Plural Carbocyclic Rings Bonded Directly To The Same Acyclic Carbon Patents (Class 544/396)
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Publication number: 20150141437Abstract: The use of compounds of formula wherein R2, R3, R4, R5, R6 and R7 have several meanings, for the treatment of disorders mediated by protozoan organisms, novel compounds of the above formula and intermediates for the preparation of such compounds, pharmaceutical compositions comprising such novel compounds, a method of treating disorders mediated by protozoan organisms comprising administering such compounds, optionally together with a second drug substance, to a subject in need thereof and the use of such compounds, whenever comprising a photoaffinity label, for the identification of the molecular target(s) of arylamino alcohol antimalarials.Type: ApplicationFiled: June 10, 2013Publication date: May 21, 2015Inventors: Hubert Gstach, Peter Chiba, Matthias Mastalir
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Publication number: 20150072980Abstract: The present invention is directed to compounds, their synthesis, and their use as antagonists, inverse agonists, modulators and or inhibitors of the Retinoic acid-related orphan nuclear receptor ?t (ROR?t)/ROR?. The compounds of the present invention are useful for modulating ROR?t)/ROR? activity and for treating diseases or conditions mediated by ROR?t)/ROR? such as for example, disease states associated with immunopathology of human autoimmune diseases such as Multiple Sclerosis (MS), Rheumatoid Arthritis (RA), Inflammatory Colitis, Psoriasis, COPD, Pain, Obesity, Diabetes, Dyslipidemia, Osteoporosis, Asthma, Neurodegenerative diseases and Cancer.Type: ApplicationFiled: August 27, 2014Publication date: March 12, 2015Inventors: Hariprasad Vankayalapati, Venkatakrishnareddy Yerramreddy
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Publication number: 20150051194Abstract: 8-Substituted-2,6-methano-3-benzazocines of general structure are useful as analgesics, anti-diarrheal agents, anticonvulsants, antitussives and anti-addiction medications.Type: ApplicationFiled: October 31, 2014Publication date: February 19, 2015Applicant: RENSSELAER POLYTECHNIC INSTITUTEInventor: Mark P. WENTLAND
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Publication number: 20150018372Abstract: Compositions and methods for treatment of sexual dysfunctions by administering to a subject a pharmaceutical composition comprising a delta opioid receptor agonist in an amount effective to delay the onset of ejaculation in the subject during sexual stimulation.Type: ApplicationFiled: October 1, 2014Publication date: January 15, 2015Inventors: KWEN-JEN CHANG, KLIM KING, KESTUTIS P. BICIUNAS, ROBERT W. MCNUTT, WILLIAM PENDERGAST, SHYI-TAI JAN
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Publication number: 20140363389Abstract: Disclosed is a melanin production inhibitor which has an excellent inhibitory activity on the production of melanin and is highly safe. The melanin production inhibitor is represented by general formula (1) (excluding clotrimazole) and/or a pharmacologically acceptable salt thereof. In the formula, A1, A2 and A3 are independently selected from a hydrogen atom, an aryl group which may have a substituent, and an aromatic heterocyclic group which may have a substituent.Type: ApplicationFiled: August 19, 2014Publication date: December 11, 2014Inventors: Kouji Yokoyama, Makoto Kimura, Masashi Tamai, Yuko Saitoh, Tomomi Kato, Yu Ikeda
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Publication number: 20140315922Abstract: Compositions and methods for treatment of Parkinson's disease to reduce the negative side effects of the disease by administering a therapeutically effective diarylmethylpiperazine compound which exhibits delta opioid receptor agonist activity, and optionally, mu receptor antagonist activity.Type: ApplicationFiled: February 3, 2014Publication date: October 23, 2014Applicant: VERSI GROUP, LLCInventors: KWEN-JEN CHANG, WILLIAM PENDERGAST, JONATHON D.S. HOLT
