Patents Assigned to SENTINEL ONCOLOGY LIMITED
  • Publication number: 20240140908
    Abstract: The present invention relates to (R)-4-[5-(4-chlorophenyl)-1-[2-(trifluoromethyl)-phenyl]pyrrol-2-yl]-N-[2-(dimethylamino)-ethyl]benzamide (+)-L-tartrate salt, methods for its preparation, pharmaceutical compositions containing it and its use in treating diseases such as cancer.
    Type: Application
    Filed: September 23, 2021
    Publication date: May 2, 2024
    Applicant: SENTINEL ONCOLOGY LIMITED
    Inventors: Meriel Ruth MAJOR, Robert George BOYLE, Stuart TRAVERS, David Winter WALKER, Julian Scott NORTHEN, Stefania SANTONI
  • Patent number: 11884656
    Abstract: The invention provides compounds of the formula (3): or a pharmaceutically acceptable salt or tautomer thereof, wherein: Z is a 5-membered heteroaryl ring containing one or two nitrogen ring members and optionally one further heteroatom ring member selected from N and O; ring X is a benzene or pyridine ring; ring Y is a benzene, pyridine, thiophene or furan ring; Ar1 is an optionally substituted benzene, pyridine, thiophene or furan ring; m is 0, 1 or 2; n is 0, 1 or 2; R1 is selected from various substituents: R2 is selected from hydrogen and a C1-4 hydrocarbon group; R3 is selected from hydrogen and a C1-4 hydrocarbon group; R4 is selected from various substituents; R5 is selected from various substituents; Ar2 is an optionally substituted phenyl, pyridyl or pyridone group; R6 is a group Q1-Ra—Rb; Q1 is absent or is a C1-3 saturated hydrocarbon linker; Ra is selected from O; C(O); C(O)O; CONRc; N(Rc)CO; N(Rc)CONRc, NRc; and SO2NRc; Rb is selected from hydrogen and various substituents; and Rb is selec
    Type: Grant
    Filed: November 8, 2021
    Date of Patent: January 30, 2024
    Assignee: SENTINEL ONCOLOGY LIMITED
    Inventors: Robert George Boyle, David Winter Walker, Richard Justin Boyce
  • Patent number: 11786524
    Abstract: This invention relates to compounds that inhibit or modulate the activity of Chk-1 kinase. Also provided are pharmaceutical compositions containing the compounds and the therapeutic uses of the compounds.
    Type: Grant
    Filed: March 3, 2021
    Date of Patent: October 17, 2023
    Assignee: SENTINEL ONCOLOGY LIMITED
    Inventors: Robert George Boyle, David Winter Walker, Richard Justin Boyce, Scott Peterson, Francine Farouz, Cong Hung Vo
  • Publication number: 20220348565
    Abstract: The invention provides a composition of matter which: (i) consists of at least 90% by weight of an atropisomer (2A) and 0-10% by weight of an atropisomer of formula (2B); or (ii) consists of at least 90% by weight of an atropisomer (2B) and 0-10% by weight of an atropisomer of formula (2A); wherein the atropisomer of formula (2A) and the atropisomer of formula (2B) are represented by: or are pharmaceutically acceptable salts or tautomers thereof, wherein ring X is a benzene or pyridine ring; ring Y is selected from a benzene ring, a pyridine ring and a thiophene ring; R1 is trifluoromethyl; R2 is hydrogen; R3 is hydrogen; m is 0 or 1; n is 0, 1 or 2; Ar1 is a monocyclic aromatic ring selected from benzene and pyridine; each monocyclic aromatic ring being unsubstituted or substituted with 1 or 2 substituents R5 as defined herein; and R4; R5 when present, R6 and R7 independently selected from various substituents as defined herein.
