1,3- Or 3,1-benzothiazines Patents (Class 544/50)
  • Patent number: 6667302
    Abstract: The invention provides compounds of formula I: wherein R1 to R5 have any of the values defined in the specification, as well as pharmaceutically acceptable salts of the compounds, pharmaceutical compositions comprising the compounds, and methods of using the compounds, compositions, or salts to treat cancer. In embodiments, R4 and R5 taken together can be a 3, 4, or 5 membered saturated or unsaturated chain comprising members selected from the group consisting of non-peroxide oxygen, sulfur, N(X), and carbon, optionally substituted by oxo; wherein each X is independently absent or is H, 0, (C1-C4)alkyl, phenyl or benzyl; and wherein at least one of the chain members is an N—H group.
    Type: Grant
    Filed: June 13, 2001
    Date of Patent: December 23, 2003
    Assignee: Rutgers, The State University of New Jersey
    Inventors: Edmond J. La Voie, Jung Sun Kim, Leroy Fong Liu
  • Publication number: 20030199497
    Abstract: The invention concerns compounds of general formula (I) wherein: 1
    Type: Application
    Filed: April 24, 2003
    Publication date: October 23, 2003
    Inventors: Martial Ruat, Robert Dodd, Helene Veronique Faure, Philippe Marcel Dauban, Albane Kessler, Pierre Jean-Paul Potier
  • Publication number: 20030192138
    Abstract: This relates to a dye represented by Formulae II and IIA below: 1
    Type: Application
    Filed: February 8, 2002
    Publication date: October 16, 2003
    Applicant: Eastman Kodak Company
    Inventors: Margaret J. Helber, Douglas M. Willis, John DiCillo
  • Publication number: 20030186972
    Abstract: Novel compounds of formula I: 1
    Type: Application
    Filed: September 9, 2002
    Publication date: October 2, 2003
    Applicant: Millennium Pharmaceuticals, Inc.
    Inventors: Charles K. Marlowe, Wenhao Li, Ting Su, Robert M. Scarborough
  • Publication number: 20030158182
    Abstract: This invention provides a progesterone receptor antagonist of formula 1 having the structure 1
    Type: Application
    Filed: January 15, 2003
    Publication date: August 21, 2003
    Applicant: Wyeth
    Inventors: Mark A. Collins, Valerie A. Mackner, Jay E. Wrobel, Lin Zhi, Todd K. Jones, James P. Edwards, Christopher M. Tegley
  • Publication number: 20030119785
    Abstract: The present invention relates to compounds of the formula I,
    Type: Application
    Filed: November 19, 2002
    Publication date: June 26, 2003
    Applicant: Hoechst Aktiengesellschaft and Genentech Inc.
    Inventors: Volkmar Wehner, Hans Ulrich Stilz, Anuschirwan Peyman, Karlheinz Scheunemann, Jean-Marie Ruxer, Denis Carniato, Jean-Michel Lefrancois, Thomas Richard Gadek, Robert McDowell
  • Patent number: 6531469
    Abstract: The invention concerns novel substituted N-benzo(thia/oxa)zines-2-yl-1-arylalkyloxyalkyl-4-piperidinamine, their preparation and their therapeutic use. The invention concerns compounds of formula (1) wherein: X represents an oxygen or sulphur atom; Y represents either an alkylene radical, branched or not and containing 2 to 6 carbon atoms or a CH2—CH(OH)—CH2— radical.
    Type: Grant
    Filed: July 20, 2001
    Date of Patent: March 11, 2003
    Assignee: Pierre Fabre Medicament
    Inventors: Jean-Pierre Rieu, Jean-François Patoiseau, Gareth John, Bruno Legrand, Yvan Verscheure
  • Publication number: 20020094983
    Abstract: This invention provides compounds which are agonists and antagonists of the progesterone receptor having the general structure: 1
    Type: Application
    Filed: December 17, 2001
    Publication date: July 18, 2002
    Inventors: Puwen Zhang, Andrew Fensome, Eugene A. Terefenko, Jay E. Wrobel, James P. Edwards, Todd K. Jones, Christopher M. Tegley, Lin Zhi
  • Publication number: 20020068735
    Abstract: This invention provides a progesterone receptor antagonist of formula 1 having the structure 1
    Type: Application
    Filed: January 9, 2002
    Publication date: June 6, 2002
    Applicant: American Home Products Corporation
    Inventors: Mark A. Collins, Valerie A. Mackner, Jay E. Wrobel, Lin Zhi, Todd K. Jones, James P. Edwards, Christopher M. Tegley
  • Patent number: 6348460
    Abstract: A 1,2,3-thiadiazole derivative represented by general formula (I): [wherein R1 is hydrogen atom, halogen atom, (C1-C6) alkyl, phenyl, etc., R2 is the following group (A) or group (B): (wherein R3 is halogen atom, cyano, etc., R4 is hydrogen atom, halogen atom, cyano, etc., X and Y, same or different, are oxygen atom or sulfur atom, n is 0-3, R5 is hydrogen atom, (C1-C20) alkyl, etc., R6 is (C1-C20) alkyl, (C2-C20) alkenyl, etc., and m is 0-2)]; a plant disease controller containing said compound as active ingredient; and a method for using said controller.
