Patents by Inventor Elmar Sturm

Elmar Sturm 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: 4945100
    Abstract: Essentially, a process is described for the preparation of the 1-triazolylethyl ether derivatives, defined in claim 1, of the general formula I ##STR1## which consists in (a) reacting an oxirane of the formula II ##STR2## at temperatures of -20.degree. to +100.degree. C., in the presence of an acid catalyst or an acid condensation agent, with an alcohol of the formula IIIR.sub.3 --OH (III)to give a glycol monoether of the formula IV ##STR3## and (b) subsequently reacting the glycol monoether of the formula IV or one of its esters, in the presence of an acid-binding agent or condensation agent, at temperatures of 0.degree. to 150.degree. C., with a triazole of the formula V ##STR4## the substituents R.sub.1, R.sub.2 ; amd R.sub.3 in the formula II to IV being as defined under formula I and M in formula V being hydrogen or a metal atom. The novel compounds within the scope of formula I and their use are also described.
    Type: Grant
    Filed: September 2, 1988
    Date of Patent: July 31, 1990
    Assignee: Ciba-Geigy Corporation
    Inventors: Robert Nyfeler, Helmut Zondler, Elmar Sturm
  • Patent number: 4847258
    Abstract: The invention relates to novel N-benzoyl-N,-4-(5-phenylpyrimid-2-yloxy)phenylureas of formula ##STR1## wherein X.sub.1 is hydrogen, halogen, C.sub.1 -C.sub.3 alkoxy or C.sub.1 -C.sub.3 alkylthio,X.sub.2 is halogen, methyl, C.sub.1 -C.sub.3 alkoxy or C.sub.1 -C.sub.3 alkylthio,Y.sub.1, Y.sub.2, Y.sub.3 and Y.sub.4 are each independently hydrogen, halogen, methyl, trifluoromethyl or methoxy,Z is methyl, halomethyl containing 1 to 3 halogen atoms or pentafluoroethyl; andR.sub.1, R.sub.2 and R.sub.3 are each independently hydrogen, halogen, C.sub.1 -C.sub.3 alkyl, trifluoromethyl or C.sub.1 -C.sub.3 alkoxy,to the preparation thereof and to intermediates for the synthesis of these compounds, as well as to compositions containing them for use in pest control, especially for controlling representatives of the order Acarina that attack plants and animals and for controlling insects. The novel compounds exhibit especially pronounced activity against plant-destructive mites.
    Type: Grant
    Filed: August 17, 1987
    Date of Patent: July 11, 1989
    Assignee: Ciba-Geigy Corporation
    Inventors: Elmar Sturm, Robert W. Lang, Odd Kristiansen
  • Patent number: 4778809
    Abstract: The invention relates to ecto- and endoparasitic milbemycins of formula I ##STR1## wherein R is methyl, ethyl, isopropyl or sec-butyl;R.sub.1 is hydrogen, fluorine or C.sub.1 -C.sub.4 alkyl;R.sub.2 is one of the groups ##STR2## in which formulaeis a value from 2 to 6;X is oxygen or sulfur;R.sub.3 is halogen; andR.sub.4 is hydrogen, C.sub.1 -C.sub.12 alkoxy, C.sub.3 -C.sub.7 cycloalkoxy or C.sub.2 -C.sub.6 alkenyloxy; or C.sub.1 -C.sub.18 alkyl which is unsubstituted or substituted by halogen, C.sub.1 -C.sub.4 alkoxy, hydroxy and/or COOG, G being hydrogen, an alkali metal cation or an alkaline earth metal cation; or R.sub.4 is C.sub.3 -C.sub.7 cycloalkyl which is unsubstituted or substituted by halogen and/or C.sub.1 -C.sub.4 alkyl;C.sub.2 -C.sub.18 alkenyl which is unsubstituted or substituted by halogen;C.sub.2 -C.sub.18 alkynyl which is unsubstituted or substituted by halogen;phenyl which is unsubstituted or substituted by halogen, C.sub.1 -C.sub.4 alkyl C.sub.1 -C.sub.4 alkoxy, nitro, cyano and/or C.sub.
