Carbonyl Of -coo- Group Bonded Directly To A Ring Patents (Class 544/172)
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Patent number: 10745433Abstract: The invention relates to compounds for inhibiting a cancer cell or a virus. Particularly, the invention provides compounds for inhibiting, treating and/or preventing cancer and Zika virus.Type: GrantFiled: January 12, 2017Date of Patent: August 18, 2020Assignee: Taipei Medical UniversityInventors: Yun Yen, Jing-Ping Liou, Yun-Ru Liu
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Publication number: 20150148347Abstract: A compound of formula I, wherein the groups R1, R2, R3, X, m, and n are defined as in claim 1, which have valuable pharmacological properties, in particular bind to the GPR40 receptor and modulate its activity. The compounds are suitable for treatment and prevention of diseases which can be influenced by this receptor, such as metabolic diseases, in particular diabetes type 2. Furthermore, the invention relates to novel intermediates, useful for the synthesis of compounds of formula I.Type: ApplicationFiled: November 25, 2014Publication date: May 28, 2015Inventors: Iain LINGARD, Dieter HAMPRECHT
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Publication number: 20150072984Abstract: Chemical entities that are curcumin derivatives, pharmaceutical compositions and methods of treatment of cancer are described.Type: ApplicationFiled: August 29, 2012Publication date: March 12, 2015Inventor: Xiangping Qian
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Publication number: 20140275008Abstract: Provide herein are compounds and pharmaceutical compositions suitable as modulators of hemoglobin, methods and intermediates for their preparation, and methods for their use in treating disorders mediated by hemoglobin and disorders that would benefit from tissue and/or cellular oxygenation.Type: ApplicationFiled: March 15, 2013Publication date: September 18, 2014Inventors: Qing Xu, Zhe Li
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Patent number: 8822679Abstract: A compound useful as a building block for the manufacture of various compounds is represented by Formula A or D. In Formula A and D, z is 0 or 1; Q is a heteroatom; R1 through R11 and Ra through Rf are each independently hydrogen, a substituted or unsubstituted hydrocarbyl group, a substituted or unsubstituted heteroatom containing hydrocarbyl group, or a functional group; d, e and f are each independently 0 or greater; each of A, B and D is independently a carbon atom or a heteroatom; and two or more of R1 though R11, Ra through Rf and Y optionally combine to form a ring. In some embodiments, R8 and R9 combine to form a carbonyl group. In some embodiments, R2 and Y combine to form a ring with the Q atom. In some embodiments, the ring includes at least one double bond.Type: GrantFiled: June 22, 2012Date of Patent: September 2, 2014Assignee: California Institute of TechnologyInventors: Brian M Stoltz, Scott C. Virgil, David E White, Taiga Yurino, Yiyang Liu, Douglas C Behenna, Douglas Duquette, Christian Eidamshaus
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Patent number: 8748598Abstract: Analogs of 3-O-acetyl-11-keto-beta-boswellic acid and their method of preparation are presented. The analogs may be used as anti-inflammatory and anti-cancer agents. The compounds inhibit 5-lipoxygenase enzyme and various cell lines related to inflammation as well as to cancer showing a significantly better efficacy when compared to the normal boswellic acids. The analogs are capable of controlling and treating various inflammatory diseases and cancers.Type: GrantFiled: September 30, 2011Date of Patent: June 10, 2014Assignee: Laila NutraceuticalsInventors: Ganga Raju Gokaraju, Rama Raju Gokaraju, Venkata Subbaraju Gottumukkala, Trimurtulu Golakoti, Krishanu Sengupta
