The Hetero Ring Contains Chalcogen Patents (Class 540/544)
  • Patent number: 5545655
    Abstract: This invention relates to novel imidazole and triazole substituted oxathiolane compounds and compositions containing said compounds having fungicidal and plant growth regulant activity and methods for preparing same.
    Type: Grant
    Filed: November 23, 1994
    Date of Patent: August 13, 1996
    Assignees: Uniroyal Chemical Company, Inc., Uniroyal Chemical Ltd./Ltee
    Inventors: Barry T. Friedlander, Robert A. Davis, Allen R. Blem, David L. Walker
  • Patent number: 5532232
    Abstract: Compounds of the formula ##STR1## wherein L, M, R, T and X are set forth in the description, as well as hydrates or solvates thereof, which inhibit thrombin-induced platelet aggregation and clotting of fibrinogen in plasma, are described. The compounds of formula I are prepared by amidination or, depending on whether L is NH or O, by amide formation or esterification.
    Type: Grant
    Filed: November 22, 1994
    Date of Patent: July 2, 1996
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Jean Ackermann, David Banner, Klaus Gubernator, Paul Hadvary, Kurt Hilpert, Klaus Muller, Ludvik Labler, Gerard Schmid, Thomas B. Tschopp, Hans P. Wessel, Beat Wirz
  • Patent number: 5492925
    Abstract: There are provided thienyl- and furylpyrrole compounds of formula I ##STR1## and their use for the control of insects and acarina. Further provided are compositions and methods comprising those compounds for the protection of plants from attack by insects and acarina.
    Type: Grant
    Filed: August 31, 1993
    Date of Patent: February 20, 1996
    Assignee: American Cyanamid Company
    Inventors: Roger W. Addor, Joseph A. Furch, III, Laurelee A. Duncan, Jack K. Siddens, deceased
  • Patent number: 5457094
    Abstract: Compounds of formula I ##STR1## wherein R, R.sub.1, R.sub.2 and q are as defined in the description, have valuable pharmacological properties and are especially effective as calcium metabolism regulators. They are prepared in a manner known per se.
    Type: Grant
    Filed: February 7, 1995
    Date of Patent: October 10, 1995
    Assignee: Ciba-Geigy Corporation
    Inventor: Knut A. Jaeggi
  • Patent number: 5453423
    Abstract: Compounds of the formula ##STR1## wherein A, Y, X, B and D are described in the specification are disclosed. The compounds possess activity in treating asthma and other pathologies of the respiratory tract.
    Type: Grant
    Filed: September 27, 1993
    Date of Patent: September 26, 1995
    Assignee: Boehringer Mannheim Italia S.p.A.
    Inventors: Giorgio Long, Carmelo A. Gandolfi, Gianpiero De Cillis, Roberto Di Domenico, Antonella Rozzi, Licia Gallico
  • Patent number: 5447926
    Abstract: A quinolone carboxylic acid derivative having the following formula (1), ##STR1## wherein R.sup.1 is a hydrogen atom, an alkyl group, an aralkyl group, an ester residual group which can be hydrolyzed in living bodies, R.sup.2 is a hydrogen atom or an amino group which may be substituted by one or two lower alkyl groups, X is a hydrogen atom or a halogen atom, Y is CH.sub.2, O, S, SO, SO.sub.2, or N--R.sup.3, wherein R.sup.3 is a hydrogen atom or a lower alkyl group, and Z is an oxygen atom or two hydrogen atoms; or a salt thereof; and an antimicrobial agent comprising the same. The compound exhibits a superior antimicrobial activity, especially against gram positive microorganisms, and is thus useful for the treatments and prevention of various infectious diseases in clinics.
    Type: Grant
    Filed: September 16, 1994
    Date of Patent: September 5, 1995
    Assignee: SS Pharmaceutical Co., Ltd.
    Inventors: Fujiko Konno, Akihiro Shibata, Hideaki Matsuda, Takemitsu Asaoka, Ryuichi Kawahara, Naokata Taido, Tasdayuki Kuraishi, Sunao Takeda
  • Patent number: 5434149
    Abstract: The present invention relates to thiadiazinones of the formula I ##STR1## having a phosphodiesterase-inhibiting action and which are suitable for combating cardiovascular and asthmatic disorders.
