Chalcogen And A Carbocyclic Ring Bonded Directly At 4-position Patents (Class 546/217)
  • Patent number: 4897397
    Abstract: Certain aryl-alkynoic, alkenoic and alkanoic acids and derivatives and their use in treating inflammation, allergy and hyperproliferative skin disease are disclosed.
    Type: Grant
    Filed: December 16, 1988
    Date of Patent: January 30, 1990
    Assignee: Schering Corporation
    Inventors: Neng Y. Shih, David J. Blythin
  • Patent number: 4824853
    Abstract: Antidiarrheal active .alpha.,.alpha.-diaryl-4-aryl-4-hydroxy-1-piperidinebutanamide, N-oxides, compositions containing the same and methods of treating diarrhea.
    Type: Grant
    Filed: July 23, 1986
    Date of Patent: April 25, 1989
    Assignee: Janssen Pharmaceutica N.V.
    Inventors: Lourens Wals, Ludwig P. Cooymans
  • Patent number: 4822883
    Abstract: Compounds which contain peroxide linkages and the radical of a hindered amine light stabilizer group are provided. These compounds function as polymerization initiators which cause the hindered amine stabilizer to be chemically bound to the polymer.
    Type: Grant
    Filed: August 20, 1987
    Date of Patent: April 18, 1989
    Assignee: Pennwalt Corporation
    Inventor: Terry N. Myers
  • Patent number: 4680402
    Abstract: Intermediate products usable in particular for preparing corresponding amino derivatives by converting their nitro function, said products being of formula: ##STR1## in which: R.sub.1, R.sub.2 and R.sub.3, which are identical or different, each represent an atom of hydrogen, a halogen, a lower alkyl group or a lower alkoxy group;R.sub.5 and R.sub.6, which are identical or different, each represent an atom of hydrogen, a lower alkyl group, an OH group, a phenyl group or a benzyl group.
    Type: Grant
    Filed: May 30, 1986
    Date of Patent: July 14, 1987
    Assignee: Societe de Recherches Industrielles (S.O.R.I.)
    Inventors: Bernard Majoie, Francois Bellamy, Pierre Dodey, Jacques Robin
  • Patent number: 4612320
    Abstract: Compounds of the general formula ##STR1## where R.sup.1, R.sup.2, R.sup.3, R.sup.4 and n have the meanings given in the description, are useful for treating cardiac disorders.
    Type: Grant
    Filed: March 12, 1984
    Date of Patent: September 16, 1986
    Assignee: BASF Aktiengesellschaft
    Inventors: Albrecht Franke, Josef Gries, Claus D. Mueller, Dieter Lenke
  • Patent number: 4585779
    Abstract: cis-4a-Aryl-1,2,3,4,4a,9b-hexahydro-benzofuro[3,2-c]pyridines and methods of preparing same are described. On the nitrogen atom there may be a substituent including loweralkyl, loweralkenyl, phenylloweralkyl, hydrogen cyanoloweralkyl, phenylcarbonylloweralkyl, phenoxyloweralkyl and cycloalkylloweralkyl. The 4a-aryl group may be a phenyl, mono-halogen substituted phenyl, tolyl, methoxyphenyl, hydroxyphenyl, or furyl. These compounds are useful as analgesic and anticonvulsant agents.3-o-Fluorophenyl-1-methyl-4-aryl-4-piperidinols which are useful as intermediates for preparing the aforementioned compounds and methods for preparing same are also described.
    Type: Grant
    Filed: December 21, 1984
    Date of Patent: April 29, 1986
    Assignee: Hoechst-Roussel Pharmaceuticals Inc.
    Inventor: Solomon S. Klioze
  • Patent number: 4558155
    Abstract: N-(Aryloxyalkyl)-N'-(aminoalkyl)ureas and thioureas having the formula: ##STR1## wherein R.sup.1 and R.sup.2 are hydrogen, loweralkyl, cycloalkyl, phenyl or phenyllower alkyl, and R.sup.3 and R.sup.4 are hydrogen, loweralkyl, phenyl and phenylalkyl or R.sup.3 and R.sup.4 taken together with the adjacent nitrogen form a heterocyclic residue are disclosed in a method of suppressing cardiac arrhythmias.
