Nitrogen Bonded Directly At 2-position Patents (Class 544/292)
  • Publication number: 20090062317
    Abstract: Compounds of formula (I) are ligands of the melanin concentrating hormone-1 receptor (MCH-1R), useful in the treatment of diseases responsive to modulation of melanin concentrating hormone (MCH) activity, for example feeding disorders and diseases for which obesity is a risk factor (I): wherein ring B is selected from specific substituted phenyl or benz-fused 5 membered N-containing heterocycles defined in the specification; R, is attached to a ring carbon of ring B, and represents hydrogen, F, Cl, or —OCH3; X is ?CH— or ?N—; L, is —CH2— or —CH2CH2—; L2 is a bond, —CH2— or —CO—; R2 is H or C, —C3 alkyl, or —N(R2) L, —is selected from specific cyclic amino linker radicals as defined in the specification; ring A is selected from specific N-containing heterocyclic rings as defined in the specification.
    Type: Application
    Filed: July 5, 2005
    Publication date: March 5, 2009
    Applicant: 7TM PHARMA A/S
    Inventors: Jean-Marie Receveur, Emelie Bjurling, Ann Christensen, Thomas Hoegberg
  • Publication number: 20090062299
    Abstract: The present application describes deuterium-enriched doxazosin, pharmaceutically acceptable salt forms thereof, and methods of treating using the same.
    Type: Application
    Filed: August 21, 2008
    Publication date: March 5, 2009
    Applicant: PROTIA, LLC
    Inventor: Anthony W. Czarnik
  • Publication number: 20090062539
    Abstract: Crystals, amorphous substances, salts, and hydrates of salt of methyl N-[3-(6,7-dimethoxy-2-methylaminoquinazolin-4-yl)phenyl]terephthalamic acid have PDE4 inhibitory action and are useful for treating allergic diseases such as atopic dermatitis.
    Type: Application
    Filed: February 15, 2008
    Publication date: March 5, 2009
    Applicant: Eisai R&D Management Co., Ltd.
    Inventors: Eiichi YAMAMOTO, Osamu Asano, Jun Niijima, Kazumasa Nara, Kazuki Miyazaki
  • Patent number: 7456185
    Abstract: Compounds having the formula (I), are useful as p38 kinase inhibitors, wherein R4 and R5 are hydrogen, halogen, cyano, haloalkyl, or haloalkoxy, but are not both hydrogen; R6 and R7 are optional substituents, and Q is a non-aromatic moiety as defined in the specification.
    Type: Grant
    Filed: March 27, 2007
    Date of Patent: November 25, 2008
    Assignee: Roche Palo Alto LLC
    Inventors: James Patrick Dunn, David Michael Goldstein, Christoph Martin Stahl, Teresa Alejandra Trejo-Martin
  • Publication number: 20080242861
    Abstract: This invention relates to methods of preparing the compounds of formula (V): Each variable in this formula is defined in the specification.
    Type: Application
    Filed: April 2, 2007
    Publication date: October 2, 2008
    Inventors: Chi-Feng Yen, Chang-Pin Huang, Cheng-Kung Hu, Ming-Chen Chou, Chi-Hsin Richard King
  • Publication number: 20080214586
    Abstract: Novel phenylquinazoline derivatives of the formula (I), in which R1, R2, R3, R4 and R5 have the meanings indicated in Claim 1, are HSP90 inhibitors and can be used for the preparation of a medicament for the treatment of diseases in which the inhibition, regulation and/or modulation of HSP90 plays a role.
    Type: Application
    Filed: April 24, 2006
    Publication date: September 4, 2008
    Inventors: Hans-Michael Eggenweiler, Michael Wolf, Hans-Peter Buchstaller
  • Publication number: 20080176875
    Abstract: This invention relates to the discovery of prodrugs of 3- or 5-substituted analogues of the selective platelet lowering agent anagrelide which have reduced potential for cardiovascular side-effects and which should therefore lead to improved patient compliance and safety in the treatment of myeloproliferative diseases. More specifically, the present invention relates to prodrugs of certain imidazoquinazoline derivatives which have utility as platelet lowering agents in humans. The compounds of the present invention function by inhibiting the formation of blood platelets.
