Chalcogen Bonded Directly To Ring Carbon Of The Diazine Ring Patents (Class 504/238)
  • Publication number: 20030162662
    Abstract: The invention relates to 2-phenyl-2H-pyridazin-3-ones of the general formula I 1
    Type: Application
    Filed: October 10, 2002
    Publication date: August 28, 2003
    Inventors: Michael Puhl, Thorsten Volk, Gerhard Hamprecht, Robert Reinhard, Ingo Sagasser, Cyrill Zagar, Matthias Witschel, Helmut Walter
  • Publication number: 20030130123
    Abstract: The invention relates to 2-phenyl-2H-pyridazin-3-ones of the general formula I 1
    Type: Application
    Filed: October 10, 2002
    Publication date: July 10, 2003
    Inventors: Michael Puhl, Thorsten Volk, Gerhard Hamprecht, Robert Reinhard, Ingo Sagasser, Cyrill Zagar, Karl-Otto Westphalen, Matthias Witschel, Helmut Walter
  • Publication number: 20030119673
    Abstract: The invention relates to novel phenylpyridazinones of the general formula (I) 1
    Type: Application
    Filed: September 30, 2002
    Publication date: June 26, 2003
    Inventors: Karl-Heinz Linker, Kurt Findeisen, Wilhelm Haas, Markus Dollinger, Hans-Joachim Santel
  • Patent number: 6573219
    Abstract: The invention relates to novel substituted heterocyclyl-2H-chromenes of the general formula (I) in which R1, R2, R3, R4, R5 Z are each as defined in the description, and to a process for their preparation and to their use as herbicides.
    Type: Grant
    Filed: February 5, 2002
    Date of Patent: June 3, 2003
    Assignee: Bayer Aktiengesellschaft
    Inventors: Karl-Heinz Linker, Roland Andree, Karl-Julius Reubke, Otto Schallner, Mark Wilhelm Drewes, Peter Dahmen, Dieter Feucht, Rolf Pontzen
  • Patent number: 6551963
    Abstract: The invention relates to novel phenylpyridazinones of the general formula (I) in which R1, R2, R3, R4, R5 and R6 are each as defined in the description, to processes for their preparation, to their use as herbicides and to novel intermediates and processes for preparing them.
    Type: Grant
    Filed: November 26, 1997
    Date of Patent: April 22, 2003
    Assignee: Bayer Aktiengesellschaft
    Inventors: Karl-Heinz Linker, Kurt Findeisen, Wilhelm Haas, Markus Dollinger, Hans-Joachim Santel
  • Patent number: 6528455
    Abstract: Phenoxy- and thiophenoxyacrylic acid compounds of the formula I in which Het, R1, R2, R3, V, W and Z are as defined in claim 1 and processes for their preparation, intermediates for their preparation, herbicidally active compositions comprising the compounds of the formula I and a method for controlling harmful fungi are described.
    Type: Grant
    Filed: June 5, 2002
    Date of Patent: March 4, 2003
    Assignee: BASF Aktiengesellschaft
    Inventors: Gerhard Hamprecht, Michael Puhl, Robert Reinhard, Ingo Sagasser, Cyrill Zagar, Karl-Otto Westphalen, Matthias Witschel, Helmut Walter
  • Publication number: 20020165095
    Abstract: There are described benzoylcyclohexanediones of the formula I, their preparation, and their use as herbicides and plant growth regulators.
    Type: Application
    Filed: August 30, 2001
    Publication date: November 7, 2002
    Inventors: Thomas Seitz, Andreas van Almsick, Lothar Willms, Hermann Bieringer, Thomas Auler, Hubert Menne
  • Patent number: 6475955
    Abstract: This invention provides pyridazinone derivatives encompassed by the following the formula: wherein, R1, R2, R3, R4, R5 and R7 represent a hydrogen atom and the like, and R6 represents a C1-C3 alkyl and the like. The pyridazinone derivatives have excellent herbicidal activity, therefore, they can be used as an active ingredient for herbicidal compositions and can be utilized in herbicidal method, which are also described.
    Type: Grant
    Filed: December 11, 2000
    Date of Patent: November 5, 2002
    Assignee: Sumitomo Chemical Company, Limited
    Inventor: Takashi Komori
  • Patent number: 6448203
    Abstract: The invention relates to novel substituted aryluracils of the formula (I): to processes for their preparation and to their use as crop protection agents.
