Nitrogen Bonded Directly At 2-position Patents (Class 544/292)
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Publication number: 20090069562Abstract: An improved process for the preparation of N-[3-[(4-amino-6,7-dimethoxy-2-quinazolinyl)methylamino]propyl]tetrahydrofuran-2-carboxamide of Formula (I), by reacting N1-(4-amino-6,7-dimethoxyquinazolin-2-yl)-N1-methyl propane-1,3-diamine (V) with tetrahydrofuran-2-carboxylic acid or its reactive derivative in a solvent.Type: ApplicationFiled: December 11, 2006Publication date: March 12, 2009Inventors: Joseph Prabahar Koilpillai, Magesh Subramanian, Uppalalah Mallela, Sivakumaran Meenakshlsunderam
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Publication number: 20090062299Abstract: The present application describes deuterium-enriched doxazosin, pharmaceutically acceptable salt forms thereof, and methods of treating using the same.Type: ApplicationFiled: August 21, 2008Publication date: March 5, 2009Applicant: PROTIA, LLCInventor: Anthony W. Czarnik
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Publication number: 20090062539Abstract: 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: ApplicationFiled: February 15, 2008Publication date: March 5, 2009Applicant: Eisai R&D Management Co., Ltd.Inventors: Eiichi YAMAMOTO, Osamu Asano, Jun Niijima, Kazumasa Nara, Kazuki Miyazaki
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Publication number: 20090062317Abstract: 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: ApplicationFiled: July 5, 2005Publication date: March 5, 2009Applicant: 7TM PHARMA A/SInventors: Jean-Marie Receveur, Emelie Bjurling, Ann Christensen, Thomas Hoegberg
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Patent number: 7456185Abstract: 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: GrantFiled: March 27, 2007Date of Patent: November 25, 2008Assignee: Roche Palo Alto LLCInventors: James Patrick Dunn, David Michael Goldstein, Christoph Martin Stahl, Teresa Alejandra Trejo-Martin
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Publication number: 20080242861Abstract: This invention relates to methods of preparing the compounds of formula (V): Each variable in this formula is defined in the specification.Type: ApplicationFiled: April 2, 2007Publication date: October 2, 2008Inventors: Chi-Feng Yen, Chang-Pin Huang, Cheng-Kung Hu, Ming-Chen Chou, Chi-Hsin Richard King
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Publication number: 20080214586Abstract: 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: ApplicationFiled: April 24, 2006Publication date: September 4, 2008Inventors: Hans-Michael Eggenweiler, Michael Wolf, Hans-Peter Buchstaller
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Publication number: 20080176875Abstract: 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: ApplicationFiled: November 28, 2007Publication date: July 24, 2008Applicant: SHIRE LLCInventors: Richard Franklin, Bernard T. Golding, Peter A. Cicala
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Patent number: 7368454Abstract: 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: GrantFiled: March 8, 2006Date of Patent: May 6, 2008Assignee: Hoffmann-La Roche Inc.Inventors: Alexander Alanine, Luca Claudio Gobbi, Sabine Kolczewski, Thomas Luebbers, Jens-Uwe Peters, Lucinda Steward
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Patent number: 7358239Abstract: 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 isType: GrantFiled: March 14, 2005Date of Patent: April 15, 2008Assignee: Janssen Pharmaceutica, N.V.Inventors: Marcel Frans Leopold De Bruyn, Kristof Van Emelen, Piet Tom Bert Paul Wigerinck, Wim Gaston Verschueren
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Patent number: 7348333Abstract: 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: GrantFiled: May 10, 2002Date of Patent: March 25, 2008Assignee: 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
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Patent number: 7348332Abstract: 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: GrantFiled: April 5, 2006Date of Patent: March 25, 2008Assignee: Hoffmann-La Rochse Inc.Inventors: Alexander Alanine, Luca Claudio Gobbi, Sabine Kolczewski, Thomas Luebbers, Jens-Uwe Peters, Lucinda Steward
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Patent number: 7304059Abstract: 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: GrantFiled: February 1, 2006Date of Patent: December 4, 2007Assignee: Neurogen CorporationInventors: Rajagopal Bakthavatchalam, Charles A. Blum, Harry Brielmann, Timothy M. Caldwell, Stéphane De Lombaert, Kevin J. Hodgetts, Xiaozhang Zheng, Taeyoung Yoon
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Patent number: 7238698Abstract: 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: GrantFiled: April 15, 2004Date of Patent: July 3, 2007Assignee: Roche Palo Alto LLCInventors: James Patrick Dunn, David Michael Goldstein, Christoph Martin Stahl, Teresa Alejandra Trejo-Martin
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Patent number: 7176312Abstract: 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: GrantFiled: October 12, 2002Date of Patent: February 13, 2007Assignees: The Scripps Research Institute, IRM LLCInventors: Sheng Ding, Qiang Ding, Nathanael S. Gray
