Carbocyclic Ring Bonded Directly To The Carbon Of The Acid Group Patents (Class 562/622)
  • Patent number: 11718584
    Abstract: The present invention disclosed a process for the synthesis of anthranilic diamide compound of formula (I), wherein, R1, R2, R3a, R3b, R3c, R4, R5, R6 and Z are as defined in the detailed description. The process comprising the step of obtaining a mono- or dicyano substituted aniline compound of formula (IV) which is then converted to an anthranilic acid compound of formula (V) or an anthranilic amide compound of formula (Va).
    Type: Grant
    Filed: February 20, 2020
    Date of Patent: August 8, 2023
    Assignee: PI INDUSTRIES LTD.
    Inventors: Phaneendrasai Karri, Jagadish Pabba, Bharat Uttamrao Shinde, Amol Dnyaneshwar Kalwaghe, Kamble Maruti Madhavrao, Alexander G. M. Klausener, Deepak Shankar Panmand
  • Patent number: 10745389
    Abstract: Compounds serving as histone deacetylase 6 (HDAC6) selective inhibitors, and applications thereof in the preparation of drugs for treating HDAC6-related diseases. Specifically disclosed are a compound as represented by formula (I) and a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: January 10, 2018
    Date of Patent: August 18, 2020
    Assignees: CSTONE PHARMACEUTICALS (SUZHOU) CO., LTD., CSTONE PHARMACEUTICALS (SHANGHAI) CO., LTD, CSTONE PHARMACEUTICALS
    Inventors: Hao Wu, Changqing Wei, Qiang Guo, Guifen Zhang, Bin Liu, Yonggang Liao, Yao Xiao, Shuhui Chen
  • Patent number: 9505726
    Abstract: Compounds of the formula I: or a pharmaceutically acceptable salt thereof, wherein, R1 is optionally substituted phenyl or optionally substituted pyridinyl, and R2, R3, R4, R5, R6, R7, R8 and R9 are as defined herein. Also disclosed are methods of using the compounds for treating diseases associated with P2X3 and/or a P2X2/3 receptor antagonists and methods of making the compounds.
    Type: Grant
    Filed: November 19, 2014
    Date of Patent: November 29, 2016
    Assignee: Roche Palo Alto LLC
    Inventors: Chris Allen Broka, Ronald Charles Hawley
  • Patent number: 8975438
    Abstract: A process for the preparation of a compound of formula (I): which is useful as an intermediate in the preparation of pharmaceutically active compounds.
    Type: Grant
    Filed: July 5, 2012
    Date of Patent: March 10, 2015
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Beat Birrer, Leo Clarke, Walter Deichtmann, John Hayes, Julius Jeisy, Christian Lautz, Rainer E. Martin, Michael Meade, Joaquim Pintao, Michelangelo Scalone, Juergen Schaefer, Dennis Smith, Andreas Staempfli, Joachim Veits, Christian Walch, Andrew Walsh, Andreas Zogg
  • Publication number: 20150065554
    Abstract: Disclosed herein are methods of treating a patient at risk of developing or having a neurofibromatosis or a sporadic schwannoma. In exemplary embodiments, the method involves administering to a subject in need an effective amount of a modulator of a target related to neurofibromatosis. Also disclosed are screening assays involving the implementation of Merlin-null Schwann cells, and to compounds identified using same.
    Type: Application
    Filed: March 13, 2013
    Publication date: March 5, 2015
    Applicant: University of Central Florida Research Foundation, Inc.
    Inventor: Cristina Fernandez-Valle
  • Publication number: 20140288119
    Abstract: This invention provides a compound having the structure: wherein R1 is H, halogen, —NR5R6, —NR5—C(?O)—R6, —NH—C(?O)—OR7, —OR7, —NO2, —CN, —SR7, —SO2R7, —CO2R7, CF3, —SOR7, —POR7, —C(?S)R7, —C(?O)—NR5R6, —CH2—C(?O)—NR5R6, —C(?NR5)R6, —P(?O)(OR5)(OR6), —P(OR5)(OR6), —C(?S)R7, C1-5 alkyl, C2-5 alkenyl, C2-5 alkynyl, aryl, heteroaryl, or heterocyclyl, wherein R5, R6, and R7 and are each, independently, H, C1-5 alkyl, C2-5 alkenyl, C2-5 alkynyl, heteroalkyl, cycloalkyl, heterocycloalkyl, aryl, or heteroaryl; m is an integer from 0 to 2; R2 and R3 are each, independently, H, halogen, —NH2, —CX3, —C(?O)OR8, C(?O)R8, —C(?O)NR9R10, C1-10 alkyl, C2-10 alkenyl, C2-10 alkynyl, heteroalkyl, aryl, heteroaryl, or heterocyclyl; wherein X is Cl, Br, or F; R8, R9 and R10 are each, independently, H, C1-5 alkyl, C2-5 alkenyl, C2-5 alkynyl, heteroalkyl, cycloalkyl, heterocycloalkyl, aryl, or heteroaryl; Q is —Ar1—Z— or —Z—Ar1—Z—, wherein Ar1 is aryl or heteroaryl; and each occurrence of Z is independently present or
    Type: Application
    Filed: October 3, 2012
    Publication date: September 25, 2014
    Applicants: The Trustees of Columbia University in the City of New York, SLOAN-KETTERING INSTITUTE FOR CANCER RESEARCH
    Inventors: Ronald Breslow, Paul A. Marks
  • Publication number: 20140271604
    Abstract: Polymorphic forms of histone deacetylase inhibitors (HDAC) and methods of making and using such polymorphic forms are provided. Crystalline polymorphic forms can be characterized by their X-ray powder diffraction patterns, solubility, stability and other properties.