    Type: Application
    Filed: September 25, 2020
    Publication date: November 3, 2022
    Applicant: SENTINEL ONCOLOGY LIMITED
    Inventors: Robert George BOYLE, Meriel Ruth MAJOR, Stuart TRAVERS, David Winter WALKER, Michal CZYZEWSKI, Derek John LONDESBROUGH, Julian Scott NORTHEN, Stefania SANTONI
  • Publication number: 20220135552
    Abstract: The invention provides compounds of the formula (3): or a pharmaceutically acceptable salt or tautomer thereof, wherein: Z is a 5-membered heteroaryl ring containing one or two nitrogen ring members and optionally one further heteroatom ring member selected from N and O; ring X is a benzene or pyridine ring; ring Y is a benzene, pyridine, thiophene or furan ring; Ar1 is an optionally substituted benzene, pyridine, thiophene or furan ring; m is 0, 1 or 2; n is 0, 1 or 2; R1 is selected from various substituents: R2 is selected from hydrogen and a C1-4 hydrocarbon group; R3 is selected from hydrogen and a C1-4 hydrocarbon group; R4 is selected from various substituents; R5 is selected from various substituents; Ar2 is an optionally substituted phenyl, pyridyl or pyridone group; R6 is a group Q1-Ra—Rb; Q1 is absent or is a C1-3 saturated hydrocarbon linker; Ra is selected from O; C(O); C(O)O; CONRc; N(Rc)CO; N(Rc)CONRc, NRc; and SO2NRc; Rb is selected from hydrogen and various substituents; and Rb is selecte
    Type: Application
    Filed: November 8, 2021
    Publication date: May 5, 2022
    Applicant: SENTINEL ONCOLOGY LIMITED
    Inventors: Robert George BOYLE, David Winter WALKER, Richard Justin BOYCE
  • Patent number: 11208405
    Abstract: The invention provides compounds of the formula (3): or a pharmaceutically acceptable salt or tautomer thereof, wherein: Z is a 5-membered heteroaryl ring containing one or two nitrogen ring members and optionally one further heteroatom ring member selected from N and O; ring X is a benzene or pyridine ring; ring Y is a benzene, pyridine, thiophene or furan ring; Ar1 is an optionally substituted benzene, pyridine, thiophene or furan ring; m is 0, 1 or 2; n is 0, 1 or 2; R1 is selected from various substituents: R2 is selected from hydrogen and a C1-4 hydrocarbon group; R3 is selected from hydrogen and a C1-4 hydrocarbon group; R4 is selected from various substituents; R5 is selected from various substituents; Ar2 is an optionally substituted phenyl, pyridyl or pyridone group; R6 is a group Q1-Ra—Rb; Q1 is absent or is a C1-3 saturated hydrocarbon linker; Ra is selected from O; C(O); C(O)O; CONRc; N(Rc)CO; N(Rc)CONRc, NRc; and SO2NRc; Rb is selected from hydrogen and various substituents;
    Type: Grant
    Filed: April 27, 2018
    Date of Patent: December 28, 2021
    Assignee: SENTINEL ONCOLOGY LIMITED
    Inventors: Robert George Boyle, David Winter Walker, Richard Justin Boyce
  • Publication number: 20210275525
    Abstract: This invention relates to compounds that inhibit or modulate the activity of Chk-1 kinase. Also provided are pharmaceutical compositions containing the compounds and the therapeutic uses of the compounds.
    Type: Application
    Filed: March 3, 2021
    Publication date: September 9, 2021
    Applicant: SENTINEL ONCOLOGY LIMITED
    Inventors: Robert George BOYLE, David Winter WALKER, Richard Justin BOYCE, Scott PETERSON, Francine FAROUZ, Cong Hung VO
  • Patent number: 10973817
    Abstract: This invention relates to compounds that inhibit or modulate the activity of Chk-1 kinase. Also provided are pharmaceutical compositions containing the compounds and the therapeutic uses of the compounds.