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Patent number: 7060825Abstract: 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: GrantFiled: July 25, 2003Date of Patent: June 13, 2006Assignee: BioNumerik Pharmaceuticals, Inc.Inventors: Ye Wu, Harry Kochat
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Patent number: 7022849Abstract: 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: GrantFiled: June 17, 2002Date of Patent: April 4, 2006Assignee: Bristol-Myers Squibb Co.Inventors: William J. Pitts, Joseph Barbosa
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Patent number: 6982260Abstract: 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: GrantFiled: November 3, 2000Date of Patent: January 3, 2006Assignee: Warner-Lambert CompanyInventors: 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
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Patent number: 6953800Abstract: 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: GrantFiled: August 22, 2001Date of Patent: October 11, 2005Assignees: Recordati S.A. Chemical, Pharmaceutical CompanyInventors: Amedeo Leonardi, Gianni Motta, Rodolfo Testa, Giorgio Sironi
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Patent number: 6946469Abstract: 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: GrantFiled: March 27, 2002Date of Patent: September 20, 2005Assignee: Bristol-Myers Squibb Pharma CompanyInventors: Jeffery W. Corbett, James David Rodgers
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Patent number: 6911446Abstract: 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: GrantFiled: January 26, 2001Date of Patent: June 28, 2005Assignee: Sugen, Inc.Inventors: Peng C. Tang, Gerald McMahon, Heinz Weinberger, Bernhard Kutscher, Harald App
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Patent number: 6900222Abstract: 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 aType: GrantFiled: May 23, 2000Date of Patent: May 31, 2005Assignee: Janssen Pharmaceutica N.V.Inventors: Marcel Frans Leopold De Bruyn, Kristof Van Emelen, Piet Tom Bert Paul Wigerinck, Wim Gaston Verschueren
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Patent number: 6881753Abstract: 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: GrantFiled: April 14, 2004Date of Patent: April 19, 2005Assignee: Bristol-Myers Squibb Co.Inventors: John Lloyd, Heather J. Finlay, Wayne Vaccaro, Karnail S. Atwal, Michael F. Gross, Kerry L. Spear
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Patent number: 6821967Abstract: 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: GrantFiled: October 9, 2002Date of Patent: November 23, 2004Assignee: Boehringer Ingelheim Pharma KGInventors: Thorsten Lehmann-Lintz, Armin Heckel, Leo Thomas, Michael Mark
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Publication number: 20040224965Abstract: 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: ApplicationFiled: October 16, 2002Publication date: November 11, 2004Inventors: Rolf Gericke, Norbert Beier, Claudia Wilm
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Patent number: 6806274Abstract: 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: GrantFiled: January 7, 2002Date of Patent: October 19, 2004Assignee: AstraZeneca UK LimitedInventors: Graham C Crawley, Laurent F A Hennequin, Darren McKerrecher, Patrick Ple, Jeffrey Philip Poyser, Christine M P Lambert
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Publication number: 20040039001Abstract: 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: ApplicationFiled: March 5, 2003Publication date: February 26, 2004Inventors: Rolf Gericke, Norbert Beier, Claudia Wilm
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Patent number: 6620849Abstract: 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: GrantFiled: July 24, 2001Date of Patent: September 16, 2003Assignee: ICAFEN, Inc.Inventors: Serge Beaudoin, Michael F. Gross, Aimee D. Reed, Alan D. Wickenden, Anrou Zou
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Publication number: 20030144276Abstract: Described is a heterocycle-containing carboxylic acid derivative represented by the following formula (I): 1Type: ApplicationFiled: January 6, 2003Publication date: July 31, 2003Applicant: 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
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Publication number: 20030119785Abstract: The present invention relates to compounds of the formula I,Type: ApplicationFiled: November 19, 2002Publication date: June 26, 2003Applicant: 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
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Publication number: 20030114673Abstract: 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: ApplicationFiled: May 29, 2002Publication date: June 19, 2003Inventor: Philip C. Lang
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Patent number: 6545155Abstract: Glucokinase activating amides useful for increasing insulin secretion in the treatment of type II diabetes are disclosed.Type: GrantFiled: December 4, 2001Date of Patent: April 8, 2003Assignee: Hoffmann-La Roche Inc.Inventors: Wendy Lea Corbett, Joseph Samuel Grimsby, Nancy-Ellen Haynes, Robert Francis Kester, Paige Erin Mahaney, Ramakanth Sarabu
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Patent number: 6521629Abstract: 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: GrantFiled: November 13, 2001Date of Patent: February 18, 2003Assignee: Pfizer Inc.Inventor: David Nathan Abraham Fox