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Publication number: 20140031367Abstract: Compositions and methods for treatment of sexual dysfunctions by administering to a subject a pharmaceutical composition comprising a delta opioid receptor agonist in an amount effective to delay the onset of ejaculation in the subject during sexual stimulation.Type: ApplicationFiled: October 1, 2013Publication date: January 30, 2014Applicant: VERSI GROUP, LLCInventors: KWEN-JEN CHANG, KLIM KING, KESTUTIS P. BICIUNAS, ROBERT W. MCNUTT, WILLIAM PENDERGAST, SHY-TAI JAN
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Publication number: 20130210835Abstract: A composition of an antitussive, a decongestant, or an antihistamine to treat respiratory and oral pharyngeal congestion and related symptoms in a patient.Type: ApplicationFiled: June 13, 2011Publication date: August 15, 2013Applicant: GM PHARMACEUTICAL, INCInventor: Odes W. Mitchell
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Publication number: 20130053400Abstract: The invention provides antihistamine drugs that are chemically modified by covalent attachment of a water-soluble oligomer. A conjugate of the invention, when administered by any of a number of administration routes, exhibits characteristics that are different from the characteristics of the antihistamine drug not attached to the water-soluble oligomer.Type: ApplicationFiled: September 7, 2012Publication date: February 28, 2013Applicant: Nektar TherapeuticsInventors: Jennifer Riggs-Sauthier, Wen Zhang, Tacey X. Viegas, Michael D. Bentley
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Patent number: 8383632Abstract: In one aspect, the present invention features a method of producing a tablet including cetirizine including the steps of: (i) mixing cetirizine, a polyol, and a solvent for the cetirizine to form a cetirizine:polyol complex, wherein the solvent comprises water and an alkalizing agent and has a pH from about 2 to about 7; (ii) isolating particles of the cetirizine:polyol complex from the mixture; and (iii) forming the particles into a tablet.Type: GrantFiled: September 3, 2009Date of Patent: February 26, 2013Assignee: McNeil-PPC, Inc.Inventors: Kenneth Day, Kangping Xiao, Satish Kamath, Indu Shah
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Patent number: 8350031Abstract: The present invention provides a compound of formula (IV) wherein R is Cl, Br, NO2, OH or OR?, and R? is alkyl, and its use in the synthesis of levocetirizine, including its use in the synthesis of (?)-1-[(4-chlorophenyl)-phenylmethyl]piperazine, an intermediate useful in the synthesis of levocetirizine. The present invention also provides compounds (II) and (III) which are useful in the synthesis of compound (IV).Type: GrantFiled: June 2, 2009Date of Patent: January 8, 2013Assignee: CIPLA LimitedInventors: Dharmaraj Ramachandra Rao, Rajendra Narayanrao Kankan, Maruti Ghagare, Sandip Vasant Chikhalikar
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Publication number: 20120220601Abstract: Compositions and methods for treatment of sexual dysfunctions by administering to a subject a pharmaceutical composition comprising a delta opioid receptor agonist in an amount effective to delay the onset of ejaculation in the subject during sexual stimulation.Type: ApplicationFiled: April 5, 2012Publication date: August 30, 2012Inventors: KWEN-JEN CHANG, KLIM KING, KESTUTIS P. BICIUNAS, ROBERT W. MCNUTT, JR., WILLIAM PENDERGAST, SHY-TAI JAN
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Publication number: 20120183498Abstract: Compounds, compositions and methods are provided for the prophylaxis and treatment of infections caused by viruses of the Pneumovirinae subfamily of Paramyxoviridae and diseases associated with such infection.Type: ApplicationFiled: March 22, 2012Publication date: July 19, 2012Inventors: Theodore J. Nitz, Janet A. Gaboury, Christopher J. Burns, Sylvie Laguerre, Daniel C. Pevear, Thomas A. Lessen, David J. Rys