    Type: Grant
    Filed: May 31, 2018
    Date of Patent: April 13, 2021
    Assignee: SENTINEL ONCOLOGY LIMITED
    Inventors: Robert George Boyle, David Winter Walker, Richard Justin Boyce, Scott Peterson, Francine Farouz, Cong Hung Vo
  • Publication number: 20200247796
    Abstract: The invention provides compounds of the formula (3): or a pharmaceutically acceptable salt or tautomer thereof, wherein: Z is a 5-membered heteroaryl ring containing one or two nitrogen ring members and optionally one further heteroatom ring member selected from N and O; ring X is a benzene or pyridine ring; ring Y is a benzene, pyridine, thiophene or furan ring; Ar1 is an optionally substituted benzene, pyridine, thiophene or furan ring; m is 0, 1 or 2; n is 0, 1 or 2; R1 is selected from various substituents: R2 is selected from hydrogen and a C1-4 hydrocarbon group; R3 is selected from hydrogen and a C1-4 hydrocarbon group; R4 is selected from various substituents; R5 is selected from various substituents; Ar2 is an optionally substituted phenyl, pyridyl or pyridone group; R6 is a group Q1-Ra—Rb; Q1 is absent or is a C1-3 saturated hydrocarbon linker; Ra is selected from O; C(O); C(O)O; CONRc; N(Rc)CO; N(Rc)CONRc, NRc; and SO2NRc; Rb is selected from hydrogen and various substituents;
    Type: Application
    Filed: April 27, 2018
    Publication date: August 6, 2020
    Applicant: SENTINEL ONCOLOGY LIMITED
    Inventors: Robert George BOYLE, David Winter WALKER, Richard Justin BOYCE
  • Patent number: 10730882
    Abstract: The invention provides compound that inhibit or modulate the activity of p70S6 kinase, the compounds being of the formula (1): or a salt, tautomer or N-oxide thereof; wherein: one of Y and Z is R3 and the other is Ar2; Q1 is an optionally substituted C1-8 alkylene group; and wherein a carbon atom of the C1-8 alkylene group may optionally be replaced by a cyclopropane-1,1-diyl or cyclobutane-1,1-diyl group provided that the total number of carbon atoms in an alkylene group containing such a replacement does not exceed 8; Q2 is a bond or an optionally substituted C1-8 alkylene group R1 is selected from hydrogen, NRxRy and a group Cy1; Rx and Ry are each is selected from hydrogen, C1-4 hydrocarbyl or hydroxy-C1-4 hydrocarbyl; or NRxRy forms an optionally substituted 4 to 7-membered heterocyclic ring; Cy1 is an optionally substituted C-linked 3 to 7 membered monocyclic non-aromatic carbocyclic or heterocyclic; R2 and R4 are each is selected from hydrogen, fluorine, chlorine, optionally substituted C1-2 al
    Type: Grant
    Filed: June 14, 2019
    Date of Patent: August 4, 2020
    Assignee: SENTINEL ONCOLOGY LIMITED
    Inventors: Robert George Boyle, David Winter Walker
  • Publication number: 20190292195
    Abstract: The invention provides compound that inhibit or modulate the activity of p70S6 kinase, the compounds being of the formula (1): or a salt, tautomer or N-oxide thereof; wherein: one of Y and Z is R3 and the other is Ar2; Q1 is an optionally substituted C1-8 alkylene group; and wherein a carbon atom of the C1-8 alkylene group may optionally be replaced by a cyclopropane-1,1-diyl or cyclobutane-1,1-diyl group provided that the total number of carbon atoms in an alkylene group containing such a replacement does not exceed 8; Q2 is a bond or an optionally substituted C1-8 alkylene group R1 is selected from hydrogen, NRxRy and a group Cy1; Rx and Ry are each is selected from hydrogen, C1-4 hydrocarbyl or hydroxy-C1-4 hydrocarbyl; or NRxRy forms an optionally substituted 4 to 7-membered heterocyclic ring; Cy1 is an optionally substituted C-linked 3 to 7 membered monocyclic non-aromatic carbocyclic or heterocyclic; R2 and R4 are each is selected from hydrogen, fluorine, chlorine, optionally substituted C1-2 al
    Type: Application
    Filed: June 14, 2019
    Publication date: September 26, 2019
    Applicant: SENTINEL ONCOLOGY LIMITED
    Inventors: Robert George BOYLE, David Winter WALKER
  • Patent number: 10344033
    Abstract: The invention provides compound that inhibit or modulate the activity of p70S6 kinase, the compounds being of the formula (1): or a salt, tautomer or N-oxide thereof; wherein: one of Y and Z is R3 and the other is Ar2; Q1 is an optionally substituted C1-8 alkylene group; and wherein a carbon atom of the C1-8 alkylene group may optionally be replaced by a cyclopropane-1,1-diyl or cyclobutane-1,1-diyl group provided that the total number of carbon atoms in an alkylene group containing such a replacement does not exceed 8; Q2 is a bond or an optionally substituted C1-8 alkylene group R1 is selected from hydrogen, NRxRy and a group Cy1; Rx and Ry are each is selected from hydrogen, C1-4 hydrocarbyl or hydroxy-C1-4 hydrocarbyl; or NRxRy forms an optionally substituted 4 to 7-membered heterocyclic ring; Cy1 is an optionally substituted C-linked 3 to 7 membered monocyclic non-aromatic carbocyclic or heterocyclic; R2 and R4 are each is selected from hydrogen, fluorine, chlorine, optionally substituted C1-2 al
