Patents by Inventor Wolfgang Eckhardt

Wolfgang Eckhardt 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: 4916157
    Abstract: There are described novel acylated naphthylamines of the formula I defined herein ##STR1## which have valuable fungicidal properties. They can be used in practice on their own or in the form of compositions for the protection of cultivated plants against fungus infection.
    Type: Grant
    Filed: April 3, 1989
    Date of Patent: April 10, 1990
    Assignee: Ciba-Geigy Corporation
    Inventors: Hans Moser, Wolfgang Eckhardt, Walter Kunz, Adolf Hubele
  • Patent number: 4910210
    Abstract: Novel compounds of the formula ##STR1## wherein R.sub.1 is C.sub.1 -C.sub.12 alkyl that is unsubstituted or substituted by halogen, phenyl, C.sub.1 -C.sub.3 alkoxy or by hydroxy, C.sub.1 -C.sub.3 alkyl that is substituted by carbonyl, O-alkylcarboxy, amino or by a heterocycle, unsubstituted or halo-substituted C.sub.3 -C.sub.7 cycloalkyl or unsubstituted cyclopropylmethyl, unsubstituted or halo-substituted C.sub.3 -C.sub.7 alkenyl, unsubstituted or halo-substituted C.sub.3 -C.sub.7 alkynyl, benzyl that is unsubstituted or mono-, di-or tri-substituted in the nucleus by C.sub.1 -C.sub.4 alkyl, halogen, nitro, cyano or by trifluoromethyl, or is the radical R.sub.2 --(O--CH.sub.2 --CH.sub.2 --)n wherein R.sub.2 is hydrogen or C.sub.1 -C.sub.4 alkyl and n is a number from 1 to 3, as active ingredients for controlling nematodes that parasitise plants and for preventing damage to cultivated plants caused by nematode attack.
    Type: Grant
    Filed: December 16, 1988
    Date of Patent: March 20, 1990
    Assignee: Ciba-Geigy Corp.
    Inventors: Ernst Beriger, Wolfgang Eckhardt
  • Patent number: 4894380
    Abstract: The invention relates to 2-mercapto-5-pyridyl-1,3,4-oxadiazoles and 2-mercapto-5-pyridyl-1,3,4-thiadiazoles of the formula I ##STR1## wherein X is oxygen or sulfur,R' is C.sub.1 -C.sub.3 alkyl which is substituted by bromine, fluorine, C.sub.1 -C.sub.3 alkoxy or cyano; unsubstituted or halogen-substituted C.sub.3 -C.sub.7 alkenyl; unsubstituted or halogen-substituted C.sub.4 -C.sub.7 alkynyl,R is C.sub.1 -C.sub.3 alkyl, unsubstituted C.sub.1 -C.sub.3 alkoxy or C.sub.1 -C.sub.3 alkoxy which is substituted by halogen or C.sub.1 -C.sub.3 alkoxy; unsubstituted or halogen-substituted C.sub.3 -C.sub.7 alkenyl; C.sub.3 -C.sub.7 alkynyl, C.sub.1 -C.sub.3 alkylthio, halogen, cyano, hydroxy, amino or amino which is substituted by one or two C.sub.1 -C.sub.3 alkyl groups; or is aminocarbonyl; andn is 0, 1, 2, 3 or 4,to the preparation of the compounds of formula I and to novel intermediates for the synthesis of these compounds. The compounds of formula I have nematicidal properties.