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Publication number: 20120157474Abstract: The present invention is based on the discovery of a cell-based system to identify novel modulators of splicing or splicing dependent processes. The cell-based system of the present invention utilizes a fast and highly sensitive reporter, that responds to defects in the splicing machinery itself and is sensitive to changes in the signals that regulate splicing dependent processes such as those that modulate the EJC, splicing-dependent export, localization or translation efficiency. The present invention further uses the cell-based screen to identify several small molecules that modulate both constitutive and alternative splicing. Accordingly, the present invention includes general or alternative splicing inhibitors identified using the assay described herein. The present invention also provides methods of treating a subject having a condition associated with aberrant target RNA expression.Type: ApplicationFiled: May 21, 2010Publication date: June 21, 2012Applicant: THE TRUSTEES OF THE UNIVERSITY OF PENNSYLVANIAInventors: Gideon Dreyfuss, Ihab Younis, Lili Wan
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Publication number: 20120149717Abstract: Compounds of general formula: as well as salts, enantiomers thereof and pharmaceutical compositions including the compounds are prepared. They are useful in therapy, in particular in the management of pain, depression and anxiety.Type: ApplicationFiled: February 21, 2012Publication date: June 14, 2012Inventors: William Brown, Andrew Griffin, Thomas Hudzik, Carla Maciag, Gennady Smagin, Christopher Walpole
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Patent number: 8183244Abstract: The present invention provides compounds that are glycine transporter 1 (hereinafter referred to as GlyT-1) inhibitors and are therefore useful for the treatment of diseases treatable by inhibition of GlyT1 such as cognitive disorders associated with Schizophrenia, ADHD (attention deficit hyperactivity disorder), MCI (mild cognitive impairment), and the like. Also provided are pharmaceutical compositions containing such compounds and processes for preparing such compounds.Type: GrantFiled: May 12, 2009Date of Patent: May 22, 2012Assignee: Amgen Inc.Inventors: Stephen Hitchcock, Albert Amegadzie, Wenyuan Qian, Xiaoyang Xia, Scott S. Harried
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Patent number: 8129393Abstract: Compounds of general formula: as well as salts, enantiomers thereof and pharmaceutical compositions including the compounds are prepared. They are useful in therapy, in particular in the management of pain, depression and anxiety.Type: GrantFiled: December 22, 2009Date of Patent: March 6, 2012Assignee: AstraZeneca ABInventors: William Brown, Andrew Griffin, Thomas Hudzik, Carla Maciag, Gennady Smagin, Christopher Walpole
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Publication number: 20120004242Abstract: The invention relates to (among other things) oligomer-diarylpiperazine conjugates and related compounds. A conjugate of the invention, when administered by any of a number of administration routes, exhibits advantages over previously administered un-conjugated diarylpiperazine compounds.Type: ApplicationFiled: January 22, 2009Publication date: January 5, 2012Applicant: Nektar TherapeuticsInventors: Zhongxu Ren, Jennifer Riggs-Sauthier
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Publication number: 20110306603Abstract: 8-Substituted-2,6-methano-3-benzazocines of general structure are useful as analgesics, anti-diarrheal agents, anticonvulsants, antitussives and anti-addiction medications.Type: ApplicationFiled: August 23, 2011Publication date: December 15, 2011Applicant: RENSSELAER POLYTECHNIC INSTITUTEInventor: Mark P. Wentland
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Publication number: 20110269709Abstract: The invention provides the compounds of formula (I) or pharmaceutically acceptable salts thereof. The invention also provides pharmaceutical compositions comprising one or more compounds of formula I or intermediates thereof and one more of pharmaceutically acceptable carriers, vehicles or diluents. The invention further provides methods of preparation and methods of use of prodrugs including NO-releasing prodrugs, double prodrugs and mutual prodrugs comprising the compounds of formula I.Type: ApplicationFiled: December 23, 2010Publication date: November 3, 2011Inventor: Apparao Satyam
