Patents by Inventor Magid A. Abou-Gharbia

Magid A. Abou-Gharbia has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 5010078
    Abstract: There are disclosed compounds of the formula (I) ##STR1## wherein R.sup.1 is 1-adamantyl, 3-methyl-1-adamantyl, 3-noradamantyl, unsubstituted or substituted-2-indolyl, 3-indolyl, 2-benzofuranyl and 3-benzofuranyl wherein the substituents are selected from lower alkyl, lower alkoxy and halo; R.sup.2 is unsubstituted or substituted phenyl, benzyl, pyridinyl, pyrimidinyl or pyrazinyl, wherein the substituents are selected from lower alkyl, lower alkoxy, trifluoromethyl and halo; R.sup.3 is H or lower alkyl of 1 to 3 carbon atoms; n is the integer 0 or 1; m is the integer from 2 to 5; and the pharmaceutically acceptable salts thereof.
    Type: Grant
    Filed: March 14, 1990
    Date of Patent: April 23, 1991
    Assignee: American Home Products Corporation
    Inventors: Magid A. Abou-Gharbia, John P. Yardley, Wayne E. Childers, Jr.
  • Patent number: 4988814
    Abstract: Compounds of the formula: ##STR1## in which R.sup.1 is alkyl; R.sup.2 and R.sup.3 are alkyl or taken together they are polymethylene, R.sup.2 and R.sup.3 complete a 5-norbornen-2-yl moiety; X is --CO.sub.2 --, --OCO--, --OCO.sub.2 --, --N(R.sup.7)CO--, --NHNHCO--, --ON(R.sup.7)CO--, --CON(R.sup.7)--, --N(R.sup.7)CO.sub.2 --, --OCON(R.sup.7)-- or --N(R.sup.7)CON(R.sup.8)--, wherein R.sup.7 and R.sup.8 are, independently, hydrogen, alkyl, phenyl, benzyl, substituted phenyl or substituted benzyl in which the substituents are halo, alkyl alkoxy, cyano, nitro or perhalomethyl; R.sup.4 is hydrogen or alkyl; R.sup.5 is hydrogen, alkyl, hydroxyalkyl, phenyl, benzyl, substituted phenyl or substituted benzyl in which the substituents are hydroxy, halo, alkyl alkoxy, trifluoromethyl, nitro, cyano, carbalkoxy, carboxamido, amino, alkylamino or dialkylamino; R.sup.
    Type: Grant
    Filed: October 27, 1989
    Date of Patent: January 29, 1991
    Assignees: American Home Products Corp., John Wyeth & Bro.
    Inventors: Magid A. Abou-Gharbia, John P. Yardley, Ian A. Cliffe
  • Patent number: 4985560
    Abstract: The compound of the formula: ##STR1## in which R.sup.1 is hydrogen, alkoxy, cyano, halo, nitro, amino, or mono- or dialkylamino; R.sup.2 is hydrogen, alkyl, phenyl, benzyl, 2-thienyl, 3-thienyl or 2-,3- or 4-pyridinyl; R.sup.3 is hydrogen, alkyl or phenyl; R.sup.4 is N-methyl-pyrrolidin-2yl, 2-, 3- or 4-pyridinyl, 3-quinuclidinyl or ##STR2## where n is 1 to 5; m is 0 to 3; and R.sup.8 is hydrogen or alkyl of 1 to 6 carbon atoms; or R.sup.4 is ##STR3## wherein: (a) n is 2, R.sup.5 taken with R.sup.3 is ethylene and R.sup.6 is --CHO, alkyl, unsubstituted or substituted phenyl, pyrimidinyl, pyridinyl, or pyrazinyl, where the substituents are alkyl, alkoxyl, halo, cyano, nitro or trifluoromethyl; (b) n is 1 to 5, and R.sup.5 and R.sup.6 taken together are polymethylene which may be alkyl substituted or R.sup.5 nd R.sup.6 are morpholino, 3-azabicyclo[3.2.
    Type: Grant
    Filed: January 12, 1990
    Date of Patent: January 15, 1991
    Assignee: American Home Products Corporation
    Inventors: Annmarie L. Sabb, Magid A. Abou-Gharbia, Gervais Dionne
  • Patent number: 4968792
    Abstract: Disclosed herein are novel benzisothiazole derivatives having pharmacological activity, to a process for preparing them, to pharmaceutical compositions containing them, and to their use in the treatment of a variety of central nervous system disorders.
