Plural Rings In Acid Moiety Patents (Class 560/21)
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Patent number: 11634378Abstract: The present disclosure provides compositions and method targeting GPER for the treatment of cancers, such as breast cancers and leukemias, gallstone disease, and for conferring of neuroprotection on a subject. Also disclosed are high throughput assays for identifying antagonists of GPER.Type: GrantFiled: March 29, 2018Date of Patent: April 25, 2023Assignee: SAINT LOUIS UNIVERSITYInventors: Christopher Kent Arnatt, Chelsea DeLeon
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Patent number: 9249508Abstract: There is described a process for depositing carbon on a surface, comprising, while contacting a mixture of CO2 and Br2 with a polar substrate presenting apposed surfaces, exposing a sufficient area of said mixture in the region of said apposed surfaces to light of sufficient intensity and frequency to result in deposition of carbon on at least some of said apposed surfaces. Other embodiments are also described.Type: GrantFiled: September 11, 2012Date of Patent: February 2, 2016Inventor: Mark S. Braiman
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Publication number: 20140323568Abstract: The present invention includes bis- and tris-benzamide compounds that block AR signaling and have activity against prostate cancer. Uses for these compounds, and pharmaceutical compositions containing the same, also are provided.Type: ApplicationFiled: April 23, 2014Publication date: October 30, 2014Applicant: The Board of Regents of the University of Texas SystemInventors: Jung-Mo AHN, Ganesh RAJ
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Patent number: 8754252Abstract: Disclosed are processes of forming a compound (33), (35) or (37)Type: GrantFiled: July 3, 2012Date of Patent: June 17, 2014Assignee: Nanyang Technological UniversityInventors: Guofu Zhong, Bin Tan, Pei Juan Chua, Zugui Shi
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Patent number: 8754124Abstract: The present invention includes bis- and tris-benzamide compounds that block AR signaling and have activity against prostate cancer. Uses for these compounds, and pharmaceutical compositions containing the same, also are provided.Type: GrantFiled: November 21, 2012Date of Patent: June 17, 2014Assignee: Board of Regents, The University of Texas SystemInventors: Jung-Mo Ahn, Ganesh Raj
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Publication number: 20140135519Abstract: The invention generally relates to compounds having structure I: wherein x represents alkyl, aryl or het-aryl, each of y independently represents hydrogen or halogen and z represents hydrogen or alkyl. Further, said compounds are inhibitors of MEK 1, 2 and 5. Furthermore, the invention includes methods of making said compounds, compositions including said compounds and uses for inhibiting MEK 1, 2 and 5.Type: ApplicationFiled: November 15, 2013Publication date: May 15, 2014Applicant: DUQUESNE UNIVERSITY OF THE HOLY GHOSTInventors: SURAVI CHAKRABARTY, Darlene Monlish, Patrick Flaherty, Jane E. Cavanaugh, Sneha Potdar
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Publication number: 20140039215Abstract: The present invention relates to novel 4-biphenyl-substituted pyrazolidine-3,5-dione derivatives of the formula (I) in which A, D, G, W, X, Y and Z are as defined above, to a plurality of processes for the preparation and to their use as pesticides and/or herbicides and/or microbicides. Moreover, the invention relates to selective herbicidal compositions comprising both the 4-biphenyl-substituted pyrazolidine-3,5-dione derivatives of the formula (I) and a crop plant compatibility-improving compound.Type: ApplicationFiled: July 29, 2013Publication date: February 6, 2014Applicant: Bayer Intellectual Property GmbHInventors: Reiner FISCHER, Thomas BRETSCHNEIDER, Ernst Rudolf F. GESING, Dieter FEUCHT, Karl-Heinz KUCK, Peter LÖSEL, Olga MALSAM, Christian ARNOLD, Thomas AULER, Martin Jeffrey HILLS, Heinz KEHNE
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Publication number: 20130345465Abstract: This invention relates to a novel chemical process for the synthesis of 2-ethyoxycarbonylamino-5-(4-fluorobenzylamino)-nitrobenzene and its use in the preparation of 2-amino-4-(4-fluorobenzylamino)-1-ethoxycarbonylaminobenzene (retigabine/ezogabine) and its polymorphic forms thereof.Type: ApplicationFiled: January 16, 2012Publication date: December 26, 2013Applicant: GLAXO GROUP LIMITEDInventors: Russ N. Fitzgerald, Alan Millar, Jennifer Fell Toczko
