Patents by Inventor Ottmar Franz Hüter

Ottmar Franz Hüter 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: 7737261
    Abstract: Avermectin B1 and avermectin B1 monosaccharide derivative compounds having an alkoxymethyl substituent in the 4?- or 4?-position; a process for preparing and using these compounds and their tautomers; pesticides whose active compound is selected from these compounds and their tautomers; and a process for preparing these compounds and compositions are provided.
    Type: Grant
    Filed: December 19, 2003
    Date of Patent: June 15, 2010
    Assignee: Syngenta Corp Protection, Inc.
    Inventors: Peter Maienfisch, Fiona Murphy Kessabi, Jérôme Cassayre, Laura Quaranta, Thomas Pitterna, Ottmar Franz Hueter, Pierre Jung
  • Patent number: 7704961
    Abstract: Described is a compound of the formula (I) wherein the bond between carbon atoms 22 and 23 is a single or double bond; m is 0 or 1; R1, is C1-C12alkyl, C3-C8cycloalkyl or C2-C12alkenyl; and either (A) R2 is —N(R3)R4, and (1) X is 0, wherein R3 is, for instance, hydrogen, unsubstituted or mono- to pentasubstituted C1-C12alkyl, and R4 is, for instance, mono- to pentasubstituted C1-C12alkyl, unsubstituted or mono- to pentasubstituted C3-C12cycloalkyl; or (2) X is S, wherein R3 is, for instance, hydrogen, unsubstituted or mono- to pentasubstituted C1-C12alkyl, and R4 is, for instance, hydrogen, unsubstituted or mono- to pentasubstituted C1-C12alkyl; or (3) X is 0 or S, wherein R3 and R4 together are, for instance, a three- to seven membered alkylene or a four- to seven-membered alkenylene bridge; or (B) R2 is OR5, X is 0 or S, wherein R5 is, for instance, C1-C12alkyl, mono- to pentasubstituted C1-C12alkyl; or, if appropriate, an E/Z isomer, E/Z isomer mixture and/or tautomer thereof, in each case in free form or
    Type: Grant
    Filed: August 27, 2004
    Date of Patent: April 27, 2010
    Assignee: Merial Limited
    Inventors: Fiona Murphy Kessabi, Thomas Pitterna, Peter Maienfisch, Jérôme Cassayre, Laura Quaranta, Pierre Jung, Ottmar Franz Hueter
  • Patent number: 7687470
    Abstract: Avermectin and avermectin monosaccharaide compounds, derivatives, and compositions thereof are provided as well as processes for preparing such compounds, derivatives, and compositions. Intermediates in the preparation of avermectin and avermectin monosaccharaide derivatives and methods of controlling pests are also provided. The avermectin and avermectin monosaccharaide derivatives are demonstrated as useful in controlling pests, in particular pests that are harmful to crop plants and to its propagation materials, such as representatives of the class insecta, the order Acarina and the class nematede.
    Type: Grant
    Filed: March 9, 2005
    Date of Patent: March 30, 2010
    Assignee: Syngenta Crop Protection, Inc.
    Inventors: Pierre Jung, Thomas Pitterna, Fiona Murphy Kessabi, Laura Quaranta, Ottmar Franz Hueter
  • Patent number: 7521429
    Abstract: A compound of formula (I) wherein the bond between carbon atoms 22 and 23 may be a single or a double bond; R1 is C1-C12alkyl, C3-C8cycloalkyl, or C2-C12alkenyl; R2 and R3 are, for example, independently of each other hydrogen, C1-C12alkyl, C3-C12cycloalkyl, C2-C12alkenyl, C2-C12alkynyl, aryl or heteroaryl; and, where applicable, to E/Z isomers, mixtures of E/Z isomers, diastereomers and/or tautomers, in each case in free form or in salt form; pesticidal compositions in which the active ingredient has been selected from those compounds and their tautomers; and a method of controlling pests using those compositions are described.