    Type: Grant
    Filed: October 7, 1999
    Date of Patent: September 10, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Roland Andree, Markus Dollinger, Christoph Erdelen
  • Patent number: 6444615
    Abstract: This invention relates to 1-substituted-phenyl-3-substituted-2-thioxo-4,5-imidazolidinediones and 2,4,5-imidazolidinetriones which have activity as herbicides, to compositions which contain these compounds and to methods of use of these compounds. In particular, the present invention pertains to 2-thioxo-4,5-imidazolidinediones or 2,4,5-imidazolidinetriones wherein a 2,4,5,6-tetrasubstituted phenyl ring is linked to the heterocyclic ring.
    Type: Grant
    Filed: April 18, 2000
    Date of Patent: September 3, 2002
    Assignee: Dow AgroSciences LLC
    Inventors: Bin Li, Ying Man, Zongjian Zhang, Adam Chi-Tung Hsu
  • Patent number: 6380134
    Abstract: Compounds of the formula I  in which A is ═N— or R1 is hydrogen, fluorine, chlorine, bromine or methyl; R2 is C1-C4alkyl, C1-C4haloalkyl, halogen, R6O—, nitro, amino or cyano; W is a group  or  and R3, R6, R14 to R24 and X3 to X9 have the meanings given in claim 1 and the agrochemically tolerated salts and stereoisomers of these compounds of the formula I are suitable for use as herbicides.
    Type: Grant
    Filed: October 10, 2000
    Date of Patent: April 30, 2002
    Assignee: Syngenta Crop Protection, Inc.
    Inventors: Walter Kunz, Kurt Nebel, Jean Wenger
  • Patent number: 6369002
    Abstract: Compounds of formula 1 wherein R1 is hydrogen, fluorine, chlorine, bromine or methyl; R2 is C1-C4alkyl, C1-C4halogenalkyl, halogen, hydroxy, C1-C4alkoxy, C1-C4halogenalkoxy, nitro, amino or cyano; R3, R15 to R39 and X6 to X19 are as defined in claim 1, and the agrochemically acceptable salts and stereoisomers of these compounds of formula I are suitable for use as herbicides.
    Type: Grant
    Filed: October 30, 2000
    Date of Patent: April 9, 2002
    Assignee: Syngenta Crop Properties, Inc.
    Inventors: Walter Kunz, Kurt Nebel
  • Publication number: 20020026048
    Abstract: This invention provides pyridazinone derivatives encompassed by the following the formula: 1
    Type: Application
    Filed: December 11, 2000
    Publication date: February 28, 2002
    Applicant: Sumitomo Chemical Co. Ltd.
    Inventor: Takashi Komori
  • Patent number: 6313072
    Abstract: The novel compounds of formula I: (A, B, R1, R2, R3, X and m are defined in the specification) show selective herbicidal activity. The new compounds can be prepared according to known methods and can be used as herbicides in agriculture and related fields.
    Type: Grant
    Filed: February 18, 1999
    Date of Patent: November 6, 2001
    Assignee: American Cyanamid Company
    Inventors: Stephen Scheiblich, Thomas Maier, Axel Kleemann, Helmut Siegfried Baltruschat
  • Patent number: 6303543
    Abstract: A compound represented by the formula (I) or its salt and herbicidal and desiccant use thereof: wherein X, Y are independently hydrogen, halogen, cyano, nito, or (C1-6)haloalkyl; Z is oxygen or sulfur; and
    Type: Grant
    Filed: May 15, 2000
    Date of Patent: October 16, 2001
    Assignee: Ishihara Sangyo Kaisha, Ltd.
    Inventors: David A. Pulman, Bai-Ping Ying, Shao-Yong Wu, Sandeep Gupta, Masamitsu Tsukamoto, Takahiro Haga
  • Patent number: 6258751
    Abstract: The present invention relates to novel heterocyclic compounds and their agronomically suitable salts, methods for the use of these compounds in controlling unwanted plant species, and the use of herbicidal compositions containing these compounds. In particular, the present invention pertains to substituted and unsubstituted triazoles, imidazoles and pyrazoles linked to a heterocyclic substituted benzene group. Such compounds are useful as pre-emergent and post-emergent herbicides.
    Type: Grant
    Filed: June 13, 2000
    Date of Patent: July 10, 2001
    Assignee: Rohm and Haas Company
    Inventors: Richard Martin Jacobson, Mark Joseph Mulvihill, Changling Liu, Xiaonan Liu
  • Patent number: 6251829
    Abstract: This invention relates to herbicidal alpha-(2,4,5-trisubstituted)- and alpha-(2,5-disubstituted)-benzoyloxy-alpha-beta-, and/or beta-gamma-unsaturated-carboxylates and their derivatives, to compositions which contain these compounds, and to methods of use of these compounds.
