Patents by Inventor Maximilian Dochnahl

Maximilian Dochnahl 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).

  • Patent number: 9556141
    Abstract: The present invention relates to a process for preparing an N-substituted 1H-pyrazole-5-carboxylate compound of the formula (I-A) comprising the steps of i) deprotonating a compound of the formula (II) in which the variables R1, R2 and r are each as defined in the description and the claims, with a magnesium-organic base having a carbon bound magnesium; and ii) subjecting the product obtained in step (i) to a carbonylation by reacting it with a reagent selected from the group consisting carbon dioxide or a carbon dioxide equivalent, to obtain a compound of formula (I-A); and it relates to further conversions to yield a N-substituted 1H-pyrazole-5-carbonyl chloride compound of the formula (I)
    Type: Grant
    Filed: November 20, 2012
    Date of Patent: January 31, 2017
    Assignee: BASF SE
    Inventors: Maximilian Dochnahl, Karsten Koerber, Prashant Deshmukh, Florian Kaiser, Michael Rack, Timo Frassetto, Gemma Veitch
  • Patent number: 9546130
    Abstract: The present invention relates to a process for manufacturing haloacetamides of formula (I), comprising sub-step (a): reacting halones of formula (II) with oleum; followed by sub-step (b): reacting the reaction mixture obtained in sub-step (a) with an amine of formula (IV) optionally in the presence of a base; wherein the variables are defined according to the description.
    Type: Grant
    Filed: June 4, 2014
    Date of Patent: January 17, 2017
    Assignee: BASF SE
    Inventors: Timo Frassetto, Volker Maywald, Michael Rack, Maximilian Dochnahl, Bernd Wolf
  • Patent number: 9518045
    Abstract: The present invention relates to a process for manufacturing benzoxazinones of formula (I), wherein the variables are defined according to the description, by reacting carbamates of formula (II) are reacted with carbamat-benzoxazinones of formula (III) in the presence of a base.
    Type: Grant
    Filed: August 9, 2013
    Date of Patent: December 13, 2016
    Assignee: BASF SE
    Inventors: Maximilian Dochnahl, Roland Goetz, Joachim Gebhardt, Uwe Josef Vogelbacher, Timo Frassetto, Michael Rack, Volker Maywald, Bernd Wolf
  • Patent number: 9512093
    Abstract: The present invention relates to a process for manufacturing 4-propargylated amino-benzoxazinones of formula (I), comprising the following steps: step a) preparing propargyl chloride by reacting propargyl alcohol with thionyl chloride optionally in the presence of a catalyst; and step b) reacting the propargyl chloride prepared in step (a) with a NH-benzoxazinone of formula (II); wherein the variables are defined according to the description.
    Type: Grant
    Filed: June 17, 2014
    Date of Patent: December 6, 2016
    Assignee: BASF SE
    Inventors: Timo Frassetto, Maximilian Dochnahl, Michael Rack, Volker Maywald, Bernd Wolf, Roland Goetz, Philip Muelheims, Rudolf Haeberle
  • Patent number: 9409894
    Abstract: The present invention relates to carbamates of formula (I), wherein the variables are defined according to the description, as well as to a process for manufacturing carbamates of formula (I), and to the use of carbamates of formula (I) in manufacturing benzoxazinones of formula (VII).
    Type: Grant
    Filed: July 29, 2013
    Date of Patent: August 9, 2016
    Assignee: BASF SE
    Inventors: Maximilian Dochnahl, Roland Götz, Joachim Gebhardt, Uwe Josef Vogelbacher, Timo Frassetto, Michael Rack, Volker Maywald, Bernd Wolf
  • Publication number: 20160176805
    Abstract: The present invention relates to a process for manufacturing haloacetamides of formula (I), comprising sub-step (a): reacting halones of formula (II) with oleum; followed by sub-step (b): reacting the reaction mixture obtained in sub-step(a) with an amine of formula (IV) optionally in the presence of a base; wherein the variables are defined according to the description.
    Type: Application
    Filed: June 4, 2014
    Publication date: June 23, 2016
    Applicant: BASF SE
    Inventors: Timo FRASSETTO, Volker MAYWALD, Michael RACK, Maximilian DOCHNAHL, Bernd WOLF
  • Patent number: 9365495
    Abstract: The present invention relates to a process for manufacturing aryloxyacetamides of formula (I), by reacting haloacetamides of formula (II) with a phenol of formula (III); wherein the variables are defined according to the description, and aryloxyacetamides of formula (I).