    Type: Grant
    Filed: March 25, 1988
    Date of Patent: January 16, 1990
    Assignee: Ciba-Geigy Corporation
    Inventors: Robert Nyfeler, Wolfgang Eckhardt, Ernst Beriger, Odd Kristiansen
  • Patent number: 4861367
    Abstract: 2-Mercapto-5-pyrazinyl-1,3,4-oxadiazoles and 2-mercapto-5-pyrazinyl-1,3,4-thiadiazoles of formula I ##STR1## wherein X is oxygen or sulfur,R' is C.sub.1 -C.sub.5 alkyl, unsubstituted or substituted by halogen, C.sub.1 -C.sub.3 alkoxy or cyano; unsubstituted or halogen-substituted C.sub.3 -C.sub.7 alkenyl; unsubstituted or halogen-substituted C.sub.3 -C.sub.7 alkynyl,R is C.sub.1 -C.sub.3 alkyl, unsubstituted C.sub.1 -C.sub.3 alkoxy or C.sub.1 -C.sub.3 alkoxy which is substituted by halogen or C.sub.1 -C.sub.3 alkoxy; halogen, cyano, hydroxy, amino or amino which is substituted by one or two C.sub.1 -C.sub.3 alkyl groups; or is aminocarbonyl; andn is 0, 1, 2 or 3, the preparation thereof and novel intermediates for their synthesis are disclosed.The compounds of formula I have nematicidal properties. Nematicidal compositions which contain at least one compound of formula I as active ingredient, methods of using said compounds and of the compositions containing them for controlling nematodes are also disclosed.
    Type: Grant
    Filed: March 25, 1988
    Date of Patent: August 29, 1989
    Assignee: Ciba-Geigy Corporation
    Inventors: Robert Nyfeler, Wolfgang Eckhardt, Ernst Beriger
  • Patent number: 4861787
    Abstract: Novel compounds of the formula ##STR1## in which R' represents C.sub.1 -C.sub.5 -alkyl, halogen, trifluoromethyl or C.sub.1 -C.sub.3 -alkoxy;R" represents C.sub.1 -C.sub.5 -alkyl or halogen; andR"' represents C.sub.1 -C.sub.5 -alkyl that is unsubstituted or is substituted by from 1 to 6 halogen atoms, C.sub.1 -C.sub.5 -alkenyl that is unsubstituted or is substituted by from 1 to 6 halogen atoms, or C.sub.1 -C.sub.5 - alkynyl that is unsubstituted or is substituted by from 1 to 6 halogen atoms;m represents 0, 1, 2 or 3 andn represents 0 or 1; andX.sub.1 and X.sub.2 each represents, independently of the other, oxygen or sulphur,as active ingredients for controlling plant parasite nematodes and for preventing damage to cultivated plants caused by nematode attack.
    Type: Grant
    Filed: October 25, 1988
    Date of Patent: August 29, 1989
    Assignee: Ciba-Geigy Corporation
    Inventors: Ernst Beriger, Wolfgang Eckhardt, Robert Nyfeler
  • Patent number: 4851028
    Abstract: A method of combating undesirable plant growth and of regulating plant growth, which comprises allowing a herbicidal or plant-regulating amount of a compound of the formula I ##STR1## in which R.sub.1 is SR.sub.2 ; OR.sub.2 ; O--CHR.sub.10 R.sub.2 ; N(R.sub.3) (CHR.sub.10 R.sub.4); N(R.sub.11)(CHR.sub.10 R.sub.4) or NR.sub.3 R.sub.4 ; R.sub.2 is optionally substituted C.sub.1 -C.sub.10 -alkyl C.sub.1 -C.sub.4 -haloalkyl; C.sub.3 -C.sub.8 -alkenyl; (3-methyloxetan-3-yl)methyl; C.sub.3 -C.sub.8 -alkynyl; or an optionally substituted radical from the group comprising phenyl, benzyl, C.sub.3 -C.sub.7 -cycloalkyl, furanyl or furfuryl R.sub.3 and R.sub.4 independently of one another are hydrogen; an optionally substituted phenyl or benzyl radical; C.sub.1 -C.sub.8 -alkyl; or C.sub.3 -C.sub.6 -cycloalkyl; or R.sub.3 and R.sub.