    Type: Application
    Filed: November 28, 2007
    Publication date: July 24, 2008
    Applicant: SHIRE LLC
    Inventors: Richard Franklin, Bernard T. Golding, Peter A. Cicala
  • Patent number: 7368454
    Abstract: The present invention relates to methods for treating 5-HT5A receptor related diseases which comprises administering compounds of formula I wherein R1, R2, aryl, and n are defined in the specification and pharmaceutically acceptable acid addition salts thereof.
    Type: Grant
    Filed: March 8, 2006
    Date of Patent: May 6, 2008
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Alexander Alanine, Luca Claudio Gobbi, Sabine Kolczewski, Thomas Luebbers, Jens-Uwe Peters, Lucinda Steward
  • Patent number: 7358239
    Abstract: The present invention concerns compounds of formula (I) a stereochemically isomeric form thereof, an N-oxide form thereof or a pharmaceutically acceptable acid addition salt thereof, wherein -Z1-Z2- is a bivalent radical; R1, R2 and R3 are each independently selected from hydrogen, C1-6alkyl, hydroxy, halo and the like; or when R1 and R2 are on adjacent carbon atoms, R1 and R2 taken together may form a bivalent radical of formula; Alk is optionally substituted C1-6alkanediyl; the bivalent radical is a substituted piperidinyl, an optionally substituted pyrrolidinyl, homopiperidinyl, piperazinyl or tropyl; R5 is a radical of formula wherein n is 1 or 2; p1 is 0, and p2 is 1 or 2; or p1 is 1 or 2, and p2 is 0; X is oxygen, sulfur or ?NR9; Y is oxygen or sulfur; R7 is hydrogen, C1-6alkyl, C3-6cycloalkyl, phenyl or phenylmethyl; R8 is C1-6alkyl, C3-6cycloalkyl phenyl or phenylmethyl; R9 is cyano, C1-6alkyl, C3-6cyclo-alkyl, C1-6alkyloxycarbonyl or aminocarbonyl; R10 is hydrogen or C1-6alkyl; and Q is
    Type: Grant
    Filed: March 14, 2005
    Date of Patent: April 15, 2008
    Assignee: Janssen Pharmaceutica, N.V.
    Inventors: Marcel Frans Leopold De Bruyn, Kristof Van Emelen, Piet Tom Bert Paul Wigerinck, Wim Gaston Verschueren
  • Patent number: 7348333
    Abstract: There are described cycloalkyl derivatives of the formula (I) R1—Y-A-B-D-E-F-G??(I) in which R1, Y, A, B, D, E, F and G have the meaning indicated herein, their preparation and their use as medicaments. The compounds according to the invention can be used as vitronectin receptor antagonists and as inhibitors of bone resorption.
    Type: Grant
    Filed: May 10, 2002
    Date of Patent: March 25, 2008
    Assignee: Aventis Pharma S.A.
    Inventors: Volkmar Wehner, Jochen Knolle, Hans Ulrich Stilz, Jean-Francois Gourvest, Denis Carniato, Thomas Richard Gadek, Robert McDowell, Robert Maurice Pitti, Sarah Catherine Bodary
  • Patent number: 7348332
    Abstract: The present invention relates to compounds of formula wherein R1, R2, and n are as defined herein and to pharmaceutically acceptable acid addition salts thereof. The compounds of formula I have a good activity on the 5-HT5A receptor. Therefore, the invention provides the use of a compound of formula I for 5-HT5A receptor related diseases, such as anxiety, depression, sleep disorders and schizophrenia.
    Type: Grant
    Filed: April 5, 2006
    Date of Patent: March 25, 2008
    Assignee: Hoffmann-La Rochse Inc.
    Inventors: Alexander Alanine, Luca Claudio Gobbi, Sabine Kolczewski, Thomas Luebbers, Jens-Uwe Peters, Lucinda Steward
  • Patent number: 7304059
    Abstract: Substituted quinazolin-4-ylamine analogues are provided. Such compounds are ligands that may be used to modulate specific receptor activity in vivo or in vitro, and are particularly useful in the treatment of conditions associated with pathological receptor activation in humans, domesticated companion animals and livestock animals. Pharmaceutical compositions and methods for using them to treat such disorders are provided, as are methods for using such ligands for receptor localization studies.
