The Chalcogen Is Bonded Directly To A Ring Carbon Of The Five-membered Hetero Ring Which Is Adjacent To The Ring Nitrogen (e.g., 2-indolinones, Etc.) Patents (Class 548/486)
-
Patent number: 5726208Abstract: New compounds of formula: ##STR1## wherein: --A--D--E, X, n, Y and Z are as defined in the description, in racemic form and in the form of optical isomers,and their addition salts with pharmaceutically acceptable acids.Those compounds may be used as medicaments.Type: GrantFiled: October 11, 1996Date of Patent: March 10, 1998Assignee: Adir et CompagnieInventors: Jean-Louis Peglion, Bertrand Goument, Jean-Christophe Harmange, Joel Vian, Aimee Dessinges, Mark Millan, Valerie Audinot
-
Patent number: 5717108Abstract: The present invention relates to a novel process for the preparation of a monohydroxyindole or dihydroxyindole compound by a single step of placing in contact, in a solvent medium, at least one hydrolase with at least one indole compound bearing one or two radicals connected by an ester function to the benzene ring.Type: GrantFiled: December 5, 1996Date of Patent: February 10, 1998Assignee: L'OrealInventors: Alain Lagrange, Michel Philippe, Remy Tuloup
-
Patent number: 5691366Abstract: A new nitro compound of the formula: ##STR1## wherein R.sup.1 and R.sup.2 are each lower alkyl or lower alkoxy(lower)-alkyl, or ##STR2## is cyclized to form ##STR3## X is --O--, --S-- or --NH--, m is an integer 0 or 1, andR.sup.3 is carbamoyl, lower alkylcarbamoyl, lower alkanoyl, di-lower alkylaminosulfonyl, lower alkylsulfonyl, oxamoyl or a group of the formula: --(Y).sub.n --R.sup.4 wherein Y is --CO--, --SO.sub.2 --, --COCH.sub.2 -- or ##STR4## n is an integer of 0 or 1, and R.sup.4 is heterocyclic group which is optionally substituted with one or more substituents selected from lower alkyl, lower alkoxy, phenyl, carbamoyl, halogen, amino, lower alkylthio, hydroxy, lower alkylsulfonylamino and carbamoylmethyl, and pharmaceutically acceptable salt thereof, which are useful as vasodilators.Type: GrantFiled: October 31, 1995Date of Patent: November 25, 1997Assignee: Fujisawa Pharmaceutical Co., Ltd.Inventors: Masayuki Kato, Shigetaka Nishino, Mitsuko Hamano, Hisashi Takasugi
-
Patent number: 5684033Abstract: This invention provides a novel series of non-peptidyl compounds which are useful in the treatment or prevention of a physiological disorder associated with an excess of tachykinins. This invention also provides methods for the treatment of such physiological disorders as well as pharmaceutical formulations which employ these novel compounds.Type: GrantFiled: June 5, 1995Date of Patent: November 4, 1997Assignee: Eli Lilly and CompanyInventors: Sung Y. Cho, Thomas A. Crowell, Bruce D. Gitter, Philip A. Hipskind, J. Jeffry Howbert, Joseph H. Krushinski, Jr., Karen L. Lobb, Brian S. Muehl, James A. Nixon
-
Patent number: 5684034Abstract: A class of novel 1-indole-3-acetamides represented by the formula; ##STR1## is disclosed together with the use of such indole compounds for inhibiting sPLA.sub.2 mediated release of fatty acids.Type: GrantFiled: May 5, 1995Date of Patent: November 4, 1997Assignee: Eli Lilly and CompanyInventors: Nicholas J. Bach, Robert D. Dillard, Susan E. Draheim, Robert B. Hermann, Richard W. Schevitz
-
Patent number: 5679799Abstract: There is disclosed a method for producing oxyindoles, which comprises reacting a 2-halogenophenylacetic acid or its salt with ammonia in the presence of a copper salt catalyst, and heating a mixture of the produced 2-aminophenylacetic acid or its salt and oxyindoles in the presence of an acid catalyst, to subject the 2-aminophenylacetic acid or its salt to a ring-closure reaction. According to this method, relatively readily available 2-halogenophenylacetic acids are used as a starting raw material to industrially produce highly pure oxyindoles in high yield in one pot without involving complicated steps. Further, since the amination is carried out at a temperature greatly lower than that of the conventional art, the lowering of the pH of the reaction liquid can be suppressed. Therefore, the restrictions on the specifications of the reaction apparatus, such as corrosion prevention and pressure resistance, can be mitigated.Type: GrantFiled: November 3, 1995Date of Patent: October 21, 1997Assignee: K-I Chemical Industry Co., Ltd.Inventors: Katsuhisa Isogai, Kohei Hasegawa
-