    Type: Grant
    Filed: April 18, 2000
    Date of Patent: June 26, 2001
    Assignee: Rohm and Haas Company
    Inventors: Bin Li, Ying Man, Zongjian Zhang, Longhe Xu, Adam Chi-Tung Hsu
  • Patent number: 6187920
    Abstract: This invention provides pyridazinone derivatives encompassed by the following the formula: wherein, R1, R2, R3, R4, R5 and R7 represent a hydrogen atom and the like, and R6 represents a C1-C3 alkyl and the like. The pyridazinone derivatives have excellent herbicidal activity, therefore, they can be used as an active ingredient for herbicidal compositions and can be utilized in herbicidal method, which are also described.
    Type: Grant
    Filed: March 23, 1999
    Date of Patent: February 13, 2001
    Assignee: Sumitomo Chemical Co., Ltd.
    Inventor: Takashi Komori
  • Patent number: 6121201
    Abstract: A compound represented by the formula (I) or its salt and herbicidal and desiccant use thereof: ##STR1## wherein X, Y are independently hydrogen, halogen, cyano, nitro, or (C.sub.
    Type: Grant
    Filed: September 23, 1998
    Date of Patent: September 19, 2000
    Assignee: Ishihara Sangyo Kaisha, Ltd.
    Inventors: David A. Pulman, Bai-Ping Ying, Shao-Yong Wu, Sandeep Gupta, Masamitsu Tsukamoto, Takahiro Haga
  • Patent number: 6107250
    Abstract: The present invention provides novel pyridazin-3-one derivatives of general formula (1): ##STR1## wherein R.sup.1 is haloalkyl; R.sup.2 and R.sup.3 are independently hydrogen, alkl, haloalkyl, or alkoxyalkyl; X is hydrogen or halogen; Y is halogen, nitro, cyano, or trihalomethyl; Z.sup.1 is oxygen, sulfur, CH.sub.2, or NH; R.sup.4 is hydrogen, halogen, or alkyl; and R.sup.5 is cycoalkyl, formyl, benzyl, alkyl with an epoxy group, or other substituents as defined in the description, and herbicides containing them as active ingredients.
    Type: Grant
    Filed: February 19, 1998
    Date of Patent: August 22, 2000
    Assignee: Sumitomo Chemical Company Limited
    Inventors: Yoshitomo Tohyama, Masayuki Enomoto, Hisayuki Hoshi
  • Patent number: 6093818
    Abstract: 4-Methylpridazin-3-one compounds of the formula: ##STR1## [wherein, X represents a hydrogen or fluorine atom, and Y represents a hydrogen atom, C.sub.1 -C.sub.6 alkoxy, C.sub.3 -C.sub.6 alkoxy or C.sub.3 -C.sub.6 alkyloxy group] are produced by reacting 4-cyanopyridazin-3-one compounds of the formula: ##STR2## with a methylating agent. Therefore, the above 4-cyanopyridazin-3-one compounds are useful for producing the above herbicidal 4-methylpyridazin-3-one compounds as intermediates.
    Type: Grant
    Filed: March 12, 1999
    Date of Patent: July 25, 2000
    Assignee: Sumitomo Chemical Company, Limited
    Inventor: Takashi Furukawa
  • Patent number: 6090753
    Abstract: Novel pyridazin-3-one derivatives of formula [1] are provided, which are useful as active ingredients of herbicides, wherein R.sup.1 is haloalkyl; R.sup.2 and R.sup.3 are the same or different and are hydrogen, alkyl, haloalkyl, or alkoxyalkyl; and Q is [Q-1], [Q-2], [Q-3], [Q-4], or [Q-5]. Also provided are their use and intermediates for their production.
    Type: Grant
    Filed: January 30, 1998
    Date of Patent: July 18, 2000
    Assignee: Sumitomo Chemical Company Limited
    Inventors: Tadashi Katayama, Shinichi Kawamura, Yuzuru Sanemitsu, Yoko Mine
  • Patent number: 6066597
    Abstract: New herbicidal pyridine and pyrimidine derivatives of general formula (I), ##STR1## wherein Z represents a nitrogen atom or a C--H group; A represents an optionally substituted aryl group or an optionally substituted 5- or 6-membered nitrogen-containing heteroaromatic group; n represents an integer from 0 to 2 and R.sup.1 or each R.sup.1 independently represents a hydrogen atom or an optionally substituted alkyl, alkoxy, alkylthio or dialkylamino group; m represents an integer from 0 to 5 and R.sup.2 or each R.sup.2 independently represents a hydrogen or a halogen atom or an optionally substituted alkyl, haloalkyl, haloalkoxy, alkoxy, alkylthio group or a nitro, cyano or a halosulphonyl group; and X represents an oxygen or sulphur atom.