    Type: Grant
    Filed: February 1, 2006
    Date of Patent: December 4, 2007
    Assignee: Neurogen Corporation
    Inventors: Rajagopal Bakthavatchalam, Charles A. Blum, Harry Brielmann, Timothy M. Caldwell, Stéphane De Lombaert, Kevin J. Hodgetts, Xiaozhang Zheng, Taeyoung Yoon
  • Patent number: 7238698
    Abstract: Compounds having the formula (I), are useful as p38 kinase inhibitors, wherein R4 and R5 are hydrogen, halogen, cyano, haloalkyl, or haloalkoxy, but are not both hydrogen; R6 and R7 are optional substituents, and Q is a non-aromatic moiety as defined in the specification.
    Type: Grant
    Filed: April 15, 2004
    Date of Patent: July 3, 2007
    Assignee: Roche Palo Alto LLC
    Inventors: James Patrick Dunn, David Michael Goldstein, Christoph Martin Stahl, Teresa Alejandra Trejo-Martin
  • Patent number: 7176312
    Abstract: General methods for the solution phase as well as solid phase synthesis of various substituted heteroaryls has been demonstrated. These substituted heteroaryls can be further elaborated by aromatic substitution with amines at elevated temperature or by anilines, boronic acids and phenols via palladium catalyzed cross-coupling reactions.
    Type: Grant
    Filed: October 12, 2002
    Date of Patent: February 13, 2007
    Assignees: The Scripps Research Institute, IRM LLC
    Inventors: Sheng Ding, Qiang Ding, Nathanael S. Gray
  • Patent number: 7060825
    Abstract: The invention claimed herein relates to an improvement in a process for synthesizing a compound of formula Ib: wherein R1 and R2 are each individually amino or N-alkyl substituted amino; hydroxy; alkoxy; keto; lower alkyl; or a nitrogen or oxygen protecting group; R3 is hydrogen; hydroxy; alkoxy; trifluoromethyl alkoxy; halo; sulfhydryl or alkylthio; R4 is —C(O)—X; X is hydroxy; alkoxy; or an amino acid residue; in which process a 2-amino-5-nitro-benzonitrile starting reagent is cyclized to form 2,4-diamino-6-nitro-quinazoline, which is converted to 2,4,6-triamino-quinazoline, which is converted to 2,4-diamino-6-cyano-quinazoline, which is converted to 2,4-diamino-6-formyl-quinazoline; in which the improvement includes: reacting an R4-p-benzoic acid alkylene moiety with triethyl phosphite to form a 4-R4-carbonyloxyalkyl-phenyl-alkyldiethylphosphite; and reacting the 2,4-diamino-6-formyl-quinazoline with the 4-R4-carbonyloxyalkyl-phenyl-alkyldiethylphosphite to form the compound of formula Ib.
    Type: Grant
    Filed: July 25, 2003
    Date of Patent: June 13, 2006
    Assignee: BioNumerik Pharmaceuticals, Inc.
    Inventors: Ye Wu, Harry Kochat
  • Patent number: 7022849
    Abstract: Quinazoline and pyrido[2,3-d]pyrimidine phosphodiesterase 7 (PDE 7) inhibitors of the following formula wherein R1, R2, L, Y1, Y2, Y3 and Z are as described herein, are provided which are useful in treating T-cell mediated diseases.
    Type: Grant
    Filed: June 17, 2002
    Date of Patent: April 4, 2006
    Assignee: Bristol-Myers Squibb Co.
    Inventors: William J. Pitts, Joseph Barbosa
  • Patent number: 6982260
    Abstract: This invention provides quinazolines that are useful for treating cell proliferative diseases and disorders, such as cardiovascular diseases, infections, cancers, autoimmune diseases, gout, kidney disease, and neurodegenerative diseases and disorders such as Alzheimer's disease. We have now discovered a group of 2-arylamino-7-(alkyl)oxy-8-alkylquinazolines and 8-alkyl-2-arylamino-quinazoline 2,7-diamines that are potent inhibitors of cyclin-dependent kinases (cdks). The compounds are readily synthesized and can be administered by a variety of routes, including orally, and have sufficient bioavailability. This invention also provides pharmaceutical formulations comprising at least one of the quinazoline compounds together with a pharmaceutically acceptable carrier, diluent, or excipient therefor. The invention further provide useful intermediates generated during the production of the quinazoline compounds.
    Type: Grant
    Filed: November 3, 2000
    Date of Patent: January 3, 2006
    Assignee: Warner-Lambert Company
    Inventors: Mark Robert Barvian, Ellen Myra Dobrusin, James Stanley Kaltenbronn, Peter L. Toogood, Roy Thomas Winters, Inderjit S. Sidhu, Rajeshwar Singh, Yadagiri Bathini, Ronald George Micetich
  • Patent number: 6953800
    Abstract: Described is the use in the treatment of either male or female sexual dysfunction of selective antagonists of the ?1B-adrenergic receptor and the pharmaceutical compositions containing them as compounds capable of helping the sexual act avoiding at the same time excessive side effects due to acute hypotension.