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Publication number: 20030018039Abstract: The present invention relates to 4,4-disubstituted-3,4-dihydro-2(1H)-quinazolinones of formula I: 1Type: ApplicationFiled: March 27, 2002Publication date: January 23, 2003Inventors: Jeffery W. Corbett, James David Rodgers
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Publication number: 20030008866Abstract: 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: ApplicationFiled: August 26, 2002Publication date: January 9, 2003Applicant: Chiron CorporationInventors: John M. Nuss, Xiaohui A. Zhou
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Publication number: 20020169161Abstract: 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: ApplicationFiled: July 24, 2001Publication date: November 14, 2002Inventors: Serge Beaudoin, Michael F. Gross, Aimee D. Reed, Alan Wickenden, Anrou Zou
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Publication number: 20020161226Abstract: 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: ApplicationFiled: July 11, 2001Publication date: October 31, 2002Applicant: Parker Hughes InstituteInventors: Fatih M. Uckun, Rama Krishna Narla, Xing-Ping Liu
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Patent number: 6444452Abstract: 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: GrantFiled: November 28, 2000Date of Patent: September 3, 2002Assignee: Biogal Gyogyszergyar Rt.Inventors: Vilmos Keri, Lajos Deak, Ilona Forgacs, Csaba Szabo, Edit Arvai Nagyne
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Publication number: 20020107396Abstract: Glucokinase activating amides are useful for increasing insulin secretion in the treatment of type II diabetes.Type: ApplicationFiled: December 4, 2001Publication date: August 8, 2002Inventors: Wendy Lea Corbett, Joseph Samuel Grimsby, Nancy-Ellen Haynes, Robert Francis Kester, Paige Erin Mahaney, Ramakanth Sarabu
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Publication number: 20020103199Abstract: Glucokinase activating amides are useful for increasing insulin secretion in the treatment of type II diabetes.Type: ApplicationFiled: December 4, 2001Publication date: August 1, 2002Inventors: Wendy Lea Corbett, Joseph Samuel Grimsby, Nancy-Ellen Haynes, Robert Francis Kester, Paige Erin Mahaney, Ramakanth Sarabu
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Publication number: 20020055516Abstract: 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: ApplicationFiled: November 2, 2001Publication date: May 9, 2002Applicant: Eisai Co., Ltd.Inventors: Kazuki Miyazaki, Yasutaka Takase, Takao Saeki
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Patent number: 6365382Abstract: 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: GrantFiled: December 27, 2000Date of Patent: April 2, 2002Assignee: LEK Pharmaceuticals and Chemical Company D.D.Inventors: Sa{haeck over (s)}o Kranjc, Irena Ivanc, Manica Schauer
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Publication number: 20010044442Abstract: 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: ApplicationFiled: March 19, 2001Publication date: November 22, 2001Applicant: Parker Hughes InstituteInventors: Fatih M. Uckun, Elise A. Sudbeck, Marina Cetkovic, Ravi Malaviya, Xing-Ping Liu
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Patent number: 6313294Abstract: 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: GrantFiled: July 8, 1998Date of Patent: November 6, 2001Assignee: Development Center for BiotechnologyInventors: Wen-Chih Chou, Chang-Wei Tan, Shyh-Fong Chen, Hao Ku
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Patent number: 6306629Abstract: 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: GrantFiled: December 29, 1999Date of Patent: October 23, 2001Assignee: Yungjin Pharmaceutical Ind. Co., Ltd.Inventors: Joo-Kyung Lee, Joo-Woong Park, Dong-Jin Seo, Sang-Choon Lee, Ji-Yoon Kim
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Patent number: 6303606Abstract: 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: GrantFiled: May 5, 2000Date of Patent: October 16, 2001Assignee: Recordati, S.A., Chemical and Pharmaceutical CompanyInventors: Amedeo Leonardi, Gianni Motta, Rodolfo Testa, Giorgio Sironi
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Publication number: 20010008894Abstract: 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: ApplicationFiled: March 12, 2001Publication date: July 19, 2001Applicant: Hughes InstituteInventors: Fatih M. Uckun, Vuong N. Trieu, Xing-Ping Liu
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Patent number: 6255322Abstract: 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: GrantFiled: January 13, 1994Date of Patent: July 3, 2001Assignee: Pfizer Inc.Inventor: Willard McKowan Welch
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Patent number: 6204267Abstract: 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: GrantFiled: May 1, 1998Date of Patent: March 20, 2001Assignee: Sugen, Inc.Inventors: Peng C. Tang, Gerald McMahon, Heinz Weinberger, Bernhard Kutscher, Harald App
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Patent number: 6169093Abstract: 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: GrantFiled: July 7, 1999Date of Patent: January 2, 2001Assignee: Pfizer Inc.Inventor: David Nathan Abraham Fox