    Type: Grant
    Filed: July 27, 1999
    Date of Patent: May 23, 2000
    Assignee: American Cyanamid Company
    Inventors: Axel Kleemann, Helmut Siegfried Baltruschat, Thekla Haselwander
  • Patent number: 5856273
    Abstract: A compound of formula (I): ##STR1## where E is oxygen or sulphur; A is CR.sup.3 or N where R.sup.3 is hydrogen or hydrocarbyl; D completes a 5 or 6-membered non-aromatic heterocyclic ring which optionally contains additional heteroatoms selected from oxygen, nitrogen or sulphur and which is optionally substituted by an optionally substituted lower hydrocarbyl group, or an optionally substituted heteroaryl group; R.sup.1 and R.sup.2 are each independently hydrogen; optionally substituted lower hydrocarbyl, or optionally substituted heteroaryl, or R.sup.1 and R.sup.2 together with the nitrogen atom to which they are attached, form a heterocyclic ring; Z represents halogen optionally substituted lower hydrocarbyl, optionally substituted lower hydocarbyloxy, optionally substituted lower hydrocarbylthio, hydrocarbylsulphinyl or hydrocarbylsulphonyl, cyano, nitro, CHO, NHOH, ONR.sup.7' R.sup.7", SF.sub.5 ; CO (optionally substituted lower hydrocarbyl), acylamino, COOR.sup.7, SO.sub.2 NR.sup.8 R.sup.9, CONR.sup.
    Type: Grant
    Filed: October 6, 1995
    Date of Patent: January 5, 1999
    Assignee: Zeneca Limited
    Inventors: Ian Trevor Kay, John Edward Duncan Barton, David John Collins, Bogdan Kowalczyk, Glynn Mitchell, John Martin Shribbs, John Micheal Cox, Nigel John Barnes, Stephen Christopher Smith
  • Patent number: 5824624
    Abstract: New herbicidal pyridine and pyrimidine derivatives of general formula (I), ##STR1## wherein Z represents a nitrogen atom or a C--H group; A represents an optionally substituted aryl group or an optionally substituted 5- or 6-membered nitrogen-containing heteroaromatic group; n represents an integer from 0 to 2 and R.sup.1 or each R.sup.1 independently represents a hydrogen atom or an optionally substituted alkyl, alkoxy, alkylthio or dialkylamino group; m represents an integer from 0 to 5 and R.sup.2 or each R.sup.2 independently represents a hydrogen or a halogen atom or an optionally substituted alkyl, haloalkyl, haloalkoxy, alkoxy, alkylthio group or a nitro, cyano or a halosulphonyl group; and X represents an oxygen or sulphur atom.
    Type: Grant
    Filed: December 6, 1996
    Date of Patent: October 20, 1998
    Assignee: American Cyanamid Company
    Inventors: Axel Kleeman, Helmut Siegfried Baltruschat, Thelka Hulsen
  • Patent number: 5801120
    Abstract: Substituted aryl or heteroaryl in particular benzoyl bicycloalkanediones and related compounds, intermediates therefor, synthesis thereof, and the use of said diones for the control of weeds.
    Type: Grant
    Filed: September 22, 1989
    Date of Patent: September 1, 1998
    Assignee: Sandoz Ltd.
    Inventors: Shy-Fuh Lee, Takashi Nishizaka, Kenichi Komatsubara
  • Patent number: 5750469
    Abstract: Substituted lactic acid derivatives having an N-organic radical in the .beta.-position, of the formula I ##STR1## where substituents R to R.sup.5, X and Y have the meanings mentioned in the description and N is one of the radicals:a) --N.sub.3, --NC, --NCS or --NCOb) ##STR2## where R.sup.14 and R.sup.15 have the meanings described in the descriptionc) ##STR3## in which R.sup.16 is hydrogen, alkyl, haloalkyl, alkenyl, alkynyl, cycloalkyl or unsubstituted or substituted phenyl; andB is a group ##STR4## OR.sup.19 or --NR.sup.14 R.sup.15, where R.sup.14, R.sup.15, R.sup.17 and R.sup.19 have the meanings described in the description, or ##STR5## where R.sup.14 and R.sup.15.sub.1, have the abovementioned meanings; or ##STR6## where R.sup.20 and R.sup.21, which can be identical or different, are: hydrogen, alkyl, alkenyl, alkynyl, cycloalkyl or phenyl, where the organic radicals can in each case be substituted;or R.sup.20 and R.sup.21 together form an unsubstituted or substituted C.sub.4 -C.sub.