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Publication number: 20110263526Abstract: The present invention relates to nitric oxide releasing prodrugs of known drugs or therapeutic agents which are represented herein as compounds of formula (I) wherein the drugs or therapeutic agents contain one or more functional groups independently selected from a carboxylic acid, an amino, a hydroxyl and a sulfhydryl group. The invention also relates to processes for the preparation of the nitric oxide releasing prodrugs (the compounds of formula (I)), to pharmaceutical compositions containing them and to methods of using the prodrugs.Type: ApplicationFiled: April 22, 2011Publication date: October 27, 2011Applicant: PIRAMAL LIFE SCIENCES LIMITEDInventor: Apparao SATYAM
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Publication number: 20110251389Abstract: The compound of formula (8), in racemic or single enantiomeric form, is useful in making N-(diphenylmethyl)-piperazines such as cetirizine and levocetrizine. wherein Z is preferably phenyl.Type: ApplicationFiled: June 21, 2011Publication date: October 13, 2011Inventor: Jie ZHU
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Publication number: 20110245493Abstract: The present invention relates to the delivery of drug amines through an inhalation route. Specifically, it relates to aerosols containing drug amines that are used in inhalation therapy. In one aspect of the present invention, a method of delivering an amine drug in an aerosol form is provided. The method comprises: a) heating a coating, which includes an amine drug salt on a substrate contained in a device to a temperature sufficient to volatilize the amine drug from the coating, h) by said heating, forming an amine drug vapor, and c) during said heating, drawing air through said device, condensing said vapor to form aerosol particles containing less than 10% degradation products of the compound.Type: ApplicationFiled: April 1, 2011Publication date: October 6, 2011Applicant: ALEXZA PHARMACEUTICALS, INC.Inventors: Joshua D. RABINOWITZ, Alejandro C. Zaffaroni
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Publication number: 20110245244Abstract: Novel compounds of the general formula (I), the use of these compounds as pharmaceutical compositions, pharmaceutical compositions comprising the compounds and methods of treatment employing these compounds and compositions. The present compounds are activators of PPAR? and should be useful for treating conditions mediated by the same.Type: ApplicationFiled: April 4, 2011Publication date: October 6, 2011Applicant: HIGH POINT PHARMACEUTICALS, LLCInventors: Per Sauerberg, Pavel Pihera, Zdenek Polivka, Miroslav Havranek, Ingrid Pettersson, John Patrick Mogensen
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Publication number: 20110243865Abstract: Disclosed is a melanin production inhibitor which has an excellent inhibitory activity on the production of melanin and is highly safe. The melanin production inhibitor comprises a compound represented by general formula (1) (excluding clotrimazole), and/or a pharmacologically acceptable salt thereof.Type: ApplicationFiled: December 22, 2009Publication date: October 6, 2011Applicant: POLA CHEMICAL INDUSTRIES INC.Inventors: Kouji Yokoyama, Makoto Kimura, Masashi Tamai, Yuko Saitoh, Tomomi Kato, Yu Ikeda
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Publication number: 20110230496Abstract: A process for preparing pure levocetirizine and salts thereof, e.g., the levocetirizine dihydrochloride, and a pharmaceutical composition comprising levocetirizine dihydrochloride produced by the process are disclosed.Type: ApplicationFiled: August 4, 2008Publication date: September 22, 2011Applicant: CHEMAGIS LTD.Inventors: Lior Zelikovitch, Hila Shaked