    Type: Grant
    Filed: November 13, 1984
    Date of Patent: December 10, 1985
    Assignee: A. H. Robins Company, Incorporated
    Inventors: James R. Shanklin, Jr., Christopher P. Johnson, III
  • Patent number: 4539323
    Abstract: Compounds of the formula ##STR1## wherein R.sub.1 and R.sub.2, which may be identical to or different from each other, are each independently hydrogen, straight or branched alkyl of 1 to 8 carbon atoms or arylmethyl; orR.sub.1 and R.sub.2, together with each other, are --(CH.sub.2).sub.4 or --(CH.sub.2).sub.5 --; andR.sub.3 and R.sub.4, which may be identical to or different from each other, are each independently hydrogen, straight or branched alkyl of 1 to 4 carbon atoms or arylmethyl; orR.sub.3 and R.sub.4, together with each other, are --CH.sub.3 -- or --CH.sub.2 --CH.sub.2 --;and non-toxic, pharmacologically acceptable acid addition salts thereof. The compounds as well as their salts are useful for the treatment of cardiovascular diseases, especially hypertension.
    Type: Grant
    Filed: September 14, 1983
    Date of Patent: September 3, 1985
    Assignee: Boehringer Ingelheim KG
    Inventors: Anton Mentrup, Ernst-Otto Renth, Kurt Schromm, Wolfgang Hoefke, Wolfram Gaida
  • Patent number: 4537963
    Abstract: Process for preparing analgesic and narcotic antagonistic isoquinolines comprising:(a) contacting and reacting a lithiated anisole or alkyl phenyl ether, optionally substituted at the 3-position to the lithium atom, with a 4-piperidone to yield a 4-aryl-4-piperidinol;(b) dehydrating the piperidinol to a 4-aryl-1,2,3,6-tetrahydropyridine;(c) metalating and acylating the 1,2,3,6-tetrahydropyridine to yield a 1-(4-aryl-1,2,3,4-tetrahydropyrid-4-yl)-4-hydroxy-1-butanone;(d) reducing the ketone moiety of the butanone to yield a 5-aryl-7-oxa-2-azabicyclo[3,2.1]-octane-6-propanol;(e) converting the alcohol moiety of the propanol to L to yield a 5-aryl-6-[3-(L)propyl]-7-oxa-2-azabicyclo[3.3.1]octane in which L is a leaving group selected from the group consisting of --Cl, --Br, --I, p--MeC.sub.6 H.sub.4 SO.sub.3 -- and MeSO.sub.3 --.
    Type: Grant
    Filed: August 11, 1983
    Date of Patent: August 27, 1985
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Ashokkumar B. Shenvi
  • Patent number: 4537698
    Abstract: New piperidine derivatives ##STR1## in which R.sup.1 and R.sup.2 each independently is alkyl or alkoxy each of 1 to 10 C atoms, --Y--Z, F, Cl, Br or CN, and the radical R.sup.1 can also be H,Y is --CO--O--, --O--CO or a single bond,Z is --Q--R.sup.3 or alkyl having 1-10 C atoms,Q is 1,4-phenylene or 1,4-cyclohexylene,R.sup.3 is alkyl having 1-10 C atoms, F or CN, andA is 1,4-cyclohexylene or 1,3-dioxane-2,5-diyl, and their acid addition salts,can be used as components of dielectrics for electro-optical display elements.