    Type: Grant
    Filed: November 10, 1999
    Date of Patent: February 19, 2002
    Assignee: Nihon Nohyaku Co., Ltd.
    Inventors: Kenji Tsubata, Takashi Shimaoka, Tateki Nishida, Kazuhiro Takagi, Koji Baba, Sohkichi Tajima
  • Patent number: 6331627
    Abstract: The present invention relates to novel antiobesity and hypocholesterolemic compounds, their derivatives, their analogs, their tautomeric forms, their stereoisomers, their polymorphs, their pharmaceutically acceptable salts, their pharmaceutically acceptable solvates and pharmaceutically acceptable compositions containing them. More particularly, the present invention relates to novel &bgr;-aryl-&agr;-oxysubstituted alkylcarboxylic acids of the general formula (I), their derivatives, their analogs, their tautomeric forms, their stereo-somers, their polymorphs, their pharmaceutically acceptable salts, their pharmaceutically acceptable solvates and pharmaceutically acceptable compositions containing them.
    Type: Grant
    Filed: July 5, 2000
    Date of Patent: December 18, 2001
    Assignee: Reddy's Laboratories Ltd.
    Inventors: Vidya Bhushan Lohray, Braj Bhushan Lohray, Rao Bheema Paraselli, Rajagopalan Ramanujam, Ranjan Chakrabarti
  • Publication number: 20010044436
    Abstract: New bicyclic based compounds, compositions and methods of inhibiting the activity of glycogen synthase kinase (GSK3) in vitro and of treatment of GSK3 mediated disorders in vivo are provided. The methods, compounds and compositions of the invention may be employed alone, or in combination with other pharmacologically active agents in the treatment of disorders mediated by GSK3 activity, such as in the treatment of diabetes, Alzheimer's disease and other neurodegenerative disorders, obesity, atherosclerotic cardiovascular disease, essential hypertension, polycystic ovary syndrome, syndrome X, ischemia, traumatic brain injury, bipolar disorder, immunodeficiency or cancer.
    Type: Application
    Filed: December 15, 2000
    Publication date: November 22, 2001
    Inventors: John M. Nuss, Xiaohui A. Zhou
  • Patent number: 6313113
    Abstract: The present invention relates to novel antidiabetic compounds, their tautomeric forms, their derivatives, their analogues, their stereoisomers, their polymorphs, their pharmaceutically acceptable salts, their pharmaceutically acceptable solvates and pharmaceutically acceptable compositions containing them.
    Type: Grant
    Filed: December 2, 1997
    Date of Patent: November 6, 2001
    Assignees: Reddy-Cheminor, Inc., Dr. Reddy's research foundation
    Inventors: Vidya Bhushan Lohray, Braj Bhushan Lohray, Rao Bheema Paraselli, Rajagopalan Ramanujam, Ranjan Chakrabarti
  • Patent number: 6303542
    Abstract: This invention relates to 3-substituted-phenyl-1,2,3-benzotriazin-4-ones which have activity as herbicides, to compositions which contain these compounds and to methods of use of these compounds.
    Type: Grant
    Filed: August 18, 2000
    Date of Patent: October 16, 2001
    Assignee: Rohm and Haas Company
    Inventors: Bin Li, Adam Chi-Tung Hsu
  • Publication number: 20010027198
    Abstract: The present invention relates to novel antiobesity and hypocholesterolemic compounds, their derivatives, their analogs, their tautomeric forms, their stereoisomers, their polymorphs, their pharmaceutically acceptable salts, their pharmaceutically acceptable solvates and pharmaceutically acceptable compositions containing them. More particularly, the present invention relates to novel &bgr;-aryl-&agr;-oxysubstituted alkylcarboxylic acids of the general formula (1), their derivatives, their analogs, their tautomeric forms, their stereosomers, their polymorphs, their pharmaceutically acceptable salts, their pharmaceutically acceptable solvates and pharmaceutically acceptable compositions containing them.
    Type: Application
    Filed: March 27, 2001
    Publication date: October 4, 2001
    Applicant: DR. REDDY'S RESEARCH FOUNDATION & REDDY-CHEMINOR INC.
    Inventors: Vidya Bhushan Lohray, Braj Brushan Lohray, Rao Bheema Paraselli, Rajagopalan Ramanujam, Ranjan Chakrabarti
  • Patent number: 6288225
    Abstract: Compounds of formula I are antagonists of Substance P and have activity against CNS and gastrointestinal disorders.