    Type: Grant
    Filed: March 1, 1996
    Date of Patent: May 12, 1998
    Assignee: BASF Aktiengesellschaft
    Inventors: Ernst Baumann, Joachim Rheinheimer, Uwe Josef Vogelbacher, Matthias Gerber, Wilhelm Rademacher, Helmut Walter, Karl-Otto Westphalen
  • Patent number: 5739326
    Abstract: Compounds of Formula I, and their N-oxides and agriculturally-suitable salts, are disclosed which are useful for controlling undesired vegetation ##STR1## wherein: X and Y are independently N or CH;Z is O, S(O).sub.n, NR.sup.7, C(.dbd.O), C(.dbd.S), C(.dbd.N--OR.sup.8), CH(OR.sup.9), or CR.sup.10 (R.sup.11);n is 0, 1 or 2; andR.sup.1 -R.sup.11 are as defined in the disclosure.Also disclosed are compositions containing the compounds of Formula I and a method for controlling undesired vegetation which involves contacting the vegetation or its environment with an effective amount of a compound of Formula I.
    Type: Grant
    Filed: December 3, 1996
    Date of Patent: April 14, 1998
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Thomas Paul Selby, Michael Peter Winters
  • Patent number: 5723411
    Abstract: Compounds of Formula I, and their N-oxides and agriculturally-suitable salts, are disclosed which are useful for controlling undesired vegetation ##STR1## wherein Q, W, R.sup.1, R.sup.2 and R.sup.3 are as defined in the disclosure.Also disclosed are compositions containing the compounds of Formula I and a method for controlling undesired vegetation which involves contacting the vegetation or its environment with an effective mount of a compound of Formula I.
    Type: Grant
    Filed: October 16, 1996
    Date of Patent: March 3, 1998
    Assignee: E. I. du Pont de Nemours and Company
    Inventor: Thomas Martin Stevenson
  • Patent number: 5714437
    Abstract: Novel compounds of the formula ?1! are disclosed, wherein X is hydrogen, fluorine or chlorine; Y is fluorine, chlorine or bromine; R.sup.1 is hydrogen or C.sub.1 -C.sub.3 alkyl; and R.sup.2 and Q are various groups. Also disclosed are herbicidal compositions containing these compounds as active ingredients and methods for controlling unfavorable weeds by application of these compounds.
    Type: Grant
    Filed: August 30, 1995
    Date of Patent: February 3, 1998
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Minoru Takano, Masayuki Enomoto, Kazuo Saito, Satoru Kizawa
  • Patent number: 5696055
    Abstract: Pollen suppressants of the formula ##STR1## wherein X represents a group of the formula OR.sup.1 or NR.sup.1 R.sup.2 wherein R.sup.1 represents a C.sub.1 -C.sub.4 alkyl (optionally substituted with a C.sub.1 -C.sub.4 alkoxy group, 1 to 3 halogen atoms, or a carboxy or C.sub.1 -C.sub.4 alkylcarbonyl group), alkenyl (optionally substituted with 1 to 3 halogen atoms), or alkynyl group and R.sup.2 represents H or CH.sub.3, with the proviso that when R.sup.1 is C.sub.3, R.sup.2 is CH.sub.3 ; Y is hydrogen, C.sub.1 -C.sub.22 linear alkyl or alkenyl containing up to four C.dbd.C double bonds, C.sub.3 -C.sub.6 branched alkyl or alkenyl, C.sub.2 -C.sub.4 alkoxyalkyl, cyclohexylmethyl, halogenated C.sub.1 -C.sub.4 alkyl, phenyl, benzyl, --(CH.sub.2 CH.sub.2 O).sub.m CH.sub.2 CH.sub.3 in which m is an integer from 1 to 5, or --CH(CH.sub.2 OR.sup.4)CH.sub.2 OR.sup.5 or --CH.sub.2 CHOR.sup.4 CH OR.sup.5 in which either R.sup.4 or R.sup.5 but not both represent a C.sub.1 -C.sub.
    Type: Grant
    Filed: January 6, 1992
    Date of Patent: December 9, 1997
    Assignee: Hybrinova S.A.
    Inventors: Jeffrey Labovitz, William J. Guilford, Yi Liang, Lawrence Fang, Thomas G. Patterson
  • Patent number: 5683965
    Abstract: The aryl-keto-enolic heterocycles according to the invention have the formula (I), in which Het stands for a heterocyclic group from the series (a), (b) or (c), and X, Y, Z, n, A, B, E, L and M have the meanings given in the description. The compounds having the formula (I) are pesticides, in particular acaricides, insecticides, fungicides and herbicides. Also disclosed is their preparation.