    Type: Grant
    Filed: May 31, 1983
    Date of Patent: August 27, 1985
    Assignee: Merck Patent Gesellschaft mit beschrankter Haftung
    Inventors: Wolfgang Sucrow, Wolfgang Schatull, Peter Fuss
  • Patent number: 4528294
    Abstract: The present invention relates to new benzoyl-phenyl-piperidine derivatives selected from the group consisting of:(i) 2-piperidinobenzophenones of the general formula: ##STR1## in which: R.sub.1, R.sub.2 and R.sub.3, which are identical or different, each represent an atom of hydrogen, a hydroxy group, CF.sub.3, a halogen, a lower alkyl group or a lower alkoxy group;R.sub.4 represents an atom of hydrogen, a halogen, an NO.sub.2 group, an NR'R" group [where R' and R", which are identical or different, represent an atom of hydrogen, a lower alkyl group or a CO.sub.2 R group (where R represents a lower alkyl group or a benzyl group)];R.sub.5 and R.sub.6, which are identical or different, each represent an atom of hydrogen, a C.sub.1 -C.sub.4 -alkyl group, an OH group, a phenyl group or a benzyl group; and(ii) acid addition salts thereof.The invention also relates to the method for preparing these new derivatives and to their use in therapeutics, particularly as immunostimulant and immunoadjuvant agents.
    Type: Grant
    Filed: June 24, 1982
    Date of Patent: July 9, 1985
    Assignee: Societe de Recherches Industrielle S.O.R.I.
    Inventors: Bernard Majoie, Francois Bellamy, Pierre Dodey, Jacques Robin
  • Patent number: 4507306
    Abstract: cis-4a-Aryl-1,2,3,4,4a,9b-hexahydro-benzofuro[3,2-c]pyridines and methods of preparing same are described. On the nitrogen atom there may be a substituent including loweralkyl, loweralkenyl, phenylloweralkyl, hydrogen, cyanoloweralkyl, phenylcarbonylloweralkyl, phenoxyloweralkyl and cycloalkylloweralkyl. The 4a-aryl group may be a phenyl, mono-halogen substituted phenyl, tolyl, methoxyphenyl, hydroxyphenyl, or furyl. These compounds are useful as analgesic and anticonvulsant agents.3-o-Fluorophenyl-1-methyl-4-aryl-4-piperidinols which are useful as intermediates for preparing the aforementioned compounds and methods for preparing same are also described.
    Type: Grant
    Filed: July 22, 1982
    Date of Patent: March 26, 1985
    Assignee: Hoechst-Roussel Pharmaceuticals Inc.
    Inventor: Solomon S. Klioze
  • Patent number: 4500529
    Abstract: N-(Aryloxyalkyl)-N'-(aminoalkyl)ureas and thioureas having the formula: ##STR1## wherein R.sup.1 and R.sup.2 are hydrogen, loweralkyl, cycloalkyl, phenyl or phenyllower alkyl, and R.sup.3 and R.sup.4 are hydrogen, loweralkyl, phenyl and phenylalkyl or R.sup.3 and R.sup.4 taken together with the adjacent nitrogen form a heterocyclic residue are disclosed in a method of suppressing cardiac arrhythmias.
    Type: Grant
    Filed: May 9, 1983
    Date of Patent: February 19, 1985
    Assignee: A. H. Robins Company, Incorporated
    Inventors: James R. Shanklin, Jr., Christopher P. Johnson, III
  • Patent number: 4447428
    Abstract: Prostanoid compounds are described having the formula: ##STR1## where A is a cyclopentane ring, which is substituted by oxo and/or hydroxy or etherified hydroxy and may be saturated or unsaturated; X is --CH.dbd.CH--or --(CH.sub.2).sub.2 --; R is alkyl having a terminal --COOH or ester group; and Y is amino or substituted amino, particularly heterocyclic amino.The compounds have bronchodilator activity and/or inhibit blood platelet aggregation.The preparation and pharmaceutical formulation of the compounds is also described.
    Type: Grant
    Filed: July 15, 1983
    Date of Patent: May 8, 1984
    Assignee: Glaxo Group Limited
    Inventors: Eric W. Collington, Harry Finch, Roger F. Newton
  • Patent number: 4418201
    Abstract: Nitrogen-containing heterocyclic compounds are prepared by the Lewis acid catalyzed cyclization of a diamino-substituted aliphatic compound of the formulaR.sub.2 N-(CR'.sub.2).sub.x+1 -NR".sub.2wherein R, R' and R" are specified substituents and x is an integer from 1 to 4.