    Type: Grant
    Filed: June 28, 2000
    Date of Patent: September 11, 2001
    Assignee: Pfizer INC
    Inventors: Hiroaki Wakabayashi, Masaya Ikunaka
  • Publication number: 20010011087
    Abstract: Vitronectin receptor antagonists, their preparation and their use The present invention relates to compounds of the formula 1,
    Type: Application
    Filed: February 8, 2001
    Publication date: August 2, 2001
    Inventors: Volkmar Wehner, Hans Ulrich Stilz, Anuschirwan Peyman, Karlheinz Scheunemann, Jean-Marie Ruxer, Denis Carniato, Jean-Michel Lefrancois, Thomas Richard Gadek, Robert McDowell
  • Patent number: 6130214
    Abstract: The present invention relates to novel antiobesity and hypocholesterolemic compounds, their derivatives, their analogs, their tautomeric forms, their stereoisomers, their polymorphs, their pharmaceutically acceptable salts, their pharmaceutically acceptable solvates and pharmaceutically acceptable compositions containing them. More particularly, the present invention relates to novel .beta.-aryl-.alpha.-oxysubstituted alkylcarboxylic acids of the general formula (I), their derivatives, their analogs, their tautomeric forms, their stereoisomers, their polymorphs, their pharmaceutically acceptable salts, their pharmaceutically acceptable solvates and pharmaceutically acceptable compositions containing them.
    Type: Grant
    Filed: October 26, 1998
    Date of Patent: October 10, 2000
    Assignees: Dr. Reddy's Research Foundation, Reddy-Cheminor, Inc.
    Inventors: Vidya Bhushan Lohray, Braj Bhushan Lohray, Rao Bheema Paraselli, Rajagopalan Ramanujam, Ranjan Chakrabarti
  • Patent number: 6107293
    Abstract: Compounds of formula (I) wherein X is --CH.sub.2 --, --CO-- or direct linkage, Y is --O--, --S-- or --NH--, R.sub.1 is phenyl, R.sub.2 .dbd.H or phenyl and R.sub.3 is H or --CH.sup.3 -- and their pharmaceutically acceptable salts have tachykinin antagonist activity and are useful as pharmaceuticals e.g. for the treatment of pain and migraine.
    Type: Grant
    Filed: July 14, 1999
    Date of Patent: August 22, 2000
    Assignee: Novaris AG
    Inventors: Christopher Simon John Walpole, Mahavir Prashad, Denis Har
  • Patent number: 6069114
    Abstract: Compounds of the formula (I) and their salts ##STR1## in which R.sup.1 to R.sup.6, Y.sup.1, to Y.sup.2, Y.sup.3, m and n are as defined in claim 1 are suitable as herbicides and plant growth regulators. They can be prepared analogously to known processes using intermediates of the formula (V) (cf. claim 6).
    Type: Grant
    Filed: February 25, 1997
    Date of Patent: May 30, 2000
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Klaus Lorenz, Klemens Minn, Lothar Willms, Klaus Bauer, Hermann Bieringer, Christopher Rosinger
  • Patent number: 6046211
    Abstract: The current invention discloses useful pharmaceutical compositions containing amidino derivative useful as nitric oxide synthase inhibitors.
    Type: Grant
    Filed: May 6, 1998
    Date of Patent: April 4, 2000
    Assignee: G.D. Searle & Co.
    Inventors: Donald W. Hansen, Jr., Mark G. Currie, E. Ann Hallinan, Kam F. Fok, Timothy J. Hagen, Arija A. Bergmanis, Steven W. Kramer, Len F. Lee, Suzanne Metz, William M. Moore, Karen B. Peterson, Barnett S. Pitzele, Dale P. Spangler, R. Keith Webber, Mihaly V. Toth, Mahima Trivedi, Foe S. Tjoeng
  • Patent number: 6030973
    Abstract: The present invention relates to novel antidiabetic compounds, their tautomeric forms, their derivatives, their analogues, their stereoisomers, their polymorphs, their pharmaceutically acceptable salts, their pharmaceutically acceptable solvates and pharmaceutically acceptable compositions containing them. This invention particularly relates to novel azolidinediones of the general formula (I), their analogues, their derivatives, their tautomeric forms, their stereoisomers, their polymorphs, their pharmaceutically acceptable salts, pharmaceutically acceptable solvates and pharmaceutical compositions containing them.
    Type: Grant
    Filed: August 17, 1998
    Date of Patent: February 29, 2000
    Assignees: Dr. Reddy's Research Foundation, Reddy-Cheminor, Inc.
    Inventors: Vidya Bhushan Lohray, Braj Bhushan Lohray, Rao Bheema Paraselli, Rajagopalan Ramanujam, Ranjan Chakrabarti
  • Patent number: 6011150
    Abstract: There is disclosed an azetidinone compound of the formula [I]: ##STR1## wherein Ring B is a benzene ring which may have substituent(s), R.sup.1 is a hydroxy-substituted lower alkyl group which may have substituent(s), X is oxygen atom and the like, Y is oxygen atom and the like, and Z is a methylene group which may have substituent(s), which is useful as a synthetic intermediate of the 1.beta.-methylcarbapenem-type antibacterial agent.
