Phthalazines (including Hydrogenated) Patents (Class 544/237)
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Patent number: 6635641Abstract: Amide compounds represented by the formula: wherein: R1 is a moiety represented by the formula where X is selected from the group consisting of CH2, O, S, and NH; and Y is selected from the group consisting of CH2, O, and S, provided that at least one of X and Y is CH2, or X and Y together with the bond there-between form a cyclopropyl; are described. These compounds and pharmaceutical compositions containing them modulate and/or inhibit the activity of certain protein kinases and are capable of mediating tyrosine kinase signal transduction in order to modulate and/or inhibit unwanted cell proliferation.Type: GrantFiled: January 19, 2001Date of Patent: October 21, 2003Assignee: Agouron Pharmaceuticals, Inc.Inventors: Steven Lee Bender, Dilip Bhumralkar, Michael Raymond Collins, Stephen James Cripps, Judith Gail Deal, Lei Jia, Mitchell David Nambu, Cynthia Louise Palmer, Zhengwei Peng, Michael David Varney
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Publication number: 20030181456Abstract: The present invention of compounds of formula (I) 1Type: ApplicationFiled: January 29, 2003Publication date: September 25, 2003Inventors: Jean-Paul Rene Marie Andre Bosmans, Ann Louise Gabrielle Meulemans, Michel Anna Jozef De Cleyn, Henricus Jacobus Maria Gijsen
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Publication number: 20030158410Abstract: A process for preparing diketopyrrolopyrrole pigments comprises conducting the elementary steps of pigment synthesis (reaction and hydrolysis) in a miniaturized continuous reactor.Type: ApplicationFiled: March 6, 2003Publication date: August 21, 2003Inventors: Uwe Nickel, Leonhard Unverdorben, Joachim Weber, Erwin Dietz, Juergen Patzlaff
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Patent number: 6605630Abstract: The invention concerns a compound of the formula (I): wherein, for example: T is of the formula (IA), (IB), or (IC); R1 is of the formula —NHC(═O)Rb wherein Rb is (1-4C)alkyl; R2 and R3 are hydrogen or fluoro; >A—B— is >C═CH— (but not when T is (IA)) or >CH—CH2—; wherein when T is of the formula (IA) or (IB); R6 is, for example, (1-4C)alkyl; R5 is hydrogen, R10CO—, R10SO2— or R10CS— wherein R10 is, for example, optionally substituted phenyl, or (1-10C)alkyl, or when T is of the formula (IA), (IB); or (IC): R5 and R6 are linked to give a 5- or 6-membered ring which is fused to the ring shown in (IA), (IB), or (IC) so as to give an optionally substituted bicyclic ring; and pharmaceutically acceptable salts thereof, processes for their preparation, pharmaceutical compositions containing them, and their use as antibacterial agents.Type: GrantFiled: February 18, 2000Date of Patent: August 12, 2003Assignee: Syngenta LimitedInventor: Michael Barry Gravestock
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Publication number: 20030149043Abstract: NHE-1 inhibitors, methods of using such NHE-1 inhibitors and pharmaceutical compositions containing such NHE-1 inhibitors. The NHE-1 inhibitors are useful for the reduction of tissue damage resulting from tissue ischemia.Type: ApplicationFiled: December 9, 2002Publication date: August 7, 2003Applicant: Pfizer Inc.Inventors: Ernest S. Hamanaka, Angel Guzman-Perez, Christian J. Mularski, Roger B. Ruggeri, Ronald T. Wester
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Patent number: 6602871Abstract: This invention relates generally to inhibitors of trypsin-like serine protease enzymes, especially factor Xa or thrombin, pharmaceutical compositions containing the same, and methods of using the same as anticoagulant agents for treatment and prevention of thromboembolic disorders.Type: GrantFiled: December 4, 2001Date of Patent: August 5, 2003Assignee: Bristol-Myers Squibb Pharma CompanyInventors: Patrick Y. S. Lam, Charles G. Clark, John M. Fevig, Robert A. Galemmo, Qi Han, Irina C. Jacobson, Renhau Li, Donald J. P. Pinto, Ruth R. Wexler
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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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Patent number: 6589951Abstract: Compounds of formula (I) wherein B is alkylene, amino, CONH or a bond; Cy is optionally substituted phenyl or heteroaryl; R is H, phenyl or (C1-4)alkyl optionally substituted; R1 is (C1-6)alkyl or polyfluoro(C1-6)-alkyl; R2 is (C4-7)cycloalkyl optionally containing an oxygen atom and optionally substituted; and the N→O derivatives and pharmaceutically acceptable salt thereof are PDE 4 and TNF&agr; inhibitors.Type: GrantFiled: August 10, 2000Date of Patent: July 8, 2003Assignee: Zambon Group S.p.A.Inventors: Mauro Napoletano, Gabriele Norcini, Daniela Botta, Giancarlo Grancini, Gabriele Morazzoni, Francesco Santangelo, Jorge G. Siro Herrero, José Luis Garcia Navaio, Julio G. Alvarez-Builla
