Patents Represented by Attorney Thomas Hamilton
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Patent number: 7763567Abstract: The present invention relates to agrochemical compositions and in particular to aqueous agrochemical compositions containing a water soluble agrochemical active ingredient and an amine adjuvant; preferably triethylenediamine (TEDA) or a salt thereof; or tetramethylethylenedianmine (TMEDA) or a salt thereof.Type: GrantFiled: December 6, 2004Date of Patent: July 27, 2010Assignee: Syngenta Crop Protection, Inc.Inventors: Richard Perry, John Henry Nellteton-Hammond, Guy Ramsay
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Patent number: 7652059Abstract: The invention relates to novel pesticidal pyrrolcarboxamides of formula I wherein X is oxygen or sulfur; R1 is CF3, CF2H or CFH2; R2 is C1-C3alkyl, C1-C3haloalkyl, C1-C3alkoxy-C1-C3alkyl or C1-C3haloalkoxy-C1-C3alkyl; R3 is hydrogen, methyl, CF3 or fluoro; Q is R4 is C6-C14bicycloalkyl unsubstituted or substituted by methyl, ethyl or CF3; C6-C14bicycloalkenyl unsubstituted or substituted by methyl, ethyl or CF3; C6-C14bicycloalkadienyl unsubstituted or substituted by methyl, ethyl or CF3; a group of the form ?wherein R7, R8 and R9 are independently of each other C1-C3alkyl or C1-C3haloalkyl; or a group ?wherein R10 and R11 are independently of each other hydrogen or halogen and n=1 or 2; and R5 and R6 are independently of each other hydrogen or halogen. The novel compounds have plant-protecting properties and are suitable for protecting plants against infestation by phytopathogenic microorganisms.Type: GrantFiled: April 28, 2006Date of Patent: January 26, 2010Assignee: Syngenta Crop Protection, Inc.Inventor: Harald Walter
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Patent number: 7601674Abstract: The invention relates to ?-oxygenated or ?-thiolated carboxylic acid phenethylamide derivatives of the general formula I including the optical isomers thereof and mixtures of such isomers, wherein A stands for optionally substituted aryl or optionally substituted heteroaryl; X is oxygen or sulfur; Y is oxygen or sulfur; R1 is hydrogen, alkyl, alkenyl, alkynyl, cycloalkyl, haloalkyl, haloalkenyl, haloalkynyl or halocycloalkyl; R2 is hydrogen, alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkylalkyl, alkoxy-alkyl, alkoxy-alkenyl, alkoxy-alkynyl, whereof all alkyl-alkenyl-, alkynyl-, or cycloalkyl-groups me be optionally substituted by halogen; or optionally substituted arylalkyl, optionally substituted-aryl-alkenyl, optionally substituted aryl-alkynyl or optionally substituted aryloxy-alkyl; R3 is hydrogen, alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkyl-alkyl, alkoxy-alkyl, alkoxy-alkenyl, alkoxy-alkynyl, whereof all alkyl-alkenyl-, alkynyl-, or cycloalkyl-groups me be optionally substituted by halogen; or is optiType: GrantFiled: November 15, 2002Date of Patent: October 13, 2009Assignee: Syngenta Crop Protection, Inc.Inventors: Martin Zeller, Clemens Lamberth, Miroslav Kriz
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Patent number: 7598395Abstract: The invention relates to a fungicidally active compound of formula (I): where Het is a 5- or 6-membered heterocyclic ring containing one to three heteroatoms, each independently selected from oxygen, nitrogen and sulphur, provided that the ring is not 1,2,3-triazole, the ring being substituted by groups R8, R9 and R10; X is a single or double bond; Y is O, S, N(R11) or (CR12R13)(CR14R15)m(CR16R17)n; m is 0 or 1; n is 0 or 1; and R1 to R17 each, independently, have a range of values; to the preparation of these compounds, to novel intermediates used in the preparation of these compounds, to agrochemical compositions which comprise at least one of the novel compounds as active ingredient, to the preparation of the compositions mentioned and to the use of the active ingredients or compositions in agriculture or horticulture for controlling or preventing infestation of plants by phytopathogenic microorganisms, preferably fungi.Type: GrantFiled: October 14, 2003Date of Patent: October 6, 2009Assignee: Syngenta Crop Protection, Inc.Inventors: Josef Ehrenfreund, Hans Tobler, Harald Walter
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Patent number: 7553798Abstract: Compounds of the formula (I), in which the substituents are as defined in claim 1 are suitable for use as microbiocides.Type: GrantFiled: June 21, 2005Date of Patent: June 30, 2009Assignee: Syngenta Crop Protection, Inc.Inventors: Clemens Lamberth, Camilla Corsi, Josef Ehrenfreund, Hans Tobler, Harald Walter