    Type: Grant
    Filed: May 15, 1995
    Date of Patent: January 4, 2000
    Assignee: Tanabe Seiyaku Co., Ltd.
    Inventors: Tameo Iwasaki, Kazuhiko Kondo
  • Patent number: 6011032
    Abstract: Substituted N-heterocyclyl-1-aryloxyalkyl-4-piperldineamines of formula (I) ##STR1## wherein each of R.sub.1 to R.sub.4, which are the same or different, is hydrogen, optionally branched C.sub.1-4 alkyl, optionally branched C.sub.1-4 alkyloxy, halo, nitro, hydroxy, or trifluoromethyl or trifluoromethoxyl; R.sub.5 is hydrogen, optionally branched C.sub.1-6 alkyl, optionally branched C.sub.7-12 phenylalkyl optionally substituted on the phenyl by one or more radicals having the same definition as R.sub.1 ; W and X are oxygen or sulphur; Y is C.sub.2-6 polymethylene or --CH.sub.2 --CH(OH)--CH.sub.2 --; and n is 0 or 1; and pure R or S isomers of said compounds, where applicable, as well as mixtures thereof, as well as therapeutically-acceptable organic or inorganic salts and hydrates of the compounds and a method for preparing the compounds and their use as drugs are all disclosed.
    Type: Grant
    Filed: January 26, 1998
    Date of Patent: January 4, 2000
    Assignee: Pierre Fabre Medicament
    Inventors: Jean-Pierre Rieu, Jean-Fran.cedilla.ois Patoiseau, Gareth W. John, Bruno Legrand, Jean-Pierre Valentin
  • Patent number: 5990145
    Abstract: The present invention relates to compounds of the formula I,A--B--D--E--F--G (I)in which A, B, D, E, F and G have the meanings given in the patent claims, to their preparation and to their use as medicaments. The compounds of the invention are used as vitronectin receptor antagonists and as inhibitors of bone resorption.
    Type: Grant
    Filed: December 22, 1997
    Date of Patent: November 23, 1999
    Assignees: Hoechst Aktiengesellschaft, Genentech, Inc.
    Inventors: Volkmar Wehner, Hans Ulrich Stilz, Anuschirwan Peyman, Karlheinz Scheunemann, Jean-Marie Ruxer, Denis Carniato, Jean-Michel Lefrancois, Thomas Richard Gadek, Robert McDowell
  • Patent number: 5981436
    Abstract: The invention relates to new substituted diazacyclohexanedi(thi)ones of the general formula (I) ##STR1## in which Q.sup.1, Q.sup.2, R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6 and R.sup.7 have the meanings given in the description,a process for their preparation, new intermediate products and their use as herbicides.
    Type: Grant
    Filed: April 29, 1998
    Date of Patent: November 9, 1999
    Assignee: Bayer Aktiengesellschaft
    Inventors: Mark-Wilhelm Drewes, Roland Andree, Otto Schallner, Hans-Joachim Santel, Markus Dollinger
  • Patent number: 5831091
    Abstract: An N-?2-(1-hydroxyethyl)-3-oxopropyl!amine compound of the formula ?III!: ##STR1## wherein Ring B represents a benzene ring which may be substituted; W represents oxygen atom or sulfur atom; Y represents oxygen atom, sulfur atom or N R.sup.0, R.sup.0 represents hydrogen atom or a substituent; Z represents a substituted methylene group which contains at least one chiral center; R.sup.5 represents an aralkyloxycarbonyl group or an alkoxycarbonyl group; R.sup.6 represents hydrogen atom, an aralkyl group, an acyloxy group, a tri-substituted silyloxy group or an alkoxy group; or both of R.sup.5 and R.sup.6 bond at their termini and combine with the adjacent nitrogen atom to form phthalimido group, and a process thereof are disclosed. Said compound ?III! is useful as a starting compound of .beta.-lactam antibacterial agents.
    Type: Grant
    Filed: November 5, 1996
    Date of Patent: November 3, 1998
    Assignee: Tanabe Seiyaku Co., Ltd.
    Inventors: Hiroshi Ohmizu, Masahiko Seki
  • Patent number: 5773437
    Abstract: The present invention relates to alkylenediamine derivatives which relieve urinating contraction and therefore are of value as active ingredients of therapeutic agents for treating dysuria.
    Type: Grant
    Filed: September 30, 1996
    Date of Patent: June 30, 1998
    Assignee: Nippon Chemiphar Co., Ltd.