    Type: Grant
    Filed: August 22, 2001
    Date of Patent: October 11, 2005
    Assignees: Recordati S.A. Chemical, Pharmaceutical Company
    Inventors: Amedeo Leonardi, Gianni Motta, Rodolfo Testa, Giorgio Sironi
  • Patent number: 6946469
    Abstract: The present invention relates to 4,4-disubstituted-3,4-dihydro-2(1H)-quinazolinones of formula I: or stereoisomeric forms, stereoisomeric mixtures, or pharmaceutically acceptable salt forms thereof, wherein A is selected from NCN, NCONH2, and NOR9. The present invention relates to compounds which are useful as inhibitors of HIV reverse transcriptase, and to pharmaceutical compositions and diagnostic kits comprising the same, and methods of using the same for treating viral infection or as an assay standard or reagent.
    Type: Grant
    Filed: March 27, 2002
    Date of Patent: September 20, 2005
    Assignee: Bristol-Myers Squibb Pharma Company
    Inventors: Jeffery W. Corbett, James David Rodgers
  • Patent number: 6911446
    Abstract: The present invention is directed in part towards methods of modulating the function of serine/threonine protein kinases with quinazoline-based compounds. The methods incorporate cells that express a serine/threonine protein kinase, such as RAF. In addition, the invention describes methods of preventing and treating serine/threonine protein kinase-related abnormal conditions in organisms with a compound identified by the invention. Furthermore, the invention pertains to quinazoline compounds and pharmaceutical compositions comprising these compounds.
    Type: Grant
    Filed: January 26, 2001
    Date of Patent: June 28, 2005
    Assignee: Sugen, Inc.
    Inventors: Peng C. Tang, Gerald McMahon, Heinz Weinberger, Bernhard Kutscher, Harald App
  • Patent number: 6900222
    Abstract: The present invention concerns compounds of formula (I) a stereochemically isomeric form thereof, an N-oxide form thereof or a pharmaceutically acceptable acid addition salt thereon wherein —Z1—Z2— is a bivalent radical; R1, R2 and R3 are each independently selected from hydrogen, C1-6alkyl, hydroxy, halo and the like; or when R1 and R2 are on adjacent carbon atoms, R1 and R2 taken together may form a bivalent radical of formula; Alk is optionally substituted C1-6alkanediyl; the bivalent radical is a substituted piperidinyl, an optionally substituted pyrrolidinyl, homopiperidinyl, piperazinyl or tropyl; R5 is a radical of formula wherein n is 1 or 2; p1 is 0, and p2 is 1 or 2; or p1 is 1 or 2, and p2 is 0; X is oxygen, sulfur or ?NR9; Y is oxygen or sulfur; R7 is hydrogen, C1-6alkyl, C3-6cycloalkyl, phenyl or phenylmethyl; R8 is C1-6alkyl, C3-6cycloalkyl phenyl or phenylmethyl; R9 is cyano, C1-6alkyl, C3-6cyclo-alkyl, C1-6alkyloxycarbonyl or aminocarbonyl; R10 is hydrogen or C1-6alkyl; and Q is a
    Type: Grant
    Filed: May 23, 2000
    Date of Patent: May 31, 2005
    Assignee: Janssen Pharmaceutica N.V.
    Inventors: Marcel Frans Leopold De Bruyn, Kristof Van Emelen, Piet Tom Bert Paul Wigerinck, Wim Gaston Verschueren
  • Patent number: 6881753
    Abstract: Indanes, benzopyrans and analogues thereof are potassium channel inhibitors and blockers of IKur and have the structure: where A, B, D, Q, X1, R, R1, X2 and R2 are as defined herein. These compounds are useful as antiarrhythmic agents. In addition, a method is provided for preventing cardiac arrhythmia employing the above compounds.
    Type: Grant
    Filed: April 14, 2004
    Date of Patent: April 19, 2005
    Assignee: Bristol-Myers Squibb Co.