    Type: Grant
    Filed: September 2, 1987
    Date of Patent: July 25, 1989
    Assignee: Ciba-Geigy Corporation
    Inventors: Helmut Zondler, Wolfgang Eckhardt, Robert Nyfeler, Hans-Georg Brunner
  • Patent number: 4849009
    Abstract: 2-Arylmethyliminopyrazines of the formula I ##STR1## in which R.sub.1 is SR.sub.2 ; OR.sub.2 ; O--CHR.sub.10 R.sub.2 ; N(R.sub.3)(CHR.sub.10 R.sub.4); N(R.sub.11)(CHR.sub.10 R.sub.4) or NR.sub.3 R.sub.4 ; R.sub.2 is C.sub.1 -C.sub.10 - alkyl which is unsubstituted or substituted by hydroxyl, mercapto, C.sub.1 -C.sub.4 -alkoxycarbonyl, mercaptoalkoxy, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -alkylcarbonyl, mono- or di-C.sub.1 -C.sub.4 -alkylamino, C.sub.1 -C.sub.4 -haloalkoxy, tri-(C.sub.1 -C.sub.4 -alkoxy)-silyl, cyano, nitro or phenyl; C.sub.1 -C.sub.4 -haloalkyl; C.sub.3 -C.sub.8 -alkenyl; (3-methyl-oxetan-3-yl)methyl; C.sub.3 -C.sub.8 -alkynyl; or a radical from the group comprising phenyl, benzyl, C.sub.3 -C.sub.7 -cycloalkyl, furanyl or furfuryl which is unsubstituted or mono-, di- or trisubstituted by identical or different substituents from the group comprising halogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkylcarbonyl, nitro, C.sub.1 -C.sub.4 -alkoxy and C.sub.1 -C.sub.4 -haloalkyl; R.sub.
    Type: Grant
    Filed: September 2, 1987
    Date of Patent: July 18, 1989
    Assignee: Ciba-Geigy Corporation
    Inventors: Helmut Zondler, Wolfgang Eckhardt, Robert Nyfeler
  • Patent number: 4810724
    Abstract: N-Acylated N-phenyl-aminotetrahydro-2-furanones of the formula ##STR1## wherein R represents C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy or halogen,R.sub.1 represents C.sub.1 -C.sub.3 -alkyl, C.sub.1 -C.sub.4 -alkoxy or halogen,R.sub.2 represents hydrogen, C.sub.1 -C.sub.3 -alkyl, C.sub.1 -C.sub.4 -alkoxy or halogen,R.sub.3 represents hydrogen or methyl, with the total number of C atoms of the substituents R, R.sub.1, R.sub.2 and R.sub.3 in the phenyl ring not exceeding the number 8,R.sub.4 represents hydrogen or methyl, whileR.sub.5 represents one of the following groups: an alkylthioalkyl or alkoxyalkyl group having 2 to 5 carbon atoms or an alkoxyalkoxymethyl group having a maximum of 6 carbon atoms, a 2-furanyl or 2-tetrahydrofuranyl group optionally substituted by halogen, a 1,2,4-trizolylmethyl group, a 1,2-pyrazolylmethyl group, or a group --CH.sub.2 --OR.sub.6 in which R.sub.6 represents a 5- or 6-membered heterocyclic having oxygen as the hetero atom,are valuable fungicidal active substances.
    Type: Grant
    Filed: May 6, 1985
    Date of Patent: March 7, 1989
    Assignee: Ciba-Geigy Corporation
    Inventors: Walter Kunz, Wolfgang Eckhardt, Adolf Hubele
  • Patent number: 4767443
    Abstract: There are described novel, microbicidally active 5-(arylmethylimino)-pyrimidines of the formula I ##STR1## wherein R.sub.n --A-- is an unsubstituted or substituted phenyl, naphthyl, biphenyl, phenoxyphenyl or phenylthiophenyl, and R.sub.1 is an ether, thioether or amino function, these substances being produced according to the invention by substitution of the halogen atom in the claimed intermediates of the formula II ##STR2## The use of these substances in plant protection, and also further important intermediates, are likewise described.
