Spiro Patents (Class 540/543)
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Patent number: 5200413Abstract: Compounds of formula (I) and pharmaceutically acceptable salts thereof: ##STR1## wherein L is NH;X and Y are independently selected from hydrogen or C.sub.1-4 alkyl, or together are a bond;R.sub.1 and R.sub.2 are independently selected from hydrogen, C.sub.1-6 alkyl, C.sub.2-6 alkenyl-C.sub.1-4 alkyl, or together are C.sub.2-4 polymethylene;R.sub.3 and R.sub.4 are independently selected from hydrogen, halogen, CF.sub.3, C.sub.1-6 alkyl, C.sub.1-6 alkoxy, C.sub.1-6 alkylthio, C.sub.1-7 acyl, C.sub.1-7 acylamino, C.sub.1-6 alkylsulphonylamino, N-(C.sub.1-6 alkylsulphonyl)-N-C.sub.1-4 alkylamino, C.sub.1-6 alkylsulphinyl, hydroxy, nitro or amino, aminocarbonyl, aminosulphonyl, aminosulphonylamino or N-(aminosulphonyl)-C.sub.1-4 alkylamino optionally N-substituted by one or two groups selected from C.sub.1-6 alkyl, C.sub.3-8 cycloalkyl, C.sub.3-8 cycloalkyl C.sub.1-4 alkyl, phenyl or phenyl C.sub.1-4 alkyl groups or optionally N-disubstituted by C.sub.Type: GrantFiled: August 5, 1991Date of Patent: April 6, 1993Assignee: Beecham Group p.l.c.Inventors: Francis D. King, Karen A. Joiner
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Patent number: 5189168Abstract: This invention relates to 1'-amino-2-[(benzothiazolyl)methyl]spiro[isoquinoline-4(1H),3'-pyrrolidine ]-1,2',3,5'(2H)-tetrones represented by formula (I): ##STR1## wherein: R.sup.1, R.sup.2 and R.sup.3 are independently hydrogen, alkyl containing 1 to 6 carbon atoms, halogen, lower alkoxy containing 1 to 6 carbon atoms, trifluoromethyl or nitro;R.sup.4 and R.sup.5 are independently hydrogen, alkyl containing 1 to 6 carbon atoms, aryl, aryl (lower alkyl) wherein aryl contains 6 to 10 carbon atoms and lower alkyl contains 1 to 6 carbon atoms, alkanoyl of 2 to 5 carbon atoms, carboalkoxy, alkylsulfoxy, arylsulfoxy, alkylsulfonyl, arylsulfonyl wherein aryl contains 6 to 10 carbon atoms and alkoxy and alkyl contain 1 to 6 carbon atoms, or R.sup.4 and R.sup.5 together with the nitrogen atoms to which they are bonded represent a heterocyclic ring of 5 to 7 ring atoms and the pharmaceutically acceptable salts thereof when R.sup.4 and R.sup.5 are hydrogen, alkyl or aryl.Type: GrantFiled: November 25, 1991Date of Patent: February 23, 1993Assignee: American Home Products CorporationInventor: Michael S. Malamas
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Patent number: 5177216Abstract: 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: GrantFiled: May 13, 1991Date of Patent: January 5, 1993Assignee: Yoshitomi Pharmaceutical Industries, Ltd.Inventor: Tsutomu Yamanaka
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Patent number: 5158948Abstract: Novel tetracyclic spirobenzazepine compounds of the formula ##STR1## or a pharmaceutically-acceptable salt, amide or ester thereof, which are dopamine D-1 receptor antagonists useful for treating dopamine-related neurological and psychological disorders, cognitive impairment, attention deficit disorders and addictive behavior disorders.Type: GrantFiled: September 19, 1991Date of Patent: October 27, 1992Assignee: Abbott LaboratoriesInventors: Robert W. Schoenleber, Paul P. Ehrlich, John W. Kebabian, James R. Campbell
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Patent number: 5142054Abstract: Disclosed are new 1,3-dioxenones having the formulae ##STR1## in an optically pure state, a process for preparing same and the use thereof.Type: GrantFiled: February 12, 1991Date of Patent: August 25, 1992Assignee: Studiengesellschaft Kohle mbHInventors: Kurt Schaffner, Martin Demuth
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Patent number: 5104872Abstract: Compound of the general formula (I), which is useful as an agricultural and horticultural fungicide, an agricultural and horticultural fungicidal composition containing said compound, use of said composition for controlling plant disease, and process for the production of said compound: ##STR1## wherein ##STR2## shows a case in which R.sup.3 and R.sup.4 together form a cyclic substituent, and R.sup.1 and R.sup.4 are substituents disclosed in the specification.Type: GrantFiled: August 15, 1990Date of Patent: April 14, 1992