    Inventors: John Lloyd, Heather J. Finlay, Wayne Vaccaro, Karnail S. Atwal, Michael F. Gross, Kerry L. Spear
  • Patent number: 6821967
    Abstract: The present invention relates to substituted piperazine derivatives of general formula wherein Ra, Rb, Rc, Rf, Rg, X, m and n are defined as in claim 1, the isomers and salts thereof, particularly the physiologically acceptable salts thereof, which are valuable inhibitors of the microsomal triglyceride-transfer protein (MTP), medicaments containing these compounds and their use, as well as the preparation thereof.
    Type: Grant
    Filed: October 9, 2002
    Date of Patent: November 23, 2004
    Assignee: Boehringer Ingelheim Pharma KG
    Inventors: Thorsten Lehmann-Lintz, Armin Heckel, Leo Thomas, Michael Mark
  • Publication number: 20040224965
    Abstract: The invention relates to compounds of formula (I), where Ar=unsubstituted, or monosubstituted by R3, phenyl, or naphthyl; R1, R2=independently, A, OA, Hal or CF3; R3=A, OA, Hal, or CF3; A=1-6C alkyl and Hal=F, Cl, Br or I and the salts and solvates thereof as NHE3 inhibitors.
    Type: Application
    Filed: October 16, 2002
    Publication date: November 11, 2004
    Inventors: Rolf Gericke, Norbert Beier, Claudia Wilm
  • Patent number: 6806274
    Abstract: The invention concerns quinazoline derivatives of Formula (I) wherein Q1 includes a quinazoline ring optionally substituted with a group such as halogeno, trifluoromethyl and cyano, or a group of the formula: Q3—X1— wherein X1 includes a direct bond and O and Q3 includes aryl, aryl-(1-6C)alkyl, heterocyclyl and heterocyclyl-(1-6C)alkyl; each of R2 and R3 is hydrogen or (1-6C)alkyl; Z includes O, S and NH; and Q2 includes aryl and aryl-(1-3C)alkyl or a pharmaceutically-acceptable salt thereof; processes for their preparation, pharmaceutical compositions containing them and their use in the manufacture of a medicament for use in the prevention or treatment of T cell mediated diseases or medical conditions in a warm-blooded animal.
    Type: Grant
    Filed: January 7, 2002
    Date of Patent: October 19, 2004
    Assignee: AstraZeneca UK Limited
    Inventors: Graham C Crawley, Laurent F A Hennequin, Darren McKerrecher, Patrick Ple, Jeffrey Philip Poyser, Christine M P Lambert
  • Publication number: 20040039001
    Abstract: The invention relates to compounds of the formula I, in which Y is (II) or (III) and Ar, R1, R2, R5, R6, R7 and R8 are as defined above, and their salts and solvates, and to their use as NHE-3 inhibitors.
    Type: Application
    Filed: March 5, 2003
    Publication date: February 26, 2004
    Inventors: Rolf Gericke, Norbert Beier, Claudia Wilm
  • Patent number: 6620849
    Abstract: Compounds which are useful as potassium channel inhibitors and which because of their slow off-rates are especially useful for the treatment of cardiac arrhythmias are described.
    Type: Grant
    Filed: July 24, 2001
    Date of Patent: September 16, 2003
    Assignee: ICAFEN, Inc.
    Inventors: Serge Beaudoin, Michael F. Gross, Aimee D. Reed, Alan D. Wickenden, Anrou Zou
  • Publication number: 20030144276
    Abstract: Described is a heterocycle-containing carboxylic acid derivative represented by the following formula (I): 1
    Type: Application
    Filed: January 6, 2003
    Publication date: July 31, 2003
    Applicant: 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: 20030119785
    Abstract: The present invention relates to compounds of the formula I,
    Type: Application
    Filed: November 19, 2002
    Publication date: June 26, 2003
    Applicant: Hoechst Aktiengesellschaft and Genentech Inc.
    Inventors: Volkmar Wehner, Hans Ulrich Stilz, Anuschirwan Peyman, Karlheinz Scheunemann, Jean-Marie Ruxer, Denis Carniato, Jean-Michel Lefrancois, Thomas Richard Gadek, Robert McDowell
  • Publication number: 20030114673
    Abstract: Compounds of formula (E) (wherein X and Y, which may be the same or different, each represents Cl, Br or F) and tautomers thereof have been found to have enhanced platelet count reducing properties. Also provided are methods for synthetically making the compounds of formula (E) and pharmaceutically acceptable addition salts thereof and a method of reducing the platelet count in patient by administering to the patient a platelet reducing effective amount of a compound of formula (E) preferably together with a pharmaceutically acceptable carrier. A pharmaceutical composition is also provided which contains a compound of formula (E) as the active ingredient together with pharmaceutically acceptable excipients. Further provided is a compound of formula (E) for use in therapy and the use of a compound of formula (E) for preparing a medicament for reducing platelet count in a patient.