    Type: Grant
    Filed: December 20, 2012
    Date of Patent: June 14, 2016
    Assignee: BASF SE
    Inventors: Maximilian Dochnahl, Michael Rack, Michael Keil, Bernd Wolf, Uwe Josef Vogelbacher, Joachim Gebhardt, Timo Frassetto, Volker Maywald
  • Patent number: 9359312
    Abstract: The present invention relates to a process for manufacturing a benzoxazinone of formula (I), by reacting a nitro compound of formula (II) with a reducing agent to obtain an amino compound of formula (III), and then reacting the amino compound of formula (III) with an acid; wherein the variables are defined according to the description, and benzoxazinone of formula (I).
    Type: Grant
    Filed: December 20, 2012
    Date of Patent: June 7, 2016
    Assignee: BASF SE
    Inventors: Maximilian Dochnahl, Michael Rack, Michael Keil, Bernd Wolf, Uwe Josef Vogelbacher, Joachim Gebhardt, Timo Frassetto, Volker Maywald
  • Patent number: 9353070
    Abstract: The present invention relates to carbamat-benzoxazinones of formula (I), wherein the variables are defined according to the description, as well as to a process for manufacturing carbamat-benzoxazinones of formula (I), and to the use of carbamat-benzoxazinones of formula (I) in manufacturing benzoxazinones of formula (X).
    Type: Grant
    Filed: August 7, 2013
    Date of Patent: May 31, 2016
    Assignee: BASF SE
    Inventors: Maximilian Dochnahl, Roland Goetz, Joachim Gebhardt, Uwe Josef Vogelbacher, Timo Frassetto, Michael Rack, Volker Maywald, Bernd Wolf
  • Publication number: 20160137615
    Abstract: The present invention relates to a process for manufacturing 4-propargylated amino-benzoxazinones of formula (I), comprising the following steps: step a) preparing propargyl chloride by reacting propargyl alcohol with thionyl chloride optionally in the presence of a catalyst; and step b) reacting the propargyl chloride prepared in step (a) with a NH-benzoxazinone of formula (II); wherein the variables are defined according to the description.
    Type: Application
    Filed: June 17, 2014
    Publication date: May 19, 2016
    Inventors: Timo FRASSETTO, Maximilian DOCHNAHL, Michael RACK, Volker MAYWALD, Bernd WOLF, Roland GOETZ, Philip MUELHEIMS, Rudolf HAEBERLE
  • Patent number: 9167817
    Abstract: The present invention relates to a process using Grignard reagents for providing thio-triazolo group-containing compounds.
    Type: Grant
    Filed: March 24, 2014
    Date of Patent: October 27, 2015
    Assignee: BASF SE
    Inventors: Maximilian Dochnahl, Michael Keil, Joachim Gebhardt, Uwe Josef Vogelbacher, Frederik Menges, Michael Rack, Jens Renner, Bernd Wolf
  • Publication number: 20150299148
    Abstract: The present invention relates to carbamat-benzoxazinones of formula (I), wherein the variables are defined according to the description, as well as to a process for manufacturing carbamat-benzoxazinones of formula (I), and to the use of carbamat-benzoxazinones of formula (I) in manufacturing benzoxazinones of formula (X).
    Type: Application
    Filed: August 7, 2013
    Publication date: October 22, 2015
    Inventors: Maximilian DOCHNAHL, Roland GÖTZ, Joachim GEBHARDT, Uwe Josef VOGELBACHER, Timo FRASSETTO, Michael RACK, Volker MAYWALD, Bernd WOLF
  • Patent number: 9126905
    Abstract: The present invention relates to a process for manufacturing fluoroaromatics of formula (I), A-F ??(I) comprising step a) diazotization of aminoaromatics of formula (II) in anhydrous HF with an aqueous solution of a diazotizing agent; followed by step b) thermic decomposition of the diazonium salt of formula (III) resulting from step a); wherein the variables are defined according to the description.
    Type: Grant
    Filed: July 8, 2013
    Date of Patent: September 8, 2015
    Assignee: BASF SE
    Inventors: Michael Rack, Maximilian Dochnahl, Volker Maywald, Bernd Wolf, Joachim Gebhardt, Timo Frassetto, Uwe Josef Vogelbacher, Roland Götz
  • Publication number: 20150218140
    Abstract: The present invention relates to a process for manufacturing benzoxazinones of formula (I), wherein the variables are defined according to the description, by reacting carbamates of formula (II) are reacted with carbamat-benzoxazinones of formula (III) in the presence of a base.