    Type: Grant
    Filed: September 13, 1985
    Date of Patent: August 30, 1988
    Assignee: Ciba-Geigy Corporation
    Inventors: Helmut Zondler, Wolfgang Eckhardt, Robert Nyfeler
  • Patent number: 4762826
    Abstract: The invention relates to novel heterocyclic organosilyl compounds of the general formula I ##STR1## wherein R.sub.1 is hydrogen, C.sub.1 -C.sub.10 alkyl, C.sub.3 -C.sub.7 cycloalkyl, phenyl or trimethylsilyl,R.sub.2 is hydrogen or C.sub.1 -C.sub.4 alkyl, orR.sub.1 and R.sub.2 together form a saturated or unsaturated ring containing 6 carbon atoms;R.sub.3 and R.sub.4 are each independently of the other hydrogen, C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy, and R.sub.4 may also be C.sub.3 -C.sub.7 cycloalkyl;R.sub.5 to R.sub.12 are each independently hydrogen or C.sub.1 -C.sub.4 alkyl, andR.sub.8 and R.sub.9 together may also form a saturated or unsaturated ring containing 6 carbon atoms;X is CH.sub.2, oxygen or sulfur, andn and Z are each independently of the other 0 or 1, and, if Z is 0, to the acid addition salts thereof.The novel compounds have microbicidal properties and are suitable in particular for controlling phytopathogenic microorganisms.
    Type: Grant
    Filed: April 6, 1987
    Date of Patent: August 9, 1988
    Assignee: Ciba-Geigy Corporation
    Inventor: Wolfgang Eckhardt
  • Patent number: 4727075
    Abstract: The invention relates to novel pyrimidine derivatives of the general formula ##STR1## wherein A is phenyl, phenoxyphenyl, phenylthiophenyl, biphenyl or naphthyl R.sub.a, R.sub.b and R.sub.c are each independently hydrogen, halogen, cyano, nitro, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 haloalkyl or C.sub.1 -C.sub.4 haloalkoxy andX is one of the following bridge elements ##STR2## in which formulae R.sub.1 and R.sub.2 are each independently of the other hydrogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 haloalkyl or CH.sub.2 O--C.sub.1 -C.sub.4 alkyl, R.sub.4 is hydrogen, C.sub.1 -C.sub.4 alkyl or CH.sub.2 OH and R.sub.3, R.sub.5 and R.sub.6 are each independently hydrogen or C.sub.1 -C.sub.4 alkyl,and to the acid addition salts thereof.The novel compounds possess microbicidal properties and are suitable in particular for controlling phytopathogenic microorganisms.
    Type: Grant
    Filed: August 18, 1986
    Date of Patent: February 23, 1988
    Assignee: Ciba-Geigy Corporation
    Inventors: Wolfgang Eckhardt, Philip Huxley
  • Patent number: 4721797
    Abstract: N-acyl-N-alkyl-2,6-dialkyl-3-chloroanilines of the formula ##STR1## wherein R.sub.1 is methyl or ethyl, R.sub.2 is alkoxymethyl, chloromethyl or 2-tetrahydrofuryl, R.sub.3 is alkoxymethyl, carboxy or alkoxycarbonyl and R.sub.4 is hydrogen or methyl and, if R.sub.3 is carboxy or alkoxycarbonyl, R.sub.4 is also 2-alkoxyethyl and 2-alkoxypropyl, and R.sub.3 and R.sub.4, together with the carbon atom to which both radicals are attached, may also form a 2-oxotetrahydro-3-furyl radical or a 2-oxo-5-methyltetrahydro-3-furyl radical, are prepared by reacting a 2,6-dialkylaniline of the formula ##STR2## with a halide of the formula ##STR3## wherein X is chlorine or bromine, to give an N-alkyl-2,6-dialkylaniline of the formula ##STR4## then converting said compound by further reaction with an acylating agent of the formulaX.sub.1 --CO--R.sub.2wherein X.sub.1 is chlorine, bromine or -O-CO-R.sub.