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Patent number: 6583146Abstract: Compounds represented by general formula (I): and salts thereof, exhibiting excellent adenosine A3 receptor antagonism: wherein A is an optionally substituted benzene ring; B may be further substituted; and R1 is an optionally substituted cyclic group.Type: GrantFiled: July 12, 2001Date of Patent: June 24, 2003Assignee: Takeda Chemical Industries, Ltd.Inventors: Shigenori Ohkawa, Naoyuki Kanzaki, Seiji Miwatashi
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Patent number: 6579879Abstract: The present invention relates to novel pyridazinone compounds, pharmaceutical compositions comprising those compounds and to methods of using such compounds and compositions to inhibit aldose reductase, lower sorbitol levels and, thus, lower fructose levels, and/or treat or prevent diabetic complications such as diabetic neuropathy, diabetic retinopathy, diabetic nephropathy, diabetic cardiomyopathy, diabetic microangiopathy and diabetic macroangiopathy in mammals. This invention also relates to methods of affording cardioprotection to subjects not suffering from diabetes. This invention also relates to pharmaceutical compositions and kits comprising a combination of an aldose reductase inhibitor (ARI) of this invention and a sorbitol dehydrogenase inhibitor and to methods of using such compositions or kits to treat or prevent the above diabetic complications in mammals.Type: GrantFiled: March 21, 2002Date of Patent: June 17, 2003Assignee: Pfizer IncInventor: Banavara L. Mylari
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Publication number: 20030105074Abstract: The present invention provides a phthalazine compound as a therapeutic agent for erectile dysfunction represented by the following formula, a pharmacologically acceptable salt thereof or a hydrate thereof: 1Type: ApplicationFiled: October 28, 2002Publication date: June 5, 2003Applicant: Eisai Co., Ltd.Inventors: Nobuhisa Watanabe, Norio Karibe, Kazuki Miyazaki, Fumihiro Ozaki, Atsushi Kamada, Shuhei Miyazawa, Yoshimitsu Naoe, Toshihiko Kaneko, Itaru Tsukada, Tadashi Nagakura, Hiroki Ishihara, Kohtarou Kodama, Hideyuki Adachi
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Publication number: 20030083523Abstract: A compound represented by the following general formula (I): 1Type: ApplicationFiled: June 18, 2002Publication date: May 1, 2003Applicant: Mitsubishi Chemical CorporationInventors: Ryoichi Ando, Makoto Kawamura, Noriko Chiba, Kazutoshi Watanabe
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Publication number: 20030073692Abstract: Compounds which are amino-phthalazinone derivatives and pharmaceutically acceptable salts thereof, together with pharmaceutical compositions comprising them are disclosed; these compounds or compositions are useful in the treatment of diseases caused by and/or associated with an altered protein kinase activity such as cancer, cell proliferative disorders, Alzheimer's disease, viral infections, auto-immune diseases and neurodegenerative disorders.Type: ApplicationFiled: August 7, 2001Publication date: April 17, 2003Applicant: PHARMACIA & UPJOHN S.p.A.Inventor: Maurizio Pulici
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Patent number: 6544993Abstract: The compounds of formula (I) in which R1, R2, A and Ar have the meanings as given in the description are novel effective PDE4 inhibitors.Type: GrantFiled: April 12, 2002Date of Patent: April 8, 2003Assignee: Altana Pharma AGInventor: Geert Jan Sterk
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Publication number: 20030054298Abstract: A photographic processing composition for silver halide color photographic lightsensitive material, comprising at least one compound represented by the formula (I):Type: ApplicationFiled: March 29, 2002Publication date: March 20, 2003Applicant: FUJI PHOTO FILM CO., LTD.Inventors: Makoto Suzuki, Yasufumi Nakai, Yoshiharu Yabuki
