Chalcogen Bonded Directly To The Benzene Ring Of The Bicyclo Ring System Patents (Class 548/309.1)
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Patent number: 8916599Abstract: There are provided compounds of formula (I), wherein R1, R6, R8, Q2, Q3, Q3a, Q4, L and A have meanings given in the description, and pharmaceutically-acceptable salts thereof, which compounds are useful in the treatment of diseases in which inhibition of the activity of a member of the MAPEG family is desired and/or required, and particularly in the treatment of inflammation and/or cancer.Type: GrantFiled: September 25, 2009Date of Patent: December 23, 2014Assignee: Orexo ABInventors: Roland Pfau, Kirsten Arndt, Henri Doods, Norbert Hauel, Klaus Klinder, Raimund Kuelzer, Juergen Mack, Henning Priepke, Dirk Stenkamp
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Patent number: 8633324Abstract: MN-029 di-hydrochloride (MN-029.2HCl, Formula 2) is a potent vascular targeting agent. The present invention focuses on the synthesis and characterization of the di-hydrochloride salt MN-029 and the preparation of pharmaceutically acceptable formulations thereof. Methods are disclosed of using the compound and formulations thereof in the treatment of diseases that rely on the generation of neovasculature by angiogenesis for disease progression.Type: GrantFiled: July 27, 2012Date of Patent: January 21, 2014Assignee: Medicinova, Inc.Inventor: Kale Ruby
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Publication number: 20130303782Abstract: The present invention discloses a novel, cost-effective process for preparation of a benzimidazole carbamates compound. Specifically, it relates to the process for the preparation of anti-parasite bulk drug albendazole. The process comprises a) thiocyanating 2-nitroaniline of formula VI with ammonium thiocyanated in presence of a halogen to obtain 2-nitro-4-thiocyanoaniline of formula V; b)propylating 2-nitro-4-thiocyanoaniline of formula V with propylbromide in presence of n-propanol and a base in absence of a phase transfer catalyst to obtain 4-propylthio-2-nitroaniline of formula III; C) reducing the nitro group of 4-propylthio-2-nitroaniline prepared in step b) by reacting an aqueous alkali metal sulphide or an alkaline metal sulphide to obtain 4-propylthio-o-phenylenediamine of formula II; and d)condensing 4-propylthio-o-phenylenediamine of formula II with alkali or alkaline earth metal salt of methylcyano carbamate in presence of an acid to form Albendazole of formula I.Type: ApplicationFiled: November 23, 2011Publication date: November 14, 2013Applicant: SEQUENT SCIENTIFIC LIMITEDInventors: Ramkrishna Appaji Rane, Sushil Naithani, Rajendra Devendra Natikar, Sudhakar Verma, Thangavel Arulmoli
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Patent number: 8461351Abstract: A sterically bulky stabilizer that includes an alkylated-benzimidazolone compound, where the sterically bulky stabilizer is associated non-covalently with a benzimidazolone pigment, and the presence of the sterically bulky stabilizer limits the extent of particle growth and aggregation, to afford nanoscale pigment particles.Type: GrantFiled: July 28, 2011Date of Patent: June 11, 2013Assignees: Xerox Corporation, National Research Council of CanadaInventors: Rina Carlini, Darren Andrew Makeiff
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Publication number: 20130041002Abstract: MN-029 di-hydrochloride (MN-029.2HCl, Formula 2) is a potent vascular targeting agent. The present invention focuses on the synthesis and characterization of the di-hydrochloride salt MN-029 and the preparation of pharmaceutically acceptable formulations thereof. Methods are disclosed of using the compound and formulations thereof in the treatment of diseases that rely on the generation of neovasculature by angiogenesis for disease progression.Type: ApplicationFiled: July 27, 2012Publication date: February 14, 2013Inventor: Kale RUBY
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Publication number: 20110288139Abstract: The present invention relates to substituted amino-benzimidazoles of general formula (1) wherein the groups R1 to R14 and A, are defined as in the specification and claims and the use thereof for the treatment of Alzheimer's disease (AD) and similar diseases.Type: ApplicationFiled: January 21, 2009Publication date: November 24, 2011Applicant: BOEHRINGER INGELHEIM INTERNATIONAL GMBHInventors: Klaus Fuchs, Cornelia Dorner-Ciossek, Sandra Handschuh, Niklas Heine, Stefan Hoerer, Klaus Klinder
