The Additional Hetero Ring Is Five-membered Consisting Of One Nitrogen And Four Carbons Patents (Class 546/276.4)
  • Patent number: 6486182
    Abstract: This invention relates to mutual prodrugs of amlodipine and atorvastatin and to pharmaceutical compositions thereof. This invention also relates to methods of treating angina pectoris, atherosclerosis, and hypertension and hyperlipidemia in a mammal using those prodrugs and compositions. This invention also relates to methods of managing cardiac risk in a mammal, including humans, presenting with symptoms of cardiac risk by administering those prodrugs and compositions.
    Type: Grant
    Filed: May 24, 2000
    Date of Patent: November 26, 2002
    Assignee: Pfizer Inc
    Inventors: George Chang, Ernest S. Hamanaka, John L. LaMattina
  • Publication number: 20020156104
    Abstract: Novel pyridyl or pyrimidinyl substituted pyrazole and pyrazoline compounds and compositions for use in therapy.
    Type: Application
    Filed: December 13, 1999
    Publication date: October 24, 2002
    Inventors: JERRY L. ADAMS, TIMOTHY GALLAGHER, IRENNEGBE KELLY OSIFO
  • Publication number: 20020156107
    Abstract: Novel prodrugs of amino ceramide-like compounds are provided which inhibit glucosyl ceramide (GlcCer) formation by inhibiting the enzyme GlcCer synthase, thereby lowering the level of glycosphingolipids. The compounds of the present invention have improved GlcCer synthase inhibition activity and are therefore highly useful in therapeutic methods for treating various conditions and diseases associated with altered glycosphingolipid levels.
    Type: Application
    Filed: January 10, 2002
    Publication date: October 24, 2002
    Inventors: James A. Shayman, Norman S. Radin
  • Patent number: 6465493
    Abstract: Compounds of formula (I) or a pharmaceutically acceptable salt thereof: wherein R1, R2 and R3 are various substituent groups; and one of X1 and X2 is N or CR′, and the other is NR′ or CHR′ wherein R′ is hydrogen, OH, C1-6alkyl, or C3-7cycloalkyl; or when one of X1 and X2 is N or CR′ then the other may be S or O; and their use as pharmaceuticals.
    Type: Grant
    Filed: October 9, 2001
    Date of Patent: October 15, 2002
    Assignee: Smithkline Beecham Corporation
    Inventors: Joelle L. Burgess, James F. Callahan
  • Patent number: 6465491
    Abstract: The present invention relates to certain 6-phenyl-pyridin-2-ylamine derivatives that exhibit activity as nitric oxide synthase (NOS) inhibitors, to pharmaceutical compositions containing them and to their use in the treatment and prevention of central nervous system disorders.
    Type: Grant
    Filed: April 4, 2001
    Date of Patent: October 15, 2002
    Assignee: Pfizer Inc.
    Inventors: John A. Lowe, III, Peter J. Whittle
  • Patent number: 6458789
    Abstract: The present invention relates to novel 2-aminopyridine derivative compounds of the following formula: wherein R1 to R5 have the meanings provided herein. The invention further relates to combinatorial libraries containing two or more such compounds, as well as methods of preparing 2-aminopyridine derivative compounds.
    Type: Grant
    Filed: September 29, 1999
    Date of Patent: October 1, 2002
    Assignee: Lion Bioscience AG
    Inventors: Behrouz Forood, Brenton T. Flatt, Christophe Chassaing, Alan K. Katritzky
  • Patent number: 6455520
    Abstract: The invention concerns amide derivatives of formula (I) wherein R3 is (1-6C)alkyl or halogeno; m is 0-3, p is 0-2 and q is 0-4; each of R1 and R2 is a group such as hydroxy, halogeno, trifluoromethyl and cyano; R4 is a basic group such as amino, (1-6C)alkylamino, di-[(1-6C)alkyl]amino, di-[(1-6C)alkyl]amino-(1-6C)alkyl, di-[(1-6C)alkyl]amino-(2-6C)alkoxy, heteroaryl, heteroaryloxy, heteroaryl-(1-6C)alkoxy, heterocyclyl, heterocyclyloxy and heterocyclyl-(1-6C)alkoxy; and Q2 is a group such as heteroaryl, heteroaryloxy or heteroaryl-(1-6C)alkoxy which is optionally substituted; or pharmaceutically-acceptable salts or in-vivo-cleavable esters thereof; processes for their preparation, pharmaceutical compositions containing them and their use in the treatment of diseases or medical conditions mediated by cytokines.