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Patent number: 8697335Abstract: A radiation-sensitive resin composition includes a compound, a resin and a radiation-sensitive acid generator. The compound has a structure in which a group represented by a following formula (1) is bound to a nitrogen atom. The resin has an acid-dissociative dissolution-controlling group and has a property such that alkali solubility of the resin increases by an action of an acid. In the formula (1), Y is a monovalent group having 5 to 20 carbon atoms, and “*” represents a bonding hand with the nitrogen atom. In the formula (i), R1, R2 and R3 each independently represent a linear or branched alkyl group having 1 to 4 carbon atoms or a monovalent alicyclic hydrocarbon group having 4 to 12 carbon atoms, or R1 and R2 are linked with each other to form a bivalent alicyclic hydrocarbon group, and “*” represents a bonding hand with the oxygen atom.Type: GrantFiled: January 17, 2012Date of Patent: April 15, 2014Assignee: JSR CorporationInventors: Kazuo Nakahara, Mitsuo Sato
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Publication number: 20130267699Abstract: The invention provides heterocyclic compounds with quaternary centers and methods of preparing compounds. Methods include the method for the preparation of a compound of Formula (II): comprising treating a compound of Formula (I): with a transition metal catalyst and under alkylation conditions as valence and stability permit.Type: ApplicationFiled: March 12, 2013Publication date: October 10, 2013Inventors: Brian M. Stoltz, Scott C. Virgil, David E. White, Taiga Yurino, Yiyang Liu, Douglas C. Behenna, Douglas Duquette, Christian Eidamshaus
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Publication number: 20130261122Abstract: The present invention is directed to novel substituted bicyclic aromatic compounds useful as S-nitrosoglutathione reductase (GSNOR) inhibitors, pharmaceutical compositions comprising such compounds, and methods of making and using the same.Type: ApplicationFiled: December 16, 2011Publication date: October 3, 2013Applicant: N30 Pharmaceuticls, Inc.Inventors: Xicheng Sun, Jian Qiu, Adam Stout
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Publication number: 20130144057Abstract: (Meth)acrylic acid ester, which contains one or more partial structures each represented by the following formula 1 in a molecule thereof, wherein the partial structure is a urethane structure which does not have a hydrogen atom directly bonded to a nitrogen atom of the following formula 1: where the nitrogen atom is not bonded to a hydrogen atom.Type: ApplicationFiled: November 28, 2012Publication date: June 6, 2013Inventor: Mitsunobu MORITA
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Publication number: 20130102780Abstract: The present disclosure provides processes for the N-dealkylation of tertiary amines and the use of transition metal catalysts to prepare tertiary N-allyl amine derivatives and secondary amine derivatives thereof. The tertiary amines can be alkaloids and, more particularly, the tertiary amines can be opioids. In specific embodiments, the present disclosure provides methods for use in processes for the synthesis of naloxone and naltrexone from oripavine.Type: ApplicationFiled: December 11, 2012Publication date: April 25, 2013Applicant: Rhodes TechnologiesInventor: Rhodes Technologies
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Publication number: 20130089624Abstract: The present invention relates to compounds useful as inhibitors of ATR protein kinase. The invention also relates to pharmaceutically acceptable compositions comprising the compounds of this invention; methods of treating of various diseases, disorders, and conditions using the compounds of this invention; processes for preparing the compounds of this invention; intermediates for the preparation of the compounds of this invention; and methods of using the compounds in in vitro applications, such as the study of kinases in biological and pathological phenomena; the study of intracellular signal transduction pathways mediated by such kinases; and the comparative evaluation of new kinase inhibitors. The compounds of this invention have formula I: wherein the variables are as defined herein. Additionally, the present invention also relates to novel processes for the production of various morpoholine based intermediates.Type: ApplicationFiled: September 28, 2012Publication date: April 11, 2013Applicant: VERTEX PHARMACEUTICALS INCORPORATEDInventors: Jean-Damien Charrier, Stephen Clinton Young, Christopher John Davis, John Studley