    Type: Application
    Filed: March 11, 2014
    Publication date: September 18, 2014
    Inventor: STEFAN PRONIUK
  • Publication number: 20140275093
    Abstract: This invention provides compounds of formula (I): wherein ring A, X1, X2, X3, R2, R4b, R10, and G have values as described in the specification, useful as inhibitors of HDAC6. The invention also provides pharmaceutical compositions comprising the compounds of the invention, and methods of using the compositions in the treatment of proliferative, inflammatory, infectious, neurological or cardiovascular diseases or disorders.
    Type: Application
    Filed: October 16, 2013
    Publication date: September 18, 2014
    Applicant: Millennium Pharmaceuticals, Inc.
    Inventors: Christopher Blackburn, Kenneth M. Gigstad, Sean J. Harrison, He Xu
  • Publication number: 20140243334
    Abstract: This invention provides compounds of formula (I): wherein R1a, R1b, R1c, R2a, R2b, R2c, and R2d have values as described in the specification, useful as inhibitors of HDAC6. The invention also provides pharmaceutical compositions comprising the compounds of the invention and methods of using the compositions in the treatment of proliferative, inflammatory, infectious, neurological or cardiovascular diseases or disorders.
    Type: Application
    Filed: May 5, 2014
    Publication date: August 28, 2014
    Applicant: Millennium Pharmaceuticals, Inc.
    Inventors: Emily F. Calderwood, Dylan B. England, Alexandra E. Gould, Sean J. Harrison, Liting Ma
  • Patent number: 8778840
    Abstract: The present invention relates to novel soluble liquid (SL) formulations comprising A) quinclorac ammonium salts of formula I wherein R1, R2, R3 and R4 are independently hydrogen or optionally substituted alkyl, and B) a solvents of formula IIa wherein R5 is alkyl; A is alkylene or oxyalkylene; and m is 0, 1, 2 or 3; and/or a solvent of formula IIb HO—B—OH??(IIb) wherein B is a straight-chain or branched alkylene or alkyleneoxyalkylene or alkyleneoxyalkyleneoxyalkylene.
    Type: Grant
    Filed: July 7, 2008
    Date of Patent: July 15, 2014
    Assignee: BASF SE
    Inventors: Rainer Berghaus, Terrance Cannan, Joseph Zawierucha, Glenn W. Oliver
  • Publication number: 20140128408
    Abstract: Histone deacetylases inhibitors (HDACIs) and compositions containing the same are disclosed. Methods of treating diseases and conditions wherein inhibition of HDAC provides a benefit, like a cancer, a neurodegenerative disorder, a peripheral neuropathy, a neurological disease, traumatic brain injury, stroke, hypertension, malaria, an autoimmune disease, autism, autism spectrum disorders, and inflammation, also are disclosed.
    Type: Application
    Filed: January 31, 2012
    Publication date: May 8, 2014
    Applicant: THE BOARD OF TRUSTEES OF THE UNIVERSITY OF ILLINOIS
    Inventors: Alan Kozikowski, Jay H. Kalin, Kyle V. Butier, Joel Bergman, Wayne W. Hancock
  • Publication number: 20140107166
    Abstract: The present invention provides novel compounds for inhibiting histone deacetylases, and pharmaceutically acceptable salts and derivatives thereof. The present invention further provides methods for treating disorders regulated by histone deacetylase activity (e.g., proliferative diseases, cancer, inflammatory diseases, protozoal infections, hair loss, etc.) comprising administering a therapeutically effective amount of a compound of the invention to a subject in need thereof. The present invention also provides methods for preparing compounds of the invention.
    Type: Application
    Filed: February 13, 2012
    Publication date: April 17, 2014
    Applicant: DANA-FARBER CANCER INSTITUTE, INC.
    Inventors: Ralph Mazitschek, James E. Bradner, Melissa Grachan Harman
  • Patent number: 8637702
    Abstract: Compound selected from 4-(2(S)-benzoylamino-3-naphthalen-2-yl-propionylamino)-N-hydroxy-benzamide and benzo[1,3]dioxole-5-carboxylic acid [1(S)-(4-hydroxycarbamoyl-phenylcarbamoyl)-2-naphthalen-2-yl-ethyl]-amide, for use in the treatment of a HIV infection. The compound is administered in combination and/or in temporal proximity with at least one anti-retroviral agent.