    Type: Grant
    Filed: September 25, 1989
    Date of Patent: November 6, 1990
    Assignee: American Home Products Corporation
    Inventors: Gary P. Stack, Magid A. Abou-Gharbia, Thomas D. Golobish
  • Patent number: 4957913
    Abstract: Hypertension in the mammal is controlable by administration of a compound of the formula: ##STR1## wherein R is ##STR2## in which X is methylene, ethylene or ethylidene and Q is alkylene, alkylidene, or Q is a ##STR3## in which the dotted line represents optional unsaturation; n is one of the integers 2,3 or 4;Ar is phenyl or phenyl substituted with halo. trifluoromethyl or alkoxy, or Ar is 2-pyrimidinyl or halopyrimidin-2-yl, 2-pyrazinyl or halo-pyrazin-2-yl, 2-pyridinyl, cyanopyridin-2-yl or halopyridin-2-yl;or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: November 22, 1989
    Date of Patent: September 18, 1990
    Assignee: American Home Products Corp.
    Inventors: Magid A. Abou-Gharbia, Gary P. Stack, Rodney W. Lappe
  • Patent number: 4957909
    Abstract: The use of the compounds: ##STR1## where R is hydrogen, alkyl, alkoxy, hydroxy, alkanoyloxy, phenylalkoxy, halo or trifluoromethyl; R.sup.1 is alkyl, alkenyl or phenylalkyl; R.sup.2 is hydrogen, alkyl, phenylalkyl, alkenyl, alkynyl, thienylalkyl or furylalkyl; n is one of the integers 2, 3, 4, 5 or 6; or a pharmaceutically acceptable salt thereof, as NMDA antagonists in the treatment of convulsions and neurodegenerative disease states. The compounds in which R.sup.2 are heterocyclylalkylamines are novel and useful NMDA antagonists.
    Type: Grant
    Filed: January 2, 1990
    Date of Patent: September 18, 1990
    Assignee: American Home Products Corporation
    Inventors: Magid A. Abou-Gharbia, Ronald R. Notvest
  • Patent number: 4942234
    Abstract: There are disclosed compounds of the formula ##STR1## wherein R.sup.1 and R.sup.2 are each, independently, hydrogen, lower alkyl, aryl or halo, or R.sup.1 and R.sup.2 taken together represent ##STR2## where the dotted lines represent optional double bonds; R.sup.3, R.sup.4 and R.sup.5 are each, independently, hydrogen, lower alkyl, aryl or halo;R.sup.6 is 2-pyridinyl, 2-pyrazinyl, 2-quinolyl, 2-quinoxalinyl or any of the foregoing R.sup.6 moieties substituted by lower alkyl, lower alkoxy, trifluoromethyl, cyano, nitro or halo; or ##STR3## wherein R.sup.7 is phenyl, 2-pyridinyl, 2-pyrimidinyl, 3-pyridazinyl or 2-pyrazinyl or any of the foregoing R.sup.7 moieties substituted by lower alkyl, lower alkoxy, halo, cyano, trifluoromethyl or nitro;Z is ##STR4## X is lower alkylene, vinylene, O or NH; m is 1-5;n is 0-4;p is 1-4;q is 1-2;and the pharmaceutically acceptable salts thereof, and their use as antipsychotic/anxiolytic agents having a low liability for extrapyramidal side effects.
    Type: Grant
    Filed: February 28, 1989
    Date of Patent: July 17, 1990
    Assignee: American Home Products Corporation
    Inventors: Magid A. Abou-Gharbia, Guy A. Schiehser, Usha R. Patel
  • Patent number: 4940789
    Abstract: This invention involves novel neuroprotectant agents of the formula: ##STR1## in which R.sup.1 and R.sup.3 are, independently, hydrogen, alkyl, alkoxy, hydroxy, cyano, nitro, halo, trifluoromethyl, amino, alkylamino or dialkylamino; R.sup.2 is alkyl; R.sup.4 is alkyl, phenyl or benzyl; n is 0 or 1; m is one of the integers 0,1,2,3,4,5 or 6; and X is alkyl, alkylamino, dialkylamino, alkanoyl or substituted or unsubstituted phenyl, pyridinyl, pyrimidinyl, pyrazinyl, quinolyl, morpholinyl, furyl thienyl, pyrrolyl, tetrahydrofuryl, tetrahydrothienyl, pyrrolidinyl, piperidinyl, piperazinyl or perhydropyridminyl, in which the subsitutent is alkyl, alkoxy, halo, trifluoromethyl, cyano, nitro or hydroxy; or a pharmaceutically acceptable salt thereof; and their use in control of degenerative CNS disease states.