Patent number: 5672583Abstract: Novel Carboxy-peptidyl compounds of Formula I are found to be useful inhibitors of matrix metalloendoproteinase-mediated diseases including osteoarthritis, rheumatoid arthritis, septic arthritis, tumor invasion in certain cancers, periodontal disease, corneal ulceration, proteinuria, dystrophobic epidermolysis bullosa, coronary thrombosis associated with atherosclerotic plaque rupture, and aneurysmal aortic disease. The matrix metalloendoproteinases are a family of zinc-containing proteinases including but not limited to stromelysin, collagenase, and gelatinase, that are capable of degrading the major components of articular cartilage and basement membranes. The inhibitors claimed herein may also be useful in preventing the pathological sequelae following a traumatic injury that could lead to a permanent disability. These compounds may also have utility as a means for birth control by preventing ovulation or implantation.Type: GrantFiled: May 17, 1995Date of Patent: September 30, 1997Assignee: Merck & Co., Inc.Inventors: Kevin Chapman, William Hagmann, Philippe Durette, Craig Esser, Ihor Kopka, Charles Caldwell
-
Patent number: 5672596Abstract: There are disclosed certain novel compounds identified as benzo-fused lactams which promote the release of growth hormone in humans and animals. This property can be utilized to promote the growth of food animals to render the production of edible meat products more efficient, and in humans, to increase the stature of those afflicted with a lack of a normal secretion of natural growth hormone. Growth promoting compositions containing such benzo-fused lactams as the active ingredient therefore are also disclosed.Type: GrantFiled: April 18, 1995Date of Patent: September 30, 1997Assignee: Merck & Co., Inc.Inventors: Matthew Wyvratt, Robert DeVita, Richard Bochis, William Schoen
-
1,2-ethanediol derivative and salt thereof and cerebral function-improving agent comprising the same
Patent number: 5658904Abstract: This invention relates to a 1,2-ethanediol derivative and a salt thereof, a process for producing the same, and a cerebral function-improving agent comprising the same. The cerebral function-improving agent of this invention is useful for treating cerebrovascular dementia, senile dementia, Alzheimer's dementia, sequelae of ischemic encephalopathy and cerebral apoplexy.Type: GrantFiled: June 6, 1995Date of Patent: August 19, 1997Assignee: Toyama Chemical Co., Ltd.Inventors: Satoshi Ono, Tetsuo Yamafuji, Hisaaki Chaki, Mutsuko Maekawa, Yozo Todo, Hirokazu Narita -
Patent number: 5635527Abstract: A novel carboxylic acid compound having a condensed ring, which is represented by the formula (I) ##STR1## wherein each symbol is as defined in the specification, a pharmacologically acceptable salt thereof, a pharmaceutical composition thereof and pharmaceutical use thereof. The novel carboxylic acid compound having a condensed ring and pharmacologically acceptable salt thereof of the present invention have superior GPIIb/IIIa antagonism in mammals inclusive of human; can be administered orally; have long life in blood and low toxicity; and show less side-effects. Accordingly, they are extremely useful for the prophylaxis and treatment of thrombotic diseases and other diseases.Type: GrantFiled: February 6, 1996Date of Patent: June 3, 1997Assignee: The Green Cross CorporationInventors: Shinichiro Ono, Tomohiro Yoshida, Atsuyuki Ashimori, Keigo Kosaka, Takehiro Okada, Kazuhiro Maeda, Masahiro Eda, Fumio Mori, Yoshihisa Inoue, Hajime Ebisu, Teruaki Imada, Ruriko Ikegawa, Feng Wang, Norifumi Nakamura
-
Patent number: 5631280Abstract: The present invention comprises peptidomimetic compounds which comprise a suitably aniline and aminoalkylbenzene moieties. The instant compounds inhibit the farnesyl-protein transferase enzyme and the farnesylation of certain proteins. The invention is further directed to chemotherapeutic compositions containing the compounds of this invention and methods for inhibiting farnesyl-protein transferase and the farnesylation of the oncogene protein Ras.Type: GrantFiled: May 24, 1995Date of Patent: May 20, 1997Assignee: Merck & Co., Inc.Inventors: Terrence M. Ciccarone, Christopher J. Dinsmore, Gerald E. Stokker, John S. Wai, Theresa M. Williams
-
Patent number: 5631381Abstract: Process for preparing complex pesticidal 1-(haloaryl)heterocyclic compounds by reacting 1-(nitroaryl)heterocycles with metallic halide salts.Type: GrantFiled: June 28, 1996Date of Patent: May 20, 1997Assignee: Rhone-Poulenc Inc.Inventors: Jamin Huang, Scot K. Huber, Philip H. G. Smith, John H. Wilkinson
-
Patent number: 5614637Abstract: The invention is directed to a process for preparing a 1,3-dialkyl-5-hydroxyoxindole of formula 1: ##STR1## comprising heating an N-alkyl-p-alkoxy-(.alpha.-haloacyl)anilide of formula 2: ##STR2## wherein the substituents are as defined herein, in the presence of an anhydrous zinc halide to a temperature in the range from about 120.degree. C. to about 160.degree. C., and isolating the 1,3-dialkyl-5-hydroxyoxindole prepared.Type: GrantFiled: May 23, 1995Date of Patent: March 25, 1997Assignee: Boehringer Ingelheim KGInventors: Rainer Sobotta, Rainer Schwarz, Manfred Psiorz
-