    Type: Grant
    Filed: March 23, 2001
    Date of Patent: September 24, 2002
    Assignee: Astra Zeneca AB
    Inventors: Dearg S Brown, George R Brown
  • Publication number: 20020133015
    Abstract: Compounds of Formula I have activity as inhibitors of binding between VCAM-1 and cells expressing VLA-4 and are useful for treating disease whose symptoms and or damage are related to the binding of VCAM-1 to cells expressing VLA-4.
    Type: Application
    Filed: January 29, 2002
    Publication date: September 19, 2002
    Inventors: Gerald Lewis Kaplan, Achyutharao Sidduri, Jefferson Wright Tilley
  • Patent number: 6441181
    Abstract: A process is provided for preparing a compound of the formula: using a compound having the formula wherein R2 and R3 are independently C1-C3 alkyl or phenyl.
    Type: Grant
    Filed: July 24, 2001
    Date of Patent: August 27, 2002
    Assignee: Pfizer Inc.
    Inventor: Robert W. Scott
  • Publication number: 20020115864
    Abstract: The present invention relates to the potentiation of glutamate receptor function using certain sulphonamide derivatives. It also relates to novel sulphonamide derivatives, to processes for their preparation and to pharmaceutical compositions containing them.
    Type: Application
    Filed: January 18, 2002
    Publication date: August 22, 2002
    Inventors: MacKlin Brian Arnold, Paul Leslie Ornstein, Richard Lee Simon, Hamideh Zarrinmayeh, Dennis Michael Zimmerman
  • Patent number: 6437138
    Abstract: Novel 3-pyridyloxymethyl heterocyclic ether compounds of the formula: or the pharmaceutically-acceptable salts or prodrugs thereof are selective and potent ligands at neuronal nicotinic cholinergic channel receptors, and are effective in controlling synaptic transmission. Key intermediates and processes using this key intermediates to produce compounds of formula I with the variables defined in the specification are also described.
    Type: Grant
    Filed: March 1, 2000
    Date of Patent: August 20, 2002
    Assignee: Abbott Laboratories
    Inventors: Nan-Horng Lin, Yun He, Mark W. Holladay, Keith Ryther, Yihong Li, Hao Bai
  • Publication number: 20020111369
    Abstract: This invention provides compounds of formula I having the structure 1
    Type: Application
    Filed: January 10, 2002
    Publication date: August 15, 2002
    Applicant: American Home Products Corporation
    Inventors: Jay E. Wrobel, John F. Rogers, Daniel M. Green, Wenling Kao, James W. Jetter
  • Publication number: 20020111367
    Abstract: The present invention is a series of compounds formed from phenyl substituted pyridine or benzene derivatives and their pharmaceutically acceptable salts. These compounds have shown high affinity as antagonists to the NK-1 receptor.
    Type: Application
    Filed: January 17, 2002
    Publication date: August 15, 2002
    Inventors: Michael Bos, Guido Galley, Thierry Godel, Torsten Hoffmann, Walter Hunkeler, Patrick Schnider, Heinz Stadler
  • Patent number: 6429213
    Abstract: The present application de gibes novel cyclic hydroxamic acids of formula I: or pharmaceutically acceptable salt forms thereof, wherein ring B is a 5-7 membered cyclic system containing from 0-2 heteroatoms selected from O, N, NRa, and S(O)p, and 0-1 carbonyl groups and the other variables are defined in the present specification, which are useful as metalloprotease inhibitors.
    Type: Grant
    Filed: June 17, 1999
    Date of Patent: August 6, 2002
    Inventors: Chu-Biao Xue, Carl P. Decicco, Xiaohua He
  • Publication number: 20020103227
    Abstract: The present invention relates to 6-phenyl-pyridin-2-ylamine derivatives of the formula 1
    Type: Application
    Filed: September 27, 2001
    Publication date: August 1, 2002
    Inventor: John A. Lowe
  • Publication number: 20020099225
    Abstract: The present invention provides of method of preparing phenyl-substituted azoles. This method uses an efficient ligand-accelerated Ullmann coupling reaction of anilines with azoles. The coupling products are useful for preparing factor Xa inhibitors.