    Type: Grant
    Filed: March 31, 1994
    Date of Patent: July 18, 1995
    Assignee: Merck Patent Gesellschaft mit beschrankter Haftung
    Inventors: Rochus Jonas, Michael Klockow, Hans-Jochen Schliep, Michael Wolf
  • Patent number: 5413998
    Abstract: Compounds characterized generally as benzo-fused thiazopinyl-terminated alkylamino ethynyl alanine amino diol derivatives are useful as renin inhibitors for the treatment of hypertension. Compounds of particular interest are those of Formula I ##STR1## wherein A is selected from CO and SO.sub.2 ; wherein X is selected from oxygen atom and methylene; wherein B is a benzo-fused thiazopinyl group; wherein R.sub.1 is selected from hydrido, methyl, ethyl, isopropyl and n-propyl; wherein R.sub.2 is phenylmethyl; wherein each of R.sub.3 and R.sub.5 is hydrido; wherein R.sub.4 is selected from ##STR2## wherein V is selected from hydrido and methyl; wherein R.sub.6 is cyclohexylmethyl; wherein R.sub.7 is selected from isobutyl, cyclopropyl and cyclopropylmethyl; wherein q is a number selected from zero through three, inclusive; and wherein n is a number selected from zero through three, inclusive; or a pharmaceutically-acceptable salt thereof.
    Type: Grant
    Filed: February 22, 1994
    Date of Patent: May 9, 1995
    Assignee: G. D. Searle & Co.
    Inventors: Gunnar J. Hanson, Robert E. Manning
  • Patent number: 5411953
    Abstract: Compounds characterized generally as oxazopinyl-terminated alkylamino ethynyl alanine amino diol derivatives are useful as renin inhibitors for the treatment of hypertension. Compounds of particular interest are those of Formula I ##STR1## wherein A is selected from CO and SO.sub.2 ; wherein X is selected from oxygen atom and methylene; wherein B is an oxazopinyl group; wherein R.sub.1 is selected from hydrido, methyl, ethyl, isopropyl and n-propyl; wherein R.sub.2 is phenylmethyl; wherein each of R.sub.3 and R.sub.5 is hydrido; wherein R.sub.4 is selected from--(CH.sub.2).sub.q --C.tbd.C-Vwherein V is selected from hydrido and methyl; wherein R.sub.6 is cyclohexylmethyl; wherein R.sub.7 is selected from isobutyl, cyclopropyl and cyclopropylmethyl; wherein q is a number selected from zero through three, inclusive; and wherein n is a number selected from zero through three, inclusive; or a pharmaceutically-acceptable salt thereof.
    Type: Grant
    Filed: December 16, 1993
    Date of Patent: May 2, 1995
    Assignee: G. D. Searle & Co.
    Inventors: Gunnar J. Hanson, Robert E. Manning
  • Patent number: 5409922
    Abstract: Compounds characterized generally as thiazopinyl-terminated alkylamino ethynyl alanine amino diol derivatives are useful as renin inhibitors for the treatment of hypertension. Compounds of particular interest are those of Formula I ##STR1## wherein A is selected from CO and SO.sub.2 ; wherein X is selected from oxygen atom and methylene; wherein B is a thiazopinyl group; wherein R.sub.1 is selected from hydrido, methyl, ethyl, isopropyl and n-propyl; wherein R.sub.2 is phenylmethyl; wherein each of R.sub.3 and R.sub.5 is hydrido; wherein R.sub.4 is selected from--(CH.sub.2).sub.q --C.tbd.C--Vwherein V is selected from hydrido and methyl; wherein R.sub.6 is cyclohexylmethyl; wherein R.sub.7 is selected from isobutyl, cyclopropyl and cyclopropylmethyl; wherein q is a number selected from zero through three, inclusive; and wherein n is a number selected from zero through three, inclusive; or a pharmaceutically-acceptable salt thereof.
    Type: Grant
    Filed: December 16, 1993
    Date of Patent: April 25, 1995
    Assignee: G. D. Searle & Co.
    Inventors: Gunnar J. Hanson, Robert E. Manning
  • Patent number: 5410046
    Abstract: Synthetic intermediates of 1-arylethyl-3-substituted piperidines.
    Type: Grant
    Filed: May 11, 1993
    Date of Patent: April 25, 1995
    Assignee: Pfizer Inc.
    Inventors: David Alker, Peter E. Cross, Robert M. Wallis
  • Patent number: 5395838
    Abstract: The invention relates to quinazoline derivatives, or pharmaceutically-acceptable salts thereof, which possess anti-tumour activity; to processes for their manufacture; and to pharmaceutical compositions containing them.The invention provides a quinazoline of the formula: ##STR1## wherein R.sup.1 is hydrogen or amino, or alkyl or alkoxy each of up to 6 carbon atoms; or R.sup.1 is substituted alkyl or alkoxy each of up to 3 carbon atoms;R.sup.2 is hydrogen, alkyl, alkenyl, alkynyl, hydroxyalkyl, halogenoalkyl or cyanoalkyl each of up to 6 carbon atoms;Ar is phenylene or heterocyclene;L is a group of the formula --CO.NH--, --NH.CO--, --CO.NR.sup.3 --, --NR.sup.3.CO--, --CH.dbd.CH--, --CH.sub.2 O--, --OCH.sub.2 --, --CH.sub.2 S--, --SCH.sub.2 --, --CO.CH.sub.2 --, --CH.sub.2.CO-- or --CO.O--, wherein R.sup.3 is alkyl of up to 6 carbon atoms; andY is aryl or heteroaryl or a hydrogenated derivative thereof; orY is a group of the formula --A--Y.sup.