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Patent number: 8022074Abstract: The invention relates to at least one compound of general formula I wherein R1 is phenyl, pyridinyl, thienyl, furanyl, imidazolyl, pyrrolyl, triazolyl, thiazolyl, or pyridine N-oxide, where each R1 phenyl and R1 heteroaromatic ring may optionally and independently be substituted by 1, 2 or 3 substituents selected from CF3, methyl, iodo, bromo, fluoro, and chloro; R2 is independently selected from ethyl and isopropyl; R3 is hydrogen or fluoro; R4 is —NH2 or —NHSO2R5; and R5 is hydrogen, —CF3, or C1-C6 alkyl, or pharmaceutically acceptable salts thereof; at least one process for making at least one compound in accordance with Formula I; at least one method for treating at least one ? receptor associated condition with at least one compound in accordance with Formula I; and at least one pharmaceutical composition comprising at least one compound in accordance with Formula I.Type: GrantFiled: October 25, 2010Date of Patent: September 20, 2011Assignee: AstraZeneca ABInventors: William Brown, Christopher Walpole, Niklas Plobeck
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Publication number: 20110184174Abstract: The present invention provides a compound of formula (IV) wherein R is Cl, Br, NO2, OH or OR?, and R? is alkyl, and its use in the synthesis of levocetirizine, including its use in the synthesis of (?)-1-[(4-chlorophenyl)-phenylmethyl]piperazine, an intermediate useful in the synthesis of levocetirizine. The present invention also provides compounds (II) and (III) which are useful in the synthesis of compound (IV).Type: ApplicationFiled: June 2, 2009Publication date: July 28, 2011Applicant: CIPLA LIMITEDInventors: Dharmaraj Ramachandra Rao, Rajendra Narayanrao Kankan, Maruti Ghagare, Sandip Vasant Chikhalikar
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Publication number: 20110172425Abstract: The present invention relates to a novel water based process for the preparation of substituted diphenylmethyl piperazines of Formula I and pharmaceutically acceptable salts wherein X1 and X2 represent independently a hydrogen, a halogen, a straight or branched chain lower alkyl, alkoxy or a hydroxyl radical and R is selected from groups such as acyl, alkyl, alkenyl, aralalkyl, aralalkenyl aralkyl, and aralalkenyl or aralkenyl hydroxyalkyl, aryloxyalkyl, alkoxyalkyl, aminoalkyl or its derivative comprising, reacting a compound of Formula II, with a compound of formula R—X where R is as defined above and X is suitable leaving group which includes halides, but not limiting use of other leaving groups such as tosylate, mesylate and activated acid groups such as acyl halide, anhydrides, mixed anhydrides etc. using water as a solvent, in presence of a catalyst and a base, at 25-100° C.Type: ApplicationFiled: September 16, 2009Publication date: July 14, 2011Applicant: CALYX CHEMICALS AND PHARMACEUTICALS PVT. LTD.Inventors: Bansi Lal, Sanjoy Lahiri, Chintamani Prabhakar Bapat, Rahul Suresh Kulkarni, Dilawar Kasam Mulla, Ashish Yasin Hawaldar
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Publication number: 20110160186Abstract: The invention provides various methods comprising the administration of a CYP2D6 bioactive drug covalently bound to a water-soluble oligomer. Metabolism of CYP2D6 bioactive drug conjugates is diverted from CYP2D6 to alternative pathways, and the conjugates may therefore be utilized to alleviate the problems associated with interpopulation variation resulting from the genetic polymorphism in the CYP2D6 gene.Type: ApplicationFiled: June 9, 2009Publication date: June 30, 2011Applicant: Nektar TherapeuticsInventors: Michael A. Eldon, C. Simone Jude-Fishburn, Hema Gursahani, Myong Gyong Lee
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Patent number: 7960389Abstract: Compounds of general formula: wherein R1, R2 and R3 are as defined in the specification, as well as salts, enantiomers thereof and pharmaceutical compositions including the compounds are prepared. They are useful in therapy, in particular in the management of pain.Type: GrantFiled: July 9, 2007Date of Patent: June 14, 2011Assignee: AstraZeneca ABInventors: William Brown, Andrew Griffin, Paul Jones, Daniel Page, Niklas Plobeck, Christopher Walpole