    Inventors: Mitsuo Masaki, Norihisa Miyake, Atsushi Tendo, Michiko Ishida, Haruhiko Shinozaki, Yutaka Nomura, Yasunori Goto
  • Patent number: 5703234
    Abstract: Novel process for preparing azetidinone compound of the formula ?III!: ##STR1## wherein R.sup.1 is H or lower alkyl, R.sup.2 and R.sup.3 combine together with the adjacent nitrogen to form heterocyclic group, and R.sup.4 is protected or unprotected hydroxy-substituted lower alkyl, which comprises reacting an alkanamide compound of the formula ?I!: ##STR2## wherein R.sup.1, R.sup.2 and R.sup.3 are the same as defined above, with a compound of the formula ?II!: ##STR3## wherein L.sup.1 is a leaving group and R.sup.4 is the same as defined above, in the presence of a base, said compound ?Ill! being useful as synthetic intermediate for 1-methylcarbapenem derivative having excellent antibacterial activity.
    Type: Grant
    Filed: June 5, 1995
    Date of Patent: December 30, 1997
    Assignee: Tanabe Seiyaku Co., Ltd.
    Inventors: Tameo Iwasaki, Kazuhiko Kondo, Hiroshi Ohmizu
  • Patent number: 5698553
    Abstract: A benzylpiperidine compound of formula I ##STR1## in which R.sup.1 is H, Hal or nitro,R.sup.2 is a benzyl group, which is unsubstituted or substituted by Hal on the aromatic portion, in the 2-, 3- or 4-position of the piperidine ring, with the proviso that R.sup.2 is not in the 4-position if X is --CO--, Y and Z are --CH.sub.2 and R.sup.1 is H,R.sup.3 is H or A,X is --O--, --S--, --NH--, --CO-- or --SO.sub.2 --,Y is --CH.sub.2 --, --NH--, --O--, --S--, --NH-- or alternatively --CO-- if X is --CO-- and Z is --NH-- or --NA--,Z is --CH.sub.2 --, --C(A).sub.2-, --CH.sub.2 CH.sub.2 --, --CH.dbd.CH--, --CO--, --NH--, --NA--, --O--, --S-- or a bond,wherein X--Y or Y--Z is not --O--, --S--S--, --NH--O--, --O--NH--, --NH--NH--, --O--S-- or --S--O,A is alkyl having 1-6 C atoms,B is O or both H and OH, i.e.
    Type: Grant
    Filed: October 30, 1995
    Date of Patent: December 16, 1997
    Assignee: Merck Patent Gesellschaft Mit Beschrankter Haftung
    Inventors: Helmut Prucher, Rudolf Gottschlich, Joachim Leibrock, Harry Schwartz
  • Patent number: 5652237
    Abstract: This invention concerns certain 2-substituted-3,1-benzoxazin-4-ones and benzthiazinones as complement Clr protease inhibitors and antiinflammatory agents, pharmaceutical compositions containing them, methods of using them, and processes for their preparation.
    Type: Grant
    Filed: August 10, 1995
    Date of Patent: July 29, 1997
    Assignee: Warner-Lambert Company
    Inventors: Corinne Elizabeth Augelli-Szafran, Bradley William Caprathe, John Lodge Gilmore, Sheryl Jeanne Hays, Juan Carlos Jaen, Jan Ruth Penvose-Yi
  • Patent number: 5633371
    Abstract: Catechol derivatives of the formula ##STR1## wherein Ra, Rb and Rc have the significance given herein, the ester and ether derivatives thereof which are hydrolyzable under physiological conditions and the pharmaceutically acceptable salts thereof are described and possess valuable pharmacological properties. In particular, they inhibit the enzyme catechol-O-methyltransferase (COMT), a soluble, magnesium-dependent enzyme which catalyses the transference of the methyl group of S-adenosylmethionine to a catechol substrate, whereby the corresponding methyl ethers are formed. Suitable substrates which can be O-methylated by COMT and which can thus be deactivated are, for example, extraneuronal catecholamines and exogeneously-administered therapeutically active substances having a catechol structure.Formula Ia above embraces not only compounds which form part of the invention, but also known compounds: the compounds which form part of the invention can be prepared according to known methods.
    Type: Grant
    Filed: September 15, 1995
    Date of Patent: May 27, 1997
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Karl Bernauer, Janos Borgulya, Hans Bruderer, Mos e Da Prada, Gerhard Z urcher
  • Patent number: 5589489
    Abstract: Compounds of formula I ##STR1## wherein Q.sup.1, Q.sup.2, Q.sup.3, and Q.sup.4 have any of the meanings given in the specification, their N-oxides, and their pharmaceutically acceptable salts are nonpeptide antagonists of neurokinin A and useful for the treatment of asthma, etc. Also disclosed are pharmaceutical compositions, processes for preparing the compounds of formula I and intermediates.
