Patents by Inventor Camilla Corsi

Camilla Corsi 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: 7767625
    Abstract: Compounds of the formula (I) in which the substituents are as defined in claim 1 are suitable for use as microbiocides.
    Type: Grant
    Filed: March 21, 2006
    Date of Patent: August 3, 2010
    Assignee: Syngenta Crop Protection, Inc.
    Inventors: Harald Walter, Camilla Corsi, Josef Ehrenfreund, Clemens Lamberth, Hans Tobler
  • Patent number: 7737301
    Abstract: The present invention relates to a process for the preparation of compounds of formula wherein R1, R2 and R3 are each independently of the others hydrogen or C1-C4alkyl, by a) reacting compounds of formula (II) wherein R1, R2 and R3 are as defined for formula (I) and X is bromine or chlorine, with a compound of formula (III) wherein R4 is hydrogen or C1-C4alkyl, in the presence of a base and catalytic amounts of at least one palladium complex compound, to form compounds of formula (IV) wherein R1, R2, R3 and R4 are as defined for formula (I), and b) converting those compounds, using a reducing agent, into compounds of formula (I).
    Type: Grant
    Filed: August 28, 2006
    Date of Patent: June 15, 2010
    Assignee: Syngenta Crop Protection, Inc.
    Inventors: Harald Walter, Camilla Corsi, Josef Ehrenfreund, Hans Tobler
  • Patent number: 7732469
    Abstract: 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, the ring being substituted by the groups R6, R7 and R8; R1 is hydrogen, C1-4 alkyl, C1-4 haloalkyl, C1-4 alkoxy, C1-4 haloalkoxy, CH2 C?CR9, CH2 CR10?CHR11, CH?C?CH2 or COR12; R2 and R3 are each, independently, hydrogen, halo, C1-4 alkyl, C1-4 alkoxy, C1-4 haloalkyl or C1-4 haloalkoxy; R4 and R5 are each independently selected from halo, cyano and nitro; or one of R4 and R5 is hydrogen and the other is selected from halo, cyano and nitro; R6, R7 and R8 are each, independently, hydrogen, halo, cyano, nitro, C1-4 alkyl, C1-4 haloalkyl, C1-4 alkoxy(C1-4)alkyl, C1-4 haloalkoxy(C1-4)alkyl or C1-4 haloalkoxy, provided that at least one of R6, R7 and R8 is not hydrogen; R9, R10 and R11 are each, independently, hydrogen, halo, C1-4 alkyl, C1-4 haloalkyl or C1-4 alkoxy(C1-4)alkyl; and R12 is hydrogen
    Type: Grant
    Filed: October 23, 2006
    Date of Patent: June 8, 2010
    Assignee: Syngenta Crop Protection, Inc.
    Inventors: Hans Tobler, Harald Walter, Josef Ehrenfreund, Camilla Corsi
  • Patent number: 7723371
    Abstract: The invention relates to a fungicidally active compound of the general 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, the ring being substituted by the groups R3, R4 and R5; R1 and R2 are independently H, halo, C1-4 alkyl or C1-4 haloalkyl; and R3, R4 and R5 are each, independently, H, halo, C1-4 alkyl, C1-4 haloalkyl or C1-4 haloalkoxy, provided that at least one of R3, R4 and R5 is not H; to the preparation of these compounds, to novel intermediates used in their preparation, to agrochemical compositions which comprise at least one of the novel compounds as an active ingredient, to the preparation of the compositions and to the use of the active ingredients or compositions in agriculture or horticulture for controlling or preventing infestations of plants by phytopathogenic microorganisms, especially fungi.
    Type: Grant
    Filed: November 13, 2006
    Date of Patent: May 25, 2010
    Assignee: Syngenta Crop Protection, Inc.
    Inventors: Harald Walter, Camilla Corsi, Josef Ehrenfreund, Hans Tobler
  • Patent number: 7678924
    Abstract: The present invention relates to a process for the preparation of compounds of formula I wherein R1 is C1-C4haloalkyl; R2 is C1-C6alkyl and R3 is methyl or ethyl, by reaction of compounds of formula II wherein the substituents are as defined for formula I, with compounds of formula III wherein R3 is as defined for formula I and n is 0 or 1.