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Patent number: 6531475Abstract: CRF receptor antagonists are disclosed which have utility in the treatment of a variety of disorders, including the treatment of disorders manifesting hypersecretion of CRF in a warm-blooded animals, such as stroke. The CRF receptor antagonists of this invention have the following structure: including stereoisomers and pharmaceutically acceptable salts thereof, wherein n, m, A, B, C, R, R1, R2 and Ar are as defined herein.Type: GrantFiled: May 18, 2000Date of Patent: March 11, 2003Assignee: Neurocrine Biosciences, Inc.Inventors: Mustapha Haddach, Brian P. Dyck, Charles Q. Huang, Jodie Nelson, Zhiqiang Guo, James R. McCarthy
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Patent number: 6514982Abstract: CRF receptor antagonists are disclosed which have utility in the treatment of a variety of disorders, including the treatment of disorders manifesting hypersecretion of CRF in a warm-blooded animals, such as stroke. The CRF receptor antagonists of this invention have the following structure: including stereoisomers and pharmaceutically acceptable salts thereof, wherein n, m, A, B, C, R, R1, R2 and Ar are as defined herein.Type: GrantFiled: November 12, 1999Date of Patent: February 4, 2003Assignee: Neurocrine Biosciences, Inc.Inventors: Mustapha Haddach, Brian P. Dyck, Charles Q. Huang, Jodie Nelson, Zhiqiang Guo, James R. McCarthy
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Patent number: 6514974Abstract: The invention relates to compounds of formula I, wherein r is 0 to 2, n is 0 to 2; m is 0 to 4; R1 and R2 (i) are in each case a lower alkyl, or (ii) together form a bridge in subformula I* or (iii) together form a bridge in subformula I** wherein one or two of the ring members T1, T2, T3, and T4 are nitrogen, and the remainder are in each case CH; A, B, D, and E are N or CH, wherein not more than 2 of these radicals are N; G is lower alkylene, acyloxy- or hydroxy-lower alkylene, —CH2—O—, —CH2—S—, —CH2—NH—, oxa, thia, or imino; Q is methyl; R is H or lower alkyl; X is imino, oxa, or thia; Y is aryl, pyridyl, or (un)substituted cycloalkyl; and Z is mono- or disubstited amino, halogen, alkyl, substituted alkyl, hydroxy, etherified or esterified hydroxy, nitro, cyano, carboxy, esterified carboxy, alkanoyl, carbamoyl, N-mono- or N,N-disubstituted carbamoyl, amidino, guanidino, mercapto, sulfo, phenylthio, pType: GrantFiled: May 17, 2001Date of Patent: February 4, 2003Assignee: Novartis AGInventors: Guido Bold, Jörg Frei, Peter Traxler, Karl-Heinz Altmann, Helmut Mett, David Raymond Stover, Jeanette Marjorie Wood
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Publication number: 20030018191Abstract: Process for the preparation of compounds of formula I 1Type: ApplicationFiled: June 12, 2002Publication date: January 23, 2003Inventors: Michael Tinkl, Samuel Evans, Peter Nesvadba
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Patent number: 6509339Abstract: This invention concerns the compounds of formula the N-oxide forms, the pharmaceutically acceptable acid addition salts and the stereochemically isomeric forms thereof, wherein R1 is C1-6alkyloxy, C2-6alkenyloxy or C2-6alkynyloxy; R2 is hydrogen or C1-6alkyloxy, or when taken together R1 and R2 may form a bivalent radical of formula wherein in said bivalent radicals one or two hydrogen atoms may be substituted with C1-6alkyl, R3 is hydrogen or halo; L is C3-6cycloalkyl, C5-6cycloalkanone, C2-6alkenyl optionally substituted with aryl, or L is a radical of formula -Alk-R4, -Alk-NR5R6, 1-R6-4-piperidinyl, Alk-X—R7, -Alk-Y—C(═O)—R9, or -Alk-Y—C(═O)—NR11R12 wherein each Alk is C1-12alkanediyl; R4 is hydrogen, C1-6alkylsulfonylamino, C3-6cycloalkyl, C5-6cycloalkanone, Ar-, di(Ar)methyl, Ar-oxy- or Het1; R5 is hydrogen or C1-6alkyl; R6 is Het2; R7 is hydrogen, C1-6alkyl, hydroxyC1-6alkyl, C3-6cycloalkyl, Ar or Het2; X is O, S, SO2 or NR8; said R8 being hydrogType: GrantFiled: August 20, 2001Date of Patent: January 21, 2003Assignee: Janssen Pharmaceutica N.V.Inventors: Jean-Paul René Marie Bosmans, Christopher John Love, Marc Gustaaf Celine Verdonck, Joannes Adrianus Jacobus Schuurkes
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Publication number: 20020198208Abstract: The present invention can be used in medical practice specifically in chemical and pharmaceutical production of medicinal agents capable of modulating the immune system.Type: ApplicationFiled: November 28, 2001Publication date: December 26, 2002Inventors: Musa Tazhudinovich Abidov, Alexandr Petrovich Khokhlov