    Type: Grant
    Filed: May 16, 1980
    Date of Patent: November 29, 1983
    Assignee: The Dow Chemical Company
    Inventor: Billy M. Williams
  • Patent number: 4415736
    Abstract: Process for preparing analgesic and narcotic antagonistic isoquinolines comprising:(a) contacting and reacting a lithiated anisole or alkyl phenyl ether, optionally substituted at the 3-position to the lithium atom, with a 4-piperidone to yield a 4-aryl-4-piperidinol;(b) dehydrating the piperidinol to a 4-aryl-1,2,3,6-tetrahydropyridine;(c) metalating and acylating the 1,2,3,6-tetrahydropyridine to yield a 1-(4-aryl-1,2,3,4-tetrahydropyrid-4-yl)-4-hydroxy-1-butanone;(d) reducing the ketone moiety of the butanone to yield a 5-aryl-7-oxa-2-azabicyclo[3.2.1]-octane-6-propanol;(e) converting the alcohol moiety of the propanol to L to yield a 5-aryl-6-[3-(L)propyl]-7-oxa-2-azabicyclo[3.2.1]octane in which L is a leaving group selected from the group consisting of -Cl, -Br, -I, p-MeC.sub.6 H.sub.4 SO.sub.3 - and MeSO.sub.3 -.
    Type: Grant
    Filed: December 28, 1981
    Date of Patent: November 15, 1983
    Assignee: E. I. Du Pont de Nemours & Co.
    Inventors: Engelbert Ciganek, Ashokkumar B. Shenvi
  • Patent number: 4414219
    Abstract: Novel azacycloalkanes, azacycloalkenes and derivatives thereof and methods of preparing same are described. These compounds are useful as antidepressants, anticonvulsants, tranquilizers and analgetics.
    Type: Grant
    Filed: August 1, 1980
    Date of Patent: November 8, 1983
    Assignee: American Hoechst Corporation
    Inventors: Lawrence L. Martin, Helen H. Ong, Vernon B. Anderson, Charles A. Crichlow
  • Patent number: 4411904
    Abstract: Compounds of the formula ##STR1## where X and Y are hydrogen, halogen, lower alkyl, nitro are useful as neuroleptics.
    Type: Grant
    Filed: June 14, 1982
    Date of Patent: October 25, 1983
    Assignee: Warner-Lambert Company
    Inventor: Ian C. Pattison
  • Patent number: 4409213
    Abstract: Prostanoid compounds are described having the formula: ##STR1## where A is a cyclopentane ring, which is substituted by oxo and/or hydroxy or etherified hydroxy and may be saturated or unsaturated; X is --CH.dbd.CH-- or --(CH.sub.2).sub.2 --; R is alkyl having a terminal --COOH or ester group; and Y is amino or substituted amino, particularly heterocyclic amino.The compounds have bronchodilator activity and/or inhibit blood platelet aggregation.The preparation and pharmaceutical formulation of the compounds is also described.
    Type: Grant
    Filed: November 10, 1982
    Date of Patent: October 11, 1983
    Assignee: Glaxo Group Limited
    Inventors: Eric W. Collington, Harry Finch, Roger F. Newton, Christopher J. Wallis
  • Patent number: 4409229
    Abstract: Novel substituted 1,3-dihydrospiro[benzo(c)thiophene]s and methods of preparing the same are described. These compounds are useful as antidepressants and tranquilizers and intermediates therefor.
    Type: Grant
    Filed: October 20, 1981
    Date of Patent: October 11, 1983
    Assignee: Hoechst-Roussel Pharmaceuticals, Inc.
    Inventors: Helen H. Ong, Vernon B. Anderson, James A. Profitt
  • Patent number: 4396770
    Abstract: Novel 1-[3-(6-fluoro-1,2-benzisoxazol-3-yl)propyl]-4-hydroxy-4-phenylpiperidines , processes for the preparation thereof, and methods of treating psychoses and alleviating pain employing compounds and compositions thereof are disclosed.