Patent number: 5607959Abstract: Compounds of formula (I) where R.sup.1 is thienyl, phenyl or furyl, X and Y are halogen or hydrogen and Q is alkoxy or amino are useful as analgesic and antiinflamatory agents.Type: GrantFiled: July 21, 1995Date of Patent: March 4, 1997Assignee: Pfizer Inc.Inventor: Ralph P. Robinson
-
Patent number: 5602169Abstract: There is provided novel substituted 3-phenyl oxindole derivatives of the formula ##STR1## whereinR is hydrogen, hydroxy or fluoro;R.sup.1, R.sup.2, R.sup.3 and R.sup.4 each are independently hydrogen, C.sub.1-4 alkyl, halogen, trifluoromethyl, phenyl, p-methylphenyl or p-trifluoromethylphenyl; or R.sup.1 and R.sup.2, R.sup.2 and R.sup.3 or R.sup.3 and R.sup.4 are joined together to form a benzo fused ring;R.sup.5 is hydrogen or C.sub.1-4 alkyl; andR.sup.6 is chlorine or trifluoromethyl; or a nontoxic pharmaceutically acceptable salt, solvate or hydrate thereof, which are openers of the large-conductance calcium-activated potassium channels and are useful in the treatment of disorders which are responsive to the opening of the potassium channels.Type: GrantFiled: April 19, 1996Date of Patent: February 11, 1997Assignee: Bristol-Myers Squibb CompanyInventors: Piyasena Hewawasam, Nicholas A. Meanwell, Valentin K. Gribkoff
-
Patent number: 5597922Abstract: Methods of treating or preventing neuronal loss associated with stroke, ischemia, CNS trauma, hypoglycemia and surgery, as well as treating neurodegenerative diseases including Alzheimer's disease, amyotrophic lateral sclerosis, Huntington's disease and Down's syndrome, treating or preventing the adverse consequences of the hyperactivity of the excitatory amino acids, as well as treating anxiety, chronic pain, convulsions and inducing anesthesia are disclosed by administering to an animal in need of such treatment a compound which has high binding to the glycine receptor.Type: GrantFiled: July 29, 1994Date of Patent: January 28, 1997Assignees: State of Oregon, Acting by and through the Oregon State Board of Higher Education, Acting for and on Behalf of the Oregon Health Sciences University and the University of Oregon, Acea Pharmaceuticals, Inc., The Regents of the University of CaliforniaInventors: Sui X. Cai, John F. W. Keana, Eckard Weber
-
Patent number: 5585378Abstract: The present invention relates to an oxindole compound having the formula 5-cyclohexyl-1,3-dihydro-1-[2-[4-(phenylmethyl)-1-piperazinyl]ethyl]-2H-in dol-2-one for the prevention or treatment of cognitive dysfunctions.Type: GrantFiled: June 6, 1995Date of Patent: December 17, 1996Assignee: Aktiebolaget AstraInventors: Bernard R. Boar, Alan J. Cross
-
Patent number: 5578633Abstract: The invention relates to N-sulfonyl derivatives of formulae (I) and (I)' ##STR1## to their preparation, and to pharmaceutical compositions in which they are present. The compounds of formulae (I) and (I)' have an affinity for the vasopressin and ocytocin receptors.Type: GrantFiled: June 2, 1995Date of Patent: November 26, 1996Assignee: SanofiInventors: Jean Wagnon, Paul de Cointet, Dino Nisato, Claude Plouzane, Claudine Serradeil-Legal, Bernard Tonnerre
-
Patent number: 5571929Abstract: One aspect of the present invention provides for the separation of a racemic mixture or a mixture enriched with one or other enantiomer, said mixture comprising the enantiomers of the compound of the formula: ##STR1## wherein R is CN or CONHR' where R' is a C.sub.1 -C.sub.6 alkyl, hydrogen, or benzyl, and R.sub.1 is C.sub.1 -C.sub.6 alkyl or benzyl. Another aspect of the present invention provides a method of preparing a compound of the formula: ##STR2## wherein R is H, C.sub.1 -C.sub.6 alkyl or benzyl, and wherein R.sub.2, R.sub.3, and R.sub.4 are C.sub.1 -C.sub.6 alkyl or benzyl.Type: GrantFiled: December 7, 1994Date of Patent: November 5, 1996Assignee: The United States of America as represented by the Department of Health and Human ServicesInventors: Xue F. Pei, Arnold Brossi
-
Patent number: 5567827Abstract: The subject of the invention is 4-hydroxyphenylthio derivatives of general formula: ##STR1## in which: R.sub.1 and R.sub.2, which are identical or different, each represent hydrogen, a methyl or ethyl radical or a halogen atom,R represents a (C.sub.1 -C.sub.6) alkyl, (C.sub.3 -C.sub.6) cycloalkyl or phenyl radical,R.sub.3 represents hydrogen or a halogen atom,X represents --O--, --S-- or --NR.sub.4 -- in which R.sub.4 represents hydrogen or a (C.sub.1 -C.sub.4) alkyl group,useful as synthetic intermediates, especially for the preparation of aminoalkoxyphenylsulphonyl derivatives which are pharmaceutically active compounds.Type: GrantFiled: June 7, 1995Date of Patent: October 22, 1996Assignee: Elf SanofiInventors: Jean Gubin, Henri Inion
-