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Publication number: 20130012701Abstract: A compound useful as a building block for the manufacture of various compounds is represented by Formula A or D. In Formula A and D, z is 0 or 1; Q is a heteroatom; R1 through R11 and Ra through Rf are each independently hydrogen, a substituted or unsubstituted hydrocarbyl group, a substituted or unsubstituted heteroatom containing hydrocarbyl group, or a functional group; d, e and f are each independently 0 or greater; each of A, B and D is independently a carbon atom or a heteroatom; and two or more of R1 though R11, Ra through Rf and Y optionally combine to form a ring. In some embodiments, R8 and R9 combine to form a carbonyl group. In some embodiments, R2 and Y combine to form a ring with the Q atom. In some embodiments, the ring includes at least one double bond.Type: ApplicationFiled: June 22, 2012Publication date: January 10, 2013Applicant: California Institute of TechnologyInventors: Brian M. Stoltz, Scott C. Virgil, David E. White, Taiga Yurino, Yiyang Liu, Douglas C. Behenna, Douglas Duquette, Christian Eidamshaus
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Publication number: 20120196852Abstract: The invention is directed towards novel naphthoquinone and naphthothiazole compounds, and methods of treating disorders related to MetAP, including tuberculosis and bacterial infection, using various naphthoquinone, hydroxyquinonline, and naphthothiazole compounds.Type: ApplicationFiled: August 5, 2010Publication date: August 2, 2012Applicant: THE JOHNS HOPKINS UNIVERSITYInventors: Jun O. Liu, Omonike Arike Olaleye, Shridhar Bhat
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Publication number: 20120035176Abstract: Analogs of 3-O-acetyl-11-keto-beta-boswellic acid and their method of preparation are presented. The analogs may be used as anti-inflammatory and anti-cancer agents. The compounds inhibit 5-lipoxygenase enzyme and various cell lines related to inflammation as well as to cancer showing a significantly better efficacy when compared to the normal boswellic acids. The analogs are capable of controlling and treating various inflammatory diseases and cancers.Type: ApplicationFiled: September 30, 2011Publication date: February 9, 2012Inventors: Ganga Raju Gokaraju, Rama Raju Gokaraju, Venkata Subbaraju Gottumukkala, Trimurtulu Golakoti, Krishanu Sengupta
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Patent number: 8105504Abstract: Organic materials which possess outstanding stability to oxidative, thermal or light-induced degradation comprise as stabilizers at least one compound of the formula (I) wherein the general symbols are as defined in claim 1. The compounds of formula I are especially useful as stabilizers for protecting polymers and lubricants against oxidative, thermal or light-induced degradation and as scavengers for oxidized developer in color photographic material.Type: GrantFiled: August 22, 2005Date of Patent: January 31, 2012Assignee: BASF SEInventors: Michèle Gerster, Peter Nesvadba
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Publication number: 20110288057Abstract: The invention relates to the use of and mainly novel compounds of the formula I wherein the moieties are as defined in the description, which are useful as farnesyl pyrophosphate synthase modulators and e.g. in the treatment of proliferative diseases.Type: ApplicationFiled: October 12, 2009Publication date: November 24, 2011Applicant: Novartis AGInventors: Simona Cotesta, Joseph Fraser Glickman, Wolfgang Jahnke, Andreas Marzinzik, Silvio Ofner, Jean-Michel Rondeau, Thomas Zoller
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Publication number: 20110152255Abstract: Compounds comprising formula (I) or a pharmaceutically acceptable salt thereof, are disclosed, wherein J, B, Y, and A are as described in claims 1-13. Methods, compositions, and medicaments related thereto are also disclosed, for treating baldness, glaucoma or inflammatory bowel diseases.Type: ApplicationFiled: April 21, 2009Publication date: June 23, 2011Inventors: Yariv Donde, Jeremiah H. Nguyen