    Type: Grant
    Filed: August 13, 1986
    Date of Patent: October 18, 1988
    Assignee: Ciba-Geigy Corporation
    Inventors: Peter Maienfisch, Elmar Sturm
  • Patent number: 4762830
    Abstract: The invention relates to novel 5-(azolyloxyphenylcarbamoyl)barbituric acid derivatives of the general formula I ##STR1## wherein X is oxygen or sulfur;R.sub.1 is C.sub.1 -C.sub.6 alkyl, C.sub.1 -C.sub.6 alkoxy, C.sub.3 -C.sub.6 cycloalkyl or allyl;R.sub.2 is C.sub.1 -C.sub.6 alkyl or allyl;R.sub.3 is an unsubstituted or substituted five-membered azole ring which is bound through carbon and is selected from the group consisting of benzimadazole, benzoxazole, benzothiazole, imidazole, oxazole, thiazole, oxadiazole, thiadiazole and triazole; andR.sub.4 and R.sub.5 are each independently of the other hydrogen, C.sub.1 -C.sub.6 alkyl, C.sub.1 -C.sub.6 haloalkyl, C.sub.1 -C.sub.6 alkoxy or C.sub.1 -C.sub.6 haloalkoxy;and to the tautomers and salts thereof, as anthelmintic compounds. Together with suitable carriers and further assistants, these compounds may be used in particular for controlling helminths which are parasites of animals.
    Type: Grant
    Filed: February 13, 1986
    Date of Patent: August 9, 1988
    Assignee: Ciba-Geigy Corporation
    Inventors: Elmar Sturm, Jean J. Gallay, Haukur Kristinsson, Georg Pissiotas
  • Patent number: 4753940
    Abstract: The invention relates to novel phenylcarbamoylbarbituric acid derivatives of the general formula ##STR1## wherein R.sub.1 is C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.3 alkoxy, allyl or C.sub.3 -C.sub.6 cycloalkyl,R.sub.2 is C.sub.1 -C.sub.4 alkyl or allyl,R.sub.3 is an unsubstituted or substituted heteroaromatic 6-membered ring which contains 2 or 3 nitrogen atoms, or is an unsubstituted or substituted heteroaromatic 6-membered ring which is fused to a benzene ring and which contains 1 to 3 nitrogen atoms,R.sub.4 and R.sub.5 are each independently of the other hydrogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy or C.sub.1 -C.sub.3 haloalkyl andX is an oxygen or sulfur atom,and to the tautomers and salts thereof.These compounds may be used for controlling helminths which are parasites of animals.
    Type: Grant
    Filed: February 7, 1986
    Date of Patent: June 28, 1988
    Assignee: Ciba-Geigy Corporation
    Inventors: Elmar Sturm, Jean J. Gallay, Georg Pissiotas
  • Patent number: 4696922
    Abstract: The present invention relates to milbemycin derivatives of the formula I ##STR1## wherein X is hydrogen or .beta.-halogen, R is methyl, ethyl, isopropyl or sec-butyl and Az is a 5 membered heterocyclic aromatic ring which contains 2-4 nitrogen atoms and is attached in the 1-position and which is unsubstituted or substituted by one or two C.sub.1 -C.sub.6 alkyl groups. These compounds, and the acid addition salts and metal complexes thereof, are effective pesticides for controlling endo-and ectoparasites, especially for controlling neamatodes which are parasites of animals. The may be obtained by appropriate esterification in 5-position of milbemycin derivatives. The selective .beta.-halogenation of 14,15-epoxymilbemycin derivatives can be effected via the intermediate .DELTA..sup.13,14 -15-hydroxymilbemycins with appropriate halogenating agents.