Patent number: 5565484Abstract: The invention relates to use of at least one indole derivative of general formula: ##STR1## or of one of the pharmaceutically acceptable salts thereof, in which: Am is selected from radical (a) and (b) defined as follows: ##STR2## R is a C.sub.1 -C.sub.6 alkyl or C.sub.3 -C.sub.6 cycloalkyl radical R.sub.1 represents hydrogen or a C.sub.1 -C.sub.4 alkyl radicalR.sub.2 and R.sub.3, which may be identical or different, represent hydrogen, the methyl or ethyl radical or a halogenR.sub.4, R.sub.5 and R.sub.6, which may be identical or different, represent hydrogen, a C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy radical or a halogenR.sub.7 represents hydrogen or a halogenR.sub.8 represents hydrogen or a C.sub.1 -C.sub.4 alkyl radicalR.sub.9 represents hydrogen or, when R.sub.8 and R.sub.9 are taken together, form the methylene radicalm represents 1 or 2n represents 2, 3 or 4for preventing or treating diseases involving a proliferation of smooth muscle cells.Type: GrantFiled: July 29, 1994Date of Patent: October 15, 1996Assignee: SanofiInventors: Jean-Marc Herbert, Pierre Chatelain
-
Patent number: 5565483Abstract: There is provided novel substituted 3-phenyl oxindole derivatives of the formula ##STR1## wherein R is hydrogen, hydroxy or fluoro; R.sup.1, R.sup.2, R.sup.3and R.sup.4 each are independently hydrogen, C.sub.1-4 alkyl, halogen, trifluoromethyl, phenyl, p-methylphenyl or p-trifluoromethylphenyl; or R.sup.1 and R.sup.2, R.sup.2 and R.sup.3 or R.sup.3 and R.sup.4 are joined together to form a benzo fused ring;R.sup.5 is hydrogen or C.sub.1-4 alkyl; andR.sup.6 is chlorine or trifluoromethyl;or a nontoxic pharmaceutically acceptable salt, solvate or hydrate thereof, which are openers of the large-conductance calcium-activated potassium channels and are useful in the treatment of disorders which are responsive to the opening of the potassium channels.Type: GrantFiled: June 7, 1995Date of Patent: October 15, 1996Assignee: Bristol-Myers Squibb CompanyInventors: Piyasena Hewawasam, Nicholas A. Meanwell, Valentin K. Gribkoff
-
Patent number: 5556874Abstract: 2-Thioindoles (2-selenoindoles) and analogous 2-indolinethione (2-indolineselenone) and polysulfide (selenide) compounds, salts thereof, methods of production, intermediates in their production, pharmaceutical compositions containing said compounds, and methods for inhibiting protein kinase dependent disease in a mammal or treating aberrant cell growth in a mammal, using said compositions, are disclosed.Type: GrantFiled: May 10, 1995Date of Patent: September 17, 1996Assignee: Warner Lambert CompanyInventors: Ellen M. Dobrusin, Howard D. H. Showalter, William A. Denny, Brian D. Palmer, Gordon W. Rewcastle, Moana Tercel, Andrew M. Thompson
-
Patent number: 5554642Abstract: A compound which is selected from those of formula (I): ##STR1## in which A, R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 and R.sub.6 are as defined in the description,its optical isomers and its addition salts thereof with a pharmaceuticaliy-accepable acid or base,and medicinal products containing the same which are useful for treating a disorder of the melatoninergic system.Type: GrantFiled: May 22, 1995Date of Patent: September 10, 1996Assignee: Adir et CompagnieInventors: Michel Langlois, Pierre Renard, G erard Adam
-
Patent number: 5545838Abstract: Compounds of the formula ##STR1## wherein Z is SO or SO.sub.2 possess renin inhibition activity and are useful in treating hypertension and other diseases where the reduction of the levels of circulating angiotensin II are beneficial.Type: GrantFiled: January 27, 1992Date of Patent: August 13, 1996Assignee: E. R. Squibb & Sons, Inc.Inventor: Michael A. Poss
-
Patent number: 5530125Abstract: A novel process for the preparation of .alpha.-substituted arylacetamides wherein the substituent is an aromatic group or a 1-alkenyl or 1-cycloalkenyl group and wherein the nitrogen atom carries no hydrogen atoms comprises the reaction of an arylacetamide having one or two hydrogen atoms on the .alpha.-carbon atom, wherein the nitrogen atom carries no hydrogen atoms, with a strong base in an inert aprotic organic solvent, followed by reaction with a zerovalent transition metal catalyst and then with a compound of the formula R.sup.4 --X, wherein R.sup.4 is selected from aromatic groups, 1-alkenyl groups and 1-cycloalkenyl groups and X is a particular leaving group, especially a triflate group. The .alpha.-substituted arylacetamides are useful as intermediates in the preparation (by reduction) of .alpha.-substituted arylethylamines, e.g., 1-substituted-2,3,4,5-tetrahydro-1H-3-benzazepines, having pharmacological activity. Certain benzazepines wherein the 1-substituent R.sup.4 is 1-(1-cycloalkenyl) are novel.Type: GrantFiled: August 19, 1994Date of Patent: June 25, 1996Assignee: Schering CorportionInventors: Joel G. Berger, Wei K. Chang, Joseph A. Kozlowski, Guowei Zhou
