Aryl-n-aryl Patents (Class 562/454)
  • Publication number: 20140107085
    Abstract: The invention includes compositions comprising selective AKR1C3 inhibitors. The invention also includes compositions comprising bifunctional AKR1C3 inhibitors and selective androgen receptor modulators. The invention further includes methods of treatment using the compositions of the invention.
    Type: Application
    Filed: October 10, 2013
    Publication date: April 17, 2014
    Applicant: The Trustees of The University of Pennsylvania
    Inventors: Trevor M. Penning, Adegoke O. Adeniji, Michael C. Burns, Jeffrey Winkler, Barry Twenter
  • Patent number: 8575391
    Abstract: An objective of the present invention is to provide compounds that exhibit strong MEK-inhibiting activity and are stable in vivo and soluble in water, which can be used as preventive or therapeutic agents for proliferative diseases. The compounds of the present invention and pharmaceutically acceptable salts thereof are represented by the following formula (1): [where R1, R2, R3, R4, and X are the same as defined in the present patent application].
    Type: Grant
    Filed: April 1, 2010
    Date of Patent: November 5, 2013
    Assignee: Chugai Seiyaku Kabushiki Kaisha
    Inventors: Yoshiaki Isshiki, Yasunori Kohchi, Eisaku Mizuguchi, Hitoshi Iikura, Yasuaki Matsubara, Shinji Tsujii, Nobuo Shimma, Masanori Miwa, Satoshi Aida, Masami Kohchi, Takeshi Murata, Kosuke Aso
  • Publication number: 20130053568
    Abstract: 2,5-di(p-methoxyanilino)terephthalic acid crystal types I and II are made by controlling the pH during the recovery of the oxidized product of the condensation of dimethylsuccinyl succinate with p-methoxyaniline. The resulting 2,5-di(p-methoxyanilino)-terephthalic acid can be converted into 2,9-dimethoxyquinacridone or a solid solution thereof having controlled characteristics.
    Type: Application
    Filed: August 27, 2012
    Publication date: February 28, 2013
    Inventors: Brian Thompson, Daphne Rice, Tracie Tibbs, Wengan Wu, John Britanak, Edward H. Sung
  • Patent number: 8273794
    Abstract: Compounds and compositions for the delivery of active agents are provided. Methods of administration and preparation are provided as well.
    Type: Grant
    Filed: May 16, 2005
    Date of Patent: September 25, 2012
    Assignee: Emisphere Technologies, Inc.
    Inventors: Maria Isabel Gomez-Orellana, David Gschneidner, Andrea Leone-Bay, Destardi Moye-Sherman, Stephen V. Pusztay, Parshuram Rath, Pingwah Tang, John J. Weidner, Jianfeng Song
  • Publication number: 20120225851
    Abstract: The present invention relates to a chemotherapeutic cancer treatment in which compounds of Formula Ia?, Ib?, Ic?, or II? (referred to as a group as BH3Is) are administered to a mammal for the treatment of B-cell Lymphoma or other hematopoietic cancers, including diseases associated with MCL-1. In another aspect, the invention provides a method for treating particular types of hematopoietic cancers, such as B-cell lymphoma, using a combination of one or more compounds selected from the group consisting of compounds or Formula Ia, Ib, Ic, or II in combination with other therapies, for example, a class of therapeutics known as 26S proteosome inhibitors, such as, for example, Bortezomib. In another aspect the present invention relates to autoimmune treatment with pharmaceutical compositions comprising one or more compounds of Formula Ia?, Ib?, Ic?, or II?.
    Type: Application
    Filed: December 22, 2011
    Publication date: September 6, 2012
    Applicant: EUTROPICS PHARMACEUTICALS, INC.
    Inventors: Michael H. Cardone, Xiang Y. Yu, Andrew F. Kolodziej
  • Publication number: 20120004228
    Abstract: There is provided compounds of formula I, wherein Y, ring A, Da, Db, D2, D3, L1, Y1, L2, Y2, L3 and Y3 have meanings given in the description, and pharmaceutically-acceptable salts thereof, which compounds are useful in the treatment of diseases in which inhibition of leukotriene C4 synthase is desired and/or required, and particularly in the treatment of a respiratory disorder and/or inflammation.