    Type: Application
    Filed: July 25, 2001
    Publication date: July 25, 2002
    Inventors: Jiacheng Zhou, Pasquale N. Confalone, Hui-Yin Li, Philip Ma, Lynette M. Oh, Lucius T. Rossano, Charles G. Clark, Chris Teleha
  • Publication number: 20020095033
    Abstract: Novel monocyclic L-Nucleoside compounds have the general formula 1
    Type: Application
    Filed: December 31, 2001
    Publication date: July 18, 2002
    Applicant: ICN Pharmaceuticals, Inc.
    Inventors: Kandasamy Ramasamy, Robert Tam, Devron Averett
  • Patent number: 6420380
    Abstract: Racemates, diastereoisomers and optical isomers of a compound of formula (I): wherein B is H, a C6 or C10 aryl, C7-16 aralkyl; Het or (lower alkyl)-Het, all of which optionally substituted with C1-6 alkyl; C1-6 alkoxy; C1-6 alkanoyl; hydroxy; hydroxyalkyl; halo; haloalkyl; nitro; cyano; cyanoalkyl; amino optionally substituted with C1-6 alkyl; amido; or (lower alkyl)amide; or B is an acyl derivative of formula R4—C(O)—; a carboxyl of formula R4—O—C(O)—; an amide of formula R4—N(R5)—C(O)—; a thioamide of formula R4—N(R5)—C(S)—; or a sulfonyl of formula R4—SO2; R5 is H or C1-6 alkyl; and Y is H or C1-6 alkyl; R3 is C1-8 alkyl, C3-7 cycloalkyl, or C4-10 alkylcycloalkyl, all optionally substituted with hydroxy, C1-6 alkoxy, C1-6 thioalkyl, amido, (lower alkyl)amido, C6 or C10 aryl, or C7-16 aralkyl; R2 is CH2—R20, NH—R20, O—R20 or S—R20, wherein R20 is a saturated or unsaturated C3-7 cycloalkyl o
    Type: Grant
    Filed: April 6, 2001
    Date of Patent: July 16, 2002
    Assignee: Boehringer Ingelheim (Canada) Ltd.
    Inventors: Montse Llinas-Brunet, Murray D. Bailey, Dale R. Cameron, Ellse Ghiro, Nathalie Goudreau, Marc-Andre Poupart, Jean Rancourt, Youla S. Tsantrizos, Anne-Marie Faucher, Teddy Halmos, Dominik M. Wernic
  • Publication number: 20020091265
    Abstract: The present invention relates to compounds of the general formula 1
    Type: Application
    Filed: July 10, 2001
    Publication date: July 11, 2002
    Inventors: Michael Bos, Quirico Branca, Guido Galley, Thierry Godel, Torsten Hoffmann, Walter Hunkeler, Patrick Schnider, Heinz Stadler
  • Patent number: 6417219
    Abstract: The invention provides compounds which are useful as inhibitors of metalloproteases, and which are effective in treating conditions characterized by excess activity of these enzymes. In particular, the present invention relates to a compound having a structure according to Formula (I). Also disclosed are compounds, pharmaceutical compositions and methods of treating diseases characterized by metalloprotease activity using these compounds or the pharmaceutical compositions containing them.
    Type: Grant
    Filed: August 26, 1997
    Date of Patent: July 9, 2002
    Assignee: The Proctor & Gamble Company
    Inventors: Michael George Natchus, Biswanath De, Stanislaw Pikul, Neil Gregory Almstead, Roger Gunnard Bookland, Yetunde Olabisi Taiwo, Menyan Cheng
  • Publication number: 20020082426
    Abstract: 1
    Type: Application
    Filed: February 27, 2002
    Publication date: June 27, 2002
    Applicant: SmithKline Beecham Corporation
    Inventors: Ashley E. Fenwick, Andrew D. Gribble, Robert W. Marquis, Jason Witherington
  • Publication number: 20020082282
    Abstract: The present invention relates to a mutual prodrug of amlodipine and atorvastatin, pharmaceutically acceptable acid addition salts thereof, pharmaceutical compositions thereof and the use of said prodrug and its salts in the manufacture of medicaments for the treatment of atherosclerosis, angina pectoris, combined hypertension and hyperlipidaemia and the management of cardiac risk.