    Type: Grant
    Filed: October 10, 1989
    Date of Patent: July 10, 1990
    Assignee: American Home Products Corporation
    Inventors: Wayne E. Childers, Jr., Magid A. Abou-Gharbia
  • Patent number: 4937347
    Abstract: These are disclosed compounds of the formula ##STR1## wherein R represents ##STR2## where X is lower alkylene, vinylene or O;Y is lower alkylene or vinylene;the dotted line represents an optional double bond;m is 1-3;n is 2-4;A is phenyl, benzoyl, pyridinyl, quinolinyl or quinoxalinyl, or any of the foregoing substituted with lower alkyl, lower alkoxy, halo, cyano, nitro or trifluoromethyl; or when m is >1, A represents the grouping ##STR3## where B is phenyl, pyrimidinyl, pyridinyl or pyrazinyl, or any of the foregoing substituted with lower alkyl, lower alkoxy, halo, cyano, nitro or trifluoromethyl, with the proviso that where R is ##STR4## A is other than unsubstituted or substituted benzoyl or pyridinyl; and the pharmacologically acceptable salts thereof and their use as antipsychotic/anxiolytic and antidepressant agents and in the treatment of sexual dysfunction and having a low liability for extrapyramidal side effects.
    Type: Grant
    Filed: May 5, 1989
    Date of Patent: June 26, 1990
    Assignee: American Home Products Corporation
    Inventors: Magid A. Abou-Gharbia, Usha R. Patel
  • Patent number: 4927934
    Abstract: There are disclosed compounds of the formula ##STR1## wherein R represents ##STR2## where X is lower alkylene, vinylene or O;Y is lower alkylene or vinylene;the dotted line represents an optional double bond;m is 1-3;n is 2-4;A is phenyl, benzoyl, pyridinyl, quinolinyl or quinoxalinyl, or any of the foregoing substituted with lower alkyl, lower alkoxy, halo, cyano, nitro or trifluoromethyl; or when m is>1, A represents the grouping ##STR3## where B is phenyl, pyrimidinyl, pyridinyl or pyrazinyl, or any of the foregoing substituted with lower alkyl, lower alkoxy, halo, cyano, nitro or trifluoromethyl, with the proviso that were R is ##STR4## A is other than unsubstituted or substituted benzoyl or pyridinyl; and the pharmacologically acceptable salts thereof and their use as antipsychotic/anxiolytic and antidepressant agents and in the treatment of sexual dysfunction and having a low liability for extrapyramidal side effects.
    Type: Grant
    Filed: May 5, 1989
    Date of Patent: May 22, 1990
    Assignee: American Home Products Corporation
    Inventors: Magid A. Abou-Gharbia, Usha R. Patel
  • Patent number: 4924008
    Abstract: The use of the compounds: ##STR1## where R is hydrogen, alkyl, alkoxy, hydroxy, alkanoyloxy, phenylalkoxy, halo or trifluoromethyl; R.sup.1 is alkyl, alkenyl or phenylalkyl; R.sup.2 is hydrogen, alkyl, phenylalkyl, alkenyl, alkynyl, thienylalkyl or furylalkyl; n is one of the integers 2, 3, 4, 5 or 6; or a pharmaceutically acceptable salt thereof, as NMDA antagonists in the treatment of convulsions and neurodegenerative disease states. The compounds in which R.sup.2 are heterocyclylalkylamines are novel and useful NMDA antagonists.
    Type: Grant
    Filed: May 4, 1989
    Date of Patent: May 8, 1990
    Assignee: American Home Products Corporation
    Inventors: Magid A. Abou-Gharbia, Ronald R. Notvest
  • Patent number: 4921958
    Abstract: The compounds of the formula: ##STR1## wherein Ad is 1-adamantyl, 2-adamantyl or 3-noradamantyl; n is 1,2,3,4 or 5; R.sup.1 hydrogen, alkyl, phenyl, benzyl, or substituted phenyl or benzyl in which the substituent is alkyl, alkoxy, halo, cyano, nitro or trifluoromethyl; R.sup.2 is phenyl, benzyl or substituted phenyl or benzyl in which the substituent is alkyl, alkoxy, halo, nitro, cyano or perhalomethyl, 2-, 3-, or 4-pyridinyl, 2-, 4- or 5-pyrimidinyl or 2- or 3-pyrazinyl; R.sup.3 and R.sup.4 are, independently, hydrogen, methyl, phenyl or benzyl; or a pharmaceutically acceptable salt thereof, are useful anxiolytic/antidepressant agents, with elements of antipsychotic activity.