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Publication number: 20130237583Abstract: The present invention provides stereoselective processes for the preparation of compounds of formula (I) wherein P is phenyl, naphthyl, a 6-membered heteroaryl group containing one or two nitrogen atoms as ring members, or a 10-membered bicyclic heteroaryl group containing one or two nitrogen atoms as ring members, and wherein the phenyl, naphthyl and heteroaryl groups are optionally substituted; R1 is chlorodifluoromethyl or trifluoromethyl; R2 is optionally substituted aryl or optionally substituted heteroaryl; n is 0 or 1; including the process comprising (a-i) reacting a compound of formula II wherein P, R1 and R2 are as defined for the compound of formula I; with nitromethane in the presence a chiral catalyst to give a compound of formula III Wherein P, R1 and R2 are as defined for the compound of formula I; and (a-ii) reductively cyclising the compound of formula III to give the compound of formula I.Type: ApplicationFiled: June 14, 2011Publication date: September 12, 2013Applicant: SYNGENTA CROP PROTECTION LLCInventors: Myriem El Qacemi, Helmars Smits, Jerome Yves Cassayre, Nicholas Phillip Mulholland, Peter Renold, Edouard Godineau, Thomas Pitterna
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Publication number: 20130150442Abstract: The present invention includes bis- and tris-benzamide compounds that block AR signaling and have activity against prostate cancer. Uses for these compounds, and pharmaceutical compositions containing the same, also are provided.Type: ApplicationFiled: November 21, 2012Publication date: June 13, 2013Applicant: The Board of Regents of the University of Texas SystemInventor: The Board of Regents of the University of Texas S
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Publication number: 20130096338Abstract: Disclosed are processes of forming a compound (33), (35) or (37)Type: ApplicationFiled: July 3, 2012Publication date: April 18, 2013Applicant: Nanyang Technological UniversityInventors: Guofu Zhong, Bin Tan, Pei Juan Chua, Zugui Shi
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Publication number: 20130023645Abstract: The present invention related to methods for forming dicarba bridges in organic compounds. This involves the use of a pair of complementary metathesisable groups on the organic compound, and subjecting the compound to cross-metathesis under microwave radiation conditions. In an alternative, the compounds containing a turn-induced group between the pair of cross metathesisable groups to facilitate the cross-metathesis.Type: ApplicationFiled: April 23, 2012Publication date: January 24, 2013Inventors: Andrea Jane Robinson, William Roy Jackson, Jim Patel, Jomana Elaridi
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Publication number: 20130018202Abstract: The present invention relates to novel 4-biphenyl-substituted pyrazolidine-3,5-dione derivatives of the formula (I) in which A, D, G, W, X, Y and Z are as defined above, to a plurality of processes for the preparation and to their use as pesticides and/or herbicides and/or microbicides. Moreover, the invention relates to selective herbicidal compositions comprising both the 4-biphenyl-substituted pyrazolidine-3,5-dione derivatives of the formula (I) and a crop plant compatibility-improving compound.Type: ApplicationFiled: January 11, 2012Publication date: January 17, 2013Applicant: Bayer CropScience AGInventors: Reiner Fischer, Thomas Bretschneider, Ernst Rudolf F. Gesing, Dieter Feucht, Karl-Heinz Kuck, Peter Lösel, Olga Malsam, Christian Arnold, Thomas Auler, Martin Jeffrey Hills, Heinz Kehne
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Patent number: 8222408Abstract: A process for preparing acyl amide compounds is described, in which a recrystallized o-nitrophenoxy carbonyl compound is hydrogenated with hydrogen gas in the presence of a nickel sponge metal catalyst with ring closure to form a benzoxazine, which is then reacted with an acyl halide to give the corresponding acyl amide compound.Type: GrantFiled: December 18, 2009Date of Patent: July 17, 2012Assignee: SALTIGO GmbHInventors: Matthias Boll, Burkhard Koch