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Publication number: 20110059972Abstract: 1,4 naphthoquinones derivatives, of formula (I) wherein A is selected from the following rings: their preparation and their application as antimalarial agentsType: ApplicationFiled: March 25, 2009Publication date: March 10, 2011Applicant: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUEInventors: Elisabeth Davioud-Charvet, Tobias Muller, Holger Bauer, R. Heiner Schirmer
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Patent number: 7626042Abstract: A medicament having inhibitory activity against NF-?B activation which comprises as an active ingredient a substance selected from the group consisting of a compound represented by the following general formula (I) and a pharmacologically acceptable salt thereof, and a hydrate thereof and a solvate thereof: wherein X represents a connecting group whose number of atoms in a main chain is 2 to 5 (said connecting group may be substituted), “A” represents an acyl group which may be substituted, (provided that unsubstituted acetyl group and unsubstituted acryloyl group are excluded,) or a C1 to C6 alkyl group which may be substituted, or A may bind to connecting group X to form a cyclic structure which may be substituted, “E” represents an aryl group which may be substituted or a heteroaryl group which may be substituted, ring Z represents an arene which may have one or more substituents in addition to the group represented by formula —O-A wherein A has the same meaning as that defined above and the group reprType: GrantFiled: June 5, 2003Date of Patent: December 1, 2009Assignee: Institute of Medicinal Molecular Design, Inc.Inventors: Susumu Muto, Akiko Itai
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Publication number: 20090156804Abstract: The present invention relates to a production method of an optically active morpholine compound represented by the formula 10, which includes the following steps: wherein each symbol is as defined in the specification. The present invention also relates to a production method of an compound represented by the formula 55, which includes the following steps: wherein each symbol is as defined in the specification. According to the production method of the present invention, an optically active 2-aryl-substituted morpholine compound and 3-oxo-3-(pyrimidin-4-yl)propionate, which are important as starting materials for synthesizing 2-(2-arylmorpholin-4-yl)-1-methyl-1H-[4,4?]bipyrimidinyl-6-one having a tau protein kinase 1 inhibitory activity and useful as a therapeutic drug for Alzheimer's disease and the like, can be produced in a high yield by an industrially advantageous method.Type: ApplicationFiled: July 21, 2006Publication date: June 18, 2009Applicants: MITSUBISHI TANABE PHARMA CORPORATION, SANOFI-AVENTISInventors: Masahiro Okuyama, Fumiaki Uehara, Hiroshi Iwamura, Kazutoshi Watanabe
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Patent number: 7435851Abstract: The present invention provides substituted puleganic amides and compositions thereof, which are both useful as a topical treatment for skin, such as a repellant for insects and arthropods.Type: GrantFiled: September 29, 2006Date of Patent: October 14, 2008Assignee: E.I. du Pont de Nemours and CompanyInventor: Mark A. Scialdone
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Patent number: 7232821Abstract: Compounds of formula (I) or a pharmaceutically acceptable derivative thereof: wherein A, R1, R2, Rx, R8, R9 and n are as defined in the specification, a process for the preparation of such compounds, pharmaceutical compositions comprising such compounds and the use of such compounds in medicine.Type: GrantFiled: April 7, 2003Date of Patent: June 19, 2007Assignee: Glaxo Group LimitedInventors: Gerard Martin Paul Giblin, Adrian Hall, David Nigel Hurst, Ian Reginald Kilford, Xiao Qing Lewell, Alan Naylor, Riccardo Novelli
