Patents by Inventor Jens-Dietmar Heinrich

Jens-Dietmar Heinrich 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).

  • Process for preparing substituted phenylisoxazoline derivatives
    Patent number: 10604495
    Abstract: The present invention relates to a process for preparing substituted phenylisoxazoline derivatives.
    Type: Grant
    Filed: September 19, 2018
    Date of Patent: March 31, 2020
    Assignee: Bayer Cropscience Aktiengesellschaft
    Inventors: Christian Funke, Jens Dietmar Heinrich, Sergii Pazenok, Norbert Lui
  • Process for preparing substituted phenylisoxazoline derivatives
    Patent number: 10189799
    Abstract: The present invention relates to a process for preparing substituted phenylisoxazoline derivatives.
    Type: Grant
    Filed: February 29, 2016
    Date of Patent: January 29, 2019
    Assignee: BAYER CROPSCIENCE AKTIENGESELLSCHAFT
    Inventors: Christian Funke, Jens Dietmar Heinrich, Sergii Pazenok, Norbert Lui
  • PROCESS FOR PREPARING SUBSTITUTED PHENYLISOXAZOLINE DERIVATIVES
    Publication number: 20190016691
    Abstract: The present invention relates to a process for preparing substituted phenylisoxazoline derivatives.
    Type: Application
    Filed: September 19, 2018
    Publication date: January 17, 2019
    Inventors: Christian FUNKE, Jens Dietmar HEINRICH, Sergii PAZENOK, Norbert LUI
  • PROCESS FOR PREPARING CHLORINATED BIPHENYLANILIDES AND BIPHENYLANILINES
    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
  • Process for preparing substituted phenylisoxazoline derivatives
    Publication number: 20180030002
    Abstract: The present invention relates to a process for preparing substituted phenylisoxazoline derivatives.
    Type: Application
    Filed: February 29, 2016
    Publication date: February 1, 2018
    Inventors: CHRISTIAN FUNKE, JENS DIETMAR HEINRICH, II, SERGII PAZENOK, NORBERT LUI
  • Process for preparing chlorinated biphenylanilides and biphenylanilines
    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
  • Method for preparing 4-aminobut-2-enolides
    Patent number: 9550745
    Abstract: Process for preparing 2,2-difluoroethylamine derivatives, wherein compounds of the general formula (IV) are reduced to the corresponding 2,2-difluoroethylamine derivatives of the general formula (III), where the A radical is as defined in the description:
    Type: Grant
    Filed: August 22, 2012
    Date of Patent: January 24, 2017
    Assignee: BAYER CROPSCIENCE AG
    Inventors: Norbert Lui, Jens-Dietmar Heinrich
  • IMPROVED PROCESS FOR PREPARING CHLORINATED BIPHENYLANILIDES AND BIPHENYLANILINES
    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
  • PROCESS FOR PREPARING [3-[(6-CHLORO-3-PYRIDINYL)METHYL]-2-THIAZOLIDINYLIDENE]CYANAMIDE
    Publication number: 20150005502
    Abstract: Process for preparing [3-[(6-chloro-3-pyridinyl)methyl]-2-thiazolidinylidene]cyanamide, comprising the following steps: (i) reaction of dimethyl N-cyanocarbonimidodithiocarbonate and 2-aminoethanethiol or a salt thereof in the presence of a base; (ii) reaction of the reaction mixture with 5-chloromethyl-2-chloropyridine, which does not need any purification of the cyanimino-1,3-thiazolidine intermediate.
    Type: Application
    Filed: August 27, 2012
    Publication date: January 1, 2015
    Inventors: Norbert Lui, Stefan Antons, Jens-Dietmar Heinrich
  • Process for the preparation of 2,2-difluoroethylamine starting from prop-2-en-1-amine
    Patent number: 8766012
    Abstract: A process for the preparation of 2,2-difluoroethylamine of the formula (I) CHF2CH2NH2??(I) comprising the stages (i) and (ii): stage (i): reaction of 2,2-difluoro-1-haloethane of the formula (II) CHF2—CH2Hal??(II) in which Hal is chlorine, bromine or iodine, with prop-2-en-1-amine of the formula (III) to give N-(2,2-difluoroethyl)prop-2-en-1-amine of the formula (IV) preferably in the presence of an acid scavenger, and stage (ii): removal of the allyl group from the N-(2,2-difluoroethyl)prop-2-en-1-amine of the formula (IV) obtained in stage (i) to give 2,2-difluoroethylamine of the formula (I) or a salt thereof.
    Type: Grant
    Filed: November 9, 2011
    Date of Patent: July 1, 2014
    Assignee: Bayer Cropscience AG
    Inventors: Norbert Lui, Christian Funke, Jens-Dietmar Heinrich, Thomas Norbert Müller
  • Method for producing enaminocarbonyl compounds
    Patent number: 8680286
    Abstract: The present invention relates to a process for preparing enaminocarbonyl compounds by reacting compounds of the formula (II) with compounds of the formula (III) in which the A, R1, R2 and Z radicals are each as defined in the description, in the presence of a Brønsted acid.
    Type: Grant
    Filed: March 12, 2010
    Date of Patent: March 25, 2014
    Assignee: Bayer Cropscience AG
    Inventors: Norbert Lui, Jens-Dietmar Heinrich
  • Method for producing enaminocarbonyl compounds
    Patent number: 8680285
    Abstract: The present invention relates to a process for the preparation of enaminocarbonyl compounds of the formula (I) where compounds of the formula (II) are reacted in the presence of a Brønsted acid to give compounds of the formula (I), and A, R1 and Z are as defined in the description, and also corresponding starting compounds which are used in the process according to the invention.