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Patent number: 8203016Abstract: The use of specific compounds of the Formula 1 (and also corresponding mixtures) in particular as cosmetic agents for the inhibition of the substance P-induced release of histamine from mast cells is described.Type: GrantFiled: November 20, 2003Date of Patent: June 19, 2012Assignee: Symrise AGInventors: Gerhard Schmaus, Holger Joppe, Martinia Herrmann, Christopher Sabater-Lüntzel, Tobias Vössing
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Publication number: 20120095051Abstract: This invention provides a compound having the structure wherein ?, ?, X, Y, and R1-R11 are defined herein. This invention also provides a pharmaceutical composition comprising the above compounds, a method of inhibiting the activity and/or levels of a matrix metalloproteinase (MMP), a method of inhibiting the production of a cytokine in a population of cells, a method of inhibiting the production of a growth factor in a population of cells, and a method of inhibiting NF?-B activation in a population of cells.Type: ApplicationFiled: May 14, 2010Publication date: April 19, 2012Inventors: Francis Johnson, Lorne Golub
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Patent number: 8138369Abstract: A process for producing an adsorbent where a metal oxide is reacted with an alkoxy silane to produce an epoxy-functionalized metal oxide. This product is reacted with an amino-substituted propionic acid and a nitro-substituted fluorenone, and this product is grafted to the epoxy-functionalized metal oxide. This grafted product is the adsorbent, which may be contacted with a hydrocarbon mixture having at least one sulfur containing compound in order to remove this sulfur containing compound. Also disclosed is a process for adding polymerization groups to an adsorbent.Type: GrantFiled: June 6, 2008Date of Patent: March 20, 2012Assignee: Chevron U.S.A. Inc.Inventors: Xiaolin Wei, Scott Michael Husson, Marcus V. Dutra e Mello, Daniel Chinn
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Patent number: 8110699Abstract: A process for the cyclopropanation of olefins with a metal porphyrin catalyst and an acceptor/acceptor substituted diazo reagent.Type: GrantFiled: September 14, 2009Date of Patent: February 7, 2012Assignee: University of South FloridaInventors: X. Peter Zhang, Shifa Zhu
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Publication number: 20110178077Abstract: The present invention relates to small molecule compounds and their use in the treatment of bacterial infections, in particular Tuberculosis.Type: ApplicationFiled: June 17, 2009Publication date: July 21, 2011Inventors: Priscille Brodin, Thierry Christophe, Zaesung No, Jaeseung Kim, Auguste Genovesio, Denis Philippe Cedric Fenistein, Heekyoung Jeon, Fanny Anne Ewann, Sunhee Kang, Saeyeon Lee, Min Jung Seo, Eunjung Park, Monica Contreras Dominguez, Ji Youn Nam, Eun Hye Kim
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Patent number: 7855230Abstract: The invention concerns novel derivatives of 3,3-diphenylpropylamines, methods for their preparation, pharmaceutical compositions containing the novel compounds, and the use of the compounds for preparing drugs. More particularly, the invention relates to novel prodrugs of antimuscarinic agents with superior pharmacokinetic properties compared to existing drugs such as oxybutynin and tolterodine, methods for their preparation, pharmaceutical compositions containing them, a method of using said compounds and compositions for the treatment of urinary incontinence, gastrointestinal hyperactivity (irritable bowel syndrome) and other smooth muscle contractile conditions.Type: GrantFiled: April 17, 2008Date of Patent: December 21, 2010Assignee: UCB Pharma GmbHInventors: Claus Meese, Bengt Sparf
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Publication number: 20100298576Abstract: Disclosed are processes of forming a compound (33), (35) or (37)Type: ApplicationFiled: May 18, 2010Publication date: November 25, 2010Inventors: Guofu ZHONG, Bin Tan, Pei Juan Chua, Zugui Shi
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Patent number: 7816552Abstract: A method for preparing a compound having the following formula (I) by reducing a nitro group of the following formula (III) followed by carrying out an intramolecular dehydration condensation, wherein R2 is hydrogen, alkyl, cycloalkyl, phenyl or a 5- or 6-membered heterocyclic, and X is oxygen, sulfur or nitrogen.Type: GrantFiled: September 26, 2005Date of Patent: October 19, 2010Assignee: Sankyo Company, LimitedInventors: Hisaki Kajino, Hiroshi Miyamoto, Rei Okazaki, Yutaka Ikeuchi