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Patent number: 7531559Abstract: A compound of formula (I):, where A is an ortho-substituted ring selected from a number of specified rings; R1 is halogen, cyano, nitro, C1-4 alkyl, C1-4 haloalkyl, C1-4 alkoxy or C1-4 haloalkoxy or optionally substituted C2-4 alkenyl, optionally substituted C2-4 alkynyl or optionally substituted SO2(C1-4 alkyl) (where the optionally substituted moieties may each have up to 3 substituents, each independently selected from halogen and C1-4 alkoxy); R2 is C1-4 alkyl, C1-4 haloalkyl, C1-4 alkoxy(C1-4)alkyl or C1-4 alkylthio(C1-4)alkyl or [optionally substituted aryl](C1-4)alkyl- or [optionally substituted aryl]oxy(C1-4)alkyl (where the optionally substituted aryl moieties may each have up to 3 substituents, each independently selected from halogen and C1-4 alkoxy); R3 is hydrogen, CH2C?CR4, CH2CR4?C(H)R4, CH?C?CH2 or COR5 or optionally substituted C1-4 alkyl, optionally substituted C1-4 alkoxy or optionally substituted (C1-4)alkylC(?O)O (where the optionally substituted moieties may each have up to 3 substituentType: GrantFiled: August 18, 2003Date of Patent: May 12, 2009Assignee: Syngenta Crop Protection, Inc.Inventors: Josef Ehrenfreund, Hans Tobler, Harald Walter
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Patent number: 7521579Abstract: The invention concerns a novel process for the preparation of 2-phenyl-2-hydroxy-N-[2-(3-alkoxy-4-hydroxyphenyl)-ethyl]-acetamides of the formula (I), wherein R1 is alkyl, R2 and R3 are each independently hydrogen or alkyl, and R4 is optionally substituted aryl or optionally substituted heteroaryl, which process comprises reacting a 2-(3-alkoxy-4-hydroxyphenyl)-ethylamine of the formula (II), wherein R1 R2 and R3 are as defined above with a ?-hydoxycarboxylic acid ester of the formula (III) or a dioxolanone of the formula (III)a, wherein R4 is as defined above, and R5, R6 and R7 independently of each other are lower alkyl. The compounds of formula (I) are important intermediates for a novel group of fungicides derived from mandelic acid amides.Type: GrantFiled: November 15, 2002Date of Patent: April 21, 2009Assignee: Syngenta Crop Protection, Inc.Inventors: Martin Zeller, Dominik Faber, Thomas Vettiger, Clemens Lamberth
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Patent number: 7514584Abstract: The present invention relates to a process for the preparation of compounds of formula (I) wherein the substituents are as defined in claim 1, by a) reaction of a compound of formula (II) to form a compound of formula (III) b) reaction of that compound in the presence of a base to form a compound of formula (IV) c) conversion of that compound in the presence of a reducing agent into a compound of formula (I).Type: GrantFiled: February 20, 2006Date of Patent: April 7, 2009Assignee: Syngenta Crop Protection, Inc.Inventors: Harald Walter, Camilla Corsi, Josef Ehrenfreund, Clemens Lamberth, Hermann Schneider, Hans Tobler
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Patent number: 7407913Abstract: Undesired plant growth in cultivations of useful plants which are resistant to phopho-herbicides, may be controlled with herbicidal compositions, which contain, in addition to the usual inert formulation assistants, a phospho-herbicide and a synergistic amount of at least one further herbicide selected from the group comprising prosulfuron, primisulfuron, dicamba, pyridate, dimethenamide and its S-enantiomer, metolachlor and its S-enantiomer, fluometuron, propaquizafop, atrazine, clodinafop, norflurazone, ametryn, terbutylazine, simazine, prometryn, NOA-402989, as well as the compounds of formulaeType: GrantFiled: June 27, 2003Date of Patent: August 5, 2008Assignee: Syngenta Crop Protection, Inc.Inventors: Bruce Lee, Andreas Zoschke, Hans Peter Lutz