    Type: Grant
    Filed: October 19, 2005
    Date of Patent: March 16, 2010
    Assignee: Syngenta Crop Protection, Inc.
    Inventors: Harald Walter, Camilla Corsi, Josef Ehrenfreund, Clemens Lamberth, Hans Tobler
  • Publication number: 20090221856
    Abstract: The present invention relates to a novel a process for the preparation of the compound of the general formula (I), wherein R1 and R2 are independently H or C1-6 alkyl, which comprises treating with a reducing agent either a compound of the general formula (II), wherein R1 and R2 have the meanings given for the compound of the formula (I), R3 is H or C1-4alkyl and Ph is phenyl, or a compound of the general formula (III), wherein R1, R2, R3 and Ph have the meanings given for the compound of the formula (II), the reducing agent being effective to cleave the benzyl moiety Ph-CH(R3)— from the benzylamino moiety PhCH(R3)NH— in the compound of the formula (II) or in the compound of the formula (III) to leave an amino group and, in addition, in the case of the compound of the formula (III), to reduce both the 2,3-double bond and the double bond joining the R1R2C— moiety to the 9-position of the benzonorbornene ring to single bonds.
    Type: Application
    Filed: December 11, 2006
    Publication date: September 3, 2009
    Applicant: SYNGENTA CROP PROTECTION, INC.
    Inventors: Hans Tobler, Harald Walter, Camilla Corsi, Josef Ehrenfreund, Fanny Giordano, Martin Zeller
  • Publication number: 20090221855
    Abstract: The present invention relates to a process for the preparation of compounds of formula wherein R1, R2 and R3 are each independently of the others hydrogen or C1-C4alkyl, by a) reacting compounds of formula (II) wherein R1, R2 and R3 are as defined for formula (I) and X is bromine or chlorine, with a compound of formula (III) wherein R4 is hydrogen or C1-C4alkyl, in the presence of a base and catalytic amounts of at least one palladium complex compound, to form compounds of formula (IV) wherein R1, R2, R3 and R4 are as defined for formula (I), and b) converting those compounds, using a reducing agent, into compounds of formula (I).
    Type: Application
    Filed: August 28, 2006
    Publication date: September 3, 2009
    Applicant: SYNGENTA CROP PROTECTION, INC.
    Inventors: Harald Walter, Camilla Corsi, Josef Ehrenfreund, Hans Tobler
  • Publication number: 20090177011
    Abstract: The present invention relates to a process for the preparation of compounds of formula (I) wherein R1, R2 and R3 are each independently of the others hydrogen or methyl, by reaction of compounds of formula (II) wherein R1, R2 and R3 are as defined for formula (I) and X is bromine or chlorine, with ammonia in the presence of a catalytic amount of at least one copper-containing compound.
    Type: Application
    Filed: December 8, 2005
    Publication date: July 9, 2009
    Applicant: Syngenta Crop Protection, Inc.
    Inventors: Harald Walter, Camilla Corsi, Josef Ehrenfreund, Clemens Lamberth, Hans Tobler
  • Patent number: 7553798
    Abstract: Compounds of the formula (I), in which the substituents are as defined in claim 1 are suitable for use as microbiocides.
    Type: Grant
    Filed: June 21, 2005
    Date of Patent: June 30, 2009
    Assignee: Syngenta Crop Protection, Inc.
    Inventors: Clemens Lamberth, Camilla Corsi, Josef Ehrenfreund, Hans Tobler, Harald Walter
  • Publication number: 20090163569
    Abstract: The present invention relates to a process for the preparation of compounds of formula (I) wherein R1 and R2 are each independently of the other hydrogen or C1-C5alkyl and R3 is CF3 or CF2H, by a) reaction of a compound of formula (II) wherein R1 and R2 are as defined for formula (I), with at least one reducing agent to form a compound of formula (III) wherein R1 and R2 are as defined for formula (I), and b) reaction of that compound with at least one reducing agent to form a compound of formula (IV) wherein R1 and R2 are as defined for formula (I), and (c) reaction of that compound with a compound of formula (V) wherein Q is chlorine, fluorine, bromine, iodine, hydroxy or C1-C6alkoxy and R3 is as defined for formula (I), to form the compound of formula (I); and to novel intermediates for use in that process.