    Type: Application
    Filed: March 12, 2010
    Publication date: January 5, 2012
    Applicant: BIOLIPOX AB
    Inventors: Peter Nilsson, Benjamin Pelcman, Martins Katkevics
  • Patent number: 8084645
    Abstract: A compound of the present invention, or a pharmaceutically acceptable salt thereof is indicated by formula (1) below: wherein, R1, R2, R3, R4, R5, R6, Q, R8, and R9 have the same meanings as R1, R2, R3, R4, R5, R6, Q, R8, and R9 in the specification.
    Type: Grant
    Filed: September 16, 2004
    Date of Patent: December 27, 2011
    Assignee: Chugai Seiyaku Kabushiki Kaisha
    Inventors: Yoshiaki Isshiki, Yasunori Kohchi, Kazuo Hattori, Nobuo Shimma, Masanori Miwa, Naohito Inagaki, Hitoshi Iikura, Yasuaki Matsubara
  • Publication number: 20110257379
    Abstract: A system for screening a small molecule library with 250,000 molecules to find out a compound of an anti-hypertensive drug aiming at human Angiotensin II type IA receptor is provided. The system includes a first database having a three-dimensional structure datum of a human Angiotensin II type IA receptor, a second database having molecular data of a plurality of small molecules, and a computer acquiring the three-dimensional structure datum and the molecular data from the first database and the second database respectively, wherein the computer has a molecular docking software for calculating a free energy of the human Angiotensin II type IA receptor bound to each of the plurality of small molecules, ranks the plurality of small molecules according to the respective free energy so as to select a top small molecule in the ranking as the compound of the drug.
    Type: Application
    Filed: June 27, 2011
    Publication date: October 20, 2011
    Inventor: Hsin-Hsien Wu
  • Publication number: 20100249233
    Abstract: The present invention relates to compounds of formula (I) for stabilizing the tetrameric form of transthyretin, compounds for use in the treatment or prevention of amyloidosis, and agents and medicaments comprising such compounds. wherein X, Y, R1, R2, R3, R4, m, n, p, q, and the linker are as defined herein.
    Type: Application
    Filed: March 22, 2010
    Publication date: September 30, 2010
    Inventors: Mark Brian PEPYS, Steven Victor Ley, Angus John Morrison, Vittorio Bellotti, Stephen Wood, Simon Kolstoe, Martin Smith
  • Patent number: 7745663
    Abstract: An objective of the present invention is to provide compounds that exhibit strong MEK-inhibiting activity and are stable in vivo and soluble in water, which can be used as preventive or therapeutic agents for proliferative diseases. The compounds of the present invention and pharmaceutically acceptable salts thereof are represented by the following formula (1): [where R1, R2, R3, R4, and X are the same as defined in the present patent application].
    Type: Grant
    Filed: July 26, 2005
    Date of Patent: June 29, 2010
    Assignee: Chugai Seiyaku Kabushiki Kaisha
    Inventors: Yoshiaki Isshiki, Yasunori Kohchi, Eisaku Mizuguchi, Hitoshi Iikura, Yasuaki Matsubara, Shinji Tsujii, Nobuo Shimma, Masanori Miwa, Satoshi Aida, Masami Kohchi, Takeshi Murata, Kosuke Aso
  • Publication number: 20090233915
    Abstract: An objective of the present invention is to provide compounds that exhibit strong MEK-inhibiting activity and are stable in vivo and soluble in water, which can be used as preventive or therapeutic agents for proliferative diseases. The compounds of the present invention and pharmaceutically acceptable salts thereof are represented by the following formula (1): [where R1, R2, R3, R4, and X are the same as defined in the present patent application].