    Type: Grant
    Filed: July 13, 1993
    Date of Patent: March 7, 1995
    Assignees: Imperial Chemical Industries PLC, National Research Development Corporation
    Inventors: Andrew J. Barker, Leslie R. Hughes, Peter R. Marsham, John Oldfield, Stephen J. Pegg
  • Patent number: 5393760
    Abstract: Compounds of the formula ##STR1## wherein L, M, R, T and X are set forth in the description, as well as hydrates or solvates thereof, which inhibit thrombin-induced platelet aggregation and clotting of fibrinogen in plasma, are described. The compounds of formula I are prepared by amidination or, depending on whether L is NH or O, by amide formation or esterification.
    Type: Grant
    Filed: June 15, 1993
    Date of Patent: February 28, 1995
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Jean Ackermann, David Banner, Klaus Gubernator, Paul Hadvary, Kurt Hilpert, Klaus Muller, Ludvik Labler, Gerard Schmid, Thomas B. Tschopp, Hans P. Wessel, Beat Wirz
  • Patent number: 5385900
    Abstract: A quinolone carboxylic acid derivative having the following formula (1), ##STR1## wherein R.sup.1 is a hydrogen atom, an alkyl group, an aralkyl group, an ester residual group which can be hydrolyzed in living bodies, R.sup.2 is a hydrogen atom or an amino group which may be substituted by one or two lower alkyl groups, X is a hydrogen atom or a halogen atom, Y is CH.sub.2, O, S, SO, SO.sub.2, or N--R.sup.3, wherein R.sup.3 is a hydrogen atom or a lower alkyl group, and Z is an oxygen atom or two hydrogen atoms; or a salt thereof; and an antimicrobial agent comprising the same. The compound exhibits a superior antimicrobial activity, especially against gram positive microorganisms, and is thus useful for the treatments and prevention of various infectious diseases in clinics.
    Type: Grant
    Filed: November 8, 1993
    Date of Patent: January 31, 1995
    Assignee: SS Pharmaceutical Co., Ltd.
    Inventors: Fujiko Konno, Akihiro Shibata, Hideaki Matsuda, Takemitsu Asaoka, Ryuichi Kawahara, Naokata Taido, Tadayuki Kuraishi, Sunao Takeda
  • Patent number: 5378700
    Abstract: Disclosed is a fused pyrimidine of the formula [I] ##STR1## wherein R.sup.1, R.sup.2, and R.sup.
    Type: Grant
    Filed: June 9, 1992
    Date of Patent: January 3, 1995
    Assignee: Teijin Limited
    Inventors: Yasuji Sakuma, Masaichi Hasegawa, Kenichiro Kataoka, Kenji Hoshina, Noboru Yamazaki, Takashi Kadota, Hisao Yamaguchi
  • Patent number: 5378839
    Abstract: There are provided 1-(substituted)thioalkylpyrrole compounds of formula I ##STR1## the use thereof for the control of insect, acarid and mollusk pests and methods and compositions for the protection of crops from the ravages of said pests.
    Type: Grant
    Filed: January 26, 1994
    Date of Patent: January 3, 1995
    Assignee: American Cyanamid Company
    Inventors: David G. Kuhn, Venkataraman Kameswaran
  • Patent number: 5364868
    Abstract: Amino-substituted benzoylguanidines, process for their preparation, their use as a medicament and medicament containing themBenzoylguanidines of the formula I ##STR1## are described in which R(1) or R(2) is an amino group --NR(3)R(4), where R(3) and R(4) are H or (cyclo)alkyl or R(3) is phenyl-(CH.sub.2).sub.p -- where p=0, 1, 2, 3 or 4, or phenyl, or R(3) and R(4) can also together be a methylene chain, and in which the other substituent R(1) or R(2) in each case is H, F, Cl, alkyl, alkoxy, CF.sub.3, C.sub.m F.sub.2m+1 --CH.sub.2 --, benzyl or phenoxy, and their pharmaceutically tolerable salts.The compounds according to the invention have very good antiarrhythmic properties, as occur, for example, in the case of oxygen deficiency symptoms.
    Type: Grant
    Filed: February 11, 1993
    Date of Patent: November 15, 1994
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Heinrich Englert, Dieter Mania, Hans-Jochen Lang, Wolfgang Scholz, Wolfgang Linz, Udo Albus
  • Patent number: 5336676
    Abstract: Compounds of formula (I) ##STR1## wherein R is an alkyl group; R.sub.1 is a cyano, carboxy, alkoxycarbonyl or hydroxylaminocarbonyl group; R.sub.2 is substituted or unsubstituted phenyl (C.sub.3 -C.sub.7)-cycloalkyl, .alpha.-, .beta.- or .gamma.-pyridyl or a benzoheteroxcyclic ring; R.sub.3 is carboxy or carboalkoxy; Y is a group of the formula --COOX; --NHCOA; --NCO; --COA; --CONHOR.sub.e ; --OCOA; A; --COCH.sub.2 COR.sub.f ; --NHCSA; --OCSA; (a); X is hydrogen, alkyl or succinimidyl group; A is a cyclic or acyclic amino group; and n is 1 or 2; having pharmacological characteristics which render them useful in the treatment of inflammatory conditions of the respiratory tract and asthmatic conditions.