    Type: Grant
    Filed: September 14, 2010
    Date of Patent: January 28, 2014
    Assignee: Italfarmaco S.p.A.
    Inventors: Charles Dinarello, Gianluca Fossati, Paolo Mascagni
  • Patent number: 8552218
    Abstract: Disclosed are compounds of Formula 1, including all geometric and stereoisomers, N-oxides, and salts thereof, wherein A1, A2, A3, A4, A5 and A6 are independently selected from the group consisting of CR3 and N; provided that at most 3 of A1, A2, A3, A4, A5 and A6 is N; B1, B2 and B3 are independently selected from the group consisting of CR2 and N; each R3 is independently H, halogen, C1-C6 alkyl, C1-C6 haloalkyl, C3-C6 cycloalkyl, C3-C6 halocycloalkyl, C1-C6 alkoxy, C1-C6 haloalkoxy, C1-C6 alkylthio, C1-C6 haloalkylthio, C1-C6 alkylsulfinyl, C1-C6 haloalkylsulfinyl, C1-C6 alkylsulfonyl, C1-C6 haloalkylsulfonyl, C1-C6 alkylamino, C2-C6 dialkylamino, —CN or —NO2; and R1, R2, R4, R5, W and n are as defined in the disclosure. Also disclosed are compositions containing the compounds of Formula 1 and methods for controlling an invertebrate pest comprising contacting the invertebrate pest or its environment with a biologically effective amount of a compound or a composition of the invention.
    Type: Grant
    Filed: July 30, 2012
    Date of Patent: October 8, 2013
    Assignee: E.I. du Pont de Nemours and Company
    Inventors: George Philip Lahm, Wesley Lawrence Shoop, Ming Xu
  • Patent number: 8476315
    Abstract: The present invention encompasses novel triterpene compounds of general formula I, wherein R3a, R3b, R11a, R11b, R31 and R32 are defined as in claim 1, which are suitable for the prevention and/or treatment of diseases mediated by 11 ?-HSD and the use thereof for preparing a medicament having the above-mentioned properties.
    Type: Grant
    Filed: March 10, 2010
    Date of Patent: July 2, 2013
    Assignee: Onepharm Research & Development GmbH
    Inventors: Paul Kosma, Ulrich Jordis, Dirk Classen-Houben, Bernhard Kueenburg, Christian Stanetty, Laszlo Czollner
  • Publication number: 20130165520
    Abstract: Hybrid molecules comprising a retinoic acid receptor agonist moiety and a histone deacetylase inhibitor (HDAC) moiety are disclosed. Hybrid molecule 3 (6-(5,5,8,8-tetramethyl-6,7-dihydronaphthalen-2-yl)naphthalene-2-hydroxamic acid) was proven to posses HDAC activity while maintaining RAR agonist activity. Hybrid molecule 3 and pharmaceutical compositions thereof can be used in the treatment of breast cancer, leukemia, non-small cell lung cancer, colon cancer, melanoma, ovarian cancer, renal cancer, prostate cancer and cancer of the CNS.
    Type: Application
    Filed: February 11, 2011
    Publication date: June 27, 2013
    Applicants: UNIVERSITY DE MONTREAL, THE ROYAL INSTITUTE FOR THE ADVANCEMENT OF LEARNING/MCGILL UNIVERSITY
    Inventors: Wilson H. Miller, Sylvie Mader, James Gleason
  • Patent number: 8450525
    Abstract: Novel compounds of the general formula (I), having histone deacetylase (HDAC) inhibiting enzymatic activity, their derivatives, analogs, tautomeric forms, stereoisomers, polymorphs, hydrates, solvates, intermediates, pharmaceutically acceptable salts, pharmaceutical compositions, metabolites and prodrugs thereof. The present invention more particularly provides novel compounds of the general formula (I). Also included is a method for treatment of cancer, psoriasis, proliferative conditions and conditions mediated by HDAC, in a mammal comprising administering an effective amount of a novel compound of formula (I).
    Type: Grant
    Filed: October 21, 2008
    Date of Patent: May 28, 2013
    Assignee: Orchid Chemicals & Pharmaceuticals Limited
    Inventors: Sridharan Rajagopal, Virendra Kachhadia, Thanasekaran Ponpandian, Abdul Raheem Keeri, Karnambaram Anandhan, Sriram Rajagopal, Rajendran Praveen, Prabhu Daivasigamani
  • Patent number: 8404738
    Abstract: The present invention provides compounds of formula or pharmaceutically acceptable salts, esters or stereoisomers thereof, wherein R1 to R4, A and Y have the meanings given herein, as well as methods for making those compounds and their use as medicament, in particular as medicament for the treatment of cancer.