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Patent number: 6498159Abstract: The present invention provides a phthalazine compound as a therapeutic agent for erectile dysfunction represented by the following formula, a pharmacologically acceptable salt thereof or a hydrate thereof: wherein R1 and R2 are the same as or different from each other and represent a halogen atom, a C1 to C4 alkyl group which may be substituted with a halogen atom, a C1 to C4 alkoxy group which may be substituted with a halogen atom or a cyano group; X represents a cyano group, a nitro group, a halogen atom, a hydroxyimino group which may be substituted or a heteroaryl group which may be substituted; Y represents a heteroaryl group, an aryl group which may be substituted, an alkynyl group which may substituted, an alkenyl group, an alkyl group, an optionally substituted saturated or unsaturated 4- to 8-membered amine ring, and the cyclic amine compound is a monocyclic compound, bicyclic compound or a spiro compound; l is an integer of 1 to 3; provided that the case where l is 1 or 2, X is aType: GrantFiled: March 8, 2000Date of Patent: December 24, 2002Assignee: Eisai Co., Ltd.Inventors: Nobuhisa Watanabe, Norio Karibe, Kazuki Miyazaki, Fumihiro Ozaki, Atsushi Kamada, Shuhei Miyazawa, Yoshimitsu Naoe, Toshihiko Kaneko, Itaru Tsukada, Tadashi Nagakura, Hiroki Ishihara, Kohtarou Kodama, Hideyuki Adachi
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Patent number: 6492360Abstract: Compounds of formula (I), wherein is a single or double bond; Z is NH, methylene, a (C2-C6)alkylene chain optionally branched and/or unsaturated and/or interrupted by a (C5-C7)cycloalkyl residue; A is phenyl or heterocycle optionally substituted or a COR4 group wherein R4 is hydroxy, (C1-C6)-alkoxy, amino optionally substituted; R is a (C1-C6)alkyl or polyfluoro(C1-C6)alkyl group; R1 is absent when is a double bond or, when is a single bond, is (a) hydrogen; (b) (C1-C6)alkyl optionally substituted; (c) —COR6 wherein R6 is hydrogen, aryl, aryl-(C1-C6)alkyl, amino optionally alkylated or monohydroxylated, hydroxy, (C1-C4)alkoxy, carboxy, (C1-C4)alkoxycarbonyl, formula (1), or (C1-C4)alkyl optionally substituted by heterocycle; (d) (C1-C4)-alkylsulfonyl; R2 represents two hydrogen atoms or a group —O when is a single bond, or, when is a double bond, R2 is hydrogen, cyano, (C1-C4)alkoxycarbonyl, amido, optionally substituted aryl or heterocycle, (C1-C8)alkyl, (C2-C8)alkenyl or (Type: GrantFiled: October 15, 2001Date of Patent: December 10, 2002Assignee: Zambon Group S.p.A.Inventors: Mauro Napoletano, Gabriele Norcini, Giancarlo Grancini, Franco Pellacini, Gian Marco Leali, Gabriele Morazzoni
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Patent number: 6489326Abstract: The present invention can be used in medical practice specifically in chemical and pharmaceutical production of medicinal agents capable of modulating the immune system. This invention essentially relates to a new medicinal preparation 5-amino-2,3-dihydrophthalazine-1,4-dione sodium salt having immunomodulatory, antiinflammatory, and antioxidant properties. The preparation is obtained from 3-nitro-phthalanhydride by consecutive isolation of intermediate and end products. The intermediate products include 5-nitro-2,3-dihydrophthalazine-1,4-dione and 5-amino-2,3-dihydrophthala2ine-1,4-dione. The reaction between 5-amino-2,3-dihydrophthalazine-1,4-dione and sodium hydroxide yields the target product, 5-amino-2,3-dihydrophthalazine-1,4-dione sodium salt. The method allows to produce the medicinal preparation with high pharmaceutical activity. It is provided an example of application of this preparation.Type: GrantFiled: November 28, 2001Date of Patent: December 3, 2002Inventors: Musa Tazhudinovich Abidov, Alexandr Petrovich Khokhlov
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Patent number: 6486158Abstract: [4,5]-Fused-3,6 disubstituted-pydidazines of Formula I are useful for inducing or promoting apoptosis and for arresting uncontrolled neoplastic cell proliferation, and are specifically useful in the arresting and treatment of neoplasia: wherein Y1 and Y2 are independently selected from the group consisting of (CH2)n,—C(X)—NH—,—(CH2)n—C(X)—O—, and X is O or S; R1 is selected from the group consisting of lower alkyl, lower alkenyl, lower alkynyl, and substituted or unsubstituted phenyl, pyridinyl, and the like; R2 is selected from the group consisting of substituted or unsubstituted phenyl, benzyl, pyridinyl, and the like; “A” is a benzene ring fused with the pyridazine ring; and R3 is independently selected in each instance form the group consisting of halogen, lower alkyl, and the like.Type: GrantFiled: June 6, 2001Date of Patent: November 26, 2002Assignee: Cell Pathways, Inc.Inventors: Xiaojing Wang, Gerhard Sperl, Paul Gross, Rifat Pamukcu, Gary A. Piazza