    Type: Grant
    Filed: September 30, 2016
    Date of Patent: July 9, 2019
    Assignee: SENTINEL ONCOLOGY LIMITED
    Inventors: Robert George Boyle, David Winter Walker
  • Publication number: 20180370975
    Abstract: The invention provides compound that inhibit or modulate the activity of p70S6 kinase, the compounds being of the formula (1): or a salt, tautomer or N-oxide thereof; wherein: one of Y and Z is R3 and the other is Ar2; Q1 is an optionally substituted C1-8 alkylene group; and wherein a carbon atom of the C1-8 alkylene group may optionally be replaced by a cyclopropane-1,1-diyl or cyclobutane-1,1-diyl group provided that the total number of carbon atoms in an alkylene group containing such a replacement does not exceed 8; Q2 is a bond or an optionally substituted C1-8 alkylene group R1 is selected from hydrogen, NRxRy and a group Cy1; Rx and Ry are each is selected from hydrogen, C1-4 hydrocarbyl or hydroxy-C1-4 hydrocarbyl; or NRxRy forms an optionally substituted 4 to 7-membered heterocyclic ring; Cy1 is an optionally substituted C-linked 3 to 7 membered monocyclic non-aromatic carbocyclic or heterocyclic; R2 and R4 are each is selected from hydrogen, fluorine, chlorine, optionally substituted C1-2 alkyl
    Type: Application
    Filed: September 30, 2016
    Publication date: December 27, 2018
    Applicant: SENTINEL ONCOLOGY LIMITED
    Inventors: Robert George BOYLE, David Winter WALKER
  • Patent number: 10144726
    Abstract: The invention provides compounds for use in the treatment of a disease or condition selected from brain disorders and triple-negative breast cancer, the compounds being of the formula (1): or a salt or tautomer thereof; wherein: X1 is N or N+(O?); X2 is N or CH; Q is selected from a C1-3 alkylene group, cyclopropane-1,1-diyl and cyclobutane-1,1-diyl; R1 is selected from hydrogen and C1-4 alkyl; R2, R3 and R4 are the same or different and each is selected from hydrogen and fluorine; Ar1 is a benzene, thiophene, naphthyl or pyridine ring optionally substituted with 1, 2 or 3 substituents selected from fluorine; chlorine; bromine; C1-4 hydrocarbyl; C1-4 hydrocarbyloxy; trifluoromethyl; difluoromethyl; cyano; trifluoromethoxy; difluoromethoxy; Ar2 is a monocyclic 5- or 6-membered heteroaryl ring containing 1, 2 or 3 heteroatom ring members selected from O, N and S and being optionally substituted with 1, 2 or 3 substituents selected from fluorine; C1-4 hydrocarbyl; amino; mono-C1-4 hydrocarbylamino and di
    Type: Grant
    Filed: February 15, 2016
    Date of Patent: December 4, 2018
    Assignee: SENTINEL ONCOLOGY LIMITED
    Inventors: Robert George Boyle, David Winter Walker
  • Publication number: 20180022735
    Abstract: The invention provides compounds for use in the treatment of a disease or condition selected from brain disorders and triple-negative breast cancer, the compounds being of the formula (1): or a salt or tautomer thereof; wherein: X1 is N or N+(O?); X2 is N or CH; Q is selected from a C1-3 alkylene group, cyclopropane-1,1-diyl and cyclobutane-1,1-diyl; R1 is selected from hydrogen and C1-4 alkyl; R2, R3 and R4 are the same or different and each is selected from hydrogen and fluorine; Ar1 is a benzene, thiophene, naphthyl or pyridine ring optionally substituted with 1, 2 or 3 substituents selected from fluorine; chlorine; bromine; C1-4 hydrocarbyl; C1-4 hydrocarbyloxy; trifluoromethyl; difluoromethyl; cyano; trifluoromethoxy; difluoromethoxy; Ar2 is a monocyclic 5- or 6-membered heteroaryl ring containing 1, 2 or 3 heteroatom ring members selected from O, N and S and being optionally substituted with 1, 2 or 3 substituents selected from fluorine; C1-4 hydrocarbyl; amino; mono-C1-4 hydrocarbylamino and di-
    Type: Application
    Filed: February 15, 2016
    Publication date: January 25, 2018
    Applicant: SENTINEL ONCOLOGY LIMITED
    Inventors: Robert George BOYLE, David Winter WALKER
  • Publication number: 20170247341
    Abstract: The invention provides compounds which inhibit or modulate the activity of Chk-1 kinase and which are useful in the treatment of cancer.