    Type: Grant
    Filed: September 2, 1986
    Date of Patent: January 26, 1988
    Assignee: Ciba-Geigy Corporation
    Inventors: Wolfgang Eckhardt, Hans Suess
  • Patent number: 4705790
    Abstract: The invention relates to novel N-(2-nitrophenyl)-4-aminopyrimidine derivatives of the general formula I ##STR1## wherein R.sub.1 is NO.sub.2 or CF.sub.3,R.sub.2 is NO.sub.2 or CF.sub.3,R.sub.3 is hydrogen or halogen,R.sub.4 is hydrogen or the --C(O)R.sub.7 group, wherein R.sub.7 is C.sub.1 -C.sub.4 alkyl which is unsubstituted or substituted by halogen, C.sub.1 -C.sub.3 alkoxy or C.sub.1 -C.sub.3 alkylthio,R.sub.5 and R.sub.6 are each independently halogen, C.sub.1 -C.sub.6 alkoxy, C.sub.1 -C.sub.6 alkyl which is substituted by halogen or C.sub.1 -C.sub.3 alkoxy, C.sub.1 -C.sub.6 alkoxy which is substituted by halogen or C.sub.1 -C.sub.3 alkoxy, C.sub.1 -C.sub.6 alkylthio or C.sub.1 -C.sub.6 alkylthio which is substituted by halogen or C.sub.1 -C.sub.3 alkoxy, or are C.sub.3 -C.sub.6 cycloalkoxy, C.sub.3 -C.sub.6 cycloalkylthio, C.sub.3 -C.sub.6 alkenyloxy, C.sub.3 -C.sub.6 alkenylthio, C.sub.3 -C.sub.6 alkynyloxy, C.sub.1 -C.sub.6 alkylsulfoxyl, C.sub.1 -C.sub.6 -alkylsulfonyl, C.sub.1 -C.sub.
    Type: Grant
    Filed: September 25, 1985
    Date of Patent: November 10, 1987
    Assignee: CIBA-GEIGY Corporation
    Inventors: Adolf Hubele, Wolfgang Eckhardt
  • Patent number: 4694009
    Abstract: The invention discloses novel N-(2-nitrophenyl)-2-aminopyrimidine derivatives of the general formula I ##STR1## wherein R.sub.1 and R.sub.2 are hydrogen, NO.sub.2 or CF.sub.3, with the proviso that only R.sub.1 or R.sub.2 can be NO.sub.2 ;R.sub.4 is hydrogen or the --C(O)R' group, in which R' is C.sub.1 -C.sub.4 alkyl which is unsubstituted or substituted by halogen, C.sub.1 -C.sub.3 alkoxy or C.sub.1 -C.sub.3 alkylthio;R.sub.5, R.sub.6 and R.sub.7 are each independently halogen, nitro, cyano, thiocyano, C.sub.1 -C.sub.12 alkyl, C.sub.3 -C.sub.8 cycloalkyl, C.sub.1 -C.sub.8 alkylthio, C.sub.1 -C.sub.6 alkylsulfonyl, C.sub.1 -C.sub.6 alkylsulfoxyl, C.sub.3 -C.sub.6 alkenyl, C.sub.3 -C.sub.6 haloalkenyl, C.sub.3 -C.sub.6 alkynyl, C.sub.3 -C.sub.6 haloalkynyl, C.sub.3 -C.sub.6 alkenyloxy, C.sub.3 -C.sub.6 haloalkenyloxy, C.sub.3 -C.sub.6 alkenylthio, C.sub.3 -C.sub.6 alkynyloxy, C.sub.3 -C.sub.6 haloalkynyloxy, C.sub.1 -C.sub.8 alkyl which is substituted by halogen, cyano and/or C.sub.1 -C.sub.