    Type: Grant
    Filed: November 18, 1985
    Date of Patent: September 29, 1987
    Assignee: Ciba-Geigy Corporation
    Inventors: Elmar Sturm, Peter Maienfisch
  • Patent number: 4610716
    Abstract: The compounds described are those of the general formula I ##STR1## in which R.sub.1 is an azolyl group; R.sub.2 is C.sub.1 -C.sub.12 -alkyl; R.sub.3 is hydrogen, C.sub.1 -C.sub.12 -alkyl, C.sub.2 -C.sub.4 -alkenyl or C.sub.2 -C.sub.4 -alkinyl, or benzyl which is unsubstituted or substituted by C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -alkoxy, C.sub.1 -C.sub.6 -haloalkyl, halogen and/or cyano; R.sub.4 is hydrogen, fluorine or C.sub.1 -C.sub.6 -alkyl; R.sub.5 is an unsubstituted or substituted radical chosen from the series comprising phenyl, naphthyl, biphenyl, benzylphenyl and benzyloxyphenyl, the substituents being chosen from the series comprising halogen, cyano, C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -alkoxy C.sub.1 -C.sub.6 -haloalkyl, C.sub.1 -C.sub.6 -alkylthio, C.sub.1 -C.sub.6 -haloalkoxy, C.sub.1 -C.sub.3 -haloalkylthio, nitro and/or thiocyano; and X is oxygen or sulfur; including the acid addition salts, quaternary azolium salts and metal complexes.
    Type: Grant
    Filed: December 5, 1983
    Date of Patent: September 9, 1986
    Assignee: Ciba-Geigy Corporation
    Inventors: Elmar Sturm, Urs Muller, Hans Tobler
  • Patent number: 4602010
    Abstract: Novel 1-(1,3-dioxolan-2-ylmethyl)-1H-imidazoles and 1H-1,2,4-triazoles wherein the 1,3-dioxolane ring is substituted in the 4- and in the 5-positions, said compounds having useful antimicrobial properties.
    Type: Grant
    Filed: November 7, 1983
    Date of Patent: July 22, 1986
    Assignee: Janssen Pharmaceutica, N.V.
    Inventors: Jan Heeres, Leo Backx, Willy Van Laerhoven, Elmar Sturm
  • Patent number: 4459152
    Abstract: The invention describes gametocidal and microbicidal compositions which contain, as active ingredient, a nitroarylalkylsulfone derivative of the formula I ##STR1## wherein R.sub.1 is alkyl, R.sub.2 and R.sub.3 are each hydrogen, alkyl, alkoxy, haloalkyl, halogen, cyano, nitro or amino or together they complete a naphthalene ring; R.sub.4 is hydrogen or --COR.sub.5, wherein R.sub.5 is alkyl, alkoxy, haloalkoxy, alkenyl, haloalkenyl, alkynyl, cycloalkyl, phenyl, benzyl, furyl or tetrahydrofuryl. The invention relates also to the use of these compositions and compounds for stimulating generative plant growth and for obtaining hybrid seeds, as well as to a method of preparing the hydrazinium and ammonium salts within the scope of the formula I, and to a process for preparing agrochemical compositions which contain compounds of the formula I as active ingredient.
    Type: Grant
    Filed: April 5, 1982
    Date of Patent: July 10, 1984
    Assignee: Ciba-Geigy Corporation
    Inventors: Ernst Fankhauser, Elmar Sturm
  • Patent number: 4451279
    Abstract: Sulfur-containing oxime compounds of the formula I given herein are suitable for protecting cultivated plants against the phytotoxic action of aggressive agricultural chemicals, particularly herbicides. There are described methods for producing sulfur-containing oxime compounds of this type, and examples are given illustrating the application of these compounds.
    Type: Grant
    Filed: May 4, 1981
    Date of Patent: May 29, 1984
    Assignee: Ciba-Geigy Corporation
    Inventors: Elmar Sturm, Heinrich Schempp, Henry Martin
  • Patent number: 4449999
    Abstract: Sulfur-containing oxime compounds of the formula I given herein are suitable for protecting cultivated plants against the phytotoxic action of aggressive agricultural chemicals, particularly herbicides. There are described methods for producing sulfur-containing oxime compounds of this type, and examples are given illustrating the application of these compounds.