    Type: Grant
    Filed: December 4, 1992
    Date of Patent: August 9, 1994
    Assignee: Boehringer Mannheim Italia S.p.A.
    Inventors: Carmelo A. Gandolfi, Giampiero De Cillis, Giorgio Long, Licia Gallico
  • Patent number: 5332822
    Abstract: Sulfonamide thrombin inhibitors are provided which have the structure ##STR1## including all stereoisomers thereof, wherein X is S or --CH.sub.2 --; m is 0, 1 or 2 when X is --S-- or m is 0 when X is --CH.sub.2 --; n is 1, 2 or 3; R.sup.1 and R.sup.2 are independently H, lower alkyl, cyclo-alkyl, aryl, heteroaryl or heteroarylalkyl, or R.sup.1 and R.sup.2 can be taken together with the N atom to which they are attached to form a 5- to 8-membered ring which may optionally contain an additional N, O or S atom in the ring; R.sup.3 is heteroaryl; and R.sup.4 is alkyl, cycloalkyl, aryl, heteroaryl, quinolinyl or tetrahydroquinolinyl, and pharmaceutically acceptable salts thereof.
    Type: Grant
    Filed: December 24, 1992
    Date of Patent: July 26, 1994
    Assignee: Bristol-Myers Squibb Company
    Inventor: Raj N. Misra
  • Patent number: 5326744
    Abstract: Glycol aldehyde and lactic acid derivatives and their sulfur analogs of the formula I ##STR1## where R.sup.1 to R.sup.3 have the meanings given in the specification, X is oxygen, sulfur or a single bond, and Y is a C.sub.2 -C.sub.4 -alkylene or C.sub.2 -C.sub.4 -alkenylene chain where in each case a methylene group may be substituted by an oxo group (.dbd.O), environmentally compatible salts of the compounds I, methods of preparing the compounds I, and their use as herbicides.
    Type: Grant
    Filed: December 21, 1992
    Date of Patent: July 5, 1994
    Assignee: BASF Aktiengesellschaft
    Inventors: Joachim Rheinheimer, Ernst Baumann, Uwe J. Vogelbacher, Thomas Saupe, Matthias Bratz, Norbert Meyer, Matthias Gerber, Karl-Otto Westphalen, Helmut Walter, Uwe Kardorff
  • Patent number: 5300640
    Abstract: A novel herbicidal pyrimidine derivative represented by the formula ##STR1## wherein each of R.sup.1, R.sup.2, R.sup.3, R.sup.4, Y.sup.1, Y.sup.2, Y.sup.3, X and Z are as defined herein.
    Type: Grant
    Filed: December 19, 1991
    Date of Patent: April 5, 1994
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Mitsumori Hiratsuka, Naonori Hirata, Kazuo Saito, Hideyuki Shibata
  • Patent number: 5292756
    Abstract: A series of non-peptide derivatives of the formula ##STR1## that are antagonists of the fibrinogen IIb/IIIa receptor and thus are platelet anti-aggregation compounds useful in the prevention and treatment of diseases caused by thrombus formation.
    Type: Grant
    Filed: March 25, 1992
    Date of Patent: March 8, 1994
    Assignee: Merck & Co., Inc.
    Inventors: Mark E. Duggan, Melissa S. Egbertson, Wasyl Halczenko, George D. Hartman
  • Patent number: 5254685
    Abstract: A tricyclic compound represented by the general formula (1) and salts thereof. ##STR1## A method for producing the tricyclic compound and salts thereof, and an antimicrobial agent containing the tricyclic compound and salts thereof as an active ingredient are also disclosed.
    Type: Grant
    Filed: August 7, 1991
    Date of Patent: October 19, 1993
    Assignees: Wakunaga Seiyaku Kabushiki Kaisha, Fujisawa Pharmaceutical Co., Ltd.