    Type: Application
    Filed: July 26, 2005
    Publication date: September 17, 2009
    Inventors: Yoshiaki Isshiki, Yasunori Kohchi, Eisaku Mizuguchi, Hitoshi Iikura, Yasuaki Matsubara, Shinji Tsujii, Nobuo Shimma, Masanori Miwa, Satoshi Aida, Masami Kohchi, Takeshi Murata, Kosuke Aso
  • Patent number: 7202364
    Abstract: Compounds of formula (I) wherein R is hydrogen, lower alkyl, (C3–C6)cycloalkyl, hydroxy, halo, lower alkoxy, trifluoromethoxy, trifluoromethyl or cyano; and A is biaryl, optionally substituted ?-naphthyl, bicyclic heterocyclic aryl, (C3–C6)cycloalkyl-monocyclic carbocyclic aryl, or (C5 or C6)cycloalkane fused-monocyclic carbocyclic aryl; pharmaceutically acceptable salts thereof; and pharmaceutically acceptable esters thereof; which are useful for the treatment of COX-2 dependent disorders.
    Type: Grant
    Filed: November 25, 2003
    Date of Patent: April 10, 2007
    Assignee: Novartis, AG
    Inventors: Roger A. Fujimoto, Leslie W. McQuire, Lauren G. Monovich, Benjamin B. Mugrage, David T. Parker, John H. VanDuzer, Sompong Wattanasin
  • Patent number: 7115662
    Abstract: Disclosed are the compounds of formula I wherein R is methyl or ethyl; R1 is chloro or fluoro; R2 is hydrogen or fluoro; R3 is hydrogen, fluoro, chloro, methyl, ethyl, methoxy, ethoxy or hydroxy; R4 is hydrogen or fluoro; and R5 is chloro, fluoro, trifluoromethyl or methyl; and pharmaceutically acceptable salts thereof, as selective COX-2 cyclooxygenase inhibitors; and pharmaceutically acceptable prodrug esters thereof.
    Type: Grant
    Filed: December 4, 2003
    Date of Patent: October 3, 2006
    Assignee: Novartis AG
    Inventors: Roger A Fujimoto, Leslie W McQuire, Benjamin B Mugrage, John H Van Duzer, Daqiang Xu
  • Patent number: 6974595
    Abstract: New pharmaceutical compositions for oral use containing Diclofenac together with alkali metal bicarbonates in amounts of from 20 to 80 by weight with respect to Diclofenac are described. These compositions are entirely palatable and free from any unpleasant taste or other side effects; in particular, these formulations permit to obtain in human patients higher Cmax of the active principle and shorter Tmax together with a lower coefficient of variation.
    Type: Grant
    Filed: March 14, 2000
    Date of Patent: December 13, 2005
    Assignee: ProEthic Pharmaceuticals, Inc.
    Inventors: Alberto Reiner, Giorgio Reiner
  • Patent number: 6949575
    Abstract: The present invention provides compounds of Formula (I) and a method of treating Alzheimer's disease using a compound of Formula (I), wherein: R1 and R2 include alkyl and phenylalkyl; R3 is hydrogen or alkyl; and R4 and R5 include alkyl, alkoxy, carboxyl, alkoxycarbonyl, and nitro. Also provided is a method of inhibiting the aggregation of amyloid proteins using a compound of Formula (I) and a method of imaging amyloid deposits using compounds of Formula (I).
    Type: Grant
    Filed: April 25, 2001
    Date of Patent: September 27, 2005
    Assignee: Pfizer Inc.
    Inventors: Nancy Sue Barta, Christopher Franklin Bigge
  • Patent number: 6727281
    Abstract: Disclosed are the compounds of formula I wherein R is methyl or ethyl; R1 is chloro or fluoro; R2 is hydrogen or fluoro; R3 is hydrogen, fluoro, chloro, methyl, ethyl, methoxy, ethoxy or hydroxy; R4 is hydrogen or fluoro; and R5 is chloro, fluoro, trifluoromethyl or methyl; and pharmaceutically acceptable salts thereof, as selective COX-2 cyclooxygenase inhibitors; and pharmaceutically acceptable prodrug esters thereof.