    Type: Grant
    Filed: December 12, 1994
    Date of Patent: December 31, 1996
    Assignee: Zeneca Limited
    Inventors: Ashokkumar B. Shenvi, Robert T. Jacobs, Scott C. Miller, Cyrus J. Ohnmacht, Jr., Chris A. Veale
  • Patent number: 5480882
    Abstract: Compounds of formula I ##STR1## wherein R represents hydrogen, C.sub.1 -C.sub.6 alkyl, C.sub.5 -C.sub.7 cycloalkyl, methylene-dioxy or phenyl, which may be substituted by one or two groups independently selected from hydroxy, halogen, nitro, C.sub.1 -C.sub.6 alkyl or C.sub.1 -C.sub.6 alkoxy; R.sub.1 and R.sub.2 independently represent hydrogen, COOR.sub.3, --CONR.sub.4 R.sub.5, ##STR2## --OCONR.sub.4 R.sub.5, --OCOR.sub.3, --NR.sub.4 R.sub.5, --OCOOR.sub.6, --NR.sub.3 COR.sub.7, --NR.sub.CONR.sub.4 R.sub.5, --N.dbd.CH--NR.sub.4 R.sub.5, NO.sub.2, CN, OH, SR.sub.3, wherein R.sub.3 is hydrogen or C.sub.1 -C.sub.6 alkyl, R.sub.4 and R.sub.5 independently are hydrogen or C.sub.1 -C.sub.6 alkyl, R.sub.6 is C.sub.1 -C.sub.6 alkyl, and R.sub.7 is hydrogen, C.sub.1 -C.sub.6 alkyl or C.sub.1 -C.sub.6 alkoxy, with the proviso that R.sub.1 and R.sub.2 cannot be hydrogen at the same time; X is oxygen or sulphur; Y represents a C.sub.2 -C.sub.6 alkylene chain or a C.sub.5 -C.sub.
    Type: Grant
    Filed: November 23, 1994
    Date of Patent: January 2, 1996
    Assignee: Italfarmaco S.p.A.
    Inventors: Alberto Sala, Roberto Barani, Francesca Benedini, Giorgio Bertolini, Giancarlo Dona, Gianni Gromo, Silvio Levi
  • Patent number: 5362706
    Abstract: Hydantoin for the control of weeds are disclosed.
    Type: Grant
    Filed: November 9, 1992
    Date of Patent: November 8, 1994
    Assignee: Sandoz Ltd.
    Inventors: Karl Seckinger, Fred Kuhnen
  • Patent number: 5350754
    Abstract: The invention concerns a heterocyclic cycloalkane of the formula I ##STR1## wherein Q is an optionally substituted 6-membered monocyclic or 10-membered bicyclic heterocyclic moiety containing one or two nitrogen atoms;A is (1-6C)alkylene, (3-6C)alkenylene, (3-6C)alkynylene or cyclo(3-6C)alkylene;X is oxy, thio, sulphinyl, sulphonyl or imino;Ar is phenylene which may optionally bear one or two substituents orAr is an optionally substituted 6-membered heterocyclene moiety containing up to three nitrogen atoms;R.sup.1 is hydrogen, (1-6C)alkyl, (3-6C)alkenyl, (3-6C)alkynyl, cyano-(1-4C)alkyl or (2-4C)alkanoyl, or optionally substituted benzoyl;and R.sup.2 and R.sup.3 together form a (3-6C)alkylene group which, together with the carbon atom to which R.sup.2 and R.sup.3 are attached, defines a ring having 4 to 7 ring atoms, and which ring may bear one or two substituents; or a pharmaceutically-acceptable salt thereof.The compounds of the invention are inhibitors of the enzyme 5-lipoxygenase.
    Type: Grant
    Filed: March 1, 1993
    Date of Patent: September 27, 1994
    Assignees: Zeneca Limited, ICI Pharma
    Inventors: Graham C. Crawley, Jean-Marc M. M. Girodeau
  • Patent number: 5321025
    Abstract: The invention concerns a bicyclic heterocyclic compound of the formula I ##STR1## wherein Q is an optionally substituted 10-membered bicyclic heterocyclic moiety containing 1 or 2 N's and a further O or S heteroatom;A.sup.1 is a direct link to X.sup.1 or (1-3C)alkylene;X.sup.1 is oxy, thio, sulphinyl, sulphonyl or imino;Ar is optionally substituted phenylene or pyridylene;R.sup.1 is (1-4C)alkyl, (3-4C)alkenyl or (3-4C)alkynyl; andR.sup.2 and R.sup.3 together form a group of the formula -A.sup.2 -X.sup.2 -A.sup.3 - which, together with the carbon atom to which A.sup.2 and A.sup.3 are attached, defines a ring having 5 to 7 ring atoms, wherein each of A.sup.2 and A.sup.3 is (1-3C)alkylene and X.sup.2 is oxy, thio, sulphinyl or sulphonyl;or a pharmaceutically-acceptable salt thereof.The compounds of the invention are inhibitors of the enzyme 5-lipoxygenase.