    Type: Grant
    Filed: June 15, 2004
    Date of Patent: April 21, 2009
    Assignee: Merial Limited
    Inventors: Thomas Pitterna, Pierre Jung, Fiona Murphy Kessabi, Jerome Cassayre, Laura Quaranta, Ottmar Franz Hueter
  • Publication number: 20080300134
    Abstract: A compound of the formula (I) wherein the bond between carbon atoms 22 and 23 indicated with a broken line is a single or double bond, n is 0, 1 or 2, R1 represents, for instance, a C1-C12alkyl group, R2 represents, for instance, R15 group, R3 represents, for instance, R2 group, R4 represents, for instance, a chemical constituent, R5 represents, for instance, hydrogen, and R6 represents, for instance, R16 group; wherein R15 represents, for instance, unsubstituted or mono- to pentasubstituted C1-C6alkyl group, and R16 represent, for instance, hydrogen, or R15; and if appropriate, an E/Z isomer and/or diastereoisomer and/or tautomer of the compound of formula (I), in each case in free form or in salt form. Such compounds have been found to have pesticidal properties.
    Type: Application
    Filed: August 19, 2005
    Publication date: December 4, 2008
    Applicant: SYNGENTA CROP PROTECTION, INC.
    Inventors: Ottmar Franz Hueter, Thomas Pitterna, Pierre Jung, Fiona Murphy Kessabi, Laura Quaranta
  • Publication number: 20080194498
    Abstract: Described is a compound of the formula (1) wherein the bond between carbon atoms 22 and 23 is a single or double bond; m is 0 or 1; R1, is C1-C12alkyl, C3-C8cycloalkyl or C2-C12alkenyl; and either (A) R2 is —N(R3)R4, and (1) X is 0, wherein R3 is, for instance, hydrogen, unsubstituted or mono- to pentasubstituted C1-C12alkyl, and R4 is, for instance, mono- to pentasubstituted C1-C12alkyl, unsubstituted or mono- to pentasubstituted C3-C12cycloalkyl; or (2) X is S, wherein R3 is, for instance, hydrogen, unsubstituted or mono- to pentasubstituted C1-C12alkyl, and R4 is, for instance, hydrogen, unsubstituted or mono- to pentasubstituted C1-C12alkyl; or (3) X is 0 or S, wherein R3 and R4 together are, for instance, a three- to seven membered alkylene or a four- to seven-membered alkenylene bridge; or (B) R2 is OR5, X is 0 or S, wherein R5 is, for instance, C1-C12alkyl, mono- to pentasubstituted C1-C12alkyl; or, if appropriate, an E/Z isomer, E/Z isomer mixture and/or tautomer thereof, in each case in free form or
    Type: Application
    Filed: August 27, 2004
    Publication date: August 14, 2008
    Inventors: Fiona Murphy Kessabi, Thomas Pitterna, Peter Maienfisch, Jerome Cassayre, Laura Quaranta, Pierre Jung, Ottmar Franz Hueter
  • Patent number: 7378399
    Abstract: What is described are a compound of the formula (I) Wherein A-B is —CH?CH— or —CH2—CH2—; n is 0 or 1; R1, is C1-C12alkyl, C3-C8cycloalkyl or C2-C12alkenyl; R2 and R3 for instance are either, (i) independently from each other for instance -Q, —C(?Y)-Q, or —C(?Y)—O-Q; or (ii) together form with the nitrogen atom to which they are bound a three- to seven-membered ring, (iii) together are ?C(R4)R5; R4 and R5 are, independently from each other, for instance -Q, —C(?Y)-Q, or —C(?Y)—O-Q; Y is O or S; Q is for instance H or unsubstituted or mono- to pentasubstituted C1-C12alkyl; or, if appropriate, an E/Z isomer, E/Z isomer mixture and/or tautomer thereof; a process for preparing these compounds, their isomers and tautomers and the use of these compounds, their isomers and tautomers; pesticidal compositions whose active compound is selected from these compounds and their tautomers; intermediates for the preparation of the said compounds of the formula (I), methods for the preparation of the compounds of the formula (
    Type: Grant
    Filed: February 3, 2004
    Date of Patent: May 27, 2008
    Assignee: Merial Limited
    Inventors: Jerome Cassayre, Hans Tobler, Thomas Pitterna, Peter Maienfisch, Fiona Murphy Kessabi, Laura Quaranta, Ottmar Franz Hueter
  • Patent number: 7161011
    Abstract: Described is a process for the preparation of a compound of the formula wherein R is unsubstituted or substituted C1–C12alkyl, C2–C4alkenyl, C2–C4alkynyl, C3–C6cycloalkyl, aryl or heteroaryl, or —SR1; R1 is unsubstituted or substituted C1–C12alkyl, C2–C4alkenyl, C2–C4alkenyl, C2–C4alkynyl, cycloalkyl, aryl or heteroaryl; and X is a leaving group; which comprises a) reacting a compound of the formula wherein R is as defined for formula (I), with a water removing reagent.