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Publication number: 20100081838Abstract: A process for the cyclopropanation of olefins with a metal porphyrin catalyst and an acceptor/acceptor substituted diazo reagent.Type: ApplicationFiled: September 14, 2009Publication date: April 1, 2010Applicant: UNIVERSITY OF SOUTH FLORIDAInventors: X. Peter Zhang, Shifa Zhu
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Patent number: 7625948Abstract: A novel therapeutic agent for hyperlipidemia, which is an ester compound represented by the formula (1?) (wherein R1 and R2 are each hydrogen atom or optionally substituted aryl, etc.; X is —COO— or —CON(R10)—; R3 and R4 are each hydrogen atom, C1-C6alkyl or C1-C6alkoxy, etc.; R5, R6 and R7 are each hydrogen atom, C1-C6 alkyl or C1-C6 alkoxy, etc.; R8 and R9 are each independently hydrogen atom, C1-C6alkyl, —CON(R18)(R19) or —COO(R20), etc.; ring A, ring B and ring C are each independently aryl or heterocycle residue, etc.; Alk1 and Alk2 are each independently alkanediyl, etc.; l and m are each an integer of 0 or 1 to 3) or a prodrug thereof, or a pharmaceutically acceptable salt of either. The therapeutic agent selectively inhibits MTP in the small intestine, thus causes no such side effect as a fatty liver.Type: GrantFiled: February 28, 2003Date of Patent: December 1, 2009Assignee: Japan Tobacco Inc.Inventors: Atsushi Hagiwara, Yasuhiro Ohe, Naoya Odani, Shizue Watanabe, Taku Ikenogami, Takashi Kawai, Kenya Madono, Toshio Taniguchi
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Patent number: 7608731Abstract: The present invention provides a process for the preparation 6-[3-(hetero)aryloxy-2-fluoro-benzyl]-2H-pyridazin-3-one compounds 1 where R2 is an optionally substituted aryl or an optionally substituted heteroaryl, R6 is NO2, NH2, alkyl, halogen, or a function group readily derived therefrom and R4c is hydrogen or alkyl. There also is provided a process for the preparation of phenylacetic acid compounds 2, wherein R2 and R6 are as defined previously and R5a is hydrogen or alkyl, which are useful for the preparation of pyridazinone compounds.Type: GrantFiled: October 23, 2007Date of Patent: October 27, 2009Assignee: Roche Palo Alto LLCInventors: Denis John Kertesz, Michael Martin, Wylie Solang Palmer
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Patent number: 7576129Abstract: The present invention relates to a carboxylic acid compound of formula (I): wherein R1 is H, alkyl; m is 2, 3; n is 0-2; R2 is phenyl, naphthyl, benzofuran, benzothiophene; Q is —CH2—O-Cyc1, —CH2-Cyc2, -L-Cyc3; R3a and R3b each independently is hydrogen, alkyl or taken together form tetrahydro-2H-pyran; a pharmaceutically acceptable salt thereof, a method for producing a process of the preparation thereof and a pharmaceutical agent comprising the same as an active ingredient. The compound of formula (I) have an antagonizing activity against PGE2 receptor, specifically EP3 receptor which is subtype thereof, and are useful for the prevention and/or treatment of itching, pain, urinary disturbance or stress disease.Type: GrantFiled: February 6, 2004Date of Patent: August 18, 2009Assignee: Ono Pharmaceutical Co., Ltd.Inventors: Masaki Asada, Kaoru Kobayashi, Masami Narita, Kazutoyo Sato, Atsushi Kinoshita, Toshihiko Nagase, Ken Yoshikawa
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Patent number: 7538140Abstract: A novel therapeutic agent for hyperlipidemia, which is an ester compound represented by the formula (1?) (wherein R1 and R2 are each hydrogen atom or optionally substituted aryl, etc.; X is —COO— or —CON(R10)—; R3 and R4 are each hydrogen atom, C1-C6alkyl or C1-C6alkoxy, etc.; R5, R6 and R7 are each hydrogen atom, C1-C6 alkyl or C1-C6 alkoxy, etc.; R8 and R9 are each independently hydrogen atom, C1-C6alkyl, —CON(R18)(R19) or —COO(R20), etc.; ring A, ring B and ring C are each independently aryl or heterocycle residue, etc.; Alk1 and Alk2 are each independently alkanediyl, etc.; l and m are each an integer of 0 or 1 to 3) or a prodrug thereof, or a pharmaceutically acceptable salt of either. The therapeutic agent selectively inhibits MTP in the small intestine, thus causes no such side effect as a fatty liver.Type: GrantFiled: February 28, 2003Date of Patent: May 26, 2009Assignee: Japan Tobacco IncInventors: Atsushi Hagiwara, Yasuhiro Ohe, Naoya Odani, Shizue Watanabe, Taku Ikenogami, Takashi Kawai, Kenya Madono, Toshio Taniguchi
