which comprises reacting a compound of formula II in the presence of a base and of a palladium catalyst selected from the group of: a) palladium-triarylpliosphine or -trialkylphosphine complex with palladium in the zero oxidation state, b) salt of palladium in the presence of triarylphospine or trialkylphosphine as a complex ligand or c) metallic palladium, optionally applied to support, in the presence of triarylphosphine or trialkylphosphine, in a solvent, with a diphenylborinic acid according to formula (III)
    Type: Application
    Filed: February 17, 2009
    Publication date: January 6, 2011
    Applicant: Bayer CropScience AG
    Inventor: Michael DOCKNER
  • Publication number: 20100286449
    Abstract: The invention relates to a novel process for preparing 2-phenoxyacetals and the corresponding 2-phenoxycarbaldehydes. These compounds are important intermediates for the preparation of active pharmaceutical ingredients.
    Type: Application
    Filed: June 11, 2008
    Publication date: November 11, 2010
    Applicant: SALTIGO GMBH
    Inventors: Thomas-Norbert Mueller, Michael Dockner
  • Publication number: 20100280276
    Abstract: What is described is a process for preparing 2-hydroxyacetals of the general formula in which R1 is hydrogen, a branched or unbranched C1-C12-alkyl radical, an electron-deficient, halogen-, NO2—, CN—, CF3—, acyl group- or branched or unbranched alkyl group-substituted or unsubstituted C5-C6-aryl or heteroaryl, and R2 is a branched or unbranched C1-C5-alkyl radical, or both R2 radicals are bonded directly to one another or to one another via a C1-C4 unit, by reacting an enol compound of the general formula (II) in which R3 is the same and R1 is as defined for formula (Ia), with bromine to give the corresponding dibromo adduct and then reacting this dibromo adduct with an alkoxide of the general formula (III) M-O—R2 (III) in which R2 is as defined for formula (Ia) and O is oxygen and M is lithium, sodium or potassium. What is likewise described is the preparation of the corresponding 2-hydroxyalkanals from the 2-hydroxyacetals thus obtained by acidic hydrolysis.
    Type: Application
    Filed: June 11, 2008
    Publication date: November 4, 2010
    Applicant: SALTIGO GMBH
    Inventors: Thomas-Norbert Mueller, Michael Dockner
  • Publication number: 20100274049
    Abstract: The present invention relates to a process for preparing 2-fluoroacyl-3-aminoacrylic acid derivatives by reacting fluorinated carboxylic acids with dialkylaminoacrylic acid derivatives and acid halides.
    Type: Application
    Filed: December 16, 2008
    Publication date: October 28, 2010
    Applicant: BAYER CROPSCIENCE AG
    Inventors: Norbert Lui, Thomas Wollner, Jürgen Wieschmeyer, Michael Dockner, Jens-Dietmar Heinrich
  • Publication number: 20080200731
    Abstract: Polyhalogenated cinnamic acids and cinnamic acid derivatives are prepared by reacting diazonium salts accessible from polyhalogenated anilines with acrylic acid or acrylic acid derivatives in the presence of a homogeneous, palladium-containing catalyst at about ?5 to about +100° C. Some of the cinnamic acids and cinnamic acid derivatives obtainable in this way are new. Cinnamic acids and cinnamic acid derivatives which can be prepared according to the invention can be used for the preparation of indanones which are precursors for agro- and pharmaceutical chemicals and for substances having liquid-crystalline properties.
    Type: Application
    Filed: April 22, 2008
    Publication date: August 21, 2008
    Inventors: Walter Lange, Joachim Komoschinski, Markus Eckert, Michael Dockner
  • Patent number: 7381832
    Abstract: Polyhalogenated cinnamic acids and cinnamic acid derivatives are prepared by reacting diazonium salts accessible from polyhalogenated anilines with acrylic acid or acrylic acid derivatives in the presence of a homogeneous, palladium-containing catalyst at about ?5 to about +100° C. Some of the cinnamic acids and cinnamic acid derivatives obtainable in this way are new. Cinnamic acids and cinnamic acid derivatives which can be prepared according to the invention can be used for the preparation of indanones which are precursors for agro- and pharmaceutical chemicals and for substances having liquid-crystalline properties.
    Type: Grant
    Filed: June 10, 2005
    Date of Patent: June 3, 2008
    Assignee: LANXESS Deutschland GmbH
    Inventors: Walter Lange, Joachim Komoschinski, Markus Eckert, Michael Dockner
  • Patent number: 7276630
    Abstract: A process is provided for preparing optionally substituted arylated benzylamines from the corresponding optionally substituted aryl halides and optionally substituted benzylamines using a specific solvent mixture, a base and a catalyst comprising a palladium compound and a bisaryldialkylphosphine.
    Type: Grant
    Filed: September 22, 2006
    Date of Patent: October 2, 2007
    Assignee: Saltigo GmbH
    Inventors: Michael Dockner, Ulrich Scholz, Torsten Neugebauer
  • Patent number: 7265238
    Abstract: An advantageous process is provided for preparing methyl 4-(aminomethyl)benzoate by esterifying 4-(aminomethyl)benzoic acid and subsequently obtaining the methyl 4-(aminomethyl)benzoate, this process proceeding under specific pH and temperature control and isolation of the hydrochloride of methyl 4-(aminomethyl)benzoate formed as an intermediate being avoidable.
    Type: Grant
    Filed: September 22, 2006
    Date of Patent: September 4, 2007
    Assignee: Saltigo GmbH
    Inventors: Michael Dockner, Torsten Neugebauer