-
Process for the enantioselective synthesis of intermediates used in the preparation of physostigmine
Patent number: 5521320Abstract: This invention relates to a process of obtaining optically pure enantiomers of an alkylated oxindole selected from ##STR1## where R is methyl, ethyl or benzyl.Type: GrantFiled: May 27, 1993Date of Patent: May 28, 1996Assignee: Hoechst-Roussel Pharmaceuticals IncorporatedInventors: Thomas B. K. Lee, George S. K. Wong -
Patent number: 5510379Abstract: .beta.-Carboxy sulfonates of the formula ##STR1## wherein R.sub.1 is aryl, R.sub.3 and R.sub.4 are hydrogen or alkyl, Y is -O-, -S-, or -NR.sub.2 -, and R.sub.5 is alkyl or aryl are potent inhibitors of the enzyme acyl CoA:cholesterol acyltransferase (ACAT) and are thus useful for treating hypercholesterolemia and atherosclerosis.Type: GrantFiled: December 19, 1994Date of Patent: April 23, 1996Assignee: Warner-Lambert CompanyInventors: Helen T. Lee, Joseph A. Picard, Drago R. Sliskovic
-
Patent number: 5508431Abstract: The subject of the invention is 4-hydroxyphenylthio derivatives of general formula: ##STR1## in which: R.sub.1 and R.sub.2, which are identical or different, each represent hydrogen, a methyl or ethyl radical or a halogen atom,R represents a (C.sub.1 -C.sub.6) alkyl, (C.sub.3 -C.sub.6) cycloalkyl or phenyl radical,R.sub.3 represents hydrogen or a halogen atom,X represents --O--, --S-- or --NR.sub.4 -- in which R.sub.4 represents hydrogen or a (C.sub.1 -C.sub.4) alkyl group, useful as synthetic intermediates, especially for the preparation of aminoalkoxyphenylsulphonyl derivatives which are pharmaceutically active compounds.Type: GrantFiled: September 8, 1994Date of Patent: April 16, 1996Assignee: Elf SanofiInventors: Jean Gubin, Henri Inion
-
Patent number: 5506243Abstract: Since sulfonamide derivatives of the present invention show strong inhibitory activity against cysteine protease such as calpain papain, cathepsin B, cathepsin H, cathepsin L, they can be used as remedies for muscular dystrophy, cataract, myocardial infarction, stroke, Alzheimer's disease, amyotrophia, osteoporosis, hypercalcemia or the like.Type: GrantFiled: April 28, 1994Date of Patent: April 9, 1996Assignee: Mitsubishi Kasei CorporationInventors: Ryoichi Ando, Toshiro Sakaki, Chizuko Takahashi, Yoshiyuki Fujimura
-
Patent number: 5502187Abstract: The pharmaceutically active bicyclic heterocyclic amines (XXX) ##STR1## where W.sub.1 is --N.dbd. or --CH.dbd.; W.sub.3 is --N.dbd. or --CH.dbd.; W.sub.5 is --N.dbd. or --CR.sub.5 -- with the proviso that W.sub.5 is --CR.sub.5 -- when both W.sub.1 and W.sub.3 are --N.dbd. which are useful as pharmaceuticals in treating mild and/or moderate to severe head injury, subarachnoid hemorrhage and subsequent ischemic stroke, asthma and reduction of mucous formation/secretion in the lung and other diseases and injuries.Type: GrantFiled: October 3, 1994Date of Patent: March 26, 1996Assignee: The Upjohn CompanyInventors: Donald E. Ayer, Gordon L. Bundy, Eric J. Jacobsen
-
Patent number: 5502072Abstract: The present invention relates to novel substituted oxindoles of the formula I as defined below and related compounds, pharmaceutical compositions comprising such compounds, and the use of such compounds as inhibitors of phosphodiesterase ("PDE") type IV. The compounds of this invention are useful in the treatment of AIDS, asthma, rheumatoid arthritis, osteoarthritis, bronchitis, chronic obstructive airways disease, psoriasis, allergic rhinitis, atopic, dermatitis, shock, other inflammatory diseases, and other conditions where the action of phosphodiesterase type IV is implicated.Type: GrantFiled: November 26, 1993Date of Patent: March 26, 1996Assignee: Pfizer Inc.Inventor: Hiroko Masamune
-
Patent number: 5494928Abstract: The invention releates to indole derivatives of the formula ##STR1## wherein R.sup.1 to R.sup.4 are, independently, hydrogen, halogen, lower-alkyl, cycloalkyl or trifluoromethyl, R.sup.5 and R.sup.6 are, independently, hydrogen, halogen, lower-alkyl, cycloalkyl, trifluoromethyl, hydroxy or lower-alkoxy and R.sup.7 is hydrogen or lower-alkyl, andpharmaceutically acceptable acid addition salts thereof.The compounds of formula I bind to serotonin receptors and are therefore useful in the treatment and/or prevention of central nervous system disorders, such as depression.Type: GrantFiled: October 3, 1994Date of Patent: February 27, 1996Assignee: Hoffmann-La Roche Inc.Inventor: Michael Bos
-