    Type: Application
    Filed: October 31, 2001
    Publication date: June 27, 2002
    Inventors: Robert James Crook, Alan John Pettman
  • Publication number: 20020077478
    Abstract: A process for preparing a compound of the formula 1
    Type: Application
    Filed: March 28, 2001
    Publication date: June 20, 2002
    Inventors: Robert L. Dow, Steven R. Schneider
  • Patent number: 6399606
    Abstract: Neuroprotective agents are disclosed having the following structure: wherein R1, R2, R3, R4 and R5 are as defined herein. Such compounds have utility in the treatment of conditions which benefit from administration of neuroprotective agents generally, including treatment of central and peripheral nervous condition as well as for promoting nerve cell differentiation. Methods of treating such conditions are also disclosed, as are pharmaceutical compositions containing one or more of the compounds of this invention.
    Type: Grant
    Filed: November 27, 2000
    Date of Patent: June 4, 2002
    Assignee: Nippon Kayaku Co., Ltd.
    Inventors: Moorthy S. S. Palanki, Shripad S. Bhagwat, Hiroshi Sato, Paul E. Erdman, Mary Doubleday
  • Patent number: 6391901
    Abstract: This application relates to novel compounds of formula I (and their pharmaceutically acceptable salts), as defined herein, processes and intermediates for their preparation, pharmaceutical formulations comprising the novel compounds of formula I, and the use of defined compounds of formula I as thrombin inhibitors.
    Type: Grant
    Filed: January 21, 2000
    Date of Patent: May 21, 2002
    Assignee: Eli Lilly and Company
    Inventors: Nickolay Y Chirgadze, Michael L Denney, Matthew J Fisher, Robert J Foglesong, Richard W Harper, Mary G Johnson, Ho-Shen Lin, Michael P Lynch, Jefferson R McCowan, Shawn C Miller, Alan D Palkowitz, Michael E Richett, Daniel J Sall, Gerald F Smith, Kumiko Takeuchi, Minsheng Zhang
  • Patent number: 6392047
    Abstract: Biaryls, e,g,. biphenyls, phenylpyridines, phenylfurans, phenylpyrroles, phenylthiophenes, bipyridines, pyridylfurans or pyridylpyrroles are prepared in high yields by coupling aromatics with an aromatic boric acid or boric ester in the presence of a palladaphosphacyclobutane catalyst.
    Type: Grant
    Filed: July 13, 2000
    Date of Patent: May 21, 2002
    Assignee: Clariant GmbH
    Inventors: Holger Geissler, Steffen Haber, Andreas Meudt, Frank Vollmueller, Stefan Scherer
  • Publication number: 20020055631
    Abstract: N-Benzoyl arylsulfonamides having the formula 1
    Type: Application
    Filed: August 24, 2001
    Publication date: May 9, 2002
    Inventors: David J. Augeri, Steven A. Baumeister, Milan Bruncko, Daniel A. Dickman, Hong Ding, Jurgen Dinges, Stephen W. Fesik, Philip J. Hajduk, Aaron R. Kunzer, William McClellan, David G. Nettesheim, Thorsten Oost, Andrew M. Petros, Saul H. Rosenberg, Wang Shen, Sheela A. Thomas, Xilu Wang, Michael D. Wendt
  • Publication number: 20020049236
    Abstract: There is disclosed a genus of non-peptidyl compounds, wherein said compounds are VLA-4 inhibitors useful in treating inflammatory, autoimmune, and respiratory diseases, and wherein said compounds comprise a compound of Formula (1.0.
    Type: Application
    Filed: December 21, 2000
    Publication date: April 25, 2002
    Inventors: Allen J. Duplantier, Louis S. Chupak, Anthony J. Milici, Wan F. Lau
  • Patent number: 6376515
    Abstract: Novel benzamide compounds including their pharmaceutically acceptable isomers, salts, hydrates, solvates and prodrug derivatives having activity against mammalian factor Xa are described. Compositions containing such compounds are also described. The compounds and compositions are useful in vitro or in vivo for preventing or treating coagulation disorders.