    Type: Grant
    Filed: July 23, 2002
    Date of Patent: April 27, 2004
    Assignee: Novartis AG
    Inventors: Roger A. Fujimoto, Leslie W. McQuire, Benjamin B. Mugrage, John H. van Duzer
  • Patent number: 6451858
    Abstract: Disclosed are the compounds of formula I wherein R is methyl or ethyl; R1 is chloro or fluoro; R2 is hydrogen or fluoro; R3 is hydrogen, fluoro, chloro, methyl, ethyl, methoxy, ethoxy or hydroxy; R4 is hydrogen or fluoro; and R5 is chloro, fluoro, trifluoromethyl or methyl; and pharmaceutically acceptable salts thereof, as selective COX-2 cyclooxygenase inhibitors; and pharmaceutically acceptable prodrug esters thereof.
    Type: Grant
    Filed: September 13, 2001
    Date of Patent: September 17, 2002
    Assignee: Novartis AG
    Inventors: Roger A. Fujimoto, Leslie W. McQuire, Benjamin B. Mugrage, John H. van Duzer
  • Patent number: 6335463
    Abstract: The present invention relates to a new method of manufacturing the compound 1-[2-[4-[5-chloro-1-(4-fluorophenyl)-1-H-indol-3-yl]-1-piperidinyl]ethyl]-2-imidazolidinone having the recommended INN name sertindole and a new method of manufacturing the intermediates, N-(4-fluorophenyl)-N-(2-carboxy-4-chlorophenyl)glycine and 5-chloro-1-(4-fluorophenyl)-3-(1,2,3,6-tetrahydropyridin-4-yl)indole used in the method.
    Type: Grant
    Filed: November 12, 1999
    Date of Patent: January 1, 2002
    Assignee: H. Lundbeck A/S
    Inventor: Michael Bech Sommer
  • Patent number: 6310099
    Abstract: Disclosed are the compounds of formula I wherein R is methyl or ethyl; R1 is chloro or fluoro; R2 is hydrogen or fluoro; R3 is hydrogen, fluoro, chloro, methyl, ethyl, methoxy, ethoxy or hydroxy; R4 is hydrogen or fluoro; and R5 is chloro, fluoro, trifluoromethyl or methyl; and pharmaceutically acceptable salts thereof, as selective COX-2 cyclooxygenase inhibitors; and pharmaceutically acceptable prodrug esters thereof.
    Type: Grant
    Filed: November 27, 2000
    Date of Patent: October 30, 2001
    Assignee: Novartis Ag
    Inventors: Roger A. Fujimoto, Leslie W. McQuire, Benjamin B. Mugrage, John H. van Duzer, Daqiang Xu
  • Patent number: 6245938
    Abstract: A method of separating a racemic mixture of amino acid enantiomers, which entails reacting the mixture with a 4-pentenoyl compound, thereby derivatizing the enantiomers to form two diastereomers, and separating the diastereomers.
    Type: Grant
    Filed: November 14, 1997
    Date of Patent: June 12, 2001
    Assignee: University of Virginia Patent Foundation
    Inventors: Sidney Hecht, Michiel Lodder
  • Patent number: 6218437
    Abstract: The present invention provides new methods for the treatment of viral hepatitis C involving the administration of vitamin E and other compounds with antioxidant properties. Treatment with high doses of vitamin E is effective in treating chronic hepatitis C in patients refractory to interferon. In addition, new methods are described for the treatment of hepatic fibrosis and hepatic conditions manifesting hepatic fibrosis involving the administration of butylated hydroxytoluene and a metabolite of pentoxifylline, 1-[3-carboxypropyl]-3, 7-dimethylxanthine. Furthermore, new methods are described for the treatment and prevention of hepatic disorders involving the use of 2,6-di-tert-butylphenol derivatives.
    Type: Grant
    Filed: September 21, 1999
    Date of Patent: April 17, 2001
    Assignee: The Regents of the University of California
    Inventor: Mario Chojkier
  • Patent number: 5578639
    Abstract: Certain compounds have been synthesized and found to be effective inhibitors of phospholipase A.sub.2 (PLA.sub.2), and thereby useful in the treatment of intestinal cholesterol absorption and the disease states arising therefrom, such as hypercholesterolemia and coronary artery disease.