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Patent number: 7195751Abstract: This invention pertains to methods, mixtures, kits and/or compositions for the determination of analytes by mass analysis using unique labeling reagents or sets of unique labeling reagents. The labeling reagents can be isomeric or isobaric and can be used to produce mixtures suitable for multiplex analysis of the labeled analytes.Type: GrantFiled: January 27, 2004Date of Patent: March 27, 2007Assignee: Applera CorporationInventors: Darryl J. C. Pappin, Michael Bartlet-Jones
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Patent number: 7034020Abstract: The present invention provides a series of compounds having structural formulas wherein n1 is 1 to 5, n2 is 1 to 4 and m is 1 to 3; X is O or NH; Y is CH2, O, S, NH, NR; R is selected from the group consisting a straight-chain aliphatic group, a branched-chain aliphatic group and an alicyclic group; wherein R? is selected from the group consisting of hydrogen, methyl and ethyl; when Y is O, n1 is not 1; and wherein X and R? are independently optionally substituted at C2, C3 or C4 in compounds of Fomula IV or a pharmaceutically acceptable salt thereof. Also provided is a method of inactivating antigen-specific T cells in a n individual.Type: GrantFiled: December 12, 2003Date of Patent: April 25, 2006Assignee: The University of Arkansas for Medical ScienceInventors: Kathleen Gilbert, E. Kim Fifer
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Patent number: 7002010Abstract: The instant invention discloses a process for the preparation of compounds of the formula I: wherein the general symbols are as defined in claim 1, which process comprises reacting a compound of formula II: wherein the general symbols are as defined in claim 1, with a compound of the formula III: wherein R5 is as defined in claim 1. The compounds of the formula II are new and useful as stabilizers for protecting organic materials, in particular synthetic polymers, reprographic materials or coating materials against oxidative, thermal or light-induced degradation.Type: GrantFiled: December 4, 2001Date of Patent: February 21, 2006Assignee: Ciba Specialty Chemicals CorporationInventors: Dario Lazzari, Mirko Rossi, Giuseppe Veronesi, Nazzareno Ruggeri, Katharina Fritzsche, Adalbert Braig
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Publication number: 20040209873Abstract: Arylcycloalkyl derivatives having branched side chains, processes for their preparation and their use as pharmaceuticalsType: ApplicationFiled: February 27, 2004Publication date: October 21, 2004Applicant: Aventis Pharma Deutschland GmbHInventors: Christian Stapper, Heiner Glombik, Eugen Falk, Jochen Goerlitzer, Dirk Gretzke, Stefanie Keil, Hans-Ludwig Schaefer, Wolfgang Wendler
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Patent number: 6803370Abstract: Disclosed are certain alpha amino acid compounds which bind VLA-4. Certain of these compounds also inhibit leukocyte adhesion and, in particular, leukocyte adhesion mediated by VLA-4. Such compounds are useful in the treatment of inflammatory diseases in a mammalian patient, e.g., human, such as asthma, Alzheimer's disease, atherosclerosis, AIDS dementia, diabetes, inflammatory bowel disease, rheumatoid arthritis, tissue transplantation, tumor metastasis and myocardial ischemia. The compounds can also be administered for the treatment of inflammatory brain diseases such as multiple sclerosis.Type: GrantFiled: July 20, 2001Date of Patent: October 12, 2004Assignees: Elan Pharmaceuticals, Inc., WyethInventors: Andrei W. Konradi, Michael A. Pleiss, Eugene D. Thorsett, Susan Ashwell, Gregory S. Welmaker, Anthony Kreft, Dimitrios Sarantakis, Darren B. Dressen, Francine S. Grant, Christopher Semko, Ying-Zi Xu
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Patent number: 6689882Abstract: A new improved process for synthesizing morpholinylbenzenes of the formula I by reacting morpholine of formula II with a substituted benzene of formula III, wherein morpholine is used as a reactant and as the only one solvent.Type: GrantFiled: November 12, 2002Date of Patent: February 10, 2004Assignee: AstraZeneca ABInventor: Wei Tian