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Publication number: 20090082540Abstract: The present invention relates to the discovery of new class of linear and multiarmed hydrolysable linkers and cross linkers for use in the synthesis of biodegradable polymers such as, polyesters, polyurethanes, polyamides, polyureas and degradable epoxy amine resin. The linear and multiarmed hydrolysable linkers of the present invention include symmetrical and/or unsymmetrical ether carboxylic acids, amines, amide diols, amine polyols and isocyanates.Type: ApplicationFiled: September 17, 2008Publication date: March 26, 2009Applicant: BEZWADA BIOMEDICAL, LLCInventor: Rao S. Bezwada
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Patent number: 7491748Abstract: A carboxylic acid derivative of formula (I): wherein R1 is —COOH, —COOR6, etc.; A is a single bond, alkylene, etc.; R2 is alkyl, alkoxy, etc.; B is a carbocyclic ring or a heterocyclic ring; Q is alkylnene-Cyc2, etc.; D is a linking chain; and R3 is alkyl, a carbocyclic ring or a heterocyclic ring, or a non-toxic salt thereof. The compound of formula (I) binds to PGE2 receptor, especially subtypes EP3 and/or EP4 and show the antagonizing activity, are useful for the prevention and/or treatment of diseases induced pain, itch, urticaria, allergy, urinary frequency, urinary disturbance, Alzheimer's disease, cancer, dysmenorrhea, endometriosis, etc.Type: GrantFiled: August 8, 2002Date of Patent: February 17, 2009Assignee: Ono Pharmaceutical Co., Ltd.Inventors: Kousuke Tani, Masaki Asada, Kaoru Kobayashi, Masami Narita, Mikio Ogawa
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Patent number: 7485742Abstract: A new class of non-glycosidic and non-peptidic inhibitors of selectins with low molecular weight according to the general formula 1 is described, as well as methods for their production. These compounds represent a new class of non-toxic, in vivo anti-inflammatory effective inhibitors of selectins, and do not exhibit the disadvantages of the glycosidic inhibitor complexes, and are furthermore more potent in vitro, compared to the known drug bimosiamose. Furthermore, medicaments containing the compounds and their uses in the treatment of diseases are described.Type: GrantFiled: July 26, 2005Date of Patent: February 3, 2009Assignee: Johannes Gutenberg-Universität MainzInventors: Gerd Dannhardt, Holger Ulbrich, Philip Prech, Andreas Luxenburger
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Publication number: 20090023929Abstract: A method for preparing a compound having the following formula (I) by reducing a nitro group of the following formula (III) followed by carrying out an intramolecular dehydration condensation, wherein R2 is hydrogen, alkyl, cycloalkyl, phenyl or a 5- or 6-membered heterocyclic, and X is oxygen, sulfur or nitrogen.Type: ApplicationFiled: September 26, 2005Publication date: January 22, 2009Inventors: Hisaki Kajino, Hiroshi Miyamoto, Rei Okazaki, Yutaka Ikeuchi
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Publication number: 20090023943Abstract: To improve a catalytic activity of a composite oxide, to carry out a reaction in a high yield, and to provide a synthesis reaction catalyst having excellent handling properties and a method of a synthesizing a compound using the same, a synthesis reaction catalyst containing a palladium-containing perovskite-type composite oxide having a specific surface area of 0.5 to 9.5 m2/g is used in Suzuki Cross-Couplings given by the following general scheme (14).Type: ApplicationFiled: March 16, 2006Publication date: January 22, 2009Applicant: DAIHATSU MOTOR CO., LTDInventors: Hirohisa Tanaka, Kimiyoshi Kaneko