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Patent number: 7915413Abstract: The invention relates to at least one compound of general formula I wherein R1 is phenyl, pyridinyl, thienyl, furanyl, imidazolyl, pyrrolyl, triazolyl, thiazolyl, or pyridine N-oxide, where each R1 phenyl and R1 heteroaromatic ring may optionally and independently be substituted by 1, 2 or 3 substituents selected from CF3, methyl, iodo, bromo, fluoro, and chloro; R2 is independently selected from ethyl and isopropyl; R3 is hydrogen or fluoro; R4 is —NH2 or —NHSO2R5; and R5 is hydrogen, —CF3, or C1-C6 alkyl, or pharmaceutically acceptable salts thereof, at least one process for making at least one compound in accordance with Formula I; at least one method for treating at least one ? receptor associated condition with at least one compound in accordance with Formula I; and at least one pharmaceutical composition comprising at least one compound in accordance with Formula I.Type: GrantFiled: May 3, 2007Date of Patent: March 29, 2011Assignee: AstraZeneca ABInventors: William Brown, Christopher Walpole, Niklas Plobeck
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Patent number: 7897764Abstract: Thiourea compounds of the following formula: wherein n, R1, R2, R3, A1, A2, X, Y, and Z are defined herein. Also disclosed is a method of treating hepatitis C virus infection with these compounds.Type: GrantFiled: May 5, 2008Date of Patent: March 1, 2011Assignee: National Health Research InstitutesInventors: Jyh-Haur Chern, Tsu-An Hsu, Iou-Jiun Kang, Li-Wen Wang, Chung-Chi Lee, Yen-Chun Lee, Yu-Sheng Chao
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Patent number: 7851627Abstract: The present invention is related to 1-[(4-chlorophenyl)-phenylmethyl]-4-(2,2,2-trichloroethoxycarbonyl)-piperazine of the Formula (IV) and optically isomers thereof, process for preparation thereof and the use of the compound of the Formula (IV) in the preparation of 1-(4-chlorophenyl)-phenylmethyl-piperazine and optical isomers and salts thereof. 1-(4-chlorophenyl)-phenylmethyl-piperazine and optical isomers thereof are important intermediates in the preparation of non-sedating antihistamine-type active pharmaceutical ingredients.Type: GrantFiled: December 8, 2006Date of Patent: December 14, 2010Assignee: Egis Gyogyszergyar Nyilvanosan Mukodo ReszvenytarsasagInventors: Tibor Mezei, Enikö{umlaut over ( )} Molnar, Péter Trinka, Ferenc Bartha, Zoltán Katona, Györgyi Vereczekeyné Donath, Kálmán Nagy, Lászlö Pongo, Gyula Lukacs, Márta Porcs-Makkay, Zsuzsanna Évinger, Gyula Simig
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Patent number: 7807678Abstract: The invention relates to a method of deriving a peptidomimetic of a biologically active metallopeptide, wherein the peptidomimetic includes at least one non-peptide ring structure defining a template space superimposable on a corresponding defined template space of the metallopeptide, and where the peptidomimetic further includes at least two elements independently including an amino acid residue, amino acid side chain moiety or derivative thereof, the elements defining and occupying a similar descriptor space as corresponding elements of the metallopeptide. The invention further relates to peptidomimetics with a template space heterocyclic ring structure, including 5-, 6- and 8-membered and 5-5- and 6-5-bicyclic fused ring structure melanocortin receptor-specific peptidomimetics.Type: GrantFiled: February 10, 2004Date of Patent: October 5, 2010Assignee: Palatin Technologies, Inc.Inventors: Shubh D. Sharma, Yi-Qun Shi, Zhijun Wu, Ramesh Rajpurohit
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Publication number: 20100168130Abstract: Compounds of general formula: as well as salts, enantiomers thereof and pharmaceutical compositions including the compounds are prepared. They are useful in therapy, in particular in the management of pain, depression and anxiety.Type: ApplicationFiled: December 22, 2009Publication date: July 1, 2010Applicant: ASTRAZENECA ABInventors: William Brown, Andrew Griffin, Thomas Hudzik, Carla Maciag, Gennady Smagin, Christopher Walpole
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Publication number: 20100152201Abstract: The invention provides antihistamine drugs that are chemically modified by covalent attachment of a water-soluble oligomer. A conjugate of the invention, when administered by any of a number of administration routes, exhibits characteristics that are different from the characteristics of the antihistamine drug not attached to the water-soluble oligomer.Type: ApplicationFiled: March 12, 2008Publication date: June 17, 2010Applicant: Nektar TherapeuticsInventors: Jennifer Riggs-Sauthier, Wen Zhang, Tacey X Viegas, Michael D Bentley