    Type: Application
    Filed: May 29, 2002
    Publication date: June 19, 2003
    Inventor: Philip C. Lang
  • Patent number: 6545155
    Abstract: Glucokinase activating amides useful for increasing insulin secretion in the treatment of type II diabetes are disclosed.
    Type: Grant
    Filed: December 4, 2001
    Date of Patent: April 8, 2003
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Wendy Lea Corbett, Joseph Samuel Grimsby, Nancy-Ellen Haynes, Robert Francis Kester, Paige Erin Mahaney, Ramakanth Sarabu
  • Patent number: 6521629
    Abstract: Compounds of formula I, wherein R1 represents C1-4 alkoxy optionally substituted by one or more fluorine atoms; R2 represents H or C1-4 alkoxy optionally substituted by one or more fluorine atoms; R3 represents a 5- or 6-membered heterocyclic ring, the ring being optionally substituted; R4 represents a 4-, 5-, 6-, or 7-membered heterocyclic ring, the ring being optionally fused to a benzene ring or a 5- or 6-membered heterocyclic ring, the ring system as a whole being optionally substituted; X represents CH or N; and L is absent,  or represents a cyclic group of formula Ia,  or represents a chain of formula Ib, and pharmaceutically acceptable salts thereof; are useful in therapy, in particular in the treatment of benign prostatic hyperplasia.
    Type: Grant
    Filed: November 13, 2001
    Date of Patent: February 18, 2003
    Assignee: Pfizer Inc.
    Inventor: David Nathan Abraham Fox
  • Publication number: 20030018039
    Abstract: The present invention relates to 4,4-disubstituted-3,4-dihydro-2(1H)-quinazolinones of formula I: 1
    Type: Application
    Filed: March 27, 2002
    Publication date: January 23, 2003
    Inventors: Jeffery W. Corbett, James David Rodgers
  • Publication number: 20030008866
    Abstract: New bicyclic based compounds, compositions and methods of inhibiting the activity of glycogen synthase kinase (GSK3) in vitro and of treatment of GSK3 mediated disorders in vivo are provided. The methods, compounds and compositions of the invention may be employed alone, or in combination with other pharmacologically active agents in the treatment of disorders mediated by GSK3 activity, such as in the treatment of diabetes, Alzheimer's disease and other neurodegenerative disorders, obesity, atherosclerotic cardiovascular disease, essential hypertension, polycystic ovary syndrome, syndrome X, ischemia, traumatic brain injury, bipolar disorder, immunodeficiency or cancer.
    Type: Application
    Filed: August 26, 2002
    Publication date: January 9, 2003
    Applicant: Chiron Corporation
    Inventors: John M. Nuss, Xiaohui A. Zhou
  • Publication number: 20020169161
    Abstract: Compounds which are useful as potassium channel inhibitors and which because of their slow off-rates are especially useful for the treatment of cardiac arrhythmias are described.
    Type: Application
    Filed: July 24, 2001
    Publication date: November 14, 2002
    Inventors: Serge Beaudoin, Michael F. Gross, Aimee D. Reed, Alan Wickenden, Anrou Zou
  • Publication number: 20020161226
    Abstract: Novel substituted quinozaline compounds and conjugates useful to inhibit the growth of brain tumor cells and to inhibit adhesion and migration of brain tumor cells. The compounds of the invention include 4-(3′-bromo-4′-hydroxy phenyl)-amino-6,7-dimethoxyquinazoline and this compound covalently bound to EGF.
    Type: Application
    Filed: July 11, 2001
    Publication date: October 31, 2002
    Applicant: Parker Hughes Institute
    Inventors: Fatih M. Uckun, Rama Krishna Narla, Xing-Ping Liu
  • Patent number: 6444452
    Abstract: A novel process for recovering a compound from a fermentation broth that includes the stages of forming an enriched solution of the compound by extraction, obtaining a salt of the compound from the enriched solution, purifying a salt of the compound and trans-salifying the salt of the compound to a metal salt of the compound is disclosed.