    Type: Grant
    Filed: April 9, 1982
    Date of Patent: August 2, 1983
    Assignee: Hoechst-Roussel Pharmaceuticals Inc.
    Inventors: Larry Davis, Joseph T. Klein
  • Patent number: 4364954
    Abstract: Compounds of the formula ##STR1## where X and Y are hydrogen, halogen, lower alkyl, nitro are useful as neuroleptics.
    Type: Grant
    Filed: May 29, 1981
    Date of Patent: December 21, 1982
    Assignee: Warner-Lambert Company
    Inventor: Ian C. Pattison
  • Patent number: 4333942
    Abstract: 4-Phenoxypiperidines of the general formula I ##STR1## wherein R.sup.1 denotes a hydrogen atom, an alkyl group with 1 to 5 carbon atoms, an alkenyl group with 3 to 5 carbon atoms, a cycloalkylmethyl group with 3 to 7 carbon atoms in the cycloalkyl part or a phenylalkyl group with 1 to 3 carbon atoms in the alkyl part,R.sup.2 denotes a hydrogen atom, a nitro group, an amino group or an acylamino group andR.sup.3 denotes a phenyl group or a benzyl group,and their N-oxides and their acid-addition salts are new compounds. They have an antiptotic and analgesic action and are suitable for the treatment of depressions and painful conditions. Processes for the preparation of the new compounds are provided.
    Type: Grant
    Filed: July 11, 1980
    Date of Patent: June 8, 1982
    Assignee: BYK Gulden Lomberg Chemische Fabrik GmbH
    Inventors: Klaus Eistetter, Hans-Peter Kley, Heinz-Gunter Menge, Hartmann Schaefer
  • Patent number: 4325953
    Abstract: 4-Aryl-4-aryloxypiperidines of the general formula (I) ##STR1## and their pharmaceutically acceptable acid addition salts, wherein R.sup.1 and R.sup.2 are hydrogen or lower alkyl, R.sup.3 is hydrogen, lower alkyl or benzyl, Ar is phenyl optionally substituted by one or more halogen, trifluoromethyl, lower alkyl, lower alkoxy, nitro or amino groups and Ar.sup.1 is a phenyl radical optionally substituted by one or more cyano, methylsulphinyl, methylsulphonyl, lower alkoxy, trifluoromethyl, lower alkyl, lower alkenyl, halogen, nitro, amino or acylamino groups or an aromatic heterocyclic mono- or di-cyclic radical, exhibit activity on the central nervous system, e.g. as antidepressants.
    Type: Grant
    Filed: September 3, 1980
    Date of Patent: April 20, 1982
    Assignee: John Wyeth and Brother Limited
    Inventor: Robin G. Shepherd
  • Patent number: 4292321
    Abstract: Compounds of the formula ##STR1## where Q is defined hereinafter and X and Y are hydrogen, halogen, lower alkyl, nitro are useful as neuroleptics.
    Type: Grant
    Filed: January 10, 1980
    Date of Patent: September 29, 1981
    Assignee: Warner-Lambert Company
    Inventor: Ian C. Pattison
  • Patent number: 4286095
    Abstract: A 4-phenyl piperidine having the formula: ##STR1## wherein R.sub.1 is a straight chain lower alkyl group; R.sub.2 is --COCH.sub.3, --COC.sub.2 H.sub.5 or ##STR2## R.sub.3 is --OCOCH.sub.3, --OCOC.sub.2 H.sub.5, --OCO -cycloalkyl, or --OCOC.sub.6 H.sub.4 --Z; wherein Z is hydrogen, lower alkyl, lower alkoxy or chlorine, and X is oxygen: or an addition salt thereof with a pharmaceutically acceptable organic acid or inorganic acid. The compounds have have found to have, inter alia, stimulatory effects on the central nervous system which is indicative of their use as antidepressants in humans.
    Type: Grant
    Filed: May 1, 1979
    Date of Patent: August 25, 1981
    Assignee: Canada Packers Inc.