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Patent number: 6482859Abstract: The invention relates to novel pesticidally active compounds of the general formula I as well as possible isomers and mixtures of isomers thereof, wherein n is a number zero or one; and R1 is C1-C12alkyl that is unsubstituted or may be substituted by C1-C4alkoxy, C1-C4alkylthio, C1-C4alkylsulfonyl, C3-C8cycloalkyl, cyano, C1C6alkoxycarbonyl, C3-C6alkenyloxycarbonyl or by C3-C6alkynyloxycarbonyl; C3-C8cycloalkyl; C2-C12alkenyl; C2-C12alkynyl; C1-C12haloalkyl: or a group NR11R12 wherein R11 and R12 are each independently of the other hydrogen or C1-C8alkyl, or together are tetra- or penta-methylene; R2 and R3 are each independently of the other hydrogen; C1-C8alkyl; C1-C8alkyl substituted by hydroxy, C1-C4alkoxy, mercapto or by C1-C4alkylthio; C3-C8alkenyl; C3-C8alkynyl; C3-C8cycloalkyl; C3-C8cycloalkyl-C1-C4alkyl; or the two groups R2 and R3 together with the carbon atom to which they are bonded form a three- to eight-membered ring; R4, R5, R6 and R7 are identical or different and are eaType: GrantFiled: February 4, 2000Date of Patent: November 19, 2002Assignee: Syngenta Crop Protection, Inc.Inventors: Martin Zeller, André Jeanguenat
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Patent number: 6479505Abstract: Compounds of formula (I), in which R1, R2, R3, R31, R4, R5, R51 and Ar have the meanings indicated in the description, are novel active bronchial therapeutics.Type: GrantFiled: July 12, 2001Date of Patent: November 12, 2002Assignee: Altana Pharma AGInventor: Beate Gutterer
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Publication number: 20020156081Abstract: The present invention provides compounds of Formula I, 1Type: ApplicationFiled: March 22, 2001Publication date: October 24, 2002Applicant: Abbott LaboratoriesInventors: Gavin C. Hirst, Paul Rafferty, Kurt Ritter, David Calderwood, Neil Wishart, Lee D. Arnold, Michael M. Friedman
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Patent number: 6462044Abstract: The present invention describes novel nitrosated and/or nitrosylated phosphodiesterase inhibitors, and novel compositions containing at least one nitrosated and/or nitrosylated phosphodiesterase inhibitor, and, optionally, one or more compounds that donate, transfer or release nitric oxide, elevate endogenous levels of endothelium-derived relaxing factor, stimulate endogenous synthesis of nitric oxide or is a substrate for nitric oxide synthase and/or one or more vasoactive agents. The present invention also provides novel compositions containing at least one phosphodiesterase inhibitor, and one or more compounds that donate, transfer or release nitric oxide, elevate endogenous levels of endothelium-derived relaxing factor, stimulate endogenous synthesis of nitric oxide or is a substrate for nitric oxide synthase and/or one or more vasoactive agents.Type: GrantFiled: August 30, 2001Date of Patent: October 8, 2002Assignee: NitroMed, Inc.Inventors: David S. Garvey, Inigo Saenz de Tejada, Richard A. Earl, Subhash P. Khanapure
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Patent number: 6458950Abstract: A compound shown by the formula II, wherein Het is a mono- or polycyclic heterocyclic group comprising one or more hetero atoms selected from the group consisting of N, O and S which may be the same or different from each other; R1 is hydrogen, an optionally substituted lower alkyl or an optionally substituted lower alkenyl; A is an optionally substituted lower alkylene, an optionally substituted lower alkenylene or a single bond; B is an optionally substituted imino or a single bond; or A and B taken together may form a single bond; and D is a single bond or a group of the formula (a):Type: GrantFiled: August 3, 2000Date of Patent: October 1, 2002Assignee: Shionogi & Co., Ltd.Inventors: Yasuhiro Nishitani, Koji Ishikura
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Patent number: 6448244Abstract: The present invention concerns novel water-soluble azole compounds of formula (I), the N-oxide forms, the pharmaceutically acceptable addition salts and stereochemically isomeric forms thereof; as antifungals; their processes for preparation, composition containing them and their use as a medicine.Type: GrantFiled: November 9, 2000Date of Patent: September 10, 2002Assignee: Janssen Pharmaceutica N.V.Inventors: Lieven Meerpoel, Leo Jacobus Jozef Backx, Louis Jozef Elisabeth Van der Veken