Patent number: 5482960Abstract: Novel indole and indoline nonpeptide antagonists of endothelin I are described, as well as novel intermediates used in their preparation, methods for the preparation and pharmaceutical compositions of the same, which are useful in treating elevated levels of endothelin, essential renovascular malignant and pulmonary hypertension, cerebral infarction, cerebral ischemia, congestive heart failure and subarachnoid hemorrhage.Type: GrantFiled: November 14, 1994Date of Patent: January 9, 1996Assignee: Warner-Lambert CompanyInventors: Kent A. Berryman, Amy M. Bunker, Annette M. Doherty, Jeremy J. Edmunds
-
Patent number: 5481002Abstract: There are disclosed compounds ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 are each independently of one another hydrogen, a C.sub.1 -C.sub.12 alkyl group, a C.sub.1 -C.sub.12 alkoxy group, a C.sub.5 -C.sub.8 cycloalkyl group, a C.sub.5 -C.sub.8 cycloalkoxy group, a C.sub.5 -C.sub.8 cycloalkylthio group, a C.sub.6 -C.sub.10 aryl group, a C.sub.6 -C.sub.10 aryloxy group, a C.sub.6 -C.sub.10 arylthio group, nitro, halogen, cyano, --COOH, --COOR.sub.7, --NR.sub.8 R.sub.9 or --CONR.sub.8 R.sub.9, where R.sub.7 is C.sub.1 -C.sub.20 alkyl, C.sub.5 -C.sub.8 acycloalkyl, phenyl or phenyl-C.sub.1 -C.sub.4 alkyl, and R.sub.8 and R.sub.9 are each independently of the other hydrogen, C.sub.1 -C.sub.8 alkyl, phenyl or phenyl-C.sub.1 -C.sub.4 alkyl, X is nitrogen or CR.sub.4, Y is nitrogen or CR.sub.5 and Z is nitrogen or CR.sub.6, and R.sub.4, R.sub.5 and R.sub.6 are each independently of one another hydrogen, a straight-chain or branched C.sub.1 -C.sub.12 alkyl group or a C.sub.6 -C.sub.Type: GrantFiled: December 14, 1993Date of Patent: January 2, 1996Assignee: Ciba-Geigy CorporationInventors: Walter Fischer, Beat Schmidhalter, Heinz Wolleb
-
Patent number: 5470878Abstract: Therapeutic compounds have the formula:(X)j-(non-cyclic core moiety),j being an integer from one to three, the core moiety is non-cyclic and X is a racemic mixture, R or S enantiomer, solvate, hydrate, or salt of: ##STR1## *C is a chiral carbon atom, n is an integer from one to four (preferably from one to three), one or more carbon atoms of (CH.sub.2).sub.n may be substituted by a keto or hydroxy group, and m is an integer from one to fourteen. Independently, R.sub.1 and R.sub.2 may be a hydrogen, a straight or branched chain alkane or alkene of up to twelve carbon atoms in length, or --(CH.sub.2).sub.w R.sub.5, w being an integer from two to fourteen and R.sub.5 being a mono-, di- or tri-substituted or unsubstituted aryl group, substituents on R.sub.5 being hydroxy, chloro, fluoro, bromo, or C.sub.1-6 alkoxy. Or jointly, R.sub.1 and R.sub.2 form a substituted or unsubstituted, saturated or unsaturated heterocyclic group having from four to eight carbon atoms, N being a hetero atom. R.sub.Type: GrantFiled: December 8, 1993Date of Patent: November 28, 1995Assignee: Cell Therapeutics, Inc.Inventors: John Michnick, Gail E. Underiner, J. Peter Klein, Glenn C. Rice
-
Patent number: 5468873Abstract: The present invention provides a process for preparing 2-oxindole-1-carboxamides, comprising reacting N-acyl 2-oxindole-1-carboxamides with alcohols in the presence of aprotic weak Lewis acid catalysts. In certain processes of the present invention a 2-oxindole-1-carboxamide is prepared from a 2-oxindole by reacting the 2-oxindole with an acyl isocyanate to produce the N-acyl 2-oxindole-1-carboxamide as an intermediate, which is then reacted with alcohol in the presence of aprotic weak Lewis acid catalysts The N-acyl 2-oxindole-1-carboxamide intermediate may be converted to the 2-oxindole-1-carboxamide without isolation.Type: GrantFiled: April 18, 1995Date of Patent: November 21, 1995Assignee: Catalytica, Inc.Inventor: John M. Gruber
-
Patent number: 5464861Abstract: 2-Thioindoles (2-selenoindoles) and analogous 2-indolinethione (2-indolineselenone) and polysulfide (selenide) compounds, salts thereof, methods of production, intermediates in their production, pharmaceutical compositions containing said compounds, and methods for inhibiting protein kinase dependent disease in a mammal or treating aberrant cell growth in a mammal, using said compositions, are disclosed.Type: GrantFiled: August 9, 1993Date of Patent: November 7, 1995Assignee: Warner-LambertInventors: Ellen M. Dobrusin, Howard D. H. Showalter, William A. Denny, Brian D. Palmer, Gordon W. Rewcastle, Moana Tercel, Andrew M. Thompson
-
Patent number: 5449788Abstract: The present invention provides a process for preparing 2-oxindole-1-carboxamides, comprising reacting N-acyl 2-oxindole-1-carboxamides with alcohols in the presence of aprotic weak Lewis acid catalysts. In certain processes of the present invention a 2-oxindole-1-carboxamide is prepared from a 2-oxindole by reacting the 2-oxindole with an acyl isocyanate to produce the N-acyl 2-oxindole-1-carboxamide as an intermediate, which is then reacted with alcohol in the presence of aprotic weak Lewis acid catalysts. The N-acyl 2-oxindole-1-carboxamide intermediate may be converted to the 2-oxindole-1-carboxamide without isolation.Type: GrantFiled: January 28, 1994Date of Patent: September 12, 1995Assignee: Catalytica, Inc.Inventor: John M. Gruber