    Inventors: Masaharu Yokomoto, Akira Yazaki, Norihiro Hayashi, Shunso Hatono, Satoshi Inoue, Yasuhiro Kuramoto
  • Patent number: 5252567
    Abstract: This invention concerns compounds of the formula I: ##STR1## wherein R.sup.1 is (1-10C)alkyl, (3-8C)cycloalkyl, (3-8C)cycloalkyl-(1-4C)-alkyl, phenyl or phenyl(1-4C)alkyl, the phenyl moiety of the latter two optionally bearing one or more substituents; R.sup.2 is hydrogen, (1-4C)alkyl, amino or (1-4C)alkylamino; R.sup.6 is (1-4C)alkyl, amino or (1-4C)alkylamino; Q is a group of formula II, in which case R.sup.3 and R.sup.4 are independently hydrogen, (1-4C)alkyl, phenyl or benzyl the phenyl moiety of the latter two optionally bearing one or two substituents; R.sup.5 is hydrogen, (1-4C)alkyl or (2-4C)alkenyl; A and B are independently ethylene or trimethylene; Z is a direct bond between A and B, or an oxy, thio, carbonyl, methylene, ethylenedioxymethylene, ethylidene, or isopropylidene link, or Z is a group of the formula .dbd.N.
    Type: Grant
    Filed: December 18, 1990
    Date of Patent: October 12, 1993
    Assignee: Imperial Chemical Industries PLC
    Inventors: Stuart D. Mills, Rodney B. Hargreaves, Bernard J. McLoughlin
  • Patent number: 5240938
    Abstract: Substituted heterocycles attached through a methylene bridge to novel substituted phenyl derivatives of the Formula I are useful as angiotensin II antagonists.
    Type: Grant
    Filed: August 13, 1991
    Date of Patent: August 31, 1993
    Assignee: Merck & Co., Inc.
    Inventors: William J. Greenlee, Arthur A. Patchett, David Hangauer, Thomas F. Walsh, Kenneth J. Fitch, Ralph A. Rivero, Daljit S. Dhanoa
  • Patent number: 5240921
    Abstract: The invention relates to cyclic pyridine-2,4- and -2,5-dicarboxylic acid diamides of the formula I ##STR1## in which n and X have the meanings given. The compounds according to the invention inhibit proline hydroxylase and lysine hydroxylase and can accordingly be employed as fibrosuppressants and immunosuppressants.
    Type: Grant
    Filed: August 23, 1990
    Date of Patent: August 31, 1993
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Ekkehard Baader, Martin Bickel, Volkmar Gunzler-Pukall
  • Patent number: 5239070
    Abstract: There are provided alkyl esters of 5-heterocyclic-pyridine-2,3-dicarboxylic acids useful as intermediates for the preparation of highly effective 5-heterocyclic-2-(2-imidazolin-2-yl)pyridine herbicidal agents and methods for the preparation thereof.
    Type: Grant
    Filed: June 11, 1991
    Date of Patent: August 24, 1993
    Assignee: American Cyanamid Company
    Inventor: John M. Finn
  • Patent number: 5223502
    Abstract: Insecticidal 1,2,3,4-Tetrahydro-5-nitropyrimidine derivatives, and salts thereof, of the formula ##STR1##
    Type: Grant
    Filed: April 13, 1992
    Date of Patent: June 29, 1993
    Assignee: Bayer Aktiengesellschaft
    Inventors: Ernst R. Gesing, Benedikt Becker, Jurgen Hartwig, Wilhelm Stendel
  • Patent number: 5217706
    Abstract: Novel magnetic resonance imaging agents comprise complexes of paramagnetic ions with hydrazide derivatives of polyaminocarboxylic acid chelating agents. These novel imaging agents are characterized by excellent NMR image-contrasting properties and by high solubilities in physiological solutions.A novel method of performing an NMR diagnostic procedure involves administering to a warm-blooded animal an effective amount of a complex as described above and then exposing the warm-blooded animal to an NMR imaging procedure, thereby imaging at least a portion of the body of the warm-blooded animal.
    Type: Grant
    Filed: June 3, 1992
    Date of Patent: June 8, 1993
    Assignee: Mallinckrodt Medical, Inc.
    Inventors: Raghavan Rajagopalan, Rebecca A. Wallace, Muthunadar P. Periasamy
  • Patent number: 5217973
    Abstract: The present invention relates to the derivatives of formula: ##STR1## as well as to their addition salts and to their use in therapy, in particular for the treatment of cardiovascular diseases, especially for the treatment of hypertension, cardiac insufficiency and diseases of the arterial wall.
    Type: Grant
    Filed: August 7, 1991
    Date of Patent: June 8, 1993
    Assignee: Laboratoires UPSA
    Inventors: Nicole Bru-Magniez, Eric Nicolai, Jean-Marie Teulon
  • Patent number: 5215986
    Abstract: Novel 5, 6, or 7 membered oxaza heterocycles substituted at the 4-carbon by a 5-hydroxypyrimidinylmethylene group inhibitors of 5-lipoxygenase and/or cyclooxygenase and are thus useful in treating inflammatory diseases are described as well as pharmaceutical compositions, methods of manufacture of the compounds, and compositions and methods of treating the noted diseases.
    Type: Grant
    Filed: June 1, 1992
    Date of Patent: June 1, 1993
    Assignee: Warner-Lambert Company
    Inventors: David T. Connor, Catherine R. Kostlan, Gary P. Shrum, Paul C. Unangst
  • Patent number: 5206233
    Abstract: Substituted thiazepines are described as well as methods for the preparation and pharmaceutical composition of same, which are useful as central nervous system agents and are particularly useful as antipsychotic and antidepressant agents as well as for treating cerebral ischemia or cerebral infarction.