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Publication number: 20100145049Abstract: A compound of formula (8) or a salt thereof: wherein Z represents a group containing 1-20 carbon atoms and at least one chiral carbon atom and having a single conformation, is useful in the synthesis of pharmaceutical compounds, especially chiral compounds such as levocetirizine.Type: ApplicationFiled: November 23, 2009Publication date: June 10, 2010Inventors: Jie Zhu, Judith Janneke Firet
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Publication number: 20100113431Abstract: The present invention relates to new N-methyl piperazine modulators of H1 receptor activity, pharmaceutical compositions thereof, and methods of use thereof.Type: ApplicationFiled: November 4, 2009Publication date: May 6, 2010Applicant: AUSPEX PHARMACEUTICALS, INC.Inventors: Thomas G. Gant, Manouchehr M. Shahbaz
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Patent number: 7619085Abstract: The present invention relates to (S)-2-[4-(4-chlorobenzhydryl)piperazin-1-yl]-ethoxyacetamide-(S)-pyrrolidone-5-carboxylic acid salt; (R)-2-[4-(4-chlorobenzhydryl)piperazin-1-yl]-ethoxyacetamide-(S)-pyrrolidone-5-carboxylic acid salt; (S)-2-[4-(4-chlorobenzhydryl)piperazin-1-yl]-ethoxyacetamide-(R)-pyrrolidone-5-carboxylicacid salt; or (R)-2-[4-(4-chlorobenzhydryl)piperazin-1-yl]-ethoxycetamide-(R)-pyrrolidone-5-carboxylic salt. The present invention relates also to a process for preparing (S)-2-[4-(4-chlorobenzhydryl)piperazin-1-yl]-ethoxyacetamide (I) and (R)-2-[4-(4-chlorobenzhydryl) piperazin-1-yl]-ethoxyacetamide (II) by chemical resolution of a mixture. These compounds are respectively intermediates for the synthesis of dextrocetirizine and levocetirizine.Type: GrantFiled: February 23, 2006Date of Patent: November 17, 2009Assignee: UCB Pharma, S.A.Inventors: Magali Palacio, Celal Ates
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Publication number: 20090281318Abstract: The present invention relates to a novel and commercially viable process for substantially optically pure levorotatory and dextrorotatory enantiomers of cetirizine intermediate, 1-[(4-chlorophenyl)phenylmethyl]piperazine, thereby producing substantially optically pure levorotatory and dextrorotatory enantiomers of cetirizine and their pharmaceutical acceptable acid addition salts thereof in high purity and in high yield using novel intermediates.Type: ApplicationFiled: June 15, 2007Publication date: November 12, 2009Applicant: SYMED LABS LIMITEDInventors: Dodda Mohan Rao, Bitra Satyanarayana Rao
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Publication number: 20090227585Abstract: The present invention is directed to substituted N-heterocycle derivatives, compositions containing these derivatives, and methods of their use for the prevention and treatment of conditions ameliorated by monoamine reuptake including, inter alia, vasomotor symptoms (VMS), sexual dysfunction, gastrointestinal and genitourinary disorders, chronic fatigue syndrome, fibromylagia syndrome, nervous system disorders, and combinations thereof, particularly those conditions selected from the group consisting of major depressive disorder, vasomotor symptoms, stress and urge urinary incontinence, fibromyalgia, pain, diabetic neuropathy, and combinations thereof.Type: ApplicationFiled: May 18, 2009Publication date: September 10, 2009Applicant: WyethInventors: Paige Erin Mahaney, Lori Krim Gavrin, Douglas John Jenkins
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Publication number: 20090221823Abstract: The present invention is related to 1-[(4-chlorophenyl)-phenylmethyl]-4-(2,2,2-trichloroethoxycarbonyl)-piperazine of the Formula (IV) and optically isomers thereof, process for preparation thereof and the use of the compound of the Formula (IV) in the preparation of 1-(4-chlorophenyl)-phenylmethyl-piperazine and optical isomers and salts thereof. 1-(4-chlorophenyl)-phenylmethyl-piperazine and optical isomers thereof are important intermediates in the preparation of non-sedating antihistamine-type active pharmaceutical ingredients.Type: ApplicationFiled: December 8, 2006Publication date: September 3, 2009Inventors: Tibor Mezei, Eniko Molnar, Peter Trinka, Ferenc Bartha, Zoltan Katona, Gyorgyi Vereckeyne Donath, Kalman Nagy, Laszlo Pongo, Gyula Lukacs, Marta Porcs-Makkay, Zsuzsanna Evinger, Gyula Simig