    Type: Grant
    Filed: November 28, 2000
    Date of Patent: September 3, 2002
    Assignee: Biogal Gyogyszergyar Rt.
    Inventors: Vilmos Keri, Lajos Deak, Ilona Forgacs, Csaba Szabo, Edit Arvai Nagyne
  • Publication number: 20020107396
    Abstract: Glucokinase activating amides are useful for increasing insulin secretion in the treatment of type II diabetes.
    Type: Application
    Filed: December 4, 2001
    Publication date: August 8, 2002
    Inventors: Wendy Lea Corbett, Joseph Samuel Grimsby, Nancy-Ellen Haynes, Robert Francis Kester, Paige Erin Mahaney, Ramakanth Sarabu
  • Publication number: 20020103199
    Abstract: Glucokinase activating amides are useful for increasing insulin secretion in the treatment of type II diabetes.
    Type: Application
    Filed: December 4, 2001
    Publication date: August 1, 2002
    Inventors: Wendy Lea Corbett, Joseph Samuel Grimsby, Nancy-Ellen Haynes, Robert Francis Kester, Paige Erin Mahaney, Ramakanth Sarabu
  • Publication number: 20020055516
    Abstract: The present invention provides a novel nitrogen-containing heterocyclic compound useful as a phosphodiesterase-4 inhibitor, and a medicament comprising the same. Further, the present invention provides a nitrogen-containing heterocyclic compound represented by the following formula, its salt or hydrates thereof, and a medicament comprising the same.
    Type: Application
    Filed: November 2, 2001
    Publication date: May 9, 2002
    Applicant: Eisai Co., Ltd.
    Inventors: Kazuki Miyazaki, Yasutaka Takase, Takao Saeki
  • Patent number: 6365382
    Abstract: The very effective conversion of ML-236B substances and derivatives thereof into 6′-hydroxylated products with the microorganisms of species Amycolatopsis orientalis, or with an extract or a hydroxylation-effective enzyme derived from said microorganism, is described. The products obtained are suitable as HMG-CoA reductase inhibitors or intermediates thereof. Thus, the products can be used, for example, as an antihypercholesterolemic in pharmacy.
    Type: Grant
    Filed: December 27, 2000
    Date of Patent: April 2, 2002
    Assignee: LEK Pharmaceuticals and Chemical Company D.D.
    Inventors: Sa{haeck over (s)}o Kranjc, Irena Ivanc, Manica Schauer
  • Publication number: 20010044442
    Abstract: The invention provides novel JAK-3 inhibitors that are useful for treating leukemia and lymphoma. The compounds are also useful to treat or prevent skin cancer, as well as sunburn and UVB-induced skin inflammation. In addition, the compounds of the present invention prevent the immunosuppressive effects of UVB radiation, and are useful to treat or prevent autoimmune diseases, inflammation, and transplant rejection. The invention also provides pharmaceutical compositions comprising compounds of the invention, as well as therapeutic methods for their use.
    Type: Application
    Filed: March 19, 2001
    Publication date: November 22, 2001
    Applicant: Parker Hughes Institute
    Inventors: Fatih M. Uckun, Elise A. Sudbeck, Marina Cetkovic, Ravi Malaviya, Xing-Ping Liu
  • Patent number: 6313294
    Abstract: The present invention provides a process for preparing an amide, which comprises reacting an amine with an ester in a molten form in the absence of a solvent.
    Type: Grant
    Filed: July 8, 1998
    Date of Patent: November 6, 2001
    Assignee: Development Center for Biotechnology
    Inventors: Wen-Chih Chou, Chang-Wei Tan, Shyh-Fong Chen, Hao Ku
  • Patent number: 6306629
    Abstract: The present invention is related to a new microorganism Streptomyces exfoliatus YJ-118 and a method for producing pravastatin sodium by using this microorganism which shows a strong tolerance to ML-236B and a high hydroxylation activity of ML-236B to pravastatin.
    Type: Grant
    Filed: December 29, 1999
    Date of Patent: October 23, 2001
    Assignee: Yungjin Pharmaceutical Ind. Co., Ltd.
    Inventors: Joo-Kyung Lee, Joo-Woong Park, Dong-Jin Seo, Sang-Choon Lee, Ji-Yoon Kim
  • Patent number: 6303606
    Abstract: Described is the use in the treatment of either male or female sexual dysfunction of selective antagonists of the &agr;1B-adrenergic receptor and the pharmaceutical compositions containing them as compounds capable of helping the sexual act avoiding at the same time excessive side effects due to acute hypotension.