    Type: Grant
    Filed: March 27, 2003
    Date of Patent: January 9, 2007
    Assignee: Syngenta Crop Protection, Inc.
    Inventors: Thomas Pitterna, Henry Szczepanski, Peter Maienfisch, Ottmar Franz Hüter, Thomas Rapold, Marcel Senn, Thomas Göbel, Anthony Cornelius O'Sullivan
  • Patent number: 6677457
    Abstract: The invention relates to a process for the preparation of a compound of the formula wherein Q, Y, Z, R1, R2, R3, R4 and R5 are as defined in the specification, which comprises a) reacting a compound of the formula  with a halogenating agent to form a compound of the formula or b) converting a compound of formula (II) by means of a halogenating agent into a compound of the formula optionally c) converting the compound of formula (IV) into a compound of formula (III); d) converting a compound of formula (III) by means of a compound of the formula into a compound of the formula or e) converting a compound (IV) by means of a compound (V) into a compound (VI); and f) converting a compound (VI) by means of a chlorinating agent into a compound (I); a compound (IV); to a process for the preparation of a compound (III) and to a process for the preparation of a compound (IV).
    Type: Grant
    Filed: January 15, 2002
    Date of Patent: January 13, 2004
    Assignee: Syngenta Crop Protection, Inc.
    Inventors: Thomas Pitterna, Henry Szczepanski, Peter Maienfisch, Ottmar Franz Hüter, Thomas Rapold, Marcel Senn, Thomas Göbel, Anthony Cornelius O'Sullivan, Gottfried Seifert
  • Patent number: 6548676
    Abstract: Described is a process for the preparation of a compound of formula (I) wherein R is unsubstituted or substituted C1-C12alkyl, C2-C4alkenyl, C2-C4alkynyl, C3-C6cycloalkyl, aryl or heteroaryl, or —SR1; R1 is unsubstituted or substituted C1-C12alkyl, C2-C4alkenyl, C2-C4alkynyl, cycloalkyl, aryl or heteroaryl; and X is a leaving group; which comprises: a) reacting a compound of formula (II) wherein R is as defined for formula (I), with a water-removing reagent; or b) for the preparation of a compound of formula (I) wherein X is halogen or a sulfonate, reacting a compound of the formula (III) wherein R is as defined for formula (I), with a halogenating or a sulfonylating agent; or c) for the preparation of a compound of formula (I) wherein X is halogen, reacting a compound of formula (IV) wherein R is as defined for formula (I); and wherein R2 and R3 are for example H, C1-C6alkyl, C3-C6cycloalkyl, phenyl or benzyl; with a compound of the formula halogen-C(═O)—O—C1-C8alkyl, halogen-C(═O
    Type: Grant
    Filed: June 18, 1999
    Date of Patent: April 15, 2003
    Assignee: Syngenta Crop Protection, Inc.
    Inventors: Thomas Pitterna, Henry Szczepanski, Peter Maienfisch, Ottmar Franz Hüter, Thomas Rapold, Marcel Senn, Thomas Göbel, Anthony Cornelius O'Sullivan
  • Patent number: 6369233
    Abstract: The Invention relates to a process for the preparation of a compound of the formula wherein Q, Y, Z, R1, R2, R3, R4 and R5 are as defined in the specification, which comprises a) reacting a compound of the formula  with a halogenating agent to form a compound of the formula b) converting a compound of formula (II) by means of a halogenating agent into a compound of the formula  optionally c) converting the compound of formula (IV) into a compound of formula (III); d) converting a compound of formula (III) by means of a compound of the formula e) converting a compound (IV) by means of a compound (V) into a compound (VI); and f) converting a compound (VI) by means of a chlorinating agent into a compound (I); a compound (IV); to a process for the preparation of a compound (III) and to a process for the preparation of a compound (IV).
    Type: Grant
    Filed: August 1, 2000
    Date of Patent: April 9, 2002
    Assignee: Syngenta Crop Protection, Inc.