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Patent number: 7476754Abstract: The present invention relates to compounds derived from biphenyl with activity as calpain inhibitors. One compound of the present invention is a 2,2?-disubstituted biphenyl, where the substituents in the 2 and 2? positions of the biphenyl skeleton are chains containing structures related to amino acids, including fragments of aminocarbonylic compounds where at least one of the substituents in said 2- or 2?-positions is bonded to the biphenyl skeleton via a thiocarbonyl group, forming compounds with thioamide functionality. The present invention also encompasses any of the conformational isomers (atropisomers) of said compound of formula I. The compounds of formula I have application in the preventive or therapeutic treatment of a degenerative disease.Type: GrantFiled: May 6, 2005Date of Patent: January 13, 2009Assignee: Consejo Superior de Investigaciones CientificasInventors: Bernardo Herradon Garcia, Mercedes Alonso Giner, Esperanza Benito Cano, Antonio Chana Lopez, Ana Montero Aguado
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Patent number: 7432388Abstract: Compounds of the formula where the variables have the values described in the specification are antagonists of RAR?retinoid receptors.Type: GrantFiled: June 4, 2007Date of Patent: October 7, 2008Assignee: Allergan, Inc.Inventors: Kwok Yin Tsang, Santosh Sinha, Xiaoxia Liu, Smita Bhat, Roshantha A. Chandraratna
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Patent number: 7411076Abstract: A medicament for enhancing an effect of a cancer therapy based on a mode of action of DNA injury, which comprises as an active ingredient a compound represented by the following general formula (I): wherein X represents a single bond or a C1 to C6 alkylene group which may be substituted; A represents a C1 to C6 alkyl group which may be substituted, a C6 to C10 aryl group which may be substituted, or a 4 to 10-membered monocyclic or bicyclic and unsaturated, partly saturated, or completely saturated heterocyclic group which may be substituted, wherein said heterocyclic group comprises as ring-constituting atoms 1 to 4 hetero atoms selected from the group consisting of nitrogen atom, oxygen atom, and sulfur atom.Type: GrantFiled: September 12, 2002Date of Patent: August 12, 2008Assignee: Institute of Medicinal Molecular Design, Inc.Inventors: Susumu Muto, Masayuki Komukai, Akiko Itai
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Publication number: 20080027096Abstract: The invention provides compounds of formula (I) or a pharmaceutically acceptable ester, amide, solvate or salt thereof, including a salt of such an ester or amide, and a solvate of such an ester, amide or salt, for use in the treatment or prophylaxis of condition mediated by an androgen receptor.Type: ApplicationFiled: March 4, 2005Publication date: January 31, 2008Inventors: Neeraj Garg, Eva Kristina Kock, Henrik Per Hakan Jernstedt, Mikael Johan Gillner
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Patent number: 7314888Abstract: A compound or a salt thereof having the atom corresponding to N3 and the two or more atoms selected from N1, N2, N4 and N5, said atoms constitute the pharmacophore represented by the following formula: and inhibits the activity of transcription factor AP-1 and is useful as an agent for preventing and treating the diseases into which over expression of AP-1 participates and as an AP-1 inhibitor.Type: GrantFiled: November 5, 1999Date of Patent: January 1, 2008Assignee: Toyama Chemical Co., Ltd.Inventors: Hisaaki Chaki, Tadakazu Takakura, Keiichi Tsuchida, Hironori Kotsubo, Yukihiko Aikawa, Shuichi Hirono, Shunichi Shiozawa
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Patent number: 7235585Abstract: This invention pertains to certain enzyme (CPG2) activated self-immolative nitrogen mustard prodrugs, which are useful in enzyme prodrug therapy (EPT), such as ADEPT and GDEPT, for the treatment of proliferative conditions, such as cancer, and which have the following formula: wherein: RN is independently C1-7alkyl; X1 is independently —I, —Br, or —Cl; X2 is independently —I, —Br, or —Cl; the group —N(CH2CH2X1)(CH2CH2X2) is independently attached at the 2-position or at the 4-position; each RG is independently —H or an ester substituent; n is independently an integer from 0 to 4; each RP, if present, is independently a phenyl substituent; m is independently an integer from 0 to 4; each RM, if present, is independently a mustard substituent; and pharmaceutically acceptable salts, solvates, amides, and esters thereof.Type: GrantFiled: September 1, 2003Date of Patent: June 26, 2007Assignee: Cancer Research Technology LimitedInventors: Caroline J. Springer, Ion Niculescu-Duvaz, Dan M. Niculescu-Duvaz