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Patent number: 7368479Abstract: The invention relates to ?-sulfonylamino-acetonitrile derivatives of the general formula (I) including the optical isomers thereof and mixtures of such isomers, wherein Ar1, and Ar2 independently of each other stand for an optionally substituted aryl or heteroaryl group, R1, and R2 stand independently of each other for hydrogen, optionally substituted C1,-C5alkyl, optionally substituted C2-C5alkenyl, C2-C5alkynyl or optionally substituted C3-C6cycloalkyl; R3 designates hydrogen, C3-C5alkenyl, C3-C5alkynyl or optionally substituted C1,-C5alkyl; R4 is optionally substituted C1,-C5alkyl, optionally substituted C2-C5alkenyl, C2-C5alkynyl or optionally substituted C3-C6cycloalkyl; R5 and R6 are independently of each other hydrogen or optionally substituted C1-C5alkyl, optionally substituted C2-C5alkenyl, C2-C5alkynyl or optionally substituted C3-C6cycloalkyl; R7, and R8 are independently of each other hydrogen or optionally substituted C1,-C5alkyl, optionally substituted C2-C5alkenyl, C2-C5alkynyl or optionally suType: GrantFiled: June 18, 2003Date of Patent: May 6, 2008Assignee: Syngenta Crop Protection, Inc.Inventors: Martin Eberle, Daniel Stierli, Urs Müller
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Patent number: 7355065Abstract: The present invention relates to a process for the preparation of a compound of the formula (I), wherein R is C1?12 alkyl, by the contact of a compound of the general formula (II), wherein R1 and R2 are each, independently, C1?12 alkyl; or R1 and R2 join together with the nitrogen atom to which they are attached to form an alicyclic amine ring containing 4 to 7 carbon atoms or a morpholine ring, with an acetic acid ester of the general formula (III) CH3COOR, wherein R is as defined under formula (I), in the presence of a base.Type: GrantFiled: July 13, 2005Date of Patent: April 8, 2008Assignee: Syngenta Crop Protection, Inc.Inventors: Harald Walter, Camilla Corsi, Josef Ehrenfreund, Clemens Lamberth, Hans Tobler
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Patent number: 7071146Abstract: A selectively herbicidal composition which comprises, besides customary inert formulation auxiliaries, as active ingredient a mixture of: a) a herbicidally active amount of a herbicide selected from the group consisting of the compounds of formula (Ia), and/or (Ib), in which R is hydrogen or fluorine and/or (Ic) or of a salt of the compounds of formulae (Ia) and/or (Ib) and/or (Ic), and b) a herbicidally antagonistically active amount of a compound of formula (IIa), of a compound of formula (IIb1), of a compound of formula (IIb2), of a compound of formula (IIc), of a compound of formula (IIe), of a compound of formula (IIf), or of a compound of formula (IIg), in which the substituents have the meanings given in claim 1.Type: GrantFiled: November 11, 1996Date of Patent: July 4, 2006Assignee: Syngenta Crop Protection, Inc.Inventor: Jutta Glock
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Patent number: 7026270Abstract: This invention concerns new biocidal compounds of formula (I) wherein R is H or CH3. Of particular interest are two isomers that are named malayamycin A and desmethylmalayamycin A. These isomers, which may be prepared by growing under controlled conditions a previously unknown strain of micro-organism from the species Streptomyces malaysiensis, are characterised by nmr and mass spectroscopic data. They have biocidal activity, including anti-fungal, anti-viral and anti-cancer activity, and are of special interest for use in agriculture, horticulture, animal and human health.Type: GrantFiled: January 10, 2003Date of Patent: April 11, 2006Assignee: Syngenta Crop Protection, Inc.Inventors: Jill Patricia Benner, Bettina Gertrud Henriette Boehlendorf, Martin Richard Kipps, Nicolas Eugene Paul Lambert, Riet Luck, Louis-Pierre Molleyres, Snezana Neff, Traugott Christoph Schuez, Paul David Stanley
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Patent number: 7015177Abstract: A solid formulation of an agrochemical is prepared by forming a melt containing at least one agrochemical and at least one thermoplastic binder having a melting point or glass temperature of greater than 35° C., briquetting the melt by dividing it into drops in a first step and solidifying these drops by cooling in a second step, characterized in that the melt additionally comprises a liquid non-volatile solvent for the agrochemical.Type: GrantFiled: March 13, 2002Date of Patent: March 21, 2006Assignee: Syngenta LimitedInventors: Richard David Knott, Rowena Roshanthi Landham, Eric Van Der Drift
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Patent number: 6949669Abstract: Compounds of general formula (I) wherein the substituents are as defined in claim 1 are suitable for use as herbicidesType: GrantFiled: January 23, 2001Date of Patent: September 27, 2005Assignee: Syngenta Crop Protection, Inc.Inventors: Gerald Wayne Craig, Martin Eberle, Martin Zeller, Steven Scott Bondy, Daniel Dennis Comer, Soan Cheng, Julie Elizabeth Penzotti, Peter Grootenhuis, Jürg Ehrler