    Type: Grant
    Filed: August 27, 1991
    Date of Patent: April 27, 1993
    Assignee: Warner-Lambert Company
    Inventors: William J. Smith, III, Lawrence D. Wise, David J. Wustrow
  • Patent number: 5196515
    Abstract: A bifunctional ligand to compositions produced by reaction of the ligand with compounds containing an amino, thiolate or alcholate group, especially proteins, to chelates produced by complexing ligands with metal such as technetium and rhenium and to diagnostic and therapeutic uses of the complexes.
    Type: Grant
    Filed: September 6, 1991
    Date of Patent: March 23, 1993
    Assignee: The Johns Hopkins University
    Inventors: Susan Z. Lever, Kwamena E. Baidoo, Alfred V. Kramer, Hugh D. Burns
  • Patent number: 5177216
    Abstract: The present invention provides a new diastereomer ester compound which is useful as an intermediate in the making of an optically active 3,4-dihydro-3,4-epoxy-2H-1-benzopyran compound.
    Type: Grant
    Filed: May 13, 1991
    Date of Patent: January 5, 1993
    Assignee: Yoshitomi Pharmaceutical Industries, Ltd.
    Inventor: Tsutomu Yamanaka
  • Patent number: 5164503
    Abstract: A process is described for the preparation of compounds of the formula ##STR1## in which W is C.sub.1-7 alkyleneX is cis or trans --CH.dbd.CH-- or --CH.sub.2 Ch.sub.2 --Y is a saturated heterocyclic amino group, andR.sup.2 is substituted or unsubstituted phenyl-, thienyl- or naphthyl-alkyl, or cinnamyl,and their salts and solvates.The process comprises hydrolysing a corresponding ester, amide, nitrile or ortho-ester. The starting materials are preferably prepared by reducing the corresponding cyclopentanone and hydrolysis can take place simultaneously with reduction.
    Type: Grant
    Filed: May 13, 1991
    Date of Patent: November 17, 1992
    Assignee: Glaxo Group Limited
    Inventors: Ian Waterhouse, David R. Marshall, Eric W. Collington, Christopher J. Wallis, Peter Hallett
  • Patent number: 5164496
    Abstract: Compounds of the formula ##STR1## in which R.sup.1, R.sup.2, X.sup.1, X.sup.2, Y.sup.1 and Y.sup.2 have the following meaningsR.sup.1 and R.sup.2 designate optionally substituted aryl, or an optionally substituted heterocyclic radical which contain 1 or 2 five-, six- or seven-membered rings at least one of which contains 1, 2 or 3 hetero atoms from the series comprising O, N and S which has a C.dbd.C in conjugation with the C.dbd.C bond in the five-membered ring of III,X.sup.1, X.sup.2, Y.sup.1 and Y.sup.2 designate O, S, NR.sup.5, or X.sup.1 and Y.sup.1 or X.sup.2 and Y.sup.2 in each case form parts of a fused-on heterocyclic five-membered or six-membered ring,processes for their preparation and their use as dyestuffs and pigments.
    Type: Grant
    Filed: July 26, 1991
    Date of Patent: November 17, 1992
    Assignee: Bayer Aktiengesellschaft
    Inventor: Hans Hochstetter
  • Patent number: 5162335
    Abstract: The invention relates to new di- and tetrahydroisoquinoline derivatives having interesting cytostatic properties, to the preparation of the said new compounds, and to compositions comprising such a compound as a cytostatically active substance.
    Type: Grant
    Filed: November 27, 1989
    Date of Patent: November 10, 1992
    Assignee: Duphar International Research B.V.
    Inventors: Maurits E. A. Vandewalle, Johan T. A. Van der Eycken, Ineke van Wijngaarden, Roelof van Hes, Antonius Hulkenberg, Christophorus M. J. F. Keet
  • Patent number: 5149698
    Abstract: The invention provides compounds of the general formula (I) ##STR1## and physiologically acceptable salts and solvates thereof, wherein Q represents a chlorine atom or a trifluoromethyl group;X represents a bond, or a C.sub.1-6 alkylene, C.sub.2-6 alkenylene or C.sub.2-6 alkynylene chain, andY represents a bond, or a C.sub.1-6 alkylene, C.sub.2-6 alkenylene or C.sub.2-6 alkynylene chain with the proviso that the sum total or carbon atoms in the chains X and Y is not more than 10, and the chains XCH.sub.2 and CH.sub.2 Y may each be optionally substituted by one or two C.sub.1-3 alkyl groups, or, when one carbon atom is substituted by two alkyl groups, these may be linked to form an alkylene group;R represents a hydrogen atom or a C.sub.1-3 alkyl group;R.sup.1 and R.sup.2 each represent a hydrogen atom or a C.sub.1-3 alkyl group, with the proviso that the sum total of carbon atoms in R.sup.1 and R.sup.2 is not more than 4; andHet is optionally substituted pyrimidinyl.The compounds have a stimulant action at .