    Type: Grant
    Filed: March 1, 1993
    Date of Patent: June 14, 1994
    Assignees: Imperial Chemical Industries PLC, ICI Pharma
    Inventors: Pierre A. R. Bruneau, Graham C. Crawley
  • Patent number: 5288749
    Abstract: The present invention provides tertiary and secondary amine compounds of the formula ##STR1## and the pharmaceutically acceptable salts thereof which are antagonists for alpha-2 adrenoreceptors and which inhibit serotonin (5-hydroxytryptamine, 5-HT) uptake.
    Type: Grant
    Filed: December 20, 1991
    Date of Patent: February 22, 1994
    Assignee: Abbott Laboratories
    Inventors: Michael D. Meyer, John F. DeBernardis, Rajnandan Prasad, Kevin B. Sippy, Karin R. Tietje
  • Patent number: 5278316
    Abstract: Novel unnatural dipeptoids of .alpha.-substituted Trp-Phe derivatives useful as agents in the treatment of obesity, hypersecretion of gastric acid in the gut, gastrin-dependent tumors, or as antipsychotics are disclosed. Further the compounds are antianxiety agents, antiulcer agents, antidepressant agents, and are agents useful for preventing the withdrawal response produced by chronic treatment or use followed by chronic treatment followed by withdrawal from nicotine, diazepam, alcohol, cocaine, caffeine, or opiods. Also disclosed are pharmaceutical compositions and methods of treatment using the dipeptoids as well as processes for preparing them and novel intermediates useful in their preparation. An additional feature of the invention is the use of the subject compounds to prepare pharmaceutical and diagnostic compositions.
    Type: Grant
    Filed: December 19, 1990
    Date of Patent: January 11, 1994
    Assignee: Warner-Lambert Company
    Inventors: David C. Horwell, Martyn C. Pritchard, Reginald S. Richardson, Edward Roberts, Julian Aranda
  • Patent number: 5252598
    Abstract: The present invention relates to labdane-derivatives of the formula ##STR1## a process for their preparation and the use of these substances as medicaments, preferably as medicaments having a positive ionotropic effect, an effect of lowering intraocular pressure and lowing blood pressure.
    Type: Grant
    Filed: May 4, 1992
    Date of Patent: October 12, 1993
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Yatendra Khandelwal, Greta Moraes, Bansi Lal, Vijay A. Aroskar, Alihussein N. Dohadwalla, Richard H. Rupp
  • Patent number: 5221744
    Abstract: Arylaminocarbonyl compounds of the formula (I) ##STR1## wherein R.sub.2-6, X.sub.1, A and m are as defined in the disclosure, intermediates therefore, synthesis thereof, and the use of said compounds for the control of weeds are described.
    Type: Grant
    Filed: August 17, 1992
    Date of Patent: June 22, 1993
    Assignee: Sandoz Ltd.
    Inventors: Karl Seckinger, Karlheinz Milzner, Fred Kuhnen, Sasank S. Mohanty
  • Patent number: 5189034
    Abstract: Benzoxazinone and benzothiazinone derivatives of formula ##STR1## wherein R represents hydrogen, (C.sub.2-6)alkyl, (C.sub.5-7)cycloalkyl, phenyl, substituted phenyl; R.sub.1 and R.sub.2 independently represents hydrogen, halogen, (C.sub.1-4)alkyl, (C.sub.1-4)alkoxy or trifluoromethyl; X is oxygen or sulfur; Y is (C.sub.2-6)alkylene or (C.sub.5-7)cycloalkylene; and salts therewith of pharmaceutically acceptable acids. The compounds possess cardiovascular activity with high specificity for the coronary district.
    Type: Grant
    Filed: December 10, 1991
    Date of Patent: February 23, 1993
    Assignee: Italfarmaco S.P.A.
    Inventors: Sala Alberto, Francesca Benedini, Roberta Cereda, Piero Del Soldato
  • Patent number: 5171851
    Abstract: A benzoxazine or benzothiazine derivative of the formula (A), ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 are the same or different and represent a hydrogen atom or a C.sub.1-4 alkyl group; or R.sub.1 and R.sub.2 can be joined together along with the imidazole ring to form a benzimidazole; X and Y are the same or different and represent an oxygen or sulfur atom; or a pharmaceutically acceptable salt thereof, exhibits an excellent inotropic effect and can be used as a cardiac stimulant.
    Type: Grant
    Filed: March 25, 1991
    Date of Patent: December 15, 1992
    Assignee: Dong-A Pharm. Co., Ltd.
    Inventors: Moohi Y. Kim, Hyun T. Shin, Choon W. Lee, Joon W. Kim, Soon H. Kim, Youngmoon Choi, Moon H. Son
  • Patent number: 5126449
    Abstract: There are described compounds of the formula, ##STR1## where X is hydrogen, loweralkyl, loweralkoxy or halogen;R when present is hydrogen, loweralkyl or arylloweralkyl;R.sub.1 is hydrogen, loweralkyl or arylloweralkyl; andR.sub.2 when present is hydrogen or loweralkyl; which compounds are useful for alleviating various memory dysfunctions characterized by a decreased cholinergic function such Alzheimer's disease.