    Type: Application
    Filed: September 14, 2006
    Publication date: June 25, 2009
    Applicants: SYNGENTA CROP PROTECTION, INC., SYNGENTA LIMITED
    Inventors: Hans Tobler, Harald Walter, Josef Ehrenfreund, Camilla Corsi, Fanny Giordano, Martin Zeller, Gottfried Seifert, Shailesh Shah, Neil George, Ian Kevin Jones, Paul Edward Bonnett
  • Patent number: 7514584
    Abstract: 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: Grant
    Filed: February 20, 2006
    Date of Patent: April 7, 2009
    Assignee: Syngenta Crop Protection, Inc.
    Inventors: Harald Walter, Camilla Corsi, Josef Ehrenfreund, Clemens Lamberth, Hermann Schneider, Hans Tobler
  • Publication number: 20090069572
    Abstract: The present invention relates to a process for the preparation of compounds of formula I wherein R1 is C1-C4haloalkyl; R2 is C1-C6alkyl and R3 is methyl or ethyl, by reaction of compounds of formula II wherein the substituents are as defined for formula I, with compounds of formula III wherein R3 is as defined for formula I and n is 0 or 1.
    Type: Application
    Filed: October 19, 2005
    Publication date: March 12, 2009
    Applicant: Syngenta Crop Protection, Inc.
    Inventors: Harald Walter, Camilla Corsi, Josef Ehrenfreund, Clemens Lamberth, Hans Tobler
  • Publication number: 20090054496
    Abstract: The invention relates to a fungicidally active compound of the general 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, the ring being substituted by the groups R3, R4 and R5; R1 and R2 are independently H, halo, C1-4 alkyl or C1-4 haloalkyl; and R3, R4 and R5 are each, independently, H, halo, C1-4 alkyl, C1-4 haloalkyl or C1-4 haloalkoxy, provided that at least one of R3, R4 and R5 is not H; to the preparation of these compounds, to novel intermediates used in their preparation, to agrochemical compositions which comprise at least one of the novel compounds as an active ingredient, to the preparation of the compositions and to the use of the active ingredients or compositions in agriculture or horticulture for controlling or preventing infestations of plants by phytopathogenic microorganisms, especially fungi.
    Type: Application
    Filed: November 13, 2005
    Publication date: February 26, 2009
    Applicant: Syngenta Crop Protection, Inc.
    Inventors: Harald Walter, Camilla Corsi, Josef Ehrenfreund, Hans Tobler
  • Publication number: 20090054233
    Abstract: A method of controlling phytopathogenic diseases on useful plants or plant propagation material thereof, which comprises applying to said plant propagation material a fungicidally effective amount of a compound of formula (I) wherein R1 is trifluoromethyl or difluoromethyl and R2 is hydrogen or methyl, or a tautomer of such a compound, is particularly effective in controlling or preventing fungal diseases of crop plants.
    Type: Application
    Filed: August 11, 2005
    Publication date: February 26, 2009
    Inventors: Harald Walter, Ronald Zeun, Josef Ehrenfreund, Hans Tobler, Camilla Corsi, Clemens Lamberth
  • Publication number: 20090042938
    Abstract: The use of a compound of formula (I), Y is a single bond, C?O, C?S or S(O)m where m is 0, 1 or 2; the ring (II) is a 6 membered aromatic ring or is a 5 or 6 membered heteroaromatic ring; Z and Z? are ?C— or —N— provided that both are not N; R1, R2 R3, R3a, R4, R8 and Ra are specified organic groups and n and p are independently 0, 1, 2, 3 or 4; or salts or N-oxides thereof or compositions containing them in controlling insects, acarines, nematodes or molluscs. Novel compounds are also provided.
    Type: Application
    Filed: June 22, 2005
    Publication date: February 12, 2009
    Applicant: SYNGENTA CROP PROTECTION, INC.