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Publication number: 20090318514Abstract: The invention provides the use of compounds of formula (I) or pharmaceutically acceptable esters, amides, solvates or salts thereof, including salts of such esters or amides, and solvates of such esters, amides or salts, for the manufacture of a medicament for the treatment or prophylaxis of a condition that may be treated with a thyroid receptor agonist or partial agonist wherein R1, R2, R3, R4, Y, W and R5 are as defined in the specification. The invention also provides compounds of formula (Ia) or pharmaceutically acceptable esters, amides, solvates or salts thereof, including salts of such esters or amides, and solvates of such esters, amides or salts, formula (Ia) wherein R1, R2, R3, R4, Y, W and R5 are as defined in the specification.Type: ApplicationFiled: May 3, 2007Publication date: December 24, 2009Inventors: Ana Maria Garcia Collazo, Eva Kristina Koch, Anton Joakim Löfstedt, Aiping Cheng, Sandra Gordon, Tomas Fredrik Hansson
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Publication number: 20080194555Abstract: This invention relates to benzimidazole and benzothiazole compounds of formula (I) to methods of preparing such compounds, pharmaceutical compositions comprising such compounds, and to methods of treatment comprising administering of such compounds.Type: ApplicationFiled: March 25, 2008Publication date: August 14, 2008Applicant: AVENTIS PHARMA S.A.Inventors: Conception NEMECEK, Francois CLERC
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Patent number: 7141594Abstract: Selected heterocyclecarbonyl amino acid hydroxyethylamino sulfonamide compounds are effective as retroviral protease inhibitors, and in particular as inhibitors of HIV protease. The present invention relates to such retroviral protease inhibitors and, more particularly, relates to selected novel compounds, composition and method for inhibiting retroviral proteases, such as human immunodeficiency virus (HIV) protease, prophylactically preventing retroviral infection or the spread of a retrovirus, and treatment of a retroviral infection.Type: GrantFiled: November 19, 2003Date of Patent: November 28, 2006Assignee: G. D. Searle & Co.Inventors: Daniel P. Getman, Gary A. DeCrescenzo, John N. Freskos, Michael L. Vazquez, James A. Sikorski, Balekudru Devadas, Srinivasan Nagarajan, David L. Brown, Joseph J. McDonald
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Patent number: 6927036Abstract: Disclosed is a method for synthesizing 1-(acyloxy)-alkyl derivatives of primary or secondary amine drugs from 1-acyl-alkyl derivatives of primary or secondary amine drugs, which typically proceeds stereospecifically, in high yield, does not require the use of activated intermediates and/or toxic compounds and is readily amenable to scale-up. For example, 1-acyl-alkyl derivatives of gabapentin and pregabalin are oxidized to yield 1-(acyloxy)-alkyl derivatives of gabapentin and pregabalin, respectively.Type: GrantFiled: June 11, 2002Date of Patent: August 9, 2005Assignee: Xero Port, Inc.Inventors: Mark A. Gallop, Jia-Ning Xiang, Fenmei Yao, Laxminarayan Bhat, Cindy X. Zhou
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Publication number: 20040127513Abstract: Chemical compounds which are antagonists of Monocyte Chemoattractant Protein-1 (MCP-1) function, pharmaceutical compositions comprising these compounds, methods of treatment employing these compounds and compositions, and processes for preparing these compounds. The compounds are useful in the prevention or treatment of chronic or acute inflammatory or autoimmune diseases, especially those associated with aberrant lymphocyte or monocyte accumulation such as arthritis, asthma, atherosclerosis, diabetic nephropathy, inflammatory bowel disease, Crohn's disease, multiple sclerosis, nephritis, pancreatitis, pulmonary fibrosis, psoriasis, restenosis, and transplant rejection.Type: ApplicationFiled: November 18, 2003Publication date: July 1, 2004Applicants: Telik, Inc., Sanwa Kagaku Kenkyusho Co., Ltd.Inventors: Edgardo Laborde, Louise Robinson, Fanying Meng, Brian T. Peterson, Hugo O. Villar, Steven A. Anuskiewicz, Yoshiro Ishiwata, Shoji Yokochi, Yukiharu Matsumoto, Takuji Kakigami, Hideaki Inagaki, Takahito Jomori, Kouji Matsushima
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Patent number: 6673822Abstract: Selected heterocyclecarbonyl amino acid hydroxyethylamino sulfonamide compounds are effective as retroviral protease inhibitors, and in particular as inhibitors of HIV protease. The present invention relates to such retroviral protease inhibitors and, more particularly, relates to selected novel compounds, composition and method for inhibiting retroviral proteases, such as human immunodeficiency virus (HIV) protease, prophylactically preventing retroviral infection or the spread of a retrovirus, and treatment of a retroviral infection.Type: GrantFiled: April 12, 2002Date of Patent: January 6, 2004Assignee: G.D. Searle & Co.Inventors: Daniel P Getman, Gary A DeCrescenzo, John N Freskos, Michael L Vazquez, James A Sikorski, Balekudru Devadas, Srinivasan Nagarajan, David L Brown, Joseph J McDonald