    Inventors: Rudolf Kubela, Philip D. Edwards, Lisa A. Hughes
  • Patent number: 4284638
    Abstract: The invention relates to pharmaceutical compositions which contain, as active ingredients, a butyrophenone derivative I which is basically substituted in the 4-position and has central depressant and antipsychotic activity, or a pharmaceutically acceptable acid addition salt thereof, and an unsubstituted or substituted C-(2-benzofuranyl)-piperidine or C-(2-benzofuranyl)-tetrahydropyridine of the general formula II ##STR1## wherein R.sub.1 is hydrogen, an alkyl group containing at most 4 carbon atoms, the allyl, 3-oxobutyl, 3-hydroxybutyl, 2-propynyl or cyclopropylmethyl group, R.sub.2 is hydrogen or a methyl group, R.sub.3 is hydrogen, halogen having an atomic number up to 35, a lower alkyl or alkoxy group, the trifluoromethyl group or a cycloalkyl group containing 5 to 8 carbon atoms, R.sub.4 is hydrogen, a lower alkyl group or halogen having an atomic number up to 35, or R.sub.3 and R.sub.
    Type: Grant
    Filed: November 14, 1979
    Date of Patent: August 18, 1981
    Assignee: Ciba-Geigy Corporation
    Inventors: Peter Waldmeier, Aleksandra Delini-Stula
  • Patent number: 4268514
    Abstract: The disclosure relates to xanthene derivatives which possess analgesic activity, to processes for the manufacture of said derivatives and to pharmaceutical compositions containing them. Typical of the xanthene derivatives disclosed is 6-chloro-4-hydroxy-1'-methylxanthene-9-spiro-4'-piperidine.
    Type: Grant
    Filed: October 14, 1976
    Date of Patent: May 19, 1981
    Assignee: Imperial Chemical Industries Limited
    Inventors: Ronald H. B. Galt, Robert J. Pearce
  • Patent number: 4241071
    Abstract: Novel azacycloalkanes, azacycloalkenes and derivatives thereof and methods of preparing same are described. These compounds are useful as antidepressants, anticonvulsants, tranquilizers and analgetics.
    Type: Grant
    Filed: January 25, 1979
    Date of Patent: December 23, 1980
    Assignee: American Hoechst Corporation
    Inventors: Lawrence L. Martin, Helen H. Ong, Vernon B. Anderson, Charles A. Crichlow
  • Patent number: 4235914
    Abstract: Butyrophenone compounds having excellent psychotropic activity and represented by the formula: ##STR1## wherein Z is defined hereinbelow.
    Type: Grant
    Filed: October 17, 1978
    Date of Patent: November 25, 1980
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Kikuo Sasajima, Keiichi Ono, Hisao Yamamoto
  • Patent number: 4205173
    Abstract: 1-Heterocyclic alkyl-1,2,3,4-tetrahydroquinazolinones, acid addition salts thereof, and intermediate compounds having analgesic properties. A representative quinazolinone compound is 1-[2-(1-phenyl-4-piperazinyl)-ethyl]-2-phenyl-1,2,3,4-tetrahydro-4-quinazo linone. A representative analgesic intermediate is 2-[2-(4-[1-phenyl]piperazinyl)ethylamino] bezamide.
    Type: Grant
    Filed: August 23, 1976
    Date of Patent: May 27, 1980
    Assignee: Pennwalt Corporation
    Inventor: Bola V. Shetty
  • Patent number: 4132710
    Abstract: [2]Benzopyrano[3,4-c]pyridine derivatives characterized by having a 2,3,4,4a,6,10b-hexahydro-1H-[2]benzopyrano[3,4-c]pyridine nucleus bearing a substituent at position 6 are disclosed. The nucleus can be optionally further substituted at positions 2,3,4,6 and on the aromatic ring. The derivatives are useful diuretic, anorexic, antidepressant, anticonvulsant and antihypertensive agents. Methods for their preparation and use also are disclosed.
    Type: Grant
    Filed: December 20, 1976
    Date of Patent: January 2, 1979
    Assignee: Ayerst, McKenna and Harrison, Ltd.
    Inventors: Jean A. Gauthier, Leslie G. Humber, Clara Revesz