    Type: Grant
    Filed: May 30, 1995
    Date of Patent: November 26, 1996
    Assignee: Warner-Lambert Company
    Inventor: Reynold Homan
  • Patent number: 5536866
    Abstract: Triarylamino-based dinitrile and dicarboxylic acid monomers as represented by the formula: ##STR1## wherein Z is --CN or --COOH and R is selected from the group consisting of --H, --CH.sub.3, --N(CH.sub.3).sub.2 and --OH.
    Type: Grant
    Filed: January 26, 1995
    Date of Patent: July 16, 1996
    Assignee: The United States of America as represented by the Secretary of the Air Force
    Inventors: Loon-Seng Tan, Kasturi R. Srinivasan
  • Patent number: 5530157
    Abstract: Novel benzoic acid derivatives have the formula: ##STR1## wherein --X-- represents C.sub.1 to C.sub.6 alkylene, C.sub.2 to C.sub.6 alkenylene or a divalent moiety having the structure --(CH.sub.2).sub.m --Z-- in which m is an integer from 0 to 3 and Z represents --O--, --S-- or --NH--;--Y-- represents a direct bond, C1 to C.sub.6 alkylene, C.sub.2 to C.sub.6 alkenylene or a divalent moiety having the structure --(CH.sub.2).sub.m --Z--(CH.sub.2).sub.n in which m and n are each, independently, an integer from 0 to 3 and --Z-- represents --O--, --S-- or --NH--;R represents a 5- or 6-membered carbocyclic or heterocyclic ring or a carbocyclic or heterocyclic fused ring system containing up to 10 members in the ring, which carbocyclic, heterocyclic or fused ring system may be saturated or unsaturated and may contain up to two substituents selected from lower alkyl, methoxy, halo and trifluoromethyl; andR.sup.1 and R.sup.
    Type: Grant
    Filed: February 16, 1995
    Date of Patent: June 25, 1996
    Assignee: Scios Nova Inc.
    Inventors: Richard Mewshaw, Gregory S. Hamilton
  • Patent number: 5358956
    Abstract: Novel fibrinogen receptor antagonists of the formula: ##STR1## are provided in which the claimed compounds exhibit fibrinogen receptor antagonist activity, inhibit platelet aggregation and are therefore useful in modulating thrombus formation.
    Type: Grant
    Filed: October 14, 1992
    Date of Patent: October 25, 1994
    Assignee: Merck & Co., Inc.
    Inventors: George D. Hartman, Wasyl Halczenko
  • Patent number: 5347036
    Abstract: Novel compounds which are 2,6-di-t-butylphenols substituted on the 4 position by an anilino group, which anilino group is substituted by a carboxyl substituent, a tetrazolyl substituent or an N-methyltetrazolyl substituent, are useful antiallergic agents. Pharmaceutical compositions containing and pharmacological methods of using such compounds are also disclosed, as are synthetic intermediates for preparing such compounds. Certain of the synthetic intermediates also exhibit useful antiallergic activity.
    Type: Grant
    Filed: May 26, 1993
    Date of Patent: September 13, 1994
    Assignee: Riker Laboratories, Inc.
    Inventor: Robert A. Scherrer
  • Patent number: 5084592
    Abstract: Azulenesquaric acid dyes of the formula ##STR1## where R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 each have specified meanings are prepared from azulene derivatives of the formula ##STR2## where R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 each have specified meanings as intermediates, and used in an optical recording medium.
    Type: Grant
    Filed: September 30, 1988
    Date of Patent: January 28, 1992
    Assignee: BASF Aktiengesellschaft
    Inventors: Wolfgang Schrott, Peter Neumann, Sibylle Brosius, Helmut Barzynski, Klaus D. Schomann, Harald Kuppelmaier
  • Patent number: 5068250
    Abstract: Compounds such as 1-(4-bromoacetamidobenzyl)-5-methoxy-2-methylindole-3-acetic acid, N-(4-bromoacetamidophenyl) anthranilic acid and N-(3-bromoacetamidophenyl) anthranilic acid function as irreversible ligands for nonsteroidal antiinflammatory drug (NSAID) and prostaglandin binding sites. It is therefore expected that these compounds, and analogs thereof, will have utility as anti-inflammatory drugs, as affinity labeling agents and as ligands for use in affinity chromatography.