    Type: Grant
    Filed: February 28, 2001
    Date of Patent: April 23, 2002
    Assignee: COR Therapeutics, Inc.
    Inventors: Bing-Yan Zhu, Penglie Zhang, Lingyan Wang, Wenrong Huang, Erick A. Goldman, Wenhao Li, Jingmei Zuckett, Yonghong Song, Robert M. Scarborough
  • Patent number: 6376489
    Abstract: Novel compounds that are potent and selective inhibitors of PDE4, as well as methods of making the same, are disclosed. Use of the compounds in the treatment of inflammatory disease and other diseases involving elevated levels of cytokines, as well as central nervous system (CNS) disorders, also is disclosed.
    Type: Grant
    Filed: December 7, 2000
    Date of Patent: April 23, 2002
    Assignee: ICOS Corporation
    Inventors: Timothy J. Martins, Kerry W. Fowler, Joshua Odingo, Laurence E. Burgess, Stephen T. Schlachter
  • Publication number: 20020045642
    Abstract: Compounds of the invention are amine oxide prodrugs showing activity on the NK1 receptor.
    Type: Application
    Filed: July 12, 2001
    Publication date: April 18, 2002
    Inventors: Torsten Hoffmann, Sonia M. Poli, Patrick Schnider, Andrew Sleight
  • Patent number: 6372764
    Abstract: The present invention is directed to pyrrolidine compounds of the formula I: (wherein R1, R2, R3, R4c, R4d, and R4f are defined herein) which are useful as modulators of chemokine receptor activity. In particular, these compounds are useful as modulators of the chemokine receptors CCR-3 and/or CCR-5.
    Type: Grant
    Filed: March 1, 2000
    Date of Patent: April 16, 2002
    Assignee: Merck & Co., Inc.
    Inventors: Jianming Bao, Robert K. Baker, William H. Parsons, Kathleen Rupprecht
  • Publication number: 20020040029
    Abstract: The present invention relates to chalcone and chalcone derivatives and analogs which are useful as angiogenesis inhibitors. The present compounds, which are inexpensive to synthesize, exhibit unexpectedly good activity as angiogenesis inhibitors. The present invention also relates to the use of chalcone and its analogs as antitumor/anticancer agents and to treat a number of conditions or disease states in which angiogenesis is a factor, including angiongenic skin diseases such as psoriasis, acne, rosacea, warts, eczema, hemangiomas, lymphangiogenesis, among numerous others, as well as chronic inflammatory disease such as arthritis.
    Type: Application
    Filed: December 26, 2000
    Publication date: April 4, 2002
    Inventors: J. Phillip Bowen, Thomas Philip Robinson, Tedman Ehlers, David Goldsmith, Jack Arbiser
  • Patent number: 6362201
    Abstract: The present invention is directed to pyrrolidine compounds of the formula I: (wherein R1, R2, R3, R4c, R4d, and R4f are defined herein) which are useful as modulators of chemokine receptor activity. In particular, these compounds are useful as modulators of the chemokine receptors CCR-3 and/or CCR-5.
    Type: Grant
    Filed: March 1, 2000
    Date of Patent: March 26, 2002
    Assignee: Merck & Co., Inc.
    Inventors: Robert K. Baker, William H. Parsons, Kathleen Rupprecht
  • Patent number: 6362195
    Abstract: The present invention relates to 6-phenyl-pyridin-2-ylamine derivatives of the formula wherein R1, R2, R3 and R4 are defined as in the specification, that exhibit activity as nitric oxide synthase (NOS) inhibitors, to pharmaceutical compositions containing them and to their use in the treatment and prevention of central nervous system and other disorders.
    Type: Grant
    Filed: March 28, 2000
    Date of Patent: March 26, 2002
    Assignee: Pfizer Inc.