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Patent number: 6444672Abstract: The present invention relates to heterocyclic antithrombotic compounds comprising a compound of the Formula I, wherein X′ is independently CH or N, and m is 0, 1, 2 or 3, or a pharmaceutically acceptable salt or prodrug thereof.Type: GrantFiled: April 17, 2000Date of Patent: September 3, 2002Assignee: Akzo Nobel N.V.Inventors: Constant Adriaan Anton van Boeckel, Philippus Johannes Marie van Galen, Johannes Bernardus Maria Rewinkel
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Patent number: 6440969Abstract: Disclosed are compounds that are highly selective partial agonists or antagonists at human CRF1 receptors that are useful in the diagnosis and treatment of treating stress related disorders such as post traumatic stress disorder (PTSD) as well as depression, headache and anxiety. The compounds have the formula or the pharmaceutically acceptable salts thereof wherein Ar, R1, R2, R3, R4 and W are various organic and inorganic substituents.Type: GrantFiled: May 10, 2001Date of Patent: August 27, 2002Assignee: Neurogen CorporationInventors: Jun Yuan, Taeyoung Yoon
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Publication number: 20020115855Abstract: The instant invention discloses a process for the preparation of compounds of formula I 1Type: ApplicationFiled: July 5, 2001Publication date: August 22, 2002Inventors: Michele Gerster, Paul Dubs
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Patent number: 6432955Abstract: The present invention relates to therapeutically active antithrombotic compounds.Type: GrantFiled: October 4, 2000Date of Patent: August 13, 2002Assignee: Akzo Nobel N.V.Inventors: Constant Adriaan Anton van Boeckel, Philippus Johannes Marie van Galen, Johannes Bernardus Maria Rewinkel
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Patent number: 6426415Abstract: A compound of formula I: or a pharmaceutically acceptable salt, prodrug, metabolite, optical isomer or stereoisomer thereof, wherein: R1, when present, is hydrogen or lower alkyl; R2 is lower alkyl, aryl, aralkyl, lower alkanoyl, or —(CH2)n—(CHOH)y(CH2)mA, wherein n is 1-4, y is 0 or 1, m is 0-5, and A is cycloalkyl, cycloalkenyl, lower alkanoyl, aryl, aralkyl, —NH2, —NH-(lower alkyl), Y represents the atoms necessary to form a fused 5- to 6-membered ring that is aromatic or nonaromatic and carbocyclic or heterocyclic; Z is (i) —CHR2CHR3— where R2 and R3 are independently hydrogen, alkyl, aryl or aralkyl; (ii) —R6C═CR3— where R6 and R3 are independently hydrogen, lower alkyl, aryl, aralkyl, chlorine, bromine or —NR7R8, where R7 and R8 are independently hydrogen or lower alkyl, or, R6 and R3, taken together, form a fused 5- to 6-membered ring that is aromatic or nonaromatic and carbocyclic or heterocyclic; (iiiType: GrantFiled: May 15, 1998Date of Patent: July 30, 2002Assignee: Guilford Pharmaceuticals Inc.Inventors: Paul F. Jackson, Keith M. Maclin, Jie Zhang
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Patent number: 6380196Abstract: Compounds of formula I, wherein Het represents a heterocycle having the meaning and R1, R2, R3 and R4 have the meanings as given in the description are novel effective bronchial therapeutics.Type: GrantFiled: August 3, 2000Date of Patent: April 30, 2002Assignee: Byk Gulden Lomberg Chemische Fabrik GmbHInventors: Wolf-Rüdiger Ulrich, Geert Jan Sterk, Margaretha van der Mey
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Patent number: 6369002Abstract: Compounds of formula 1 wherein R1 is hydrogen, fluorine, chlorine, bromine or methyl; R2 is C1-C4alkyl, C1-C4halogenalkyl, halogen, hydroxy, C1-C4alkoxy, C1-C4halogenalkoxy, nitro, amino or cyano; R3, R15 to R39 and X6 to X19 are as defined in claim 1, and the agrochemically acceptable salts and stereoisomers of these compounds of formula I are suitable for use as herbicides.Type: GrantFiled: October 30, 2000Date of Patent: April 9, 2002Assignee: Syngenta Crop Properties, Inc.Inventors: Walter Kunz, Kurt Nebel
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Publication number: 20020028813Abstract: A compound of formula I: 1Type: ApplicationFiled: September 1, 1998Publication date: March 7, 2002Inventors: PAUL F. JACKSON, KEITH M. MACLIN, JIE ZHANG
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Publication number: 20020026048Abstract: This invention provides pyridazinone derivatives encompassed by the following the formula: 1Type: ApplicationFiled: December 11, 2000Publication date: February 28, 2002Applicant: Sumitomo Chemical Co. Ltd.Inventor: Takashi Komori