    Type: Grant
    Filed: May 4, 1981
    Date of Patent: May 22, 1984
    Assignee: Ciba-Geigy Corporation
    Inventors: Elmar Sturm, Heinrich Schempp, Henry Martin
  • Patent number: 4425151
    Abstract: Sulfur-containing oxime compounds of the formula I given herein are suitable for protecting cultivated plants against the phytotoxic action of aggressive agricultural chemicals, particularly herbicides. There are described methods for producing sulfur-containing oxime compounds of this type, and examples are given illustrating the application of these compounds.
    Type: Grant
    Filed: May 4, 1981
    Date of Patent: January 10, 1984
    Assignee: Ciba-Geigy Corporation
    Inventors: Elmar Sturm, Heinrich Schempp, Henry Martin
  • Patent number: 4402963
    Abstract: There are described novel compounds of the formula I defined herein ##STR1## wherein R is a phenyl group which is unsubstituted or mono- to tetra-substituted by C.sub.1 -C.sub.4 -alkyl, halogen, nitro, cyano, trifluoromethyl, phenyl or C.sub.1 -C.sub.3 -alkoxy, or it is 3,4-methylenedioxy-phenyl, including the acid addition salts thereof with organic and inorganic acids as well as metal complexes thereof, all having tolerance to cultivated plants and possessing valuable microbicidal properties. They can be used for combating phytopathogenic microorganisms, particularly phytopathogenic fungi. The compounds of the formula I have for practical purposes a very favorable curative, systemic and preventive action for the protection of cultivated plants, without these being impaired as a result of undesirable side-effects. They can be used in practice on their own or in the form of microbicidal compositions.
    Type: Grant
    Filed: December 7, 1981
    Date of Patent: September 6, 1983
    Assignee: Ciba-Geigy Corporation
    Inventor: Elmar Sturm
  • Patent number: 4394152
    Abstract: Sulfur-containing oxime compounds of the formula I given herein are suitable for protecting cultivated plants against the phytotoxic action of aggressive agricultural chemicals, particularly herbicides. There are described methods for producing sulfur-containing oxime compounds of this type, and examples are given illustrating the application of these compounds.
    Type: Grant
    Filed: May 4, 1981
    Date of Patent: July 19, 1983
    Assignee: Ciba-Geigy Corporation
    Inventors: Elmar Sturm, Heinrich Schempp, Henry Martin
  • Patent number: 4382893
    Abstract: Sulfur-containing oxime compounds of the formula I given herein are suitable for protecting cultivated plants against the phytotoxic action of aggressive agricultural chemicals, particularly herbicides. There are described methods for producing sulfur-containing oxime compounds of this type, and examples are given illustrating the application of these compounds.
    Type: Grant
    Filed: May 4, 1981
    Date of Patent: May 10, 1983
    Assignee: Ciba-Geigy Corporation
    Inventors: Elmar Sturm, Heinrich Schempp, Henry Martin
  • Patent number: 4361576
    Abstract: Cyclobutanecarboxylic acid imides of the formula I ##STR1## wherein one of R.sub.1 and R.sub.6 is hydrogen, methyl or ethyl, and the other is methyl or ethyl, R.sub.2 and R.sub.3 independently of one another are each hydrogen, fluorine or methyl, or R.sub.2 is acetoxy or chlorine while R.sub.3 is hydrogen, and wherein R.sub.4 is hydrogen, methyl or chlorine, and R.sub.5 is hydrogen or methyl, whereby R.sub.3 and R.sub.4 together can also form an additional bond in the four-membered ring, are suitable for combating various fungi and have a particularly excellent action against Botrytis. They can be produced in an especially advantageous manner by photochemical [2+2] cycloaddition of alkenes or alkines with for example appropriately substituted maleic acid-(3,5-dichlorophenyl)-imides.