    Type: Grant
    Filed: January 17, 2012
    Date of Patent: March 26, 2013
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Xianfeng Lin, Zongxing Qiu, Guozhi Tang, Jason Christopher Wong, Zhenshan Zhang
  • Publication number: 20120269727
    Abstract: The invention relates to compounds suitable for use in an imaging agent said imaging agent showing an improved pharmacokinetic profile.
    Type: Application
    Filed: June 22, 2012
    Publication date: October 25, 2012
    Applicant: GE HEALTHCARE AS
    Inventors: ALAN CUTHBERTSON, MAGNE SOLBAKKEN
  • Publication number: 20120203014
    Abstract: Herein disclosed is a method for treating patients affected by HIV comprising administering N-hydroxy-benzamide-based histone deacetylase inhibitors, such as: diethyl-[6-(4-hydroxycarbamoyl-phenyl-carbamoyloxymethyl)-naphtalen-2-yl-methyl]-ammonium chloride; 4-(2-(S)-benzoylamino-3-naphtalen-2-yl-propionylamino)-N-hydroxy-benzamide; and/or benzo[1,3]dioxole-5-carboxylic acid [1(S)-(4-hydroxycarbamoyl-phenylcarbamoyl)-2-naphtalen-2-yl-ethyl]-amide. Such histone deacetylase inhibitors are administered in a dosage ranging from 50 to 200 mg/day, preferably from 100 to 200 mg/day, so as to obtain a blood concentration between 125 and 250 nM.
    Type: Application
    Filed: September 14, 2010
    Publication date: August 9, 2012
    Inventors: Charles Dinarello, Gianluca Fossati, Paolo Mascagni
  • Patent number: 8143423
    Abstract: A process for preparing hydroxamic acids is provided. The process comprises reacting an aldehyde with a nitroso compound in the presence of a N-heterocyclic carbene (NHC) catalyst.
    Type: Grant
    Filed: March 20, 2008
    Date of Patent: March 27, 2012
    Assignee: Agency for Science, Technology and Research
    Inventors: Yugen Zhang, Jackie Y. Ying, Jayasree Seayad, Fong Tian Wong, Pranab K. Patra
  • Publication number: 20120046331
    Abstract: This invention relates to new antifungal agents, compositions thereof, and methods for inhibiting the growth of fungi involved in infection and disease of keratinized tissue, such as onychomycosis. The invention also relates to new antifungal agents, compositions thereof, and methods for treating and/or preventing fungal infection and/or disease of keratinized tissue, such as onychomycosis. The invention further relates to a kit comprising said antifungal agent and use of said kit in treatment of fungal infection and/or disease of keratinized tissue, such as onychomycosis.
    Type: Application
    Filed: August 19, 2011
    Publication date: February 23, 2012
    Inventor: Jeffrey M. Besterman
  • Publication number: 20120040993
    Abstract: Multifunctional compounds are provided, comprising two or more functional moieties selected from: (i) a moiety that imparts an iron chelator function; (ii) a moiety that imparts a neuroprotective function; (iii) a moiety that imparts combined antiapoptotic, neuroprotective and/or neurorestorative functions; (iv) a moiety that imparts brain MAO inhibition, preferably with little or no MAO inhibition in liver and small intestine; (v) a moiety that imparts cholinesterase inhibitory function; and (vi) a moiety that imparts an N-methyl-D-aspartic acid receptor (NMDAR) inhibition, and pharmaceutically acceptable salts and optical isomers thereof. The multifunctional compounds are useful in the treatment or prevention of diseases, disorders or conditions that can be prevented and/or treated by iron chelation therapy, and/or neuroprotection and/or neurorestoration, and/or apoptosis inhibition and/or MAO inhibition and/or cholinesterase inhibition and/or NMADR inhibition.
    Type: Application
    Filed: January 31, 2010
    Publication date: February 16, 2012
    Applicants: TECHNION RESEARCH AND DEVELOPMENT FOUNDATION LTD., YEDA RESEARCH AND DEVELOPMENT CO., LTD.
    Inventors: Moussa B. H. Youdim, Mati Fridkin, Hailin Zheng
  • Publication number: 20120022154
    Abstract: The present invention encompasses novel triterpene compounds of general formula I, wherein R3a, R3b, R11a, R11b, R31 and R32 are defined as in claim 1, which are suitable for the prevention and/or treatment of diseases mediated by 11 ?-HSD and the use thereof for preparing a medicament having the above-mentioned properties.
    Type: Application
    Filed: March 10, 2010
    Publication date: January 26, 2012
    Applicant: ONEPHARM RESEARCH & DEVELOPMENT GMBH
    Inventors: Dirk Classenhouben, Bernhard Kueenburg, Paul Kosma, Ulrich Jordis, Christian Stanetty, Laszlo Czollner
  • Publication number: 20120015942
    Abstract: This invention provides compounds of formula (I): wherein R1a, R1b, R1c, R2a, R2b, R2c, and R2d have values as described in the specification, useful as inhibitors of HDAC6. The invention also provides pharmaceutical compositions comprising the compounds of the invention and methods of using the compositions in the treatment of proliferative, inflammatory, infectious, neurological or cardiovascular diseases or disorders.