    Type: Grant
    Filed: June 19, 1985
    Date of Patent: September 15, 1987
    Assignee: Ciba-Geigy Corporation
    Inventors: Adolf Hubele, Helmut Zondler, Peter Riebli, Wolfgang Eckhardt
  • Patent number: 4665653
    Abstract: The invention concerns a ship's door or ship's frame arrangement which is provided with a door frame and a removable door leaf mounted in it. Peripherally mounted on one of the mutually facing peripheral edges of the frame and the door leaf and serving as a dynamic seal is an elastic tube which is connected to a pressure medium source and which, when pressurized, presses between the peripheral edges of the frame and the door leaf, thereby forming a seal between them and, when depressurized, lifts away from the opposite peripheral edges to form an annular clearance. In addition to the dynamic seal, a peripheral static seal is provided which serves as a spray-guard.
    Type: Grant
    Filed: July 15, 1985
    Date of Patent: May 19, 1987
    Assignee: Blohm & Voss AG
    Inventors: Hans-Joachim Franz, Jurgen Hommola, Bernd Langensiepen, Wolfgang Eckhardt
  • Patent number: 4663463
    Abstract: There are described microbicidally effective mandelic acid derivatives and mandelonitriles of the formula I ##STR1## wherein X is --CH.dbd. or --N.dbd.; Ar is phenyl, diphenyl or naphthyl group, which can be substituted in the form of the substituents R.sub.1 -R.sub.3 by nitro, halogen, alkyl, alkoxy or haloalkyl; R is any one of the groups --COOR.sub.5, --COSR.sub.6, --CON(R.sub.7)(R.sub.8) or CN; n is 0, 1 or 2; and R.sub.4 to R.sub.8 are aliphatic and aromatic and in part also heterocyclic substituents which are described in the text in greater detail; with the inclusion of the salts and metal complexes thereof.Also methods for producing these products are disclosed, and also pesticidal compositions containing as active ingredient one of these compounds. There is described too a method for combating phytopathogenic microorganisms with the aid of these substances.
    Type: Grant
    Filed: November 30, 1984
    Date of Patent: May 5, 1987
    Assignee: Ciba-Geigy Corporation
    Inventors: Walter Kunz, Wolfgang Eckhardt
  • Patent number: 4659363
    Abstract: The invention discloses novel N-(2-nitrophenyl)-2-aminopyrimidine derivatives of the general formula I ##STR1## wherein R.sub.1 and R.sub.2 are each independently NO.sub.2 or CF.sub.3, with the proviso that only R.sub.1 or R.sub.2 can be NO.sub.2R.sub.3 is halogen,R.sub.4 is hydrogen or the --C(O)R' group, in which R' is C.sub.1 -C.sub.4 alkyl which is unsubstituted or substituted by halogen, C.sub.1 -C.sub.3 alkoxy or C.sub.1 -C.sub.3 alkylthio,R.sub.5, R.sub.6 and R.sub.7 are each independently hydrogen, halogen, nitro, cyano, thiocyano, C.sub.1 -C.sub.12 alkyl, C.sub.3 -C.sub.8 cycloalkyl, C.sub.1 -C.sub.8 alkylthio, C.sub.1 -C.sub.6 alkylsulfonyl, C.sub.1 -C.sub.6 alkylsulfoxyl, C.sub.3 -C.sub.6 alkenyl, C.sub.3 -C.sub.6 haloalkenyl, C.sub.3 -C.sub.6 alkynyl, C.sub.3 -C.sub.6 haloalkynyl, C.sub.3 -C.sub.6 alkenyloxy, C.sub.3 -C.sub.6 -haloalkenyloxy, C.sub.3 -C.sub.6 alkenylthio, C.sub.3 -C.sub.6 alkynyloxy, C.sub.3 -C.sub.6 haloalkynyloxy, C.sub.1 -C.sub.