    Inventor: John Adams Lowe, III
  • Publication number: 20020032191
    Abstract: The present invention relates to 6-phenyl-pyridin-2-ylamine derivatives of the formula 1
    Type: Application
    Filed: March 8, 2001
    Publication date: March 14, 2002
    Inventor: John A. Lowe
  • Patent number: 6355631
    Abstract: The present invention relates to pharmaceutical compositions containing, as an active ingredient, at least one compound of formula: in which R1 represents a radical —N(R4)R5, —N(R4)—CO—R5, —N(R4)—SO2R6 or one of its pharmaceutically acceptable salts, to the novel derivatives of formula (I), to their pharmaceutically acceptable salts and to their preparation.
    Type: Grant
    Filed: March 2, 2001
    Date of Patent: March 12, 2002
    Assignee: Aventis Pharma S.A.
    Inventors: Daniel Achard, Hervé Bouchard, Jean Bouquerel, Bruno Filoche, Serge Grisoni, Augustin Hittinger, Michael R. Myers
  • Patent number: 6353008
    Abstract: The present invention provides the compounds of the following formula (I): and a method for inhibiting the reuptake of seretonin, antagonizing the 5-HT1A receptor and antagonizing the 5-HT2A receptor which comprises administering to a subject in need of such treatment an effective amount of formula (I).
    Type: Grant
    Filed: November 28, 2000
    Date of Patent: March 5, 2002
    Assignee: Eli Lilly and Company
    Inventors: Larry Wayne Hertel, Yao-Chang Xu
  • Publication number: 20020026050
    Abstract: Heterocyclic-substituted compounds of the formula 1
    Type: Application
    Filed: June 13, 2001
    Publication date: February 28, 2002
    Inventors: Samuel Chackalamannil, Mariappan V. Chelliah, Yan Xia
  • Patent number: 6350762
    Abstract: Dihydropyridine derivatives of the following formula, analogs thereof and pharmaceutically acceptable salts thereof have an activity of selectively inhibiting the action of N-type calcium channel. They are used as remedies for various diseases relating to the N-type calcium channel.
    Type: Grant
    Filed: October 25, 1999
    Date of Patent: February 26, 2002
    Assignee: Ajinomoto Co., Inc.
    Inventors: Seiji Niwa, Seiji Ohno, Tomoyuki Onishi, Morikazu Kito, Akira Takahara, Yukitsugu Ono, Hisayuki Uneyama
  • Publication number: 20020022642
    Abstract: The present invention relates to 6-phenyl-pyridin-2-ylamine derivatives of the formula 1
    Type: Application
    Filed: September 20, 2001
    Publication date: February 21, 2002
    Inventor: John Adams Lowe
  • Publication number: 20020022729
    Abstract: A compound of the formula: 1
    Type: Application
    Filed: July 30, 2001
    Publication date: February 21, 2002
    Inventors: Akiyoshi Kawai, Makoto Kawai
  • Patent number: 6348602
    Abstract: Novel compounds that are potent and selective inhibitors of PIDE4, as well as methods of making the same, are disclosed. Use of the compounds in the treatment of inflammatory diseases and other diseases involving elevated levels of cytokines, as well as central nervous system (CNS) disorders, also is disclosed.
    Type: Grant
    Filed: November 17, 2000
    Date of Patent: February 19, 2002
    Assignee: ICOS Corporation
    Inventors: Kerry W. Fowler, Amy Oliver, Joshua Odingo
  • Publication number: 20020016326
    Abstract: The present application describes nitrogen containing heteroaromatics with ortho-substituted P1's and derivatives thereof of formula I: 1
    Type: Application
    Filed: April 12, 2001
    Publication date: February 7, 2002
    Inventors: Robert A. Galemmo, Lori L. Bostrom, Donald J.P. Pinto, Karen A. Rossi
  • Publication number: 20020013348
    Abstract: The present invention is directed to pyrrolidine compounds of the formula I: 1
    Type: Application
    Filed: February 27, 2001
    Publication date: January 31, 2002
    Inventors: Jennifer Chee, Jill N. Johanson, Frank Kayser, William H. Parsons, Kathleen M. Rupprecht
  • Publication number: 20020002183
    Abstract: Novel benzamide compounds including their pharmaceutically acceptable isomers, salts, hydrates, solvates and prodrug derivatives having activity against mammalian factor Xa are described. Compositions containing such compounds are also described. The compounds and compositions are useful in vitro or in vivo for preventing or treating coagulation disorders.