    Type: Grant
    Filed: December 7, 1990
    Date of Patent: September 22, 1992
    Assignee: Glaxo Group Limited
    Inventor: Lawrence H. C. Lunts
  • Patent number: 5135563
    Abstract: The present invention relates to a pyrimidine derivative having the formula ##STR1## (wherein the variables are defined in the full text of the patent), a method for producing the same, and its use as a herbicide.
    Type: Grant
    Filed: July 5, 1991
    Date of Patent: August 4, 1992
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Mitsunori Hiratsuka, Naonori Hirata, Kazuo Saitoh, Hideyuki Shibata
  • Patent number: 5136085
    Abstract: Process for synthesizing 2-aminobenzophenones such as the following formula (I): ##STR1## wherein X.sup.1 and X.sup.2 are substituents and r and s are 1 or 2, by reacting an anthranilic acid amide e.g. an N-alkoxy-N-alkyl anthranilic acid amide, with a halobenzene in the presence of an alkyllithium reagent.
    Type: Grant
    Filed: July 3, 1991
    Date of Patent: August 4, 1992
    Assignee: Glaxo Inc.
    Inventors: Marty C. Johnson, Stephen V. Frye
  • Patent number: 5135926
    Abstract: New soft .beta.-adrenergic blocking agents, useful in the treatment or prevention of cardiovascular disorders and in the treatment of glaucoma, have the formula ##STR1## wherein n is an integer from 0 to 10; R is C.sub.6 -C.sub.12 cycloalkyl-C.sub.p H.sub.2p -, C.sub.6 -C.sub.18 polycycloalkyl-C.sub.p H.sub.2p -, C.sub.6 -C.sub.18 polycycloalkenyl-C.sub.p H.sub.2p - or C.sub.6 -C.sub.12 cycloalkenyl-C.sub.p H.sub.2p - (wherein p is 0, 1, 2 or 3), or together with the adjacent ##STR2## group represents a variety of other complex ester groupings; R.sub.1 is C.sub.1 -C.sub.7 alkyl; and Ar is a divalent radical containing at least one aromatic nucleus. The corresponding pharmaceutically acceptable acid addition salts are also described.
    Type: Grant
    Filed: April 26, 1991
    Date of Patent: August 4, 1992
    Inventor: Nicholas S. Bodor
  • Patent number: 5130317
    Abstract: Pyrimidine-4,6-dicarboxylic acid diamides, processes for the use thereof, and pharmaceuticals based on these compoundsThe invention relates to pyrimidine-4,6-dicarboxylic acid diamides of the formula I ##STR1## in which R.sup.1 and R.sup.2 have the meanings given. The compounds according to the invention inhibit proline hydroxylase and lysine hydroxylase and can be employed as fibrosuppressants and immunosuppressants.
    Type: Grant
    Filed: September 19, 1990
    Date of Patent: July 14, 1992
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Ekkehard Baader, Martin Bickel, Volkmar Gunzler-Pukall, Stephan Henke
  • Patent number: 5125957
    Abstract: A pyrimidine derivative represented by the formula ##STR1## wherein the variables are defined below in the specification, and their production and herbicidal activities are described.
    Type: Grant
    Filed: October 24, 1990
    Date of Patent: June 30, 1992
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Mitsunori Hiratsuka, Naonori Hirata, Kazuo Saito, Hideyuki Shibata
  • Patent number: 5124322
    Abstract: Novel compounds of formula (I), salts, solvates and hydrates thereof: ##STR1## in which: R.sub.1 and R.sub.2 are independently hydrogen; alkyl; alkoxy; halogen; or CF.sub.3 ;R.sub.3 is hydrogen; acyl, such as ##STR2## where Z is optionally substituted aryl; or a group R--S-- where R is an organic residue such that the group R--S-- provides an in vivo-cleavable disulphide bond;R.sub.4 is C.sub.3-6 alkyl;R.sub.5 is hydrogen; alkyl; --CH.sub.2 --R.sub.10 where R.sub.10 is optionally substituted phenyl or heteroaryl; or a group ##STR3## where R.sub.11 is hydrogen; alkyl; or --CH.sub.2 --Ph is optionally substituted phenyl; and R.sub.12 is hydrogen or alkyl; andR.sub.6 is hydrogen; alkyl; or a group ##STR4## where R.sub.13 is hydrogen; or alkyl; and R.sub.14 is hydroxy; alkoxy; or --NR.sub.7a R.sub.8 where each of R.sub.7a and R.sub.8 is hydrogen or alkyl, or R.sub.7a and R.sub.