    Type: Grant
    Filed: September 29, 1988
    Date of Patent: November 26, 1991
    Assignee: Trustees of University of Pennsylvania
    Inventors: Trevor M. Penning, Leslie J. Askonas
  • Patent number: 5047420
    Abstract: Novel 1,3-diaryl cyclopentanes of the following general formula were prepared. ##STR1## These compounds were found to have potent and specific PAF (Platelet Activating Factor) antagonistic activities and as such useful in the treatment or amelioration of various diseases or disorders mediate by the PAF, for example, hypotension, inflammation, nephritis, stroke and other cardiovascular disorders, asthma, allergic and skin diseases, peptic or stomach ulcer, shock, lung edema, psoriasis, adult respiratory distress syndrome, pain including dental pain, and aggregation of platelets.
    Type: Grant
    Filed: August 21, 1989
    Date of Patent: September 10, 1991
    Assignee: Merck & Co., Inc.
    Inventors: Donald W. Graham, Tesfaye Biftu, John C. Chabala, Michael N. Chang, Yuan-Ching P. Chiang, Kathryn L. Thompson, Shu S. Yang
  • Patent number: 4906662
    Abstract: Disclosed are phenol derivatives of the formula ##STR1## wherein R.sup.1 is a substituted phenyl group, R.sup.2 and R.sup.3 are C.sub.1 -C.sub.6 alkyl group and of the formula ##STR2## wherein R.sup.8, R.sup.9 and R.sup.10 are C.sub.1 -C.sub.6 alkyl and the like and A is H, C.sub.1 -C.sub.6 alkylsulfonyl and the like substituents. These compounds and some related compounds have anti-inflammatory activity and lipoxygenase inhibitory activity.
    Type: Grant
    Filed: January 27, 1987
    Date of Patent: March 6, 1990
    Assignee: Otsuka Pharmaceutical Factory, Inc.
    Inventors: Kinji Hashimoto, Kiyoto Goto, Ken-ichi Kanai, Yoshiaki Tsuda
  • Patent number: 4716178
    Abstract: Novel compounds which are 2,6-di-t-butylphenols substituted on the 4 position by an anilino group, which anilino group is substituted by a group which includes carboxyl, tetrazolyl or N-methyltetrazolyl are useful as inhibitors of leukotriene synthesis and as antiallergic agents. Pharmaceutical compositions containing such compounds and pharmacological methods for use of such compounds are also disclosed.
    Type: Grant
    Filed: August 27, 1986
    Date of Patent: December 29, 1987
    Assignee: Riker Laboratories, Inc.
    Inventors: Robert A. Scherrer, Mark A. Rustad
  • Patent number: 4528392
    Abstract: There are disclosed compounds of the formula ##STR1## wherein X is OR.sup.2, SR.sup.2, N(R.sup.2).sub.2 or halo;W is --CH.sub.2 --, ##STR2## Y is --CH.sub.2 O--, --OCH.sub.2 --, --CH.sub.2 S--, --SCH.sub.2 --, ##STR3## m is 0-6; n is 0-6;p is 1-3;A is O or S;B is OR.sup.2, SR.sup.2 or N(R.sup.2).sub.2 ;R.sup.1 is hydrogen, loweralkyl, loweralkoxy or halo;R.sup.2 is hydrogen or loweralkyl;and the pharmaceutically acceptable salts thereof, and their use in the treatment of leukotriene-mediated naso-bronchial obstructive airpassageway conditions, such as allergic rhinitis, allergic bronchial asthma and the like.
    Type: Grant
    Filed: April 18, 1984
    Date of Patent: July 9, 1985
    Assignee: American Home Products Corporation
    Inventors: John H. Musser, Kenneth L. Kees
  • Patent number: 4525205
    Abstract: 3-Alkoxy-4-substituted-phenoxy-2,3-unsaturated acid esters and derivatives thereof and the use thereof for the control of weeds.