    Type: Application
    Filed: February 28, 2001
    Publication date: January 3, 2002
    Inventors: Bing-Yan Zhu, Penglie Zhang, Lingyan Wang, Wenrong Huang, Erick A. Goldman, Wenhao Li, Jingmei Zuckett, Yonghong Song, Robert Scarborough
  • Patent number: 6335446
    Abstract: The present invention relates to quinolinium- and pyridinium-based fluorescent dyes. The dyes are useful for staining proteins in solution, in gels and on solid supports. The dyes of the invention exhibit higher fluorescence emission than known compounds when bound to proteins and also exhibit improved contrast of fluorescence intensity between their protein-bound and unbound states.
    Type: Grant
    Filed: October 5, 1999
    Date of Patent: January 1, 2002
    Assignee: Oxford Glycosciences (UK) Ltd.
    Inventors: Mark William Pennington, David Ian Scopes, Michael Glen Orchard
  • Patent number: 6329402
    Abstract: Described is a heterocycle-containing carboxylic acid derivative represented by the following formula (I): wherein A represents, for example, a heteroaryl group which contains at least one nitrogen atom and may have a substituent, B represents, for example, a heteroarylene group, a —CONH— group or a group represented by the formula —CR6═CR7— in which R6 and R7 represents H, a lower alkyl group or the like, D represents an arylene group, a heteroarylene group or the like, n1 stands for 0 or 1, M represents, for example, a hydroxyl group or a lower alkoxy group; or a physiologically acceptable salt thereof. As a retinoic-related compound replacing retinoic acid, it permits the provision of a preventive and/or therapeutic for various diseases.
    Type: Grant
    Filed: May 17, 1999
    Date of Patent: December 11, 2001
    Assignee: Eisai Co., Ltd.
    Inventors: Kouichi Kikuchi, Katsuya Tagami, Hiroyuki Yoshimura, Shigeki Hibi, Mitsuo Nagai, Shinya Abe, Makoto Okita, Takayuki Hida, Seiko Higashi, Naoki Tokuhara, Seiichi Kobayashi
  • Publication number: 20010049379
    Abstract: The present invention relates to 2-aminopyridine derivatives of the formula 1
    Type: Application
    Filed: December 20, 2000
    Publication date: December 6, 2001
    Inventor: John Adams Lowe
  • Patent number: 6323180
    Abstract: A racemate, diastereoisomer and optical isomer of a compound of formula (I): wherein B is H, a C6 or C10 aryl, C7-16 aralkyl; Het or (lower alkyl)-Het, all of which may be optionally substituted with C1-6 alkyl; C1-6 alkoxy; C1-6 alkanoyl; hydroxy; hydroxyalkyl; halo; haloalkyl; nitro; cyano; cyanoalkyl; amino optionally substituted with C1-6 alkyl; amido; or (lower alkyl)amide; or B is an acyl derivative of formula R4—C(O)—; a carboxyl derivative of formula R4—O—C(O)—; an amide derivative of formula R4—N(R5)—C(O)—; a thioamide derivative of formula R4—N(R5)—C(S)—; or a sulfonyl of formula R4—SO2; R5 is H or C1-6 alkyl; and Y is H or C1-6 alkyl; R3 is C1-8 alkyl, C3-7 cycloalkyl, or C4-10 alkylcycloalkyl, all optionally substituted with hydroxy, C1-6 alkoxy, C1-6 thioalkyl, amido, (lower alkyl)amido, C6 or C10 aryl, or C7-16 aralkyl; R2 is CH2—R20, NH—R20, O—R20 or S—R20, wherein R20 is a satu
    Type: Grant
    Filed: August 5, 1999
    Date of Patent: November 27, 2001
    Assignee: Boehringer Ingelheim (Canada) Ltd
    Inventors: Montse Llinas-Brunet, Murray D. Bailey, Dale Cameron, Elise Ghiro, Nathalie Goudreau, Marc-André Poupart, Jean Rancourt, Youla S. Tsantrizos, Anne-Marie Faucher, Teddy Halmos, Dominik M. Wernic, Bruno Simoneau