    Type: Application
    Filed: July 18, 2011
    Publication date: January 19, 2012
    Applicant: Millennium Pharmaceuticals, Inc.
    Inventors: Emily F. Calderwood, Dylan B. England, Alexandra E. Gould, Sean J. Harrison, Liting Ma
  • Publication number: 20120015943
    Abstract: This invention provides compounds of formula (I): wherein R1, R1b, R2a, R2b, R2c, and R2d have values as described in the specification, useful as inhibitors of HDAC6. The invention also provides pharmaceutical compositions comprising the compounds of the invention and methods of using the compositions in the treatment of proliferative, inflammatory, infectious, neurological or cardiovascular diseases or disorders.
    Type: Application
    Filed: July 18, 2011
    Publication date: January 19, 2012
    Applicant: Millennium Pharmacuticals, Inc.
    Inventors: Christopher Blackburn, Emily F. Calderwood, Kenneth M. Gigstad, Alexandra E. Gould, Sean J. Harrison, He Xu
  • Publication number: 20110301028
    Abstract: A method of stimulating germination in plant seeds and/or releasing plant tissue or plant organs from dormancy, comprising applying to a seed, plant, plant organ or plant tissue a compound of formula (I): where: R1 is alkyl or H; R2, R3, R4 and R5 are independently selectable from H, halide, —NO2, —SO2R?, —OH, —Oalkyl where R? is alkyl or aminoalkyl; and/or R1 and R5 are joined as —O(CH2)m—, where m is 1, 2, 3 or 4; R6 is a substituted or non-substituted alkyl, and/or substituted or non-substituted aryl; and n is an integer of 1 to 4.
    Type: Application
    Filed: November 17, 2009
    Publication date: December 8, 2011
    Applicant: SYNGENTA CROP PROTECTION, LLC
    Inventors: Andrew Thompson, Timothy Bugg
  • Publication number: 20110212969
    Abstract: This invention provides compounds of formula (I): wherein ring A, X1, X2, X3, R2, R4b, R10, and G have values as described in the specification, useful as inhibitors of HDAC6. The invention also provides pharmaceutical compositions comprising the compounds of the invention, and methods of using the compositions in the treatment of proliferative, inflammatory, infectious, neurological or cardiovascular diseases or disorders.
    Type: Application
    Filed: February 25, 2011
    Publication date: September 1, 2011
    Applicant: Millennium Pharmaceuticals, Inc.
    Inventors: Christopher Blackburn, Kenneth M. Gigstad, Sean J. Harrison, He Xu
  • Publication number: 20110105572
    Abstract: This invention pertains to certain active carbamic acid compounds which inhibit HDAC activity and which have the following formula: wherein: A is a C5-20heteroaryl or C5-20carboaryl group and is optionally substituted; Q1 is a C2-7alkylene group having a backbone of at least 2 carbon atoms, and is optionally substituted; J is —N(R1)C(?O)— or —C(?O)N(R1)—; R1 is hydrogen, C1-7alkyl, C3-20heterocyclyl, or C5-20aryl; and, Q2 is C1-7alkylene, C5-20arylene, C5-20arylene-C1-7alkylene, or C1-7alkylene-C5-20arylene having a backbone of at least 3 carbon atoms, and is optionally substituted; and pharmaceutically acceptable salts thereof. The present invention also pertains to pharmaceutical compositions comprising such compounds, and the use of such compounds and compositions, both in vitro and in vivo, to inhibit HDAC, and, e.g., to treat proliferative conditions, such as cancer and psoriasis.
    Type: Application
    Filed: January 4, 2011
    Publication date: May 5, 2011
    Inventors: Clare J. Watkins, Maria Rosario Romero-Martin, Kathryn G. Moore, James Ritchie, Paul W. Finn, Ivars Kalvinsh, Einars Loza, Igor Starchenkov, Klara Dikovska, Rasma M. Bokaldere, Vija Gailite, Maxim Vorona, Victor Andrianov, Daina Lolya, Valentina Semenikhina, Andris Amolins, C. John Harris, James E.S. Duffy
  • Publication number: 20100249197
    Abstract: This invention pertains to certain active carbamic acid compounds which inhibit HDAC activity and which have the formula (1) wherein: A is an aryl group; Q1 is an aryl leader group having a backbone of at least 2 carbon atoms; J is an amide linkage selected from: —NR1C(?O)— and —C(?O)NR1—; R1 is an amido substituent; and, Q2 is an acid leader group; and pharmaceutically acceptable salts, solvates, amides, esters, ethers, chemically protected forms, and prodrugs thereof. The present invention also pertains to pharmaceutical compositions comprising such compounds, and the use of such compounds and compositions, both in vitro and in vivo, to inhibit HDAC, and, e.g.