    Type: Grant
    Filed: March 23, 1982
    Date of Patent: June 25, 1985
    Assignee: Zoecon Corporation
    Inventor: Shy-Fuh Lee
  • Patent number: 4243678
    Abstract: Compounds of the formula ##STR1## wherein R is (a) optionally-substituted and optionally-hydrogenated biphenylyl, (b) optionally-substituted and optionally-hydrogenated bicyclic aryl having from 8 to 12 ring carbon atoms or (c) a radical of the formula ##STR2## R.sup.1 is aliphatic hydrocarbyl, alicyclic hydrocarbyl or optionally-substituted phenyl;R.sup.2 is --H or lower aliphatic hydrocarbyl;R.sup.3 is --H, lower alkyl, cycloalkyl, optionally-substituted phenyl or, with R.sup.4, alkylene;R.sup.4 is lower alkyl, cycloalkyl, optionally-substituted phenyl, optionally-(nuclearly)-substituted phenalkyl or, with R.sup.3, alkylene;or R.sup.2,R.sup.3 and R.sup.4, together with the carbon to which each is bound, are adamantyl; andn is 3, 4 or 5;and salts thereof with a base are pharmacologically active. Esters thereof are valuable intermediates for the preparation of the pharmacologically-active compounds. Physiologically-acceptable embodiments are administered, e.g.
    Type: Grant
    Filed: December 15, 1978
    Date of Patent: January 6, 1981
    Assignee: Byk Gulden Lomberg Chemische Fabrik GmbH
    Inventor: Walter Krastinat
  • Patent number: 4168312
    Abstract: New quinolone derivatives of the Formula I ##STR1## wherein R.sup.1 and R.sup.2 are each H, F, Cl, Br, CF.sub.3 or CH.sub.3 O or a physiologically acceptable acid addition salt thereof possess pharmacological properties including thrombocyte aggregation inhibiting action.
    Type: Grant
    Filed: November 8, 1977
    Date of Patent: September 18, 1979
    Assignee: Merck Patent Gesellschaft mit beschrankter Haftung
    Inventors: Erich Schacht, Hans Dahm, Reinhard Lissner
  • Patent number: 4166128
    Abstract: Novel substituted phenylglycolic acid represented by the formula ##STR1## AND ITS PHARMACEUTICALLY ACCEPTABLE NON-TOXIC ESTERS AND SALTS HAVE POTENT ANALGESIC, ANTI-INFLAMMATORY AND ANTIPYRETIC ACTIVITIES, A LOW TOXICITY AND A SATISFACTORY THERAPEUTIC INDEX, AND CAN BE FAVORABLY EMPLOYED AS A MEDICINE FOR TREATMENT OF VARIOUS INFLAMMATORY DISEASES SUCH AS ARTHRITIS, COMMON COLD, RHEUMATISM AND LIKE INFLAMMATIONS AND ALSO FOR ANALGESIC AND ANTIPYRETIC PURPOSES. The substituted phenylglycolic acid is prepared by reacting a lower alkyl ester of 2-(2,6-dichloroanilino)phenylglycolic acid with a basic substance, which lower alkyl ester is also a novel compound and can be obtained starting from 1-(2,6-dichlorophenyl)indole-2,3-dione through 2-(2,6-dichloroanilino)phenylglyoxylic acid and, in turn, a lower alkyl ester of 2-(2,6-dichloroanilino)-phenylglyoxylic acid.
    Type: Grant
    Filed: November 15, 1977
    Date of Patent: August 28, 1979
    Assignee: Asahi Kasei Kogyo Kabushiki Kaisha
    Inventors: Takanori Sone, Shinichi Furukawa, Mikio Wakabayashi, Ryoji Kodaira
  • Patent number: 4136044
    Abstract: This specification discloses a lubricant composition containing esters of arylaminophenoxyalkyl carboxylic acids as an antioxidant and new compositions of matter useful as antioxidants.
    Type: Grant
    Filed: October 12, 1977
    Date of Patent: January 23, 1979
    Assignee: Mobil Oil Corporation
    Inventor: Milton Braid