    Type: Grant
    Filed: May 13, 1996
    Date of Patent: November 4, 1997
    Assignee: Bayer Aktiengesellschaft
    Inventors: Jurgen Bachmann, Thomas Bretschneider, Reiner Fischer, Bernd-Wieland Kruger, Hans-Joachim Santel, Markus Dollinger, Christoph Erdelen, Ulrike Wachendorff-Neumann
  • Patent number: 5623072
    Abstract: Disclosed are certain 3-phenylpyridazines, compositions thereof which are herbicidal and methods of using such compositions for controlling undesired plants. Intermediates useful in preparing the 3-phenylpyridazines are disclosed.
    Type: Grant
    Filed: October 11, 1994
    Date of Patent: April 22, 1997
    Assignee: Monsanto Company
    Inventors: Michael S. South, Terri L. Jakuboski
  • Patent number: 5559080
    Abstract: Disclosed are certain 3-phenoxypyridazines, compositions thereof which are herbicidal and methods of using such compositions for controlling undesired plants. Intermediate compounds useful in preparing the phenoxypyridazines are also disclosed.
    Type: Grant
    Filed: October 11, 1994
    Date of Patent: September 24, 1996
    Assignee: Monsanto Company
    Inventors: Michael S. South, Michael J. Miller
  • Patent number: 5538940
    Abstract: .beta.-Substituted cinnamic acid derivatives of the formula 1, ##STR1## where R.sup.1 is substituted or unsubstituted alkyl, alkenyl, alkynyl, cycloalkyl or cycloalkenyl, and R.sup.1 can also be chlorine or bromine,--X-- is --O--, --S--, ##STR2## m is 0 or 1, --Y is --OR.sup.4, --O--N.dbd.CR.sup.5 R.sup.6, --NR.sup.7 R.sup.8, --NR.sup.7 R.sup.8, --N(OR.sup.9)R.sup.10 or SR.sup.11, where the abovementioned substitutes R.sup.2 to R.sup.11 are substituted or unsubstituted alkyl, alkenyl, alkynyl, cycloalkyl or cycloalkenyl, and R.sup.2, R.sup.3 and R.sup.5 to R.sup.11 can be hydrogen and Z, U, V, W are defined in the specification.
    Type: Grant
    Filed: May 12, 1995
    Date of Patent: July 23, 1996
    Assignee: BASF Aktiengesellschaft
    Inventors: Hubert Sauter, Herbert Bayer, Klaus Oberdorf, Horst Wingert, Wolfgang Von Deyn, Wassilios Grammenos, Hartmann Koenig, Harald Rang, Franz Roehl, Gisela Lorenz, Eberhard Ammermann
  • Patent number: 5536701
    Abstract: Disclosed are certain 3-pyrazolyloxypyridazines, compositions thereof which are herbicidal and methods of using such composition for controlling undesired plants. Also disclosed are mixtures of such pyridazines and acetanilide herbicides, to which mixture a safener may be added, if desired. Intermediate compounds useful in preparing the pyrazolyloxypyridazines are also disclosed.
    Type: Grant
    Filed: October 11, 1994
    Date of Patent: July 16, 1996
    Assignee: Monsanto Company
    Inventors: Kurt Moedritzer, Michael S. South
  • Patent number: 5523278
    Abstract: There are provided substituted benzisoxazole and benzisothiazole compounds having the structural formula I ##STR1## Further provided are compositions and methods comprising those compounds for the control of undesirable plant species.
    Type: Grant
    Filed: September 12, 1995
    Date of Patent: June 4, 1996
    Assignee: American Cyanamid Company
    Inventor: Peter J. Wepplo
  • Patent number: 5484761
    Abstract: Disclosed are certain 5-methoxypyridinyloxypyridazines, compositions thereof which are herbicidal and methods of using such compositions for controlling undesired plants.Intermediates useful in preparing the pyridinyloxypyridazines are also disclosed.
    Type: Grant
    Filed: October 11, 1994
    Date of Patent: January 16, 1996
    Assignee: Monsanto Company
    Inventor: Michael S. South
  • Patent number: 5484763
    Abstract: There are provided substituted benzisoxazole and benzisothiazole compounds having the structural formula I ##STR1## Further provided are compositions and methods comprising those compounds for the control of undesirable plant species.
    Type: Grant
    Filed: February 10, 1995
    Date of Patent: January 16, 1996
    Assignee: American Cyanamid Company
    Inventor: Peter J. Wepplo
  • Patent number: 5462914
    Abstract: Novel herbicidal N-cyanopyridazinones of the general formula ##STR1## in which the radicals R.sub.1, R.sub.2 and R.sub.3 independently of one another denote hydrogen, halogen, amino, nitro, cyano, alkyl, aryl, aralkyl, alkoxy or aryloxy groups, a process for their preparation, a herbicidal composition comprising them, and a method of controlling weeds.
    Type: Grant
    Filed: April 1, 1994
    Date of Patent: October 31, 1995
    Assignee: Sandoz Ltd.