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Patent number: 7138538Abstract: Process for the separation of enantiomers comprising at least one free functional group, in which process a reagent based on an enantiopure amino acid is reacted in basic medium with a mixture comprising enantiomers.Type: GrantFiled: May 7, 2004Date of Patent: November 21, 2006Assignee: Solvay (Societe Anonyme)Inventors: Thierry Delplanche, Roland Callens
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Patent number: 7115766Abstract: Radiolabeled fluorinated compounds useful for imaging in the diagnosis of Parkinson's Disease are disclosed. Methods and kits for their synthesis are also disclosed.Type: GrantFiled: November 30, 2001Date of Patent: October 3, 2006Assignee: Indiana University Research & Technology Corp.Inventors: G. Keith Mulholland, Martin J. O'Donnell, Frederick T. Chin, Francisca Delgado
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Patent number: 7037938Abstract: The present invention relates to a compound formula [I]: wherein Y is bond, —O—(CH2)n— (in which n is 1, 2, 3 or 4), etc., Z is cyano, tetrazolyl, etc., R1 is hydrogen, lower alkyl, etc., R2 is hydrogen or an amino protective group, R3 is hydrogen or lower alkyl, R4 is hydrogen or lower alkyl, R5 and R8 are each independently hydrogen, halogen, hydroxy, lower alkyl, etc., R6 is hydrogen, lower alkyl, etc., R9 is hydrogen or lower alkyl, and i is 1 or 2, or a salt thereof. The compound [I] of the present invention and pharmaceutically acceptable salts thereof are useful for the prophylactic and/or the therapeutic treatment of pollakiurea or urinary incontinence.Type: GrantFiled: June 26, 2003Date of Patent: May 2, 2006Assignee: Astellas Pharma Inc.Inventors: Kouji Hattori, Yasuyo Tomishima, Masashi Imanishi
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Patent number: 7030261Abstract: Disclosed is a method for preparing a 2-hydroxy-6-ureidocarbonyl naphthalene derivative. The method comprises the step of reacting 2-hydroxy-6-aminocarbonyl naphthalene and a isocyanate in an organic solvent at a temperature of 90–200° C. According to the present invention, 2-hydroxy-6-ureidocarbonyl naphthalene derivative can easily be obtained within relatively short time and high yield.Type: GrantFiled: February 3, 2005Date of Patent: April 18, 2006Assignee: Kabushiki Kaisha Ueno Seiyaku Oyo KenkyujoInventors: Masaya Kitayama, Hiroyuki Wakamori, Nobuhiro Yonetani
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Patent number: 6951943Abstract: A process for the preparation of a class of phenylalanine enamide derivatives is described: wherein: Ar1 is an optionally substituted aromatic or heteroaromatic group; L2 is a linker group selected from —N(R4)— [where R4 is a hydrogen atom or an optionally substituted straight or branched C1-6alkyl group], —CON(R4)—, or —S(O)2N(R4)—; R1 is a carboxylic acid (—CO2H) or a derivative or biostere thereof; R2 is a hydrogen atom or a C1-6alkyl group; Rx, Ry and Rz which may be the same or different is each an atom or group -L1(Alk1)n(R3)v; and the salts, solvates, hydrates and N-oxides thereof; which comprises reacting a compound of formula (2): wherein: Qa is a group —N(R4)H; and the salts, solvates, hydrates and N-oxides thereof; with a compound Ar1W wherein W is a group selected from X1(wherein X1 is a leaving atom or group), —COX2 (wherein X2 is a halogen atom or a —OH group) or —SO2X3 (in which X3 is a halogen atom).Type: GrantFiled: July 16, 2003Date of Patent: October 4, 2005Assignee: Celltech R & D LimitedInventors: Benjamin Mark Skead, Nicholas David Tyrrell, Stephen Wilfred Jones, Michael Handforth Brookes
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Patent number: 6875884Abstract: Urea and thiourea derivatives inhibit cell function of the chemokine receptor CCR-3. These compounds offer an effective means for treating a range of diseases thought to be mediated by the CCR-3 receptor. A variety of useful urea and thiourea derivatives can be synthesized using liquid and solid phase synthesis protocols.Type: GrantFiled: July 28, 2000Date of Patent: April 5, 2005Assignee: Kirin Beer Kabushiki KaishaInventors: Janak Padia, Michael Hocker, Tsuyoshi Nishitoba, Hirohi Ohashi, Eiji Sawa