    Type: Grant
    Filed: June 19, 1989
    Date of Patent: June 23, 1992
    Assignee: Beecham Group p.l.c.
    Inventor: Ian Hughes
  • Patent number: 5103004
    Abstract: Heterocyclically substituted N-sultamsulfonamides, processes for their preparation and their use as herbicides and plant growth regulators.Compounds of the formula I or their salts ##STR1## wherein R.sup.1 and R.sup.2 denote H, halogen, alkyl, alkenyl, alkynyl or alkoxy, which can be substituted, or denote --(CH.sub.2).sub.n --COOR.sup.11 ;R.sup.3 denotes H, alkyl, alkenyl or alkynyl;R.sup.4 denotes a heterocyclic radical of the formulae ##STR2## where E is CH or N; X is O or S and a, b, c, d, e in each case denote 0, 1 or 2, with the proviso that c+d+e.gtoreq.2, possess excellent herbicidal and plant growth-regulating properties.
    Type: Grant
    Filed: August 23, 1991
    Date of Patent: April 7, 1992
    Assignee: Hoesch Aktiengellschaft
    Inventors: Lothar Willms, Klaus Bauer, Hermann Bieringer, Helmut Burstell
  • Patent number: 5095111
    Abstract: A bifunctional ligand to compositions produced by reaction of those ligand with compounds containing an amino, thiolate or alcholate group, especially proteins, to chelates produced by complexing ligand with metals such as technetium and rhenium and to diagnostic and therapeutic uses of said complexes.
    Type: Grant
    Filed: March 17, 1989
    Date of Patent: March 10, 1992
    Assignee: The John Hopkins University
    Inventors: Susan Z. Lever, Kwamena E. Baidoo, Alfred V. Kramer, Hugh D. Burns
  • Patent number: 5093336
    Abstract: Novel forskolin derivatives, intermediates and processes for the preparation thereof, and methods for treating cardiac failure and memory deficit utilizing compounds or compositions thereof are disclosed.
    Type: Grant
    Filed: July 6, 1989
    Date of Patent: March 3, 1992
    Assignee: Hoechat-Roussel Pharmaceuticals, Inc.
    Inventors: Raymond W. Kosley, Jr., Bettina Spahl
  • Patent number: 5089175
    Abstract: Hydroxyalkane carboxylic acid derivatives of general formula I ##STR1## in which n means the numbers 7 to 18,R.sub.1 represents a hydrogen atom or an acyl group with a maximum of 16 carbon atoms, andoptionally an alkylene group with 4 to 8 carbon atoms interrupted by an oxygen atom or a nitrogen atom, are useful for the production of pharmaceutical agents for local treatment of diseases of the skin and mucous membranes.
    Type: Grant
    Filed: February 16, 1990
    Date of Patent: February 18, 1992
    Assignee: Schering Aktiengesellschaft
    Inventors: Christopher G. Earnshaw, Gerald Kirsch, Petra Rach, Ruth Thieroff-Ekerdt, Michael Topert
  • Patent number: 5089507
    Abstract: A compound, or a solvate or salt thereof, of formula (I): ##STR1## in which: RCO is an acyl group in which the group R contains a substituted or unsubstituted carbocyclic aromatic or heterocyclic aromatic ring;R.sub.1 and R.sub.2 are independently hydrogen, C.sub.1-6 alkyl, C.sub.2-6 alkenyl, C.sub.3-6 cycloalkyl or C.sub.4-12 cycloalkylalkyl groups, or together form a C.sub.2-8 branched or linear polymethylene or C.sub.2-6 alkenylene group, optionally substituted with a hetero-atom,R.sub.3 is hydrogen, C.sub.1-6 alkyl or phenyl, or R.sub.3 together with R.sub.1 form a --(CH.sub.2).sub.3 -- or --(CH.sub.2).sub.4 -- group;R.sub.4 and R.sub.5 are independently hydrogen, hydroxyl, halogen, C.sub.1-6 alkyl or aryl, provided both R.sub.4 and R.sub.5 are not simultaneously hydrogen; and p is an integer from 1 to 4,is useful for the treatment of pain or hyponatraemic disease states.
    Type: Grant
    Filed: September 25, 1989
    Date of Patent: February 18, 1992
    Assignee: Dr. L. Zambeletti SpA
    Inventors: Vittorio Vecchietti, Roberto Colle, Antonio Giordani, Giulio Dondio
  • Patent number: 5075301
    Abstract: A furan derivative and a pharmaceutically acceptable salt thereof having gastrointestinal enterokinetic activity which is expected to be used in a broad spectrum of diseases associated with gastrointestinal dyskinesia.
    Type: Grant
    Filed: August 14, 1990
    Date of Patent: December 24, 1991
    Assignee: Kyowa Hakko Kogyo, Co., Ltd.
    Inventors: Setsuya Sasho, Shunji Ichikawa, Hiromasa Kato, Hiroyuki Obase, Katsuichi Shuto, Yoshimasa Oiji