    Type: Grant
    Filed: September 27, 1989
    Date of Patent: May 1, 1990
    Assignees: American Home Products Corporation, John Wyeth & Brother Limited
    Inventors: Magid A. Abou-Gharbia, John P. Yardley, Wayne E. Childers, Jr., Ian A. Cliffe
  • Patent number: 4910302
    Abstract: Compounds of the formula: ##STR1## in which Z is ##STR2## wherein X is alkylene, ethanylene or alkylidene; Q is alkylene, alkylidene, ##STR3## or Q, taken together with the carbon atoms to which it is attached forms a benzene ring or a substituted benzene ring, in which said substituents are --OH, --OCH.sub.3, alkyl, halo, --CF.sub.3, --NH.sub.2, monoalkylamino, dialkylamino or alkanoylamino; R.sup.1 is hydrogen or alkyl; R.sup.2 and R.sup.3 are, independently, hydrogen or alkyl or taken together with the carbon atoms to which they are attached, they form a cycloalkane or cycloalkene ring; m is one of the integers 2-5; R.sup.4 is hydrogen, hydroxy, cyano, alkyl, alkoxy, halo, amino, alkylamino, phenylamino, tolylamino, xylylamino, mesitylamino, methoxyphenylamino, or halophenylamino; and the dotted lines represent optional unsaturation; or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: December 19, 1988
    Date of Patent: March 20, 1990
    Assignee: American Home Products Corporation
    Inventors: Magid A. Abou-Gharbia, Gary P. Stack
  • Patent number: 4900835
    Abstract: p is one of the integers 2, 3, 4 or 5;q is one of the integers 1, 2 or 3;and ##STR2## where R.sup.4 is hydrogen, alkyl, alkoxy or halo; or a pharmaceutically acceptable salt thereof are antipsychotic and anxiolytic agents.
    Type: Grant
    Filed: April 7, 1989
    Date of Patent: February 13, 1990
    Assignee: American Home Products Corporation
    Inventor: Magid A. Abou-Gharbia
  • Patent number: 4892943
    Abstract: There are disclosed compounds of the formula ##STR1## wherein R.sup.1 and R.sup.2 represent the structure ##STR2## R.sup.3 and R.sup.4 are hydrogen, or R.sup.3 and R.sup.4 taken together form a 3-5 membered saturated carbocyclic ring;R.sup.5 and R.sup.6 are hydrogen, or R.sup.5 and R.sup.6 taken together form a 3-6 membered carbocyclic ring or a cyclobutenyl ring; with the proviso that when R.sup.3, R.sup.4, R.sup.5 and R.sup.6 are hydrogen, n is other than zero;m is 2-4;n is 0-4;X is lower alkylene, vinylene or O;R.sup.7 is unsubstituted or substituted phenyl, 2-pyridinyl, 2-pyrimidinyl, 2-pyrazinyl or 3-pyridazinyl; where the substituents are selected from the group lower alkyl, lower alkoxy, halo, cyano, nitro and trifluoromethyl;and the pharmaceutically acceptable salts thereof and their use as antipsychotic/anxiolytic agents having a low liability for extrapyramidal side effects.
    Type: Grant
    Filed: August 26, 1988
    Date of Patent: January 9, 1990
    Assignee: American Home Products Corporation
    Inventor: Magid A. Abou-Gharbia
  • Patent number: 4883875
    Abstract: The compounds: ##STR1## in which R.sup.1 and R.sup.2 are hydrogen or alkyl and R.sup.6 and R.sup.7, taken together, are tetramethylene, pentamethylene or hexamethylene;p is one of the integers 2, 3, 4 or 5;and ##STR2## where R.sup.4 is hydrogen, alkyl, alkoxy or halo;or a pharmaceutically acceptable salt thereof are antipsychotic and anxiolytic agents.