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Patent number: 6858747Abstract: An improved catalyst is disclosed for a process involving the preparation of benzylidene intermediates useful in the preparation of 1,4-dihydropyridine compounds and derivatives thereof useful as medicines such as for example felodipine. This is accomplished by the condensation of an aldehyde and an acetoacetate in the presence of a novel catalyst system that includes a pyridyl carboxylic acid and a secondary amine. It has been found that through the use of the present invention the purity and yield of the desired isomer of the benzylidene intermediate can be maximized, thus avoiding the requirement of additional purification steps. The use of these intermediates can then be further reacted to form the required dihydropyridines, again having a very high purity and yield compared with the prior art.Type: GrantFiled: April 8, 2004Date of Patent: February 22, 2005Assignee: Apotex Pharmachem Inc.Inventors: Daqing Che, Bhaskar Reddy Guntoori, K. S. Keshava Murthy
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Patent number: 6849742Abstract: The present invention provides a binaphthol compound represented by formula [1]: and a salt thereof. The binaphthol compound of the present invention is useful for manufacturing antiseptic compounds or chiral catalysts. According to the method of the present invention, binaphthol compounds can be prepared in high yield with low cost.Type: GrantFiled: April 18, 2002Date of Patent: February 1, 2005Assignee: Kabushiki Kaisha Ueno Seiyaku Oyo KenkyujoInventors: Ryuzo Ueno, Masaya Kitayama, Kenji Minami, Hiroyuki Wakamori
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Patent number: 6811833Abstract: A 4-membered compound is represented by the following formula (I) is disclosed (in the formula, X1 and X2 each independently represent an oxygen atom, a sulfur atom or a substituted or unsubstituted imino group, Y1 and Y2 each independently represent a single bond, an oxygen atom or a substituted or unsubstituted imino group, B1 and B2 each independently represent an optionally substituted aliphatic, aliphatic carbonyl, aromatic or aromatic carbonyl group having 1-20 carbon atoms, and A1 and A2 each independently represent a group represented by the following formula (II) (Ar1, Ar2 and Ar3 each independently represent a cyclic group having 5-14 carbon atoms, L1 and L2 each independently represent a single bond or a divalent linking group, and p represents an integer of 0-2)). There is also disclosed a birefringence medium containing a 4-membered compound represented by the formula (I) and an optical element comprising the birefringence medium.Type: GrantFiled: September 17, 2002Date of Patent: November 2, 2004Assignee: Fuji Photo Film Co., Ltd.Inventors: Naoyuki Nishikawa, Kentaro Toyooka
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Patent number: 6803479Abstract: A caged non-steroidal ecdysome memetic (NSE) compound and a method for producing free NSE by subjecting the charged NSE to UV irradiation.Type: GrantFiled: February 21, 2002Date of Patent: October 12, 2004Assignee: University of Maryland Biotechnology InstituteInventors: Joseph Pao Yung Kao, David Ari Freilich
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Patent number: 6784287Abstract: Organic dye molecular materials prepared by coupling existing organic chromophore molecules to benzene or carbazole derivatives and nonlinear optical polymeric compounds having polyimide repeating units coupled with the organic dye molecular material are provided. The organic dye molecular material coupled to a polymer main chain in the preparation of the nonlinear optical polymeric compound has one of the following formula: where X1 is carbon, oxygen, sulfur, nitrogen, ester (CO2), or amide (CONR1), where R1 is an alky or phenyl group having 1 to 6 carbon atoms, D is an organic chromophore molecule, and n is an integer from 1 to 10.Type: GrantFiled: February 27, 2002Date of Patent: August 31, 2004Assignee: Electronics and Telecommunications Research InstituteInventors: Jung Yun Do, Myung Hyun Lee, Seung Koo Park, Jung Jin Ju, Suntak Park
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Patent number: 6727098Abstract: A novel achiral biaryl-type compound and a circular dichroism (CD) color fixing agent are provided. Furthermore, a method for determining an absolute configuration of a chiral compound is carried out by introducing the above achiral biaryl-type compound into the chiral compound.Type: GrantFiled: February 26, 2002Date of Patent: April 27, 2004Assignee: Kanazawa UniversityInventors: Tomihisa Ohta, Shinzo Hosoi