-
Patent number: 5436264Abstract: The present invention relates to novel N-aryloxyalkyl tryptamine .alpha..sub.1 -adrenergic receptor antagonists of the formula I: ##STR1## in which n is 2, 3 or 4; q is 1, 2 or 3; t is 0, 1, 2 or 3; z is 0, 1, 2 or 3; each R.sup.1 and R.sup.2 are independently hydroxy, halogen, cyano, (C.sub.1-8)alkyl, (C.sub.1-8)alkyloxy or trifluoromethyl; and R.sup.2 is hydrogen, (C.sub.1-4)alkyl, fluoro(C.sub.1-4)alkyl, difluoro(C.sub.1-4)alkyl, trifluoro(C.sub.1-4)alkyl, (C.sub.1-4)alkyloxy(C.sub.1-4)alkyl, oxo(C.sub.1-4)alkyl, (C.sub.1-8)cycloalkyl, (C.sub.1-8)cycloalkylmethyl or allyl or phenyl(C.sub.1-4)alkyl or heterocyclo(C.sub.1-8)alkyl (optionally substituted with one to two substituents independently selected from (C.sub.1-4)alkyl, (C.sub.1-4)alkyloxy, trifluoromethyl and halogen); R.sup.3 and R.sup.4 are independently hydrogen, (C.sub.1-4)alkyl, (C.sub.1-8)cycloalkyl, (C.sub.1-8)cycloalkylmethyl or allyl; and R.sup.5 is hydrogen, (C.sub.1-4)alkyl, (C.sub.1-8)cycloalkyl, (C.sub.1-8)cycloalkylmethyl, allyl, (C.Type: GrantFiled: August 19, 1993Date of Patent: July 25, 1995Assignee: Syntex (U.S.A.) Inc.Inventors: Jurg R. Pfister, David E. Clarke
-
Patent number: 5401855Abstract: The subject of the invention is 4-hydroxyphenylthio derivatives of general formula: ##STR1## in which: R.sub.1 and R.sub.2, which are identical or different, each represent hydrogen, a methyl or ethyl radical or a halogen atom,R represents a (C.sub.1 -C.sub.6) alkyl, (C.sub.3 -C.sub.6) cycloalkyl or phenyl radical,R.sub.3 represents hydrogen or a halogen atom, X represents --O--, --S-- or --NR.sub.4 -- in which R.sub.4 represents hydrogen or a (C.sub.1 -C.sub.4) alkyl group, useful as synthetic intermediates, especially for the preparation of aminoalkoxyphenylsulphonyl derivatives which are pharmaceutically active compounds.Type: GrantFiled: June 23, 1993Date of Patent: March 28, 1995Assignee: Elf SanofiInventors: Jean Gubin, Henri Inion
-
Patent number: 5395817Abstract: Substituted N-arylindoles, a process for producing them and their use as herbicides. In particular, substituted N-arylindoles of the formula ##STR1## are disclosed in which: R is hydrogen; halogen; nitro; cyano; alkyl; alkoxy; alkenyloxy; alkynyloxy; alkoxyalkyl; carbonylalkoxy; alkyloxyalkoxy; cyanoalkoxy; benzyloxy; alkoxycarbonylalkoxy; alkylcarbonylalkoxy; haloalkyl; hydroxyalkyl; formyl; azido; carboxy or a salt thereof; amino; substituted amino; carboxyamido; substituted carboxyamido; sulfonamido wherein the N is substituted with hydrogen and/or alkyl; or YR.sup.4 wherein Y is O or S(O).sub.m and R.sup.4 is hydrogen, alkyl, haloalkyl, cyanoalkyl, alkoxycarbonylalkyl, hydroxycarbonylalkyl or aminocarbonylalkyl; R.sup.1 is hydrogen, alkyl, halogen, cyano, haloalkyl, alkoxy, or carboxy or a salt thereof; X is hydrogen, halogen, cyano, nitro, alkylthio, alkylsulfinyl, alkylsulfonyl, haloalkyl or alkoxy; R.sup.3 is hydrogen, haloalkyl, haloalkoxy, cyano, halogen, or SO.sub.y R.sup.5 wherein R.sup.Type: GrantFiled: December 9, 1992Date of Patent: March 7, 1995Assignee: Imperial Chemical Industries PLCInventors: Ference M. Pallos, Christoper J. Mathews
-
Patent number: 5393887Abstract: A mixed bisimide having the formula: ##STR1## wherein D, A and Z are as defined in the specification, produced by reacting a diamine with an ethylenically unsaturated dicarboxylic acid anhydride and a halogenated compound containing an anhydride group and aromatic or bicyclo groups to form a bisamic acid composition and then dehydrating such composition to ring close the end groups. The halogenated end groups (Z) of the mixed bisimide component render the bisimide reaction product of the ring closing reaction flame retardant.Type: GrantFiled: October 4, 1993Date of Patent: February 28, 1995Assignee: Monsanto CompanyInventor: Christian J. Petit
-
Patent number: 5387695Abstract: A process for chemically resolving a mixture of enantiomers of primary amines, such as enantiomers of 1,3-dimethyl-5-methoxyoxindolylethylamine, provides one of the enantiomers in the form of a tartaric acid salt. In carrying out the process, an enantiomeric mixture is contacted with a chiral acid in an amount sufficient to preferentially precipitate a salt of the chiral acid and one of the enantiomers. The resulting precipitate can then be recovered. The chiral acid is selected from the group consisting of dibenzoyl-D-tartaric acid, dibenzoyl-L-tartaric acid, ditoluoyl-D-tartaric acid, and ditoluoyl-L-tartaric acid. The precipitates can be used in the synthesis of stereospecific forms of physostigmine.Type: GrantFiled: February 17, 1993Date of Patent: February 7, 1995Assignee: Hoechst-Roussel Pharmaceuticals, Inc.Inventors: Thomas B. K. Lee, George S. K. Wong