    Inventors: Peter Maienfisch, Louis-Pierre Molleyres, Jerome Cassayre, Fredrik Cederbaum, Camilla Corsi, Thomas Pitterna
  • Publication number: 20090030233
    Abstract: The present invention relates to a novel process for the preparation of a compound of formula (I): which comprises reacting a compound of formula (II): with a compound of general formula (III): wherein R1 and R2 are H or C1-4 alkyl or R1 and R2 join together to form a C2-3 alkylene group, which is optionally substituted by from 1 to 4 methyl or ethyl groups, or an anhydride of the compound (III), in the presence of a base and of a palladium catalyst which is (a) a palladium (0)- or palladium (II)-triarylphosphine complex optionally in the presence of additional amounts of a triarylphoshine ligand, or (b) a palladium (II) salt in the presence of a triarylphosphine ligand, or (c) metallic palladium, optionally deposited on a support, in the presence of triarylphosphine; there being used from 0.9 to 2 moles of compound (III) for each mole of compound (II).
    Type: Application
    Filed: November 13, 2006
    Publication date: January 29, 2009
    Applicant: SYNGENTA CROP PROTECTION, INC.
    Inventors: Josef Ehrenfreund, Harald Walter, Hans Tobler, Camilla Corsi
  • Publication number: 20080262242
    Abstract: The present invention relates to a novel process for the preparation of a compound of general formula (I): wherein R1 is H or C1-4 alkyl and R2 is difluoromethyl or trifluoromethyl, which comprises reacting a compound of general formula (II): wherein R1 has the meaning given above and X is chloro or bromo, with a compound of general formula (III): wherein R2 has the meaning given above, in the presence of a base, a palladium catalyst and a ferrocenyl biphoshine ligand of the Josiphos type, the reaction being carried out in an ether solvent at a reflux temperature of at least 100° C.
    Type: Application
    Filed: November 13, 2006
    Publication date: October 23, 2008
    Applicant: SYNGENTA CROP PROTECTION, INC.
    Inventors: Harald Walter, Camilla Corsi, Josef Ehrenfreund, Hans Tobler
  • Publication number: 20080227835
    Abstract: 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, the ring being substituted by the groups R6, R7 and R8; R1 is hydrogen, C1-4alkyl, C1-4haloalkyl, C1-4alkoxy, C1-4haloalkoxy, CH2C?CR9, CH2CR10?CHR11, CH?C?CH2 or COR12; R2 and R3 are each, independently, hydrogen, halo, C1-4alkyl, C1-4 alkoxy, C1-4 haloalkyl or C1-4haloalkoxy; R4 and R5 are each independently selected from halo, cyano and nitro; or one of R4 and R5 is hydrogen and the other is selected from halo, cyano and nitro; R6, R7 and R8 are each, independently, hydrogen, halo, cyano, nitro, C1-4alkyl, C1-4haloalkyl, C1-4 alkoxy(C1-4)alkyl, C1-4 haloalkoxy(C1-4)alkyl or C1-4 haloalkoxy, provided that at least one of R6, R7 and R8 is not hydrogen; R9, R10 and R11 are each, independently, hydrogen, halo, C1-4 alkyl, C1-4 haloalkyl or C1-4 alkoxy(C1-4)alkyl; and R12 is hydrogen, C1-6 alk
    Type: Application
    Filed: October 23, 2006
    Publication date: September 18, 2008
    Applicant: SYNGENTA CROP PROTECTION, INC.
    Inventors: Hans Tobler, Harald Walter, Josef Ehrenfreund, Camilla Corsi
  • Publication number: 20080214532
    Abstract: Compounds of the formula (I) in which the substituents are as defined in claim 1 are suitable for use as microbiocides.
    Type: Application
    Filed: March 21, 2006
    Publication date: September 4, 2008
    Inventors: Harald Walter, Camilla Corsi, Josef Ehrenfreund, Clemens Lamberth, Hans Tobler
  • Publication number: 20080188442
    Abstract: Compounds of the formula I in which the substituents are as defined in claim 1 are suitable for use as microbiocides.
    Type: Application
    Filed: July 17, 2006
    Publication date: August 7, 2008
    Applicant: SYNGENTA CROP PROTECTION, INC.
    Inventors: Clemens Lamberth, Camilla Corsi, Josef Ehrenfreund, Hans Tobler, Harald Walter