    Type: Application
    Filed: June 3, 2009
    Publication date: September 30, 2010
    Inventors: Clare J. Watkins, Maria Rosario Romero-Martin, Kathryn G. Moore, James Ritchie, Paul W. Finn, Ivars Kalvinsh, Einars Loza, Igor Starchenkov, Klara Dikovska, Rasma Bokaldere, Vija Gailite, Maxim Vorona, Victor Andrianov, Daina Lolya, Valentina Semenikhina, Andris Amolins, C. John Harris, James E.S. Duffy
  • Publication number: 20100105921
    Abstract: A process for preparing hydroxamic acids is provided. The process comprises reacting an aldehyde with a nitroso compound in the presence of a N-heterocyclic carbene (NHC) catalyst.
    Type: Application
    Filed: March 20, 2008
    Publication date: April 29, 2010
    Inventor: Yugen Zhang
  • Patent number: 7635788
    Abstract: Compounds of the formula: are described in which Z, Q, X, L, m and n assume the meanings stated in the description. The compounds (I) inhibit the production of TNF ? and may thus be useful in the treatment of inflammation and pathological conditions involving overproduction of said cytokine. They furthermore exhibit significant inhibitory activity on the proliferation of tumour cells and may thus be used for the treatment and/or prevention of tumorous, neurodegenerative or autoimmune disorders.
    Type: Grant
    Filed: June 7, 2005
    Date of Patent: December 22, 2009
    Assignee: Italfarmaco SpA
    Inventors: Massimo Pinori, Rocco Mazzaferro, Paolo Mascagni
  • Patent number: 7528260
    Abstract: A method is disclosed for preparing compounds of Formula 1 by combining compounds of Formulae 2 and 3 and a sulfonyl chloride. Also disclosed are compounds of Formula 3, which are useful as starting materials for this method.
    Type: Grant
    Filed: December 6, 2005
    Date of Patent: May 5, 2009
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Rafael Shapiro, Eric de Guyon Taylor, William T. Zimmerman
  • Patent number: 7485750
    Abstract: The present invention provides hydroxamic acid derivatives represented by the formula, having antioxidation, collagen biosynthesis promotion and skin pore contraction effects, and a method for preparation thereof. Further, the present invention provides skin-care external compositions for preventing skin aging, containing said hydroxamic acid derivatives represented by the formula as an active ingredient.
    Type: Grant
    Filed: March 21, 2006
    Date of Patent: February 3, 2009
    Assignee: Amorepacific Corporation
    Inventors: Ho Sik Rho, Heung Soo Baek, Jeong A. Lee, Chang Man Park, Duck Hoo Kim, Ih Soop Chang, Ok Sub Lee
  • Patent number: 7420089
    Abstract: The present invention is directed to certain hydroxamate derivatives that are useful in the treatment of hepatitis C. These compounds are also inhibitors of histone deacetylase and are therefore useful in the treatment of diseases associated with histone deacetylase activity. Pharmaceutical compositions and processes for preparing these compounds are also disclosed.
    Type: Grant
    Filed: August 6, 2007
    Date of Patent: September 2, 2008
    Assignee: Pharmacyclics, Inc.
    Inventors: Erik J. Verner, Martin Sendzik, Chitra Baskaran, Joseph J. Buggy, James Robinson
  • Patent number: 7282522
    Abstract: The present invention provides hydroxamic acid derivatives which have anti-aging efficacy and a method for preparation thereof. It is further provided skin-care external compositions for preventing skin aging, containing the hydroxamic acid derivatives represented by the formula (I) as an active ingredient.
    Type: Grant
    Filed: August 26, 2004
    Date of Patent: October 16, 2007
    Assignee: Amorepacific Corporation
    Inventors: Ho-Sik Rho, Heung-Soo Baek, Su-Jong Kim, Su-Nam Kim, Byung-Geun Chae, Byoung-Seok Lee, Bae-Hwan Kim, Gyu-Ho Choi, Eui-Dong Son, Hae-Kwang Lee, Hye-Won Lee, Jun-Cheol Cho, Duck-Hee Kim, Ih-Seop Chang, Ok-Sub Lee
  • Patent number: 7247736
    Abstract: The present invention provides a compound capable of binding to the ubiquinone binding site of DHODH which contains a non-aromatic ring system as a core structure, a group capable of interacting with structural elements of subsite 2 or 3 of the ubiquinone binding site of DHODH and a group capable of interacting hydrophobically with structural elements of subsite 1 of the ubiquinone binding site of DHODH. Furthermore, the present invention provides a compound capable of binding to the ubiquinone binding site of DHODH which contains an aromatic ring system as a core structure, a group capable of interacting with residues His 56 and/or Tyr 356 of subsite 3 of the ubiquinone binding site of DHODH and a group capable of interacting hydrophobically with structural elements of subsite 1 of the ubiquinone binding site of DHODH.