    Type: Grant
    Filed: April 7, 1989
    Date of Patent: November 28, 1989
    Assignee: American Home Products Corporation
    Inventor: Magid A. Abou-Gharbia
  • Patent number: 4882432
    Abstract: The compounds of the formula: ##STR1## wherein Ad is 1-adamantyl, 2-adamantyl or 3-noradamantyl; X is --O-- or ##STR2## n is 1,2,3 or 4; R.sup.1 and R.sup.2 are, independently, hydrogen, alkyl, phenyl, benzyl, or substituted phenyl or benzyl in which the substituent is alkyl, alkoxy, halo, cyano, nitro or trifluoromethyl; and R.sup.3 is phenyl, benzyl or substituted phenyl or benzyl in which the substituent is alkyl, alkoxy, halo, nitro, cyano or perhalomethyl, 2-, 3-, or 4-pyridinyl, 2-, 4-or 5-pyrimidiny; or 2- or 3-pyrazinyl; R.sup.4 and R.sup.5 are independently, hydrogen, methyl, phenyl or benzyl; or a pharmaceutically acceptable salt thereof, are useful anxiolytic/antidepressant agents, with elements of antipsychotic activity.
    Type: Grant
    Filed: January 9, 1989
    Date of Patent: November 21, 1989
    Assignee: American Home Products Corporation
    Inventors: Magid A. Abou-Gharbia, John P. Yardley, Wayne E. Childers, Jr.
  • Patent number: 4873331
    Abstract: The compounds of the following structural formula posses useful anxiolytic, antidepressant, antipsychotic and learning and memory enhancement properties: ##STR1## in which R.sup.1 is 3-noradamantyl;n is 0 or 1;X is --CO.sub.2 --, --O.sub.2 C-- or --OCO.sub.2 --;m is 1, 2, 3, 4, or 5;andR.sup.2 is phenyl, benzyl, pyridinyl, pyrimidinyl, pyrazinyl or substituted phenyl or benzyl in which the substituent is alkyl, alkoxy, halo, cyano, nitro or trifluoromethyl;or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: December 9, 1988
    Date of Patent: October 10, 1989
    Assignee: American Home Products Corporation
    Inventors: Wayne E. Childers, Jr., Magid A. Abou-Gharbia
  • Patent number: 4857644
    Abstract: There are disclosed compounds of the formula ##STR1## wherein R.sup.1 and R.sup.2 are each, independently, hydrogen, lower alkyl or phenyl; or R.sup.1 and R.sup.2 taken together represent --(CH.sub.2).sub.4 --or ##STR2## where the dotted line represents an optional double bond; R.sup.3 is hydrogen, lower alkyl, lower alkoxy or halo;R.sup.4 is pyridinyl, pyrimidinyl, pyrazinyl, benzyl, phenyl or phenyl substituted by lower alkyl, lower alkoxy, or halo;Z is --SO.sub.2 --or ##STR3## where R.sup.5 is hydrogen or lower alkyl; m is 0-4;n is 0-2; andthe pharmaceutically acceptable salts thereof, and their use as anti-inflammatory agents.
    Type: Grant
    Filed: June 9, 1988
    Date of Patent: August 15, 1989
    Assignee: American Home Products Corporation
    Inventor: Magid A. Abou-Gharbia
  • Patent number: 4855430
    Abstract: There are disclosed compounds of the formula ##STR1## wherein R represents ##STR2## where X is lower alkylene, vinylene or O;Y is lower alkylene or vinylene;the dotted line represents an optional double bond;m is 1-3;n is 2-4;A is phenyl, benzoyl, pyridinyl, quinolinyl or quinoxalinyl, or any of the foregoing substituted with lower alkyl, lower alkoxy, halo, cyano, nitro or trifluoromethyl; or when m is>1, A represents the grouping ##STR3## where B is phenyl, pyrimidinyl, pyridinyl or pyrazinyl, or any of the foregoing substituted with lower alkyl, lower alkoxy, halo, cyano, nitro or trifluoromethyl, with the proviso that where R is ##STR4## A is other than unsubstituted or substituted benzoyl or pyridinyl; and the pharmacologically acceptable salts thereof and their use as antipsychotic/anxiolytic and antidepressant agents and in the treatment of sexual dysfunction and having a low liability for extrapyramidal side effects.
    Type: Grant
    Filed: November 12, 1987
    Date of Patent: August 8, 1989
    Assignee: American Home Products Corporation
    Inventors: Magid A. Abou-Gharbia, Usha R. Patel