    Type: Grant
    Filed: March 12, 2010
    Date of Patent: March 25, 2014
    Assignee: Bayer Cropscience AG
    Inventors: Norbert Lui, Jens-Dietmar Heinrich
  • Method for the regioselective synthesis of 1-alky1-3-haloalkyl-pyrazole-4-carboxylic acid derivatives
    Patent number: 8629288
    Abstract: The present invention relates to a process for the regioselective synthesis of 1-alkyl-3-halo-alkylpyrazole-4-carboxylic acid derivatives by cyclization of 2,3-disubstituted acrylic acid derivatives, and to the hydrazones formed as intermediates in the process.
    Type: Grant
    Filed: February 12, 2009
    Date of Patent: January 14, 2014
    Assignee: Bayer Intellectual Property GmbH
    Inventors: Sergii Pazenok, Norbert Lui, Jens-Dietmar Heinrich, Thomas Wollner
  • Process for preparing dithiine-tetracarboxy-diimides
    Patent number: 8609868
    Abstract: The present invention relates to a new process for preparing dithiine-tetracarboxy-diimides.
    Type: Grant
    Filed: May 5, 2011
    Date of Patent: December 17, 2013
    Assignee: Bayer CropScience AG
    Inventors: Norbert Lui, Jens-Dietmar Heinrich, Thomas Himmler, Frank Volz
  • Method for the regioselective synthesis of 1-Alkyl-3-haloalkyl-pyrazole-4-carboxylic acid derivatives
    Patent number: 8592605
    Abstract: The present invention relates to a process for the regioselective synthesis of 1-alkyl-3-halo-alkylpyrazole-4-carboxylic acid derivatives by cyclization of 2,3-disubstituted acrylic acid derivatives, and to the hydrazones formed as intermediates in the process.
    Type: Grant
    Filed: March 14, 2013
    Date of Patent: November 26, 2013
    Assignee: Bayer Intellectual Property GmbH
    Inventors: Sergii Pazenok, Norbert Lui, Jens-Dietmar Heinrich, Thomas Wollner
  • Process for the preparation of 2,2-difluoroethylamine derivatives starting from N-(2,2-difluoroethyl)prop-2-en-1-amine
    Patent number: 8586756
    Abstract: Process for the preparation of 2,2-difluoroethylamine derivatives of the formula (IV) comprising the steps (i) and (ii): step (i): reaction of N-(2,2-difluoroethyl)prop-2-en-1-amine of the formula (I) with a compound of the formula (II) A-CH2-E??(II) to give a compound of the formula (III) optionally in the presence of an inorganic or organic base, and step (ii): removal of the allyl group from the compound of the formula (III), in which, in the formulae (II), (III) and (IV), A and E have the meanings given in the description.
    Type: Grant
    Filed: November 9, 2011
    Date of Patent: November 19, 2013
    Assignee: Bayer Cropscience AG
    Inventors: Norbert Lui, Jens-Dietmar Heinrich
  • Process for the preparation of 2,2-difluoroethylamine
    Patent number: 8580973
    Abstract: A process for the preparation of 2,2-difluoroethylamine, comprising the reaction of 2,2-difluoro-1-chloroethane with an imide of the formula (II) in the presence of an acid scavenger, to give a compound of the formula (III) in which, in the compounds of the formulae (II) and (III), R1 and R2 are, each independently of one another, hydrogen or C1-C6-alkyl or R1 and R2 form, together with the carbon atoms to which they are bonded, a six-membered aromatic ring which is optionally substituted; and the cleavage of 2,2-difluoroethylamine by reaction of the compound of the formula (III) with acid, base or hydrazine.
    Type: Grant
    Filed: January 23, 2012
    Date of Patent: November 12, 2013
    Assignee: Bayer Cropscience AG
    Inventors: Norbert Lui, Jens-Dietmar Heinrich
  • Process for the preparation of 5-substituted 1-alkyltetrazoles
    Patent number: 8536211
    Abstract: The present invention relates to a process for the preparation of 5-substituted 1-alkyltetrazoles.
    Type: Grant
    Filed: March 11, 2011
    Date of Patent: September 17, 2013
    Assignee: Bayer Intellectual Property GmbH
    Inventors: Stéphane Caillon-Morisseau, Pierre-Yves Coqueron, Jens-Dietmar Heinrich, Robert Lui
  • Method for producing 4-aminobut-2-enolides
    Patent number: 8487112
    Abstract: The present invention relates to a process for preparing 4-aminobut-2-enolides and also corresponding intermediates and starting compounds which are passed through or used in the process according to the invention.
    Type: Grant
    Filed: September 5, 2008
    Date of Patent: July 16, 2013
    Assignee: Bayer Cropscience AG
    Inventors: Norbert Lui, Jens-Dietmar Heinrich
  • Process for preparing 2,2-difluoroethylamine derivatives by alkylation with 2,2-difluoroethyl-1-haloethanes
    Patent number: 8466293
    Abstract: Process for preparing 2,2-difluorethylamine derivatives of the general formula (III) in which A is an optionally substituted heterocycle as described in the description, by reacting a 2,2-difluoroethyl-1-haloethane compound of the general formula (I) in which Hal is Cl, Br or iodine, with an amine of the general formula (II) in which A is as defined above, optionally in the presence of a base.
    Type: Grant
    Filed: June 13, 2011
    Date of Patent: June 18, 2013
    Assignee: Bayer CropScience AG
    Inventors: Norbert Lui, Jens-Dietmar Heinrich, Wahed Ahmed Moradi, Christian Funke