    Type: Grant
    Filed: May 5, 2000
    Date of Patent: October 16, 2001
    Assignee: Recordati, S.A., Chemical and Pharmaceutical Company
    Inventors: Amedeo Leonardi, Gianni Motta, Rodolfo Testa, Giorgio Sironi
  • Publication number: 20010008894
    Abstract: A novel carbonyl-substituted quinazoline, preferably 4-(3′-bromobenzoyl)-6,7-dimethoxyquinazoline (WHI-P164), and methods for lowering blood cholesterol, including reducing total cholesterol and LDL-cholesterol levels by administration of the carbonyl quinazolines and compositions thereof.
    Type: Application
    Filed: March 12, 2001
    Publication date: July 19, 2001
    Applicant: Hughes Institute
    Inventors: Fatih M. Uckun, Vuong N. Trieu, Xing-Ping Liu
  • Patent number: 6255322
    Abstract: A series of 2-(4-hydroxypiperidino)-1-alkanol derivatives are useful as medicaments for the treatment of traumatic injuries to the brain and spinal cord and neuronal degenerative diseases including senile dementias, in mammals, especially humans.
    Type: Grant
    Filed: January 13, 1994
    Date of Patent: July 3, 2001
    Assignee: Pfizer Inc.
    Inventor: Willard McKowan Welch
  • Patent number: 6204267
    Abstract: The present invention is directed in part towards methods of modulating the function of serine/threonine protein kinases with quinazoline-based compounds. The methods incorporate cells that express a serine/threonine protein kinase, such as RAF. In addition, the invention describes methods of preventing and treating serine/threonine protein kinase-related abnormal conditions in organisms with a compound identified by the invention. Furthermore, the invention pertains to quinazoline compounds and pharmaceutical compositions comprising these compounds.
    Type: Grant
    Filed: May 1, 1998
    Date of Patent: March 20, 2001
    Assignee: Sugen, Inc.
    Inventors: Peng C. Tang, Gerald McMahon, Heinz Weinberger, Bernhard Kutscher, Harald App
  • Patent number: 6169093
    Abstract: Compounds of formula I, wherein R1 represents C1-4 alkoxy optionally substituted by one or more fluorine atoms; R2 represents H or C1-6 alkoxy optionally substituted by one or more fluorine atoms; R3 represents a 5- or 6-membered heterocyclic ring, the ring being optionally substituted; R4 represents a 4-, 5-, 6-, or 7-membered heterocyclic ring, the ring being optionally fused to a benzene ring or a 5- or 6-membered heterocyclic ring, the ring system as a whole being optionally substituted; X represents CH or N; and L is absent, or represents a cyclic group of formula Ia, or represents a chain of formula Ib, and pharmaceutically acceptable salts thereof, are useful in therapy, in particular in the treatment of benign prostatic hyperplasia.
    Type: Grant
    Filed: July 7, 1999
    Date of Patent: January 2, 2001
    Assignee: Pfizer Inc.
    Inventor: David Nathan Abraham Fox
  • Patent number: 6156758
    Abstract: Provided are compounds of formula (I) ##STR1## wherein X, Y and Z are independently CH or N; n is 0 or 1; R.sub.1 is selected from OH, alkoxy, aryloxy, aralkyloxy and guanidinyl; R.sub.2 and R.sub.3 are independently selected from H, halogen, amino, hydroxyl, nitro, cyano and carboxyl; R.sub.4 is H, alkyl or acyl; R.sub.5 is selected from H, hydroxyl, halogen, nitro, alkyl, alkoxy, amino, cyclic amino, alkylamino, arylamino and aralkylamino wherein the alkyl, aryl and cyclic moieties are optionally substituted; R.sub.6 and R.sub.7 are independently selected from H, alkyl, alkoxy, halogen and amino; and R.sub.8 and R.sub.9 are independently selected from H, C.sub.1-4 alkyl, alkoxy, acyl, acyloxy, alkoxycarbonyl, hydroxyl, halogen, amino and carboxyl. The compounds have therapeutic or prophylactic use for treating bacterial infection in mammals.
    Type: Grant
    Filed: September 8, 1999
    Date of Patent: December 5, 2000
    Assignee: Isis Pharmaceuticals, Inc.
    Inventors: Pei-Pei Kung, Phillip Dan Cook, Charles John Guinosso