    Type: Application
    Filed: March 16, 2017
    Publication date: August 31, 2017
    Applicant: SENTINEL ONCOLOGY LIMITED
    Inventors: Robert George Boyle, Richard Justin Boyce
  • Patent number: 9630931
    Abstract: The invention provides compounds which inhibit or modulate the activity of Chk-1 kinase and which are useful in the treatment of cancer. The compounds have the general formula (1): and salts, N-oxides and tautomers thereof, wherein m is 2, 3 or 4; n is 0 or 1; Q1 is selected from a bond; C(?O); S(O); SO2; and an alkylene chain of 1 to 4 carbon atoms in length between the moiety R4 and the nitrogen atom.
    Type: Grant
    Filed: November 16, 2012
    Date of Patent: April 25, 2017
    Assignee: SENTINEL ONCOLOGY LIMITED
    Inventors: Robert George Boyle, Richard Justin Boyce
  • Patent number: 8716287
    Abstract: A compound of the formula (I):
    Type: Grant
    Filed: May 12, 2011
    Date of Patent: May 6, 2014
    Assignee: Sentinel Oncology Limited
    Inventors: Robert George Boyle, David Winter Walker, Richard Justin Boyce
  • Patent number: 8716473
    Abstract: The invention provides compounds of the formula (1): or salts or tautomers thereof; wherein X1 is N or N+(O?); X2 is N or CH; Q is a C1-3 alkylene group; R1 is selected from hydrogen, C1-4 hydrocarbyl and hydroxy-C2-4 hydrocarbyl; R2, R3 and R4 are the same or different and each is selected from hydrogen, fluorine, chlorine and methyl; Ar1 is an optionally substituted monocyclic 5 or 6-membered aryl or heteroaryl ring containing 0, 1 or 2 heteroatom ring members selected from O, N and S, or a naphthyl ring and Ar2 is an optionally substituted monocyclic 5 or 6-membered heteroaryl ring containing 1, 2 or 3 heteroatom ring members selected from O, N and S. The compounds of formula (1) are inhibitors of p70S6 kinase and are useful in the treatment of proliferative diseases.
    Type: Grant
    Filed: May 26, 2010
    Date of Patent: May 6, 2014
    Assignee: Sentinel Oncology Limited
    Inventors: Robert George Boyle, David Winter Walker
  • Patent number: 8461339
    Abstract: The invention provides kinase inhibitor compounds of the formula (1): or salts, solvates, tautomers or N-oxides thereof; wherein X is O, CO, X1C(X2), C(X2)X1, X1C(X2)X1, S, SO, SO2, NRc, SO2NRc or NRcSO2; m is 0-2; n is 0-1; q is 0-2; A is C1-6 alkylene optionally interrupted by O; R1 is halogen, cyano, nitro, an optionally substituted acyclic C1-6 hydrocarbon group, optionally substituted C3-7 cycloalkyl, optionally substituted phenyl, optionally substituted five membered heteroaryl, NR2R3, Ra—Rb, O—Rb or C(O)NR2R8; R4 is fluorine, chlorine, methyl or cyano; R2 is hydrogen or optionally substituted C1-4 alkyl; R3 is Ra—Rb; or NR2R3 forms a 4 to 7 membered non-aromatic heterocyclic ring; Ra is a bond, C(X2), C(X2)X1, SO, SO2 or SO2NRc; Rb is hydrogen or an optionally substituted 3 to 7-membered carbocyclic or heterocyclic ring or an optionally substituted C1-12 acyclic hydrocarbon group; Rc is hydrogen or a C1-4 hydrocarbon group; Rd is O, CO, X1C(X2), C(X2)X1, X1C(X2)X1, S, SO, SO2, NRc, SO2NRc or NRcSO2
    Type: Grant
    Filed: July 15, 2009
    Date of Patent: June 11, 2013
    Assignee: Sentinel Oncology Limited
    Inventors: Robert George Boyle, David Winter Walker