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Publication number: 20030236252Abstract: Described are bicycle-substituted cyclohexylamines of Formula (I) and their pharmaceutically acceptable salts thereof. The compounds are antagonists of NMDA receptor channel complexes useful for treating cerebral vascular disorders such as, for example, cerebral ischemia, cardiac arrest, stroke, and Parkinson's specification. disease. The substituents are defined in the specification.Type: ApplicationFiled: November 12, 2002Publication date: December 25, 2003Inventors: Sham Shridhar Nikam, Ian Leslie Scott, Brian Alan Sherer, Lawrence David Wise
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Publication number: 20030229128Abstract: Novel compounds, which act to antagonize the action of the glucagon hormone on the glucagon receptor. Owing to their antagonizing effect of the glucagon receptor the compounds may be suitable for the treatment of any diseases and disorders, wherein a glucagon antagonistic action is beneficial, such as hyperglycemia, type 1 diabetes, type 2 diabetes, disorders of the lipid metabolism and obesity.Type: ApplicationFiled: December 18, 2002Publication date: December 11, 2003Inventors: Peter Madsen, Carsten Behrens
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Patent number: 6645950Abstract: Vascular damaging agents composed of substituted 5(6)-substituted benzimidazole-2-carbamates are provided. These agents are useful in the preparation of medicaments for the treatment of diseases involving neovascularisation, particularly for the treatment of solid tumors, macular degeneration, diabetic retinopathy, rheumatoid arthritis, psoriasis, and atherosclerosis. Embodiments include a 5(6)-substituted benzimidazole-2-carbamate of formula I wherein A represents a multi-substituted alkyl group or aromatic ring.Type: GrantFiled: October 22, 2001Date of Patent: November 11, 2003Assignee: Angiogene Pharmaceuticals Ltd.Inventor: Peter David Davis
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Patent number: 6613743Abstract: The present invention relates to a novel class of sulfonamides of formula I which are aspartyl protease inhibitors. In one embodiment, this invention relates to a novel class of HIV aspartyl protease inhibitors characterized by specific structural and physicochemical features. This invention also relates to pharmaceutical compositions comprising these compounds. The compounds and pharmaceutical compositions of this invention are particularly well suited for inhibiting HIV-1 and HIV-2 protease activity and consequently, may be advantageously used as anti-viral agents against the HIV-1 and HIV-2 viruses. This invention also relates to methods for inhibiting the activity of HIV aspartyl protease using the compounds of this invention and methods for screening compounds for anti-HIV activity. The sulfonamides of formula I have the structure: wherein A, B, D, D′, E, G and R7 are as defined above.Type: GrantFiled: December 6, 2000Date of Patent: September 2, 2003Assignee: Vertex Pharmaceuticals IncorporatedInventors: Michael Robin Hale, Clarence Webster Andrews, III, Eric Steven Furfine, Ronald George Sherrill, Andrew Spaltenstein, Gregory Thomas Lowen
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Publication number: 20030130330Abstract: The subject invention provides useful and novel calcium channel blockers based upon mibefradil. The subject invention also provides methods for synthesizing the compounds of the invention. The invention also provides methods for the control or prevention of hypertension, angina pectoris, ischemia, arrhythmias, and cardiac insufficiency in a patient by administering a compound, or composition, of the invention to an individual in need of such treatment.Type: ApplicationFiled: October 10, 2002Publication date: July 10, 2003Inventors: Pascal Druzgala, Peter G. Milner, Jurg Pfister, Xiaoming Zhang
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Patent number: 6562964Abstract: Compounds of the formula (I): wherein A, Y, R, X, R1, R2, R3 and R4 are as defined above are inhibitors of rotamase enzymes in particular FKBP-12 and FKBP-52. The compounds therefore moderate neuronal regeneration and outgrowth and can be used for treating neurological disorders arising from neurodegenerative diseases or other disorders involving nerve damage.Type: GrantFiled: January 23, 2002Date of Patent: May 13, 2003Assignee: Pfizer IncInventors: Mark Ian Kemp, Michael John Palmer, Mark Allen Sanner, Martin James Wythes
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Patent number: 6482843Abstract: Benzimidazole derivatives and salts and prodrugs thereof are disclosed, together with methods for the treatment of cancers or viral infections in warm blooded animals by administration of these compounds. Such compounds may be used in combination with a chemotherapeutic agent and/or a potentiator.Type: GrantFiled: September 29, 2000Date of Patent: November 19, 2002Assignee: The Procter & Gamble CompanyInventors: James C. Quada, Jr., Joseph K. Agyin, James Berger Camden