-
Patent number: 5382593Abstract: The invention relates to a compound selected from those of formula (I): ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 and X are as defined in the description, its Z and E isomers, its optical isomers, in pure form or in the form of a mixture, and its addition salts thereof with a pharmaceutically-acceptable acid or base, and medicinal products containing the same which are useful in treating a disorder resulting from or associated with peroxidation phenomena, disturbances in eicosanoid synthesis, or with platelet aggregation disorders.Type: GrantFiled: July 20, 1993Date of Patent: January 17, 1995Assignee: Adir et CompagnieInventors: Guillaume Le Baut, Marie-Renee Nourrisson, Jean-Francois Renaud de la Faverie, Jean-Guy Bizot Espiard, Daniel-Henri Caignard, Pierre Renard, Gerard Adam
-
Patent number: 5380722Abstract: Novel indole-carboxamides of the formula ##STR1## and their non-toxic pharmaceutically acceptable acid addition salts having remarkable anti-arrhytmic properties.Type: GrantFiled: May 25, 1993Date of Patent: January 10, 1995Assignee: Roussel-UclafInventors: Francois Clemence, Jacques Guillaume, Gilles Hamon
-
Patent number: 5374652Abstract: Aryl- and heteroarylethenylene derivatives of formula ##STR1## wherein Y is a mono- or bicyclic ring system chosen from (A), (B), (C), (D), (E), (F) and (G) ##STR2## R is a group of formula R.sub.1 is hydrogen, C.sub.1 -C.sub.6 alkyl or C.sub.2 -C.sub.6 alkanoyl; R.sub.2 is hydrogen, halogen, cyano or C.sub.1 -C.sub.6 alkyl;n is zero or an integer of 1 to 3: n is zero or an integer of 1 to 3 when Y is a ring system (A); it is zero, 1 or 2 when Y is a ring system (B), (E), (F) or (G); or it is zero or 1 when Y is a ring system (C) or (D); and the pharmaceutically acceptable salts thereof; and wherein each of the substituents R, OR.sub.1 and R.sub.2 may be independently on either of the aryl or heteroaryl moieties of the bicyclic ring system (A), (E), (F) and (G), whereas only the benzene moiety may be substituted in the bicyclic ring system (B), are useful as tyrosine kinase activity inhibitors.Type: GrantFiled: September 27, 1993Date of Patent: December 20, 1994Assignee: Farmitalia Carlo Erba S r lInventors: Franco Buzzetti, Antonio Longo, Maristella Colombo
-
Patent number: 5373019Abstract: The present invention provides compounds and pharmaceutical compositions containing indolones of the general formula: ##STR1## These indolones where n.dbd.o and the pharmaceutical compositions containing these compounds are used for the treatment of diseases in which erythrocyte and thrombocyte aggregation play an important part, especially for the inhibition of aggregation of these cells.Type: GrantFiled: January 11, 1991Date of Patent: December 13, 1994Assignee: Boehringer Mannheim GmbHInventors: Harald Zilch, Alfred Mertens, Wolfgang Von Der Saal, Erwin Boehm, Klaus Strein
-
Patent number: 5359068Abstract: A process for preparing the compound of the formula ##STR1## which comprises treating a compound of the formula ##STR2## wherein R.sup.2 is hydrogen, CN or CO.sub.2 R.sup.1 and R.sup.1 is hydrogen or (C.sub.1 -C.sub.6)alkyl with a reducing agent with the proviso that when R.sup.2 is CN or CO.sub.2 R.sup.1 and R.sup.1 is (C.sub.1 -C.sub.6)alkyl the product of the reduction is heated with an acid. Compounds of formula II wherein R.sup.2 is CN or CO.sub.2 R.sup.1 and R.sup.1 is (C.sub.1 -C.sub.6)alkyl or R.sup.2 is hydrogen and R.sup.1 is (C.sub.1 -C.sub.6)alkyl or hydrogen. The compound of formula VII R.sup.1 is (C.sub.1 -C.sub.6)alkyl. The compound of formula III. The compound of formula I is useful in the treatment of psychotic disorders.Type: GrantFiled: June 28, 1993Date of Patent: October 25, 1994Assignee: Pfizer Inc.Inventor: Frank J. Urban
-
Patent number: RE35279Abstract: The present invention relates to novel hydantoin derivatives, processes for producing said hydantoin derivatives, pharmaceutical compositions containing at least one of said hydantoin derivatives as aldose reductase inhibitors and novel intermediate compounds in the synthesis of said hydantoin derivatives.The present invention is based on the selection of a hydantoin which is bonded by a sulfonyl group to various substituents at the 1-position of the hydantoin skeleton.The compounds of the present invention have a strong inhibitory activity against aldose reductase. These compounds are extremely useful for the treatment and/or prevention of various forms of diabetic complications based on the accumulation of polyol metabolites.Type: GrantFiled: February 17, 1994Date of Patent: June 18, 1996Assignee: Mochida Pharmaceutical Co., Ltd.Inventors: Ei Mochida, Kimihiro Murakami, Kazuo Kato, Katsuaki Kato, Jun Okuda, Ichitomo Miwa