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Publication number: 20090176792Abstract: The present invention relates to new dibenzhydrylpiperazine modulators of histamine receptors, pharmaceutical compositions thereof, and methods of use thereof.Type: ApplicationFiled: January 7, 2009Publication date: July 9, 2009Applicant: AUSPEX PHARMACEUTICALS, INC.Inventors: Thomas G. Gant, Sepehr Sarshar
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Publication number: 20090143582Abstract: The compound of formula (8), in racemic or single enantiomeric form, is useful in making N-(diphenylmethyl)-piperazines such as cetirizine and levocetrizine. wherein Z is preferably phenyl.Type: ApplicationFiled: November 21, 2008Publication date: June 4, 2009Inventor: Jie Zhu
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Patent number: 7538114Abstract: The present invention provides compounds that are glycine transporter 1 (hereinafter referred to as GlyT-1) inhibitors and are therefore useful for the treatment of diseases treatable by inhibition of GlyT1 such as cognitive disorders associated with Schizophrenia, ADHD (attention deficit hyperactivity disorder), MCI (mild cognitive impairment), and the like. Also provided are pharmaceutical compositions containing such compounds and processes for preparing such compounds.Type: GrantFiled: June 26, 2007Date of Patent: May 26, 2009Assignee: Amgen Inc.Inventors: Stephen Hitchcock, Albert Amegadzie, Wenyuan Qian, Xiaoyang Xia, Scott S. Harried
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Publication number: 20090082364Abstract: The present application describes deuterium-enriched levocetirizine, pharmaceutically acceptable salt forms thereof, and methods of treating using the same.Type: ApplicationFiled: September 19, 2008Publication date: March 26, 2009Applicant: PROTIA, LLCInventor: Anthony W. Czarnik
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Publication number: 20090062305Abstract: The present application describes deuterium-enriched cetirizine, 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: 20090030205Abstract: Process for the synthesis of cetirizine dihydrochloride, wherein (a) a solution of {2-[4-(?-phenyl-p-chlorobenzyl)piperazin-1-yl]}ethanol in 1-7 volumes, referred to the weight of {2-[4-(?-phenyl-p-chlorobenzyl)piperazin-1-yl]}ethanol, of an organic solvent having a boiling point higher than 90° C. and being chosen from the group consisting of aliphatic, cycloalifatic or aromatic solvents is provided, whereafter (b) per equivalent of {2-[4-(?-phenyl-p-chlorobenzyl)piperazin-1-yl]}ethanol employed, 1-2 equivalents of a metal haloacetate or of haloacetic acid, as well as 3-7 equivalents of an alkaly metal hydroxyde are added to the solution as per (a), providing a reaction mixture, where 0.05-0.3 volumes, referred to the weight of {2-[4-(?-phenyl-p-chlorobenzyl)piperazin-1-yl]}ethanol employed, of water and 0.1-1.Type: ApplicationFiled: July 22, 2008Publication date: January 29, 2009Inventors: Massimiliano Lussana, Enrico Vigano, Enrica Pizzatti
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Publication number: 20090018337Abstract: The present invention relates to a process for the preparation of {2-[4-(?-phenyl-p-chlorobenzyl)-piperazin-1-yl]-ethoxy}-acetic acid-N,N-dimethylamide of the Formula (I) and enantiomers thereof. The compound of the Formula (I) or enantiomers thereof are important pharmaceutical intermediates suitable for direct transformation into non-sedating antihistamine type pharmaceutical active ingredients cetirizine and levocetirizine.Type: ApplicationFiled: December 8, 2006Publication date: January 15, 2009Inventors: Peter Trinka, Tibor Mezei, Jozsef Reiter, Ferenc Bartha, Zoltan Katona, Gyorgyi Vereczkeyne Donath, Kalman Nagy, Laszlo Pongo