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Patent number: 6602869Abstract: This invention relates to novel compounds of formula (I) wherein R1 represents a polymer, aryl or alkyl group, R2 represents a hydrogen atom, a halogen atom, a radical CN, CF3, OH, OCF3, COOH, R7, OR7 or OCOR7, R3 represents an aryl or alkyl halogen, R4 represents an alkyl radical. The invention also relates to a cosmetic composition comprising said compounds and to the use thereof to reduce and/or curb hair loss i.e. to increase and/or stimulate the growth of said hair.Type: GrantFiled: November 21, 2001Date of Patent: August 5, 2003Assignee: L'Oreal S.A.Inventors: Jean-Baptiste Galey, Maria Dalko, Lionel Breton
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Publication number: 20030096802Abstract: The compound of the formula (I) 1Type: ApplicationFiled: July 15, 2002Publication date: May 22, 2003Applicant: ONO PHARMACEUTICAL CO., LTD.Inventors: Shuichi Ohuchida, Kazuo Kishimoto, Narito Tateishi, Hiroyuki Ohno
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Publication number: 20030087934Abstract: The present invention relates to certain substituted polyketides of formula I, 1Type: ApplicationFiled: August 5, 2002Publication date: May 8, 2003Inventors: Frederick R. Kinder, Kenneth W. Bair, Timothy M. Ramsey, Michael L. Sabio
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Publication number: 20030078418Abstract: This invention relates to novel substituted succinic acid metallo-&bgr;-lactamase inhibitors which are useful potentiators of &bgr;-lactam antibiotics.Type: ApplicationFiled: March 15, 2002Publication date: April 24, 2003Inventors: James M. Balkovec, Mark L. Greenlee, Steven H. Olson, Gregory P. Rouen
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Publication number: 20030060465Abstract: Compounds of the formula: RC(O)O-spacer-OC(O)R′, wherein (i) RC(O)— is the acyl residue of an NSAID or other pharmaceutically active agent bearing a carboxylic acid function, (ii) spacer is Cn alkyl, (iii) n is from 1 to 6, and (iv) R′ is substituted or unsubstituted heteroaryl or heterocycle, and pharmaceutical compositions thereof.Type: ApplicationFiled: December 18, 2001Publication date: March 27, 2003Inventor: Jamal A. Jilani
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Publication number: 20030060624Abstract: The present invention relates to processes for the preparation of any of the intermediate 1,3-substituted indenes of the formulae (Ia), (Ib) and (Ic) or a mixture thereof: 1Type: ApplicationFiled: April 17, 2002Publication date: March 27, 2003Inventor: Robert A. Singer
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Publication number: 20020193594Abstract: The invention relates to a process for the preparation of carboxamides, in particular peptides, from an acid component in the form of a compound containing at least one carboxyl group and an amine component in the form of a compound containing at least one primary or secondary amino group, and its use.Type: ApplicationFiled: March 27, 2002Publication date: December 19, 2002Inventors: Joachim Rudolph, Gunther Jung, Bernd Thern
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Patent number: 6479491Abstract: The present invention relates to compounds of formula (I), any of it enantiomers, or any mixture thereof, or a pharmaceutically acceptable acid addition salt thereof, wherein R1, R2, R3, R4, R11, R12, R13, R14 and R15 each independently are hydrogen, alkyl, alkoxy, halogen, trifluoromethyl, nitro, cyano, amino, acyl, alkylamino, dialkylamino, aminocarbonyl, or acylamino; R5 is hydrogen, alkyl, alkoxyalkyl, or phenylalkyl; X is —CH2—Z—, Z—CH2—, NH—CO—, —CO—NH—, or —CH═CH—; wherein Z is O, S, CH2, or NH; Y is O, —CH2—W—, —W—CH2—; wherein W is O, or S; and n is 0, 1 or 2. The compounds are useful in the treatment of psychotic disorders.Type: GrantFiled: November 13, 2000Date of Patent: November 12, 2002Assignee: Neurosearch A/SInventors: Oskar Axelsson, Dan Peters, Jorgen Scheel-Kruger, Elsebet Ostergaard Nielsen