    Type: Grant
    Filed: November 5, 1991
    Date of Patent: June 30, 1992
    Assignee: Hoechst-Roussel Pharmaceuticals Inc.
    Inventors: Lawrence L. Martin, Joseph F. Payack, Helen H. Ong
  • Patent number: 5077401
    Abstract: Herbicidal benzo-fused cyclic compounds of the formula ##STR1## wherein Q is ##STR2## Y is O or S, W is ##STR3## T is O, S, --NH-- or ##STR4## and R.sup.4 may represent, together with T, chlorine,Z is O or S,X is hydrogen or halogen,n is 0 or 1 andR is C.sub.3-6 cycloalkyl, and optionally substituted 5-membered heterocyclic group or an optionally substituted 6-membered heteroaromatic group which contains one to three nitrogen atoms,and salts thereof.
    Type: Grant
    Filed: October 6, 1989
    Date of Patent: December 31, 1991
    Assignee: Nihon Tokushu Noyaku Seizo K.K.
    Inventors: Toyohiko Kume, Toshio Goto, Atsumi Kamochi, Akihiko Yanagi, Shigeki Yagi, Hiroshi Miyauchi, Katsuhiko Shibuya
  • Patent number: 5055579
    Abstract: Compounds of general formula I are disclosed ##STR1## wherein L denotes a hydrogen atom, an aryl radial or a substituent of the formula ##STR2## M denotes an alkylene radical or alkenylene radical or a 1,2-arylene radical,Q denotes a sulfur, selenium or oxygen atom, a dialkylmethylene group, an alken 1,2-ylene radical, a 1,2-phenylene radical or an N-R.sup.1 group,denotes an alkyl, aralkyl, aryloxyalkyl or alkoxyalkyl radical,R.sup.2 and R.sup.3 denote a hydrogen atom or a 4,6-bis-trichloromethyl-s-triazin-2-yl group, andn is 0 or 1.The compounds are suitable for use as photoinitiators in photosensitive systems that are induced to reaction by free radicals or acid cations. The compounds are characterized by high sensitivity in the visible spectral region.
    Type: Grant
    Filed: March 1, 1989
    Date of Patent: October 8, 1991
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Georg Pawlowski, Heidrun Lutz
  • Patent number: 4939140
    Abstract: A heterocyclic oxophthalazinyl acetic acid having aldose reductast inhibitory activity of the formula ##STR1## wherein X is oxygen or sulfur; Z is a covalent bond, O, S, NH or CH.sub.2 or CHR.sub.5 Z is vinyl; R.sub.1 is hydroxy, or a prodrug group; R.sub.2 is a heterocyclic group, R.sub.3 and R.sub.4 are hydrogen or the same or a different substituent, and R.sub.5 is hydrogen, methyl or trifluoromethyl. The pharmaceutically acceptable acid addition salts of the above compounds wherein R.sub.1 is di(C.sub.1 -C.sub.4)alkylamino or (C.sub.1 -C.sub.4)alkoxy substituted by N-morpholino or di(C.sub.1 -C.sub.4)alkylamino and the pharmaceutically active base addition salts of the above compounds wherein R.sub.1 is hydroxy are also aldose reductase inhibitors.
    Type: Grant
    Filed: October 27, 1988
    Date of Patent: July 3, 1990
    Assignee: Pfizer Inc.
    Inventors: Eric R. Larson, Banavara L. Mylari
  • Patent number: 4908453
    Abstract: Reagents useful in the preparation of 5'-biotinylated oligonucleotides are disclosed.
    Type: Grant
    Filed: January 23, 1989
    Date of Patent: March 13, 1990
    Assignee: E. I. Du Pont De Nemours and Company
    Inventor: Anthony J. Cocuzza
  • Patent number: 4833137
    Abstract: The invention provides benzothiazinone derivatives of formula ##STR1## wherein R.sub.1 represents a nitrogen-containing heteroaromatic group or a phenyl group substituted by 1 or 2 substituents selected from halogen atoms, alkyl, haloalkyl and alkoxy groups; a process for the preparation of such compounds; compositions containing them and a method of combating plant pathogenic fungi using such compositions or compounds.
    Type: Grant
    Filed: May 13, 1987
    Date of Patent: May 23, 1989
    Assignee: Shell Internationale Research Maatschappij B.V.
    Inventors: Terence Gilkerson, David C. Jennens, Mandy E. Coombs
  • Patent number: 4820842
    Abstract: The present invention provides a process for preparing a 5-cyano-2-substituted-1,4-dihydropyridine compound having cardiovascular activity.
    Type: Grant
    Filed: September 11, 1987
    Date of Patent: April 11, 1989
    Assignee: Warner-Lambert Company
    Inventors: Kevin R. Anderson, Ila Sircar