    Type: Grant
    Filed: October 29, 1980
    Date of Patent: November 30, 1982
    Assignee: Ciba-Geigy Corporation
    Inventors: Niklaus Buhler, Marcus Baumann, Daniel Bellus, Elmar Sturm
  • Patent number: 4349564
    Abstract: Cyclobutanecarboxylic acid imides of the formula I ##STR1## wherein one of R.sub.1 and R.sub.6 is hydrogen, methyl or ethyl, and the other is methyl or ethyl, R.sub.2 and R.sub.3 independently of one another are each hydrogen, fluorine or methyl, or R.sub.2 is acetoxy or chlorine while R.sub.3 is hydrogen, and wherein R.sub.4 is hydrogen, methyl or chlorine, and R.sub.5 is hydrogen or methyl, whereby R.sub.3 and R.sub.4 together can also form an additional bond in the four-membered ring, are suitable for combating various fungi and have a particularly excellent action against Botrytis. They can be produced in an especially advantageous manner by photochemical [2+2] cycloaddition of alkenes or alkynes with for example appropriately substituted maleic acid-(3,5-dichlorophenyl)imides.
    Type: Grant
    Filed: April 18, 1980
    Date of Patent: September 14, 1982
    Assignee: Ciba-Geigy Corporation
    Inventors: Niklaus Buhler, Marcus Baumann, Daniel Bellus, Elmar Sturm
  • Patent number: 4333949
    Abstract: 2,3-Dichloro-7-hydroxy-1H-inden-1-one derivatives of the formula I ##STR1## wherein R.sub.1 is hydrogen or one of the groups ##STR2## R.sub.2 and R.sub.3 independently of one another are each hydrogen, fluorine, chlorine, bromine, C.sub.1 -C.sub.4 -alkyl, trifluoromethyl or nitro,R.sub.4 is hydrogen, C.sub.1 -C.sub.6 -alkyl or C.sub.2 -C.sub.4 -alkenyl, each of which is unsubstituted or substituted by halogen, or R.sub.4 is phenyl which is unsubstituted or is substituted by C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, halogen, trifluoromethyl, cyano or nitro, or it is a C.sub.3 -C.sub.6 -cycloalkyl group, andR.sub.5 is C.sub.1 -C.sub.6 -alkyl, C.sub.3 -C.sub.6 -cycloalkyl or C.sub.2 -C.sub.4 -alkenyl.These compounds exhibit a microbicidal action against in particular phytopathogenic fungi and bacteria.
    Type: Grant
    Filed: June 5, 1981
    Date of Patent: June 8, 1982
    Assignee: Ciba-Geigy Corporation
    Inventors: Elmar Sturm, Robert Nyfeler
  • Patent number: 4329342
    Abstract: Novel 1-(1,3-dioxolan-2-ylmethyl)-1H-imidazoles and 1H-1,2,4-triazoles wherein the 1,3-dioxolane ring is substituted in the 4- and in the 5-positions, said compounds having useful antimicrobial properties.
    Type: Grant
    Filed: November 3, 1980
    Date of Patent: May 11, 1982
    Assignee: Janssen Pharmaceutica, N.V.
    Inventors: Jan Heeres, Leo Backx, Willy Van Laerhoven, Elmar Sturm
  • Patent number: 4291061
    Abstract: 2,3-Dichloro-7-hydroxy-1H-inden-1-one derivatives of the formula I ##STR1## wherein R.sub.1 is hydrogen or one of the groups ##STR2## R.sub.2 and R.sub.3 independently of one another are each hydrogen, fluorine, chlorine, bromine, C.sub.1 -C.sub.4 -alkyl, trifluoromethyl or nitro,R.sub.4 is hydrogen, C.sub.1 -C.sub.6 -alkyl or C.sub.2 -C.sub.4 -alkenyl, each of which is unsubstituted or substituted by halogen, or R.sub.4 is phenyl which is unsubstituted or is substituted by C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, halogen, trifluoromethyl, cyano or nitro, or it is a C.sub.3 -C.sub.6 -cycloalkyl group, andR.sub.5 is C.sub.1 -C.sub.6 -alkyl, C.sub.3 -C.sub.6 -cycloalkyl or C.sub.2 -C.sub.4 -alkenyl.These compounds exhibit a microbicidal action against in particular phytopathogenic fungi and bacteria.
    Type: Grant
    Filed: October 31, 1979
    Date of Patent: September 22, 1981
    Assignee: Ciba-Geigy Corporation
    Inventors: Elmar Sturm, Robert Nyfeler