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Patent number: 6479518Abstract: The present invention is directed to certain novel compounds represented by structural formula I: or a pharmaceutically acceptable salt thereof, wherein R3, R5, R6, R7, R8, R11, R12, R13, Q, W, X, Y and Z are defined herein. The invention is also concerned with pharmaceutical formulations comprising these novel compounds as active ingredients and the use of the novel compounds and their formulations in the treatment of certain disorders. The compounds of this invention are tachykinin receptor antagonists and are useful in the treatment of psychiatric disorders including depression and anxiety.Type: GrantFiled: September 21, 2001Date of Patent: November 12, 2002Assignee: Merck & Co., Inc.Inventors: Paul E. Finke, Laura C. Meurer, Sander G. Mills, Malcolm MacCoss, Hongbo Qi
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Publication number: 20020055509Abstract: Disclosed are a series of phenylalanine derivatives, to compositions containing them, to processes for their preparation, and to their use in medicine.Type: ApplicationFiled: July 20, 2001Publication date: May 9, 2002Inventors: Andrei W. Konradi, Michael A. Pleiss, Eugene D. Thorsett, Susan Ashwell, Gregory S. Welmaker, Anthony Kreft, Dimitrios Sarantakis, Darren B. Dressen, Francine S. Grant, Christopher Semko, Ying-Zi Xu
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Patent number: 6200972Abstract: This invention relates to neurotrophic low molecular weight, small molecule heterocyclic esters and amides having an affinity for FKBP-type immunophilins, and their use as inhibitors of the enzyme activity associated with immunophilin proteins, particularly peptidyl-prolyl isomerase, or rotamase, enzyme activity.Type: GrantFiled: February 23, 1998Date of Patent: March 13, 2001Assignee: GPI NIL Holdings, Inc.Inventors: Jia-He Li, Gregory S. Hamilton
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Patent number: 6093823Abstract: The invention pertains to a process for the continuous production of basic cyclic optically active .alpha.-amino acids of general formula (I) by continuous racemate splitting via diastereomeric salt pairs with re-racemisation of the residual amino acid or amino acid derivative in the mother liquid with the aid of an optically active acid.Type: GrantFiled: March 24, 1998Date of Patent: July 25, 2000Assignee: Degussa AktiengesellschaftInventors: Matthias Kottenhahn, Klaus Stingl, Karlheinz Drauz
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Patent number: 6037498Abstract: This invention relates to novel compounds of general formula (I) ##STR1## wherein R.sup.1 represents an organic group, R.sup.2 represents a hydrogen atom or an organic group, and the asterisk denotes that the group R.sup.1 is predominantly in the R- or S-configuration such that the compound is in substantially enantiomerically pure form. The compounds are a useful source of chiral nucleophiles, e.g. undergoing stereoselective Michael addition to .alpha.,.beta.-unsaturated carboxylic acid derivatives.Type: GrantFiled: August 12, 1996Date of Patent: March 14, 2000Assignee: Oxford Asymmetry International PLCInventors: Stephen Graham Davies, Mario Eugenio Cosamino Polywka, David Roy Fenwick, Frank Reed
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Process for preparing benzoic acid derivative intermediates and benzothiophene pharmaceutical agents
Patent number: 5955608Abstract: Novel processes for producing benzothiophenes employing ethylene carbonate or propylene carbonate are provided.Type: GrantFiled: January 30, 1998Date of Patent: September 21, 1999Assignee: Eli Lilly and CompanyInventor: Douglas P. Kjell -
Patent number: 5917086Abstract: A method for the purification of a keto acid having the general formula ##STR1## wherein R1 and R2 independently represent a straight or branched chain alkyl of 1-18 carbon atoms, a cycloalkyl of 4-8 carbon atoms or a phenyl both of which may be substituted by at least one substituent selected from the group consisting of halogen atoms and alkyls having 1-4 carbon atoms, an aralkyl of 7-10 carbon atoms, alkoxyalkyl having 2-20 carbon atoms, tetrahydrofuryl alkyl, alkylcarboxy alkyl, alkyl carboxy benzyl, or R1 and R2 together with the adjacent nitrogen atom may form a heterocyclic ring, or one of R.sub.1 and R.sub.2 is hydrogen, which comprises slurrying the keto acid with an alcohol solvent, maintaining the slurry at elevated temperature in a sealed vessel until the Rhodamine impurity has dissolved, cooling and isolating the pure keto acid by filtration.Type: GrantFiled: January 9, 1998Date of Patent: June 29, 1999Assignee: Ciba Specialty Chemicals CorporationInventors: James Philip Taylor, John Barry Henshall, John Whitworth