    Inventors: Harald Leitner, Rudolf H. Worther, Horst Korntner, Rudolf Schneider, Engelbert Auer, Dietmar Kores, Hermann Tramberger
  • Patent number: 5430007
    Abstract: Novel substituted pyrazolo-rings fused to nitrogen containing heterocyclic rings having the following formula ##STR1## in which at least one of Y, Z or W is N or N-O and the remainder of Y, Z or W is C-R wherein the remainder of the variables are as defined in the specification and agriculturally effective salts thereof are herbicides.
    Type: Grant
    Filed: January 3, 1994
    Date of Patent: July 4, 1995
    Assignee: Zeneca Limited
    Inventors: William J. Michaely, Jeff K. Curtis, Christopher G. Knudsen
  • Patent number: 5405826
    Abstract: Pyrido[2,3-d]pyridazin-5-one and pyrido[2,3-d]pyridazin-5-thione derivatives of general formula (I): ##STR1## wherein R and R.sup.1 independently represent hydrogen, optionally halogenated alkyl, alkenyl or alkynyl, optionally substituted heterocycle or a group --[CR.sup.41 R.sup.42 ].sub.n -(phenyl)-(R.sup.3).sub.q ;R.sup.2 represents halogen, optionally halogenated alkyl, alkenyl or alkynyl, CN; --CO.sub.2 R.sup.4 ; --S(O).sub.r R.sup.4 ; --NO.sub.2 ; --NR.sup.41 R.sup.42 ; --OH; --COR.sup.4, --S(O).sub.r R.sup.5, --CO.sub.2 R.sup.5, --OR.sup.5 ; --CONR.sup.41 R.sup.42, --OSO.sub.2 R.sup.5, --OSO.sub.2 R.sup.6, --OCH.sub.2 R.sup.5, --N(R.sup.41)COR.sup.6, --N(R.sup.41)SO.sub.2 R.sup.5, --N(R.sup.41)SO.sub.2 R.sup.6, --SO.sub.2 NR.sup.41 R.sup.42, optionally substituted phenyl, alkoxy or haloalkoxy;X represents oxygen or sulphur;R.sup.3 represents halogen, optionally halogenated alkyl, alkenyl, alkoxy, alkynyl, --OH, --S(O).sub.r R.sup.4, --CO.sub.2 R.sup.4, COR.sup.4, --CN, --NO.sub.2, --NR.sup.41 R.sup.
    Type: Grant
    Filed: January 13, 1993
    Date of Patent: April 11, 1995
    Assignee: Rhone Poulenc Agriculture Limited
    Inventors: Richard H. Hewett, Simon N. Pettit, Philip H. G. Smith
  • Patent number: 5362708
    Abstract: A method for combatting weeds by applying to the weeds or their environment, a phenylpyridazine, wherein the phenyl group is substituted by hydroxy, halogen, cyano, nitro, amino, alkyl, alkoxy, cycloalkyl, cycloalkoxy, phenyl, phenoxy, alkylthio or an alkylsulfonyl group and wherein the pyridazinyl ring is substituted in the 4-position by hydroxy or by a --O--C(O)-- derivative.
    Type: Grant
    Filed: October 13, 1992
    Date of Patent: November 8, 1994
    Assignee: Agrolinz Agrarchemikalien GmbH
    Inventors: Dietmar Kores, Hermann Tramberger, Rudolf H. Worther, Rudolf Jellinger, Engelbert Kloimstein, Rupert Schonbeck
  • Patent number: 5360576
    Abstract: Compounds of the formula (I) in which the symbols have the following meanings: R.sup.1 is straight-chain or branched (C.sub.3 -C.sub.2)alkenyl containing a terminal double bond, it being possible for one or two non-adjacent CH.sub.2 groups to be replaced by O and/or S atoms, A and B, independently of one another, are phenyl, diazine-2,5-diyl or diazine-3,6-diyl, with the proviso that one of the groups A or B is phenyl and the other is diazine, X is O or S, R.sup.2, R.sup.3 and R.sup.4, independently of one another, are H, straight-chain (C.sub.1 -C.sub.10)alkyl or branched (C.sub.3 -C.sub.10 )alkyl, R.sup.2, R.sup.3 and R.sup.4 not simultaneously being H, have the property of increasing the phase width in CC mixtures or depressing the melting point.