    Type: Grant
    Filed: July 18, 1984
    Date of Patent: April 21, 1987
    Assignee: Ciba-Geigy Corporation
    Inventors: Adolf Hubele, Helmut Zondler, Peter Riebli, Wolfgang Eckhardt
  • Patent number: 4564629
    Abstract: N-Acylated N-phenyl-aminotetrahydro-2-furanones of the formula ##STR1## wherein R represents C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy or halogen,R.sub.1 represents C.sub.1 -C.sub.3 -alkyl, C.sub.1 -C.sub.4 -alkoxy or halogen,R.sub.2 represents hydrogen, C.sub.1 -C.sub.3 -alkyl, C.sub.1 -C.sub.4 -alkoxy or halogen,R.sub.3 represents hydrogen or methyl, with the total number of C atoms of the substituents R, R.sub.1, R.sub.2 and R.sub.3 in the phenyl ring not exceeding the number 8,R.sub.4 represents hydrogen or methyl, whileR.sub.5 represents one of the following groups: an alkylthioalkyl or alkoxyalkyl group having 2 to 5 carbon atoms or an alkoxyalkoxymethyl group having a maximum of 6 carbon atoms, a 2-furanyl or 2-tetrahydrofuranyl group optionally substituted by halogen, a 1,2,4-triazolylmethyl group, a 1,2-pyrazolylmethyl group, or a group --CH.sub.2 --OR.sub.6 in which R.sub.6 represents a 5- or 6-membered heterocycle having oxygen as the hetero atom.are valuable fungicidal active substances.
    Type: Grant
    Filed: August 22, 1980
    Date of Patent: January 14, 1986
    Assignee: Ciba-Geigy Corporation
    Inventors: Walter Kunz, Wolfgang Eckhardt, Adolf Hubele
  • Patent number: 4562210
    Abstract: Novel N-[2-(1,2-dichlorovinyloxy)phenylsulfonyl]-(thio)ureas of the general formula I ##STR1## in which X is oxygen or sulfur, R.sub.1 is hydrogen, C.sub.1 -C.sub.12 -alkyl, C.sub.2 -C.sub.6 -alkenyl or C.sub.2 -C.sub.6 -alkinyl; and R.sub.2 is hydrogen, C.sub.1 -C.sub.12 -alkyl, C.sub.2 -C.sub.6 -alkenyl, C.sub.2 -C.sub.6 -alkinyl or C.sub.1 -C.sub.6 -alkoxy; and the salts of these compounds are described.These compounds have pronounced bactericidal properties and can be used without problems against bacteria which damage plants, especially in the agricultural sector.
    Type: Grant
    Filed: December 21, 1983
    Date of Patent: December 31, 1985
    Assignee: Ciba-Geigy Corporation
    Inventors: Willy Meyer, Werner Topfl, Haukur Kristinsson, Wolfgang Eckhardt
  • Patent number: 4533659
    Abstract: The invention relates to microbicidal silyloxyalkane azoles of the formula I ##STR1## wherein X is the bridge member --CH.dbd. or --N.dbd.,Ar is a phenyl, diphenyl or naphthyl group,R.sub.1, R.sub.2 and R.sub.3 independently of one another are hydrogen, nitro, halogen, C.sub.1 -C.sub.3 alkyl, C.sub.1 -C.sub.3 alkoxy or C.sub.1 -C.sub.3 haloalkyl,R is one of the groups --COOR.sub.5, --COSR.sub.6, ##STR2## or --CN, R.sub.5 is C.sub.2 -C.sub.10 alkenyl which is unsubstituted or substituted by halogen; C.sub.2 -C.sub.10 alkynyl which is unsubstituted or substituted by halogen; or is a C.sub.3 -C.sub.8 cycloalkyl group or a phenyl group which is unsubstituted or substituted by halogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, --CN or --CF.sub.3 ; or is a C.sub.1 -C.sub.12 alkyl chain which from C.sub.2 alkyl may be interrupted by oxygen or sulfur and is unsubstituted or substituted by a member selected from the group consisting of halogen, phenyl, --COO--C.sub.1 --C.sub.4 alkyl, --CO--C.sub.1 --C.sub.
    Type: Grant
    Filed: May 31, 1983
    Date of Patent: August 6, 1985
    Assignee: Ciba-Geigy Corporation
    Inventors: Wolfgang Eckhardt, Walter Kunz