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Publication number: 20020016309Abstract: The present invention concerns antiviral compounds, their methods of preparation and their compositions, and use in the treatment of viral infections. More particularly, the invention provides imidazopyridine and imidazopyrimidine derivatives (Formula I) for the treatment of respiratory syncytial virus infection.Type: ApplicationFiled: April 23, 2001Publication date: February 7, 2002Inventors: Kuo-Long Yu, Rita L. Civiello, Keith D. Combrink, Hatice Belgin Gulgeze, Ny Sin, Xiangdong Wang, Nicholas A. Meanwell, Brian Lee Venables
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Patent number: 6344454Abstract: This invention describes the new, nonsteroidal gestagens of general formula I in which A, B, Ar, R1, R2 and R3 have the meanings that are indicated in more detail in the description. The new compounds show a very great affinity to the gestagen receptor. They can be used alone or in combination with estrogens in contraceptive preparations. In addition, they can be used for treating endometriosis. Together with estrogens, they can also be used in preparations for treating gynecological disorders, for treating premenstrual symptoms and for substitution therapy. Based on the androgenic action, they can also be used for male birth control, male HRT and hormone therapy and for treating andrological disease agents.Type: GrantFiled: September 14, 2000Date of Patent: February 5, 2002Assignee: Schering AktiengesellschaftInventors: Manfred Lehmann, Klaus Schoellkopf, Peter Strehlke, Nikolaus Heinrich, Karl-Heinrich Fritzemeier, Rolf Krattenmacher, Hans-Peter Muhn
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Publication number: 20020013321Abstract: The present invention relates to compounds of the formula I, 1Type: ApplicationFiled: July 10, 2001Publication date: January 31, 2002Inventor: Spiros Liras
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Publication number: 20020010331Abstract: A process for preparing diketopyrrolopyrrole pigments comprises conducting the elementary steps of pigment synthesis (reaction and hydrolysis) in a miniaturized continuous reactor.Type: ApplicationFiled: June 5, 2001Publication date: January 24, 2002Applicant: Clariant GmbHInventors: Uwe Nickel, Leonhard Unverdorben, Joachim Weber, Erwin Dietz, Juergen Patzlaff
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Patent number: 6340684Abstract: The present invention provides a compound selected from the group including: N-3-acetyl-1-(3,5-dichloropyridin-4-ylmethyl)-5-cyclopentyloxy-6-methoxy-4H-phthalazine; 6,7-dimethoxy-1-pyridin-4-ylmethyl-4-thiazol-2-yl-phthalazine; 1-(6,7-dimethoxy-4-pyridin-4-ylmethyl-1H-phthalazin-2-yl)ethanone; 2-methanesulphonyl-6,7-dimethoxy-4-pyridin-4-ylmethyl-1,2-dihydrophthalazine; 2-formyl-6,7-dimethoxy-4-pyridin-4-ylmethyl-1,2-dihydrophthalazine; 1-(6,7-dimethoxy-4-pyridin-4-ylmethyl-1H-phthalazin-2-yl)-1-imidazol-1-ylmethanone; 1-(3,5-dichloro-pyridin-4-ylmethyl)-3-methansulphonyl-6-difluoromethoxy-5-(tetrahydro-furan-2-yloxy)-4H-phthalazine; N→O derivatives thereof; and pharmaceutically acceptable salts thereof. The invention also provides a pharmaceutical composition, which contains a therapeutically effective amount of the above compound in admixture with a pharmaceutically acceptable carrier.Type: GrantFiled: January 22, 2001Date of Patent: January 22, 2002Assignee: Zambon Group S.p.A.Inventors: Mauro Napoletano, Gabriele Norcini, Giancarlo Grancini, Franco Pellacini, Gabriele Morazzoni
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Publication number: 20020006925Abstract: Substituted dihydrophthalazine sulfur containing compositions are provided which are active as non-NMDA ionotropic excitatory amino acid (EAA) receptor antagonists. The compositions are useful for treating disorders associated with excessive activation of the non-NMDA subtype of the ionotropic EAA receptor. The compounds further are useful as testing agents to identify and characterize other compounds for the treatment of these disorders. The compounds are useful therapeutically as sedatives or for the treatment of neurosychopharmacological disorders such as stroke, ischemia and epilepsy. The compositions may be provided in combination with a suitable carrier for oral or parenteral administration. The compounds may be administered orally or parenterally for the treatment of a variety of disorders associated with non-NMDA EEA receptor function.Type: ApplicationFiled: April 12, 2001Publication date: January 17, 2002Inventors: Xue-Feng Pei, Baoqing Li, Maria-Luisa Maccecchini