    Type: Grant
    Filed: January 21, 1993
    Date of Patent: November 1, 1994
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Karsten Blatter, Claus Escher, Takamasa Harada, Peter Harnischfeger, Wolfgang Hemmerling
  • Patent number: 5332716
    Abstract: Pollen suppressants of the formula ##STR1## wherein X represents a group of the formula OR.sup.1 or NR.sup.1 R.sup.2 wherein R.sup.1 represents a C.sub.1 -C.sub.4 alkyl (optionally substituted with a C.sub.1 -C.sub.4 alkoxy group, 1 to 3 halogen atoms, or a carboxy or C.sub.1 -C.sub.4 alkylcarbonyl group), alkenyl (optionally substituted with 1 to 3 halogen atoms), or alkynyl group and R.sup.2 represents H or CH.sub.3, with the proviso that when R.sup.1 is CH.sub.3 , R.sup.2 is CH.sub.3 ; Y is hydrogen, C.sub.1 -C.sub.22 linear alkyl or alkenyl containing up to four C.dbd.C double bonds C.sub.3 -C.sub.6 branched alkyl or alkenyl, C.sub.2 -C.sub.4 alkoxyalkyl, cyclohexylmethyl, halogenated C.sub.1 -C.sub.4 alkyl, phenyl, benzyl, --(CH.sub.2 CH.sub.2 O).sub.m CH.sub.2 CH.sub.3 in which m is an integer from 1 to 5, or --CH(CH.sub.2 OR.sup.4)CH.sub.2 OR.sup.5 or --CH.sub.2 CHOR.sup.4 CH.sub.2 OR.sup.5 in which either R.sup. 4 or R.sup.5 but not both represent a C.sub.1 -C.sub.
    Type: Grant
    Filed: September 13, 1988
    Date of Patent: July 26, 1994
    Inventors: Jeffrey Labovitz, William J. Guilford, Yi Liang, Lawrence Fang, Thomas G. Patterson
  • Patent number: 5216171
    Abstract: 2-Amino-4-trichloromethylpyridines of the general formula I ##STR1## where R.sup.1 is hydrogen or C.sub.1 -C.sub.8 -alkyl,R.sup.2 is C.sub.1 -C.sub.8 -alkyl, C.sub.5 -C.sub.8 -cycloalkyl, C.sub.2 -C.sub.4 -alkenyl or phenyl, benzyl or phenylsulfonyl,--CX--R.sup.3, --SO.sub.2 R.sup.3 or --PX(OR.sup.4).sub.2 orR.sup.1 and R.sup.2 together form .dbd.CR.sup.5 R.sup.6 or --CO--Z--CO--,X is oxygen or sulfur,R.sup.3 is C.sub.1 -C.sub.20 -alkyl, C.sub.2 -C.sub.6 -alkenyl, amino, C.sub.1 -C.sub.6 -alkylamino, di-C.sub.1 -C.sub.6 -alkylamino, morpholino, piperidino, pyrazolidino or C.sub.1 -C.sub.8 -alkylcarbonylamino, substituted or unsubstituted phenylamino or benzylamino,R.sup.4 is C.sub.1 -C.sub.8 -alkyl, C.sub.1 -C.sub.8 -haloalkyl or substituted or unsubstituted phenyl,R.sup.5 is hydrogen, C.sub.1 -C.sub.4 -alkyl, or substituted or unsubstituted phenyl,R.sup.
    Type: Grant
    Filed: April 8, 1991
    Date of Patent: June 1, 1993
    Assignee: BASF Aktiengesellschaft
    Inventors: Helmut Hagen, Hans Ziegler, Juergen Pfister, Gerhard Nilz, Gisela Lorenz, Juergen Dressel
  • Patent number: 5209769
    Abstract: The invention relates to new substituted triazolinones of the general formula (I) ##STR1## in which R.sup.1, R.sup.2, R.sup.3, A, X and Y have the meanings given in the description,to a plurality of processes for their preparation, and to their use as herbicides.
    Type: Grant
    Filed: May 4, 1992
    Date of Patent: May 11, 1993
    Assignee: Bayer Aktiengesellschaft
    Inventors: Kurt Findeisen, Dietmar Kuhnt, Klaus-Helmut Muller, Michael Haug, Klaus Konig, Klaus Lurssen, Hans-Joachim Santel, Robert R. Schmidt
  • Patent number: 5198012
    Abstract: A biocide composition comprises an effective amount of a biocide and an effective amount of a biocide activator selected from the group consisting of an alkyl phosphate, an alkenyl phosphate, a hydroxyalkyl phosphate, a polyoxyalkylene alkyl ether phosphate, a salt thereof, a polyoxyalkylene alkenyl ether phosphate, a salt thereof, a polyoxyalkylene hydroxyalkyl ether phosphate and a salt thereof.
    Type: Grant
    Filed: May 21, 1991
    Date of Patent: March 30, 1993
    Assignee: Kao Corporation
    Inventor: Tetsuji Iwasaki