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Patent number: 6911547Abstract: The present invention relates to a process for the preparation of bicyclic 1,3-diketone salts of formula I wherein R1, R2, R3 and R4 are each independently of the others hydrogen or C1-C4alkyl; A and E are each independently of the other C1-C2alkylene, which may be substituted once or up to four times by a C1-C4alkyl group, and M+is an alkali metal ion, alkaline earth metal ion or ammonium ion, by oxidation of a compound of formula II to a compound of formula III and subsequent conversion to a compound of formula I either in the presence of a base and a catalytic amount of a cyanide or in the presence of an alkali metal alcoholate or alkaline earth metal alcoholate, and to novel bicyclic enol lactone intermediates of formula III for use in that process.Type: GrantFiled: April 8, 2003Date of Patent: June 28, 2005Assignee: Syngenta Crop Protection, Inc.Inventors: Hermann Schneider, Christoph Lüthy
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Patent number: 6907319Abstract: A system for the variable rate application of pesticides is provides, comprising a) a vehicle capable of traversing an agricultural production area; b) at least one sensor for attachment to said vehicle for direct sensing plant and/or condition data on said agricultural production area, said sensor being capable of transmitting said directly sensed data to computing means; c) computing means for processing the data output of said sensor; d) at least one tank mounted on or attached to said vehicle carrying pesticidal formulations; e) pesticide delivery means mounted on or attached to said vehicle capable of receiving delivery instructions from said computing means and of delivering pesticides from said tank in compliance with said instructions; characterized in that f) said computing means is capable of reading and processing data from a computer-readable medium having stored thereon a plurality of data, said plurality of data including data relating to the functional relationship between the amounts of indiviType: GrantFiled: October 12, 2001Date of Patent: June 14, 2005Assignee: Syngenta Crop Protection, Inc.Inventors: Ingo Hoelscher, Karl Gutbrod
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Patent number: 6894195Abstract: A process for the preparation of 4-methyl-2,3,5,6-tetrafluorobenzyl alcohol comprising hydrogenating 4-methyl-2,3,5,6-tetrafluorobenzonitrile to 4-methyl-2,3,5,6-tetrafluorobenzylamine and converting 4-methyl-2,3,5,6-tetrafluorobenzylamine to 4-methyl-2,3,5,6-tetrafluorobenzyl alcohol. The process optionally also comprises the further step of reacting 4-Methyl-2,3,5,6-tetrafluobenzyl alcohol with cis-Z-3-(2-chloro-1,1,1-trifluoro-2-propenyl)-2,2-dimethylcyclopropanecarbonyl chloride to the form tefluthrin. 4-Methyl-2,3,5,6-tetrafluorobenzylamine and salts thereof are also claimed.Type: GrantFiled: October 18, 2001Date of Patent: May 17, 2005Assignee: Syngenta LimitedInventors: Raymond Vincent Heavon Jones, Stephen Martin Brown
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Patent number: 6890885Abstract: A herbicidal composition that, in addition to comprising customary inert formulation adjuvants, comprises a) a compound of formula I ?wherein the substituents are as defined in claim 1, and b) a synergistically effective amount of one or more compounds of formulae 2.1 to 2.51. The compositions according to the invention may also comprise a safener.Type: GrantFiled: July 23, 2002Date of Patent: May 10, 2005Assignee: Syngenta Corp Protection, Inc.Inventor: Willy T. Rüegg
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Patent number: 6875885Abstract: A process for producing compounds of formula (VIIa) and (VIIb) wherein X is a leaving group; Y and Y1 are idependently Cl or Br; and Z is Cl, Br or a haloalkyl group which process comprises a) reacting a compound of formula (VII) wherein X, Y, Y1 and Z are as defined for compounds (VIIa) and (VIIb) with a substantially optically pure chiral amine in a solvent to form a diastereoisomeric salt; b) separating the diastereomeric salt of each enantiomer; c) converting the diastereomeric salt of each anantiomer separately to compounds of formulae (VIIa) and (VIIb) respectively by acid or base hydrolysis, the use of the compounds in making pyrethroid insecticides and novel intermediates.Type: GrantFiled: July 16, 2001Date of Patent: April 5, 2005Assignee: Syngenta LimitedInventors: Stephen Martin Brown, Brian David Gott