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Publication number: 20010056095Abstract: This invention relates to [4-oxo-(5-trifluoromethyl-benzothiazol-2-ylmethyl)-3,4-dihydro-phthalazin-1-yl]-acetic acid ethanolamine salt, pharmaceutical compositions thereof and methods of treating diabetic complications in mammals comprising administering to said mammals said salt and said compositions. This invention is also directed to combinations of said diethylamine salt with NHE-1 inhibitors, selective serotonin retuptake inhibitors (SSRIs), glycogen phosphorylase inhibitors (GPIs), sorbitol dehydrogenase inhibitors (SDIs) and antihypertensive agents. Said combinations are useful in treating diabetic complications in mammals.Type: ApplicationFiled: February 13, 2001Publication date: December 27, 2001Inventor: Banavara L. Mylari
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Publication number: 20010053779Abstract: Novel compounds, compositions and methods effective for the prevention and treatment of mast-cell mediated inflammatory disorders are described. The compounds, compositions and methods are effective for the prevention and treatment of inflammatory diseases associated with the respiratory tract, such as asthma and allergic rhinitis, as well as other types of immunomediated inflammatory disorders, such as rheumatoid arthritis, conjunctivitis and inflammatory bowel disease, various dermatological conditions, as well as certain viral conditions. The compounds comprise potent and selective inhibitors of the mast cell protease tryptase. The compositions for treating these conditions include oral, inhalant, topical and parenteral preparations as well as devices comprising such preparations.Type: ApplicationFiled: June 4, 2001Publication date: December 20, 2001Inventors: Timothy J. Church, Neil Scott Cutshall, Anthony R. Gangloff, Thomas E. Jenkins, Martin S. Linsell, Joane Litvak, Kenneth D. Rice, Jeffrey R. Spencer, Vivian R. Wang
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Patent number: 6331543Abstract: The present invention describes novel nitrosated and/or nitrosylated phosphodiesterase inhibitors, and novel compositions containing at least one nitrosated and/or nitrosylated phosphodiesterase inhibitor, and, optionally, one or more compounds that donate, transfer or release nitric oxide, elevate endogenous levels of endothelium-derived relaxing factor, stimulate endogenous synthesis of nitric oxide or is a substrate for nitric oxide synthase and/or one or more vasoactive agents. The present invention also provides novel compositions containing at least one phosphodiesterase inhibitor, and one or more compounds that donate, transfer or release nitric oxide, elevate endogenous levels of endothelium-derived relaxing factor, stimulate endogenous synthesis of nitric oxide or is a substrate for nitric oxide synthase and/or one or more vasoactive agents.Type: GrantFiled: September 1, 1999Date of Patent: December 18, 2001Assignee: NitroMed, Inc.Inventors: David S. Garvey, Inigo Saenz de Tejada, Richard A. Earl, Subhash P. Khanapure
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Patent number: 6329370Abstract: The present invention provides a compound selected from the group including: 1-(3,5-dichloro-pyridin-4-ylmethyl)-6-methoxy-4-phenyl-phthalazine; 4-(3,5-dichloro-pyridin-4-ylmethyl)-7-methoxy-1H-phthalazin-2-carboxylic acid methyl ester; benzyl-{3-{1-(3,5-dichloro-pyridin-4-ylmethyl)-6-methoxy-phthalazin-5-yl}-prop-2-ynyl}-methyl-amine; 1-(3,5-dichloro-pyridin-4-ylmethyl)-6-methoxy-5-(5-morpholin-4-yl-pent-1-ynyl)-phthalazine dihydrochloride; 3-{1-(3,5-dichloro-pyridin-4-ylmethyl)-6-methoxy-phthalazin-5-yl}-prop-2-yn-1-ol; 1-(3,5-dichloro-pyridin-4-ylmethyl)-6-methoxy-4-morpholin-4-yl-phthalazine; 1-(3,5-dichloro-pyridin-4-ylmethyl)-6-methoxy-4-(1,2,4)triazol-1-yl-phthalazine; N→O derivatives thereof; and pharmaceutically acceptable salts thereof. The invention also provides a pharmaceutical composition which includes a therapeutically effective amount of the above compound in admixture with a suitable carrier.Type: GrantFiled: January 22, 2001Date of Patent: December 11, 2001Assignee: Zambon Group S.p.A.Inventors: Mauro Napoletano, Gabriele Norcini, Giancarlo Grancini, Franco Pellacini, Gian Marco Leali, Gabriele Morazzoni