    Type: Grant
    Filed: November 10, 2004
    Date of Patent: July 24, 2007
    Assignee: 4SC AG
    Inventors: Johann Leban, Bernd Kramer, Roland Baumgartner, Katharina Aulinger-Fuchs, Stefan Tasler
  • Patent number: 7126001
    Abstract: The present invention provides the compound having the formula: wherein each of R1 and R2 is, substituted or unsubstituted, aryl, cycloalkyl, cycloalkylamino, naphtha, pyridineamino, piperidino, t-butyl, aryloxy, arylalkyloxy, or pyridine group; wherein A is an amido moiety, —O—, —S—, —NH—, or —CH2—; and wherein n is an integer from 3 to 8. The present invention also provides a method of selectively inducing growth arrest, terminal differentiation and/or apoptosis of neoplastic cells and thereby inhibiting proliferation of such cells. Moreover, the present invention provides a method of treating a patient having a tumor characterized by proliferation of neoplastic cells. Lastly, the present invention provides a pharmaceutical composition comprising a pharmaceutically acceptable carrier and a therapeutically acceptable amount of the compound above.
    Type: Grant
    Filed: October 25, 2002
    Date of Patent: October 24, 2006
    Assignees: Sloan-Kettering Institute for Cancer Research, The Trustees of Columbia University in the City of New York
    Inventors: Ronald Breslow, Sandro Belvedere, Leland Gershell, Thomas A. Miller, Paul A. Marks, Victoria M. Richon, Richard A. Rifkind
  • Patent number: 7091378
    Abstract: The present invention provides a novel method for the formation of hydroxamic acids comprising reacting under suitable conditions an ester with hydroxylamine in the presence of cyanide anion.
    Type: Grant
    Filed: July 6, 2004
    Date of Patent: August 15, 2006
    Assignee: Janssen Pharmaceutica, N.V.
    Inventors: Chih Yung Ho, Eric David Strobel
  • Patent number: 7071355
    Abstract: The present invention relates to compounds of the general formula (I) and salt and physiologically functional derivatives thereof, wherein A is a non-aromatic ring system containing 4 to 8 carbon atoms, wherein the ring system comprises at least one double bond and wherein one or more of the carbon atoms in the ring can be replaced by a group X, wherein X is selected from the group consisting of S, O, N, NR4, SO, CO or SO2; D is O, S, SO2, NR4 or CH2; Z1 and Z2 are independent from each other O, S, or NR5; R2 is H, OR6, or NHR7; E is an alkyl or cycloalkyl group or a monocyclic or polycyclic substituted or unsubstituted ring system which may contain one or more groups X and which contains at least one aromatic ring; Y is hydrogen, halogen, haloalkyl, haloalkyloxy, alkyl, cycloalkyl, a monocyclic or polycyclic substituted or unsubstituted ring system for the use as a medicament.
    Type: Grant
    Filed: December 17, 2003
    Date of Patent: July 4, 2006
    Assignee: 4 SC AG
    Inventors: Johann Leban, Martin Kralik
  • Patent number: 7001905
    Abstract: Diarylamines, such as 5-amide substituted diarylamines of formula (I) or formula (II) wherein A is hydroxy, C1-6 alkoxy, or NR6OR7; X is OR12, NR13R12, or NR14; inhibitors of MEK and are useful in the treatment of a variety of proliferative disease states, such as conditions related to the hyperactivity of MEK, as well as diseases modulated by the MEK cascade.
    Type: Grant
    Filed: March 12, 2001
    Date of Patent: February 21, 2006
    Assignee: Warner-Lambert Company
    Inventors: Cathlin Biwersi, Haile Tecle, Joseph Scott Warmus
  • Patent number: 6870065
    Abstract: A reagent having the general formula of General Formula I: wherein group R is an electrophilic or a nucleophilic moiety suitable for reaction of the reagent with a biologically active species; group R2 is one of H and OH moieties; group R3 is one of an alkyl and a methylene bearing an electronegative substituent; group Z is one of (CH2)n and CH2O(CH2CH2O)n2, and n is an integer of from 1 to 5, and n2 is an integer of from 1 to 4; and each of group Z2 and Z3 are (CH2)CONH(CH2)3CONH(CH2)2. Also, a reagent having the general formula of General Formula II: group R2 is one of H and OH moieties; group Z is one of (CH2)n and CH2O(CH2CH2O)n2, and n is an integer of from 1 to 5, and n2 is an integer of from 1 to 4; each of group Z2 and group Z3 include one of (CH2)CONH(CH2)3CONH(CH2)2; and (CH2)CONH(CH2); and group R is an electrophilic or a nucleophilic moiety suitable for reaction of the reagent with the biologically active species.
    Type: Grant
    Filed: June 28, 2002
    Date of Patent: March 22, 2005
    Assignee: Cambrex Bio Science Rockland, Inc.