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Patent number: 5885984Abstract: Aminocyclohexylester compounds, including thioesters, are disclosed. The compounds of the present invention may be incorporated in compositions and kits. The present invention also discloses a variety of in vitro and in vivo uses for the compounds and compositions, including the blockade of ion channels and the treatment of arrhythmias.Type: GrantFiled: February 27, 1997Date of Patent: March 23, 1999Assignee: University of British ColumbiaInventors: Bernard A. MacLeod, Michael J. A. Walker, Richard A. Wall
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Patent number: 5869663Abstract: The invention relates to compounds of the formula ##STR1## in which: A is a divalent radical selected from:A.sub.1) --O--CO--A.sub.2) --CH.sub.2 --O--CO--A.sub.3) --O--CH.sub.2 --CO--A.sub.4) --O--CH.sub.2 --CH.sub.2 --A.sub.5) --N(R.sub.1)--CO--A.sub.6) --N(R.sub.1)--CO--CO--A.sub.7) --N(R.sub.1)--CH.sub.2 --CH.sub.2 --A.sub.8) --O--CH.sub.2 --in which:R.sub.1 is a hydrogen or a (C.sub.1 -C.sub.4)-alkyl; andAm is a nitrogen-containing heterocycle.Type: GrantFiled: March 18, 1997Date of Patent: February 9, 1999Assignee: SanofiInventors: Xavier Emonds-Alt, Isabelle Grossriether, Patrick Gueule, Vincenzo Proietto, Didier Van Broeck
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Patent number: 5852193Abstract: The invention relates to intermediates and processes for producing benzothiophenes employing hydroxylamines.Type: GrantFiled: April 29, 1998Date of Patent: December 22, 1998Assignee: Eli Lilly and CompanyInventor: Erik Christopher Chelius
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Patent number: 5783697Abstract: Vinyl carbamate compounds are prepared by reacting appropriate secondary amines with carbon dioxide and acetylenically unsaturated compounds in the presence of a compound of a metal from the platinum group, in particular a ruthenium compound, with either one of the two process steps (a) and (b) or, preferably, both being carried out:(a) the acetylene compound is reinjected during the reaction;(b) the reaction is carried out in the presence of a tertiary amine.Type: GrantFiled: January 21, 1997Date of Patent: July 21, 1998Assignee: BASF AktiengesellschaftInventors: Marc Heider, Jochem Henkelmann, Michael Karcher, Thomas Ruhl
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Patent number: 5777162Abstract: Described herein are compounds of Formula (XX) and Formula (XXIV), shown below, and processes of making same. ##STR1## wherein p is 0 ##STR2## wherein p is 1, and Y is chlorine or bromine.Type: GrantFiled: November 12, 1996Date of Patent: July 7, 1998Assignee: Zeneca LimitedInventors: Ian Richard Matthews, Christopher Richard Ayles Godfrey, John Martin Clough
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Patent number: 5756817Abstract: The present invention relates to a racemic or enantiomerically enriched O-carbamoyl-phenylalaninol compound represented by the following structural formula V and pharmaceutically acceptable salts thereof to treat diseases of the central nervous system: ##STR1## wherein Ph is a phenyl group as described as follows: ##STR2## wherein R is a member selected from the group consisting of hydrogen, lower alkyl of 1 to 8 carbon atoms, halogen selected from F, Cl, Br and I, alkoxy containing 1 to 3 carbon atoms, nitro, hydroxy, trifluoromethyl, and thioalkoxy containing 1 to 3 carbon atoms, and x is an integer from 1 to 3, with the proviso that R is the same or different when x is 2 or 3, R.sup.1 and R.sup.2 may be the same or different from each other and are independently selected from the group consisting of hydrogen, lower alkyl of 1 to 8 carbon atoms, aryl, arylalkyl, cyclic propyl and 5 to 7-membered aliphatic cyclic compounds, and R.sup.1 and R.sup.Type: GrantFiled: October 7, 1996Date of Patent: May 26, 1998Assignee: Yukong LimitedInventors: Yong Moon Choi, Dong Il Han, Yong Kil Kim, Hun Woo Shin, Jeong-Han Park