    Inventors: Thomas Pitterna, Henry Szczepanski, Peter Maienfisch, Ottmar Franz Hüter, Thomas Rapold, Marcel Senn, Thomas Göbel, Anthony Cornelius O'Sullivan, Gottfried Seifert
  • Patent number: 6316389
    Abstract: Compounds of the formula I in which: where: X is CH or N; Y is O; S, S═O or NR5; Z is OR2, SR2, N(R3)R4; or Y and Z together form 5- to 7-membered ring which contains, 2 or 3 hetero atoms O and/or N and which is unsubstituted or substituted by C1-C4alkyl, halo-C1-C4alkyl, halogen, ═O or cyclopropyl; V is a direct bond or C1-C6alkylene, which is unsubstituted or substituted by C1-C3alkyl, C2-C3alkylidene or C3-C6cycloalkylidene; U is O, S, NR7, SO or SO2; W is substituted or unsubstituted aryl or substituted or unsubstituted heteroaryl; R1 is cyclopropyl, C1C6alkyl or halo-C1-C6alkyl; R2 and R3 independently of one another are C1-C6alkyl or halo-C1-C6alkyl; R4 and R5 independently of one another are hydrogen, C1-C6alkyl or C1-C6alkoxy; R7 is hydrogen, C1-C6alkyl, benzyl, C1-C6alkylcarbonyl, halo-C1-C6alkylcarbonyl, halo-C2-C6alkenylcarbonyl; R21 and R22 independently of one another are hydrogen, halogen, C1-C8alkyl or C1-C8alkoxy or C1-C8alkylthio; R23, R24, R25, R26 i
    Type: Grant
    Filed: June 16, 1997
    Date of Patent: November 13, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Henry Szczepanski, Martin Zeller, Ottmar Franz Hüter
  • Patent number: 6313344
    Abstract: Compounds of formula (I), wherein either X is CH or N, Y is OR1 and Z is O, or X is N, Y is NHR8 and Z is O, S or S(═O); R1, R2 and R3 are as defined according to the specification; m is 0, 1 or 2; R5 is, for example, halogen, C1-C6alkyl, halo-C1-C6alkyl or C3-C6cycloalkyl; n is 0, 1, 2, 3 or 4; R9 is methyl, fluoromethyl or difluoromethyl; A and R7 are as defined according to the specification; D is O, S, —S(═O) or S(═O)2; G is C1-C6aalkylene; T—R6 is R6, —C(═N—O—A1—R77)—R6; —SiR14(R15)—R6; —C(═O)—R6; —C(R16)═C(R17)—R6, —C≡C—R6 or —D—R6; R6 is C1-C4alkyl or unsubstituted or substituted aryl or heteroaryl; A1 and R77 are as defined above for A and R7; L is U—R18, P(OR)vR11R12, P(S)wR11R12 or N(aryl)R13; v and w are 0 or 1; U—R18 is —C(═O)—C(═O)—R18; —C(OH)—C(OH)—R18; —C(═N&md
    Type: Grant
    Filed: May 27, 1998
    Date of Patent: November 6, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Stephan Trah, Henry Szczepanski, Ottmar Franz Hüter, Roger Graham Hall, Saleem Farooq, Alfons Pascual
  • Patent number: 6288071
    Abstract: Pesticidally active cyclohexadienyl derivative compounds of the formula I that are esters, oximes or amides are claimed. These compounds may be used as fungicides, acaricides and insecticides in plant protection.
    Type: Grant
    Filed: December 10, 1998
    Date of Patent: September 11, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Henry Szczepanski, Martin Zeller, Ottmar Franz Hüter
  • Patent number: 6211381
    Abstract: The invention relates to a process for preparing a compound of formula (I), in which X is CH or N, Y is NO2 or CN, Z is CHR3, O, NR3 or S, R1 and R2 are either each, independently of the other, hydrogen or unsubstituted or R4-substituted alkyl or together a two- or three-membered alkylene bridge or a two- or three-membered alkylene bridge in which one member is replaced by a hetero member selected from the group, consisting of NR5, O and S, R3 is H or unsubstituted or R4-substituted alkyl, R4 is an unsubstituted or substituted aryl or heteroaryl group, and R5 is H or alkyl, which comprises a) reacting a compound of formula (II) with a chlorinating agent or b1) initially reacting a compound of formula (IV) with a compound of formula (V) and b2) further reacting the compound of formula (II) obtainable thereby, with or without intermediate isolation, with a chlorinating agent, to intermediates used in this process, to the use of these intermediates and to a process for the preparation of these intermediates.
    Type: Grant
    Filed: June 1, 1998
    Date of Patent: April 3, 2001
    Assignee: Novartis Crop Protection, Inc.
    Inventors: Henry Szczepanski, Thomas Göbel, Ottmar Franz Hüter, Anthony Cornelius O'Sullivan, Marcel Senn, Thomas Rapold, Peter Maienfisch, Thomas Pitterna