    Inventors: Clarence N. Ahlem, Robert J. Kaiser, Kevin P. Lund, Mark L. Stolowitz
  • Publication number: 20040214862
    Abstract: Compounds of formula I 1
    Type: Application
    Filed: May 17, 2004
    Publication date: October 28, 2004
    Inventors: Ulrike Leser-Reiff, Tim Sattelkau, Gerd Zimmermann
  • Patent number: 6716878
    Abstract: Compounds of formula (I) are antibacterial agents: wherein Z represents a radical of formula —N(OH)CH(═O) or of formula —C(═O)NH(OH), and R1-R4 are as defined in the specification. A method for the treatment of bacterial or protozoal infections in humans and non-human mammals, which comprises administering to a subject suffering such infection an antibacterially or antiprotozoally effective dose of a compound of formula (I) or a pharmaceutically or veterinarily acceptable salt, hydrate or solvate thereof.
    Type: Grant
    Filed: October 5, 2001
    Date of Patent: April 6, 2004
    Assignee: Vernalis (Oxford) Limited
    Inventors: Richard Simon Todd, Daniel Christopher Brookings, Helen Katherine Smith, Alison Jane Thompson, Raymond Paul Beckett
  • Patent number: 6696472
    Abstract: The invention relates to substituted polycyclic aryl and heteroaryl tertiary-heteroalkylamine compounds useful as inhibitors of cholesteryl ester transfer protein (CETP; plasma lipid transfer protein-I) and compounds, compositions and methods for treating atherosclerosis and other coronary artery diseases. Preferred tertiary-heteroalkylamine compounds are substituted N-phenoxy-N-phenyl aminoalcohols.
    Type: Grant
    Filed: May 23, 2002
    Date of Patent: February 24, 2004
    Assignee: Pharmacia Corporation
    Inventors: James A. Sikorski, Richard C. Durley, Deborah A. Mischke, Emily J. Reinhard, Yvette M. Fobian, Michael B. Tollefson, Lijuan Wang, Margaret L. Grapperhaus, Brian S. Hickory, Mark A. Massa, Monica B. Norton, William F. Vernier, Barry L. Parnas, Michele A. Promo, Ashton T. Hamme, Dale P. Spangler, Melvin L. Rueppel
  • Patent number: 6649612
    Abstract: Compounds of formula (I): in which: Ar represents an aromatic or a heteroaromatic radical optionally substituted, in particular, with an alkyl or a carboxyl group, R2 and R3 represent, in particular, H or alkyl, or R2 and R3, taken together, form a 5- or 6-membered ring, R4 and R5 represent, in particular, H or halogen, R6 represents, in particular, H or lower alkyl, and the salts of the compounds of formula (I). These compounds can be used in particular in the treatment of dermatological complaints associated with a keratinization disorder, and for combating ageing of the skin.
    Type: Grant
    Filed: August 21, 2001
    Date of Patent: November 18, 2003
    Assignee: Galderma Research & Development
    Inventors: Jean-Michel Bernardon, Philippe Nedoncelle
  • Publication number: 20030176708
    Abstract: This invention is in the field of antiinflammatory pharmaceutical agents and specifically relates to compounds, compositions and methods for treating disorders mediated by cyclooxygenase-2 or 5-lipoxygenase, such as inflammation.
    Type: Application
    Filed: December 12, 2002
    Publication date: September 18, 2003
    Applicant: Pharmacia Corporation
    Inventors: John J. Talley, James A. Sikorski, Matthew J. Graneto, Jeffery S. Carter, Bryan H. Norman, Balekudru Devadas, Hwang-Fun Lu
  • Patent number: 6610729
    Abstract: The present invention relates to a hydroxamic acid derivative of the formula (I) wherein each symbol is as defined in the specification, a pharmacologically acceptable salt thereof, a pharmaceutical composition containing the derivative or a salt thereof, and to pharmaceutical use thereof. The hydroxamic acid derivative and a pharmacologically acceptable salt thereof of the present invention have an inhibitory activity of TNF &agr; production, and are useful for, for example, the prophylaxis and treatment of the diseases such as autoimmune diseases and inflammatory diseases (e.g., sepsis, MOF, rheumatoid arthritis, Crohn's disease, cachexia, myasthenia gravis, systemic lupus erythematosus, asthma, I type diabetes, psoriasis and the like), and the like.
    Type: Grant
    Filed: November 22, 2000
    Date of Patent: August 26, 2003
    Assignee: Mitsubishi Pharma Corporation
    Inventors: Tomokazu Gotou, Shinji Takeda, Kazuhiro Maeda, Tomohiro Yoshida, Naoki Sugiyama, Tadahiro Takemoto
  • Patent number: 6605742
    Abstract: Novel cyclo azaphospha hydrocarbons according to formula I are provided. The compounds are useful as metalloprotease inhibitors.
    Type: Grant
    Filed: April 11, 2002
    Date of Patent: August 12, 2003
    Assignee: LEO Pharma A/S
    Inventors: Thomas Høyer, Morten Dahl Sørensen
  • Publication number: 20030139388
    Abstract: The present application describes novel cyclic hydroxamic acids of formula I: 1
    Type: Application
    Filed: September 16, 2002
    Publication date: July 24, 2003
    Inventors: Gregory R. Ott, Xiao-Tao Chen, Jingwu Duan, Zhonghui Lu