    Type: Application
    Filed: August 9, 2013
    Publication date: August 6, 2015
    Inventors: Maximilian Dochnahl, Roland Goetz, Joachim Gebhardt, Uwe Josef Vogelbacher, Timo Frassetto, Michael Rack, Volker Maywald, Bernd Wolf
  • Publication number: 20150218139
    Abstract: The present invention relates to carbamates of formula (I), wherein the variables are defined according to the description, as well as to a process for manufacturing carbamates of formula (I), and to the use of carbamates of formula (I) in manufacturing benzoxazinones of formula (VII).
    Type: Application
    Filed: July 29, 2013
    Publication date: August 6, 2015
    Inventors: Maximilian Dochnahl, Roland Götz, Joachim Gebhardt, Uwe Josef Vogelbacher, Timo Frassetto, Michael Rack, Volker Maywald, Bernd Wolf
  • Patent number: 9062012
    Abstract: The present invention relates to a process for manufacturing 4-substituted amino-benzoxazinones of formula (I), by reacting a NH-benzoxazinone of formula (II) with a compound of formula (III); wherein the variables are defined according to the description.
    Type: Grant
    Filed: December 20, 2012
    Date of Patent: June 23, 2015
    Assignee: BASF SE
    Inventors: Bernd Wolf, Joachim Gebhardt, Uwe Josef Vogelbacher, Maximilian Dochnahl, Michael Rack, Michael Keil, Timo Frassetto, Volker Maywald
  • Publication number: 20150166446
    Abstract: The present invention relates to a process for manufacturing fluoroaromatics of formula (I), A-F ??(I) comprising step a) diazotization of aminoaromatics of formula (II) in anhydrous HF with an aqueous solution of a diazotizing agent; followed by step b) thermic decomposition of the diazonium salt of formula (III) resulting from step a); wherein the variables are defined according to the description.
    Type: Application
    Filed: July 8, 2013
    Publication date: June 18, 2015
    Inventors: Michael Rack, Maximilian Dochnahl, Volker Maywald, Bernd Wolf, Joachim Gebhardt, Timo Frassetto, Uwe Josef Vogelbacher, Roland Götz
  • Publication number: 20150119572
    Abstract: The present invention relates to a process for manufacturing aryloxyacetamides of formula (I), by reacting haloacetamides of formula (II) with a phenol of formula (III); wherein the variables are defined according to the description, and aryloxyacetamides of formula (I).
    Type: Application
    Filed: December 20, 2012
    Publication date: April 30, 2015
    Applicant: BASF SE
    Inventors: Maximilian Dochnahl, Michael Rack, Michael Keil, Bernd Wolf, Uwe Josef Vogelbacher, Joachim Gebhardt, Timo Frassetto, Volker Maywald
  • Patent number: 9000152
    Abstract: The present invention relates to a process for manufacturing triazinon-benzoxazinones of formula (I), by reacting amino-benzoxazinones of formula (II) with 1,1?-carbonyldiimidazole (CDI) and a (thio)urea compound of formula (III); wherein the variables are defined according to the description.
    Type: Grant
    Filed: December 20, 2012
    Date of Patent: April 7, 2015
    Assignee: BASF SE
    Inventors: Bernd Wolf, Volker Maywald, Uwe Josef Vogelbacher, Michael Rack, Maximilian Dochnahl, Michael Keil, Timo Frassetto, Joachim Gebhardt
  • Publication number: 20150087843
    Abstract: The present invention relates to a process for preparing an N-substituted 1H-pyrazole-5-carboxylate compound of the formula (I-A) comprising the steps of i) deprotonating a compound of the formula (II) in which the variables R1, R2 and r are each as defined in the description and the claims, with a magnesium-organic base having a carbon bound magnesium; and ii) subjecting the product obtained in step (i) to a carbonylation by reacting it with a reagent selected from the group consisting carbon dioxide or a carbon dioxide equivalent, to obtain a compound of formula (I-A); and it relates to further conversions to yield a N-substituted 1H-pyrazole-5-carbonyl chloride compound of the formula (I)
    Type: Application
    Filed: November 20, 2012
    Publication date: March 26, 2015
    Applicant: BASF SE
    Inventors: Maximilian Dochnahl, Karsten Koerber, Prashant Deshmukh, Florian Kaiser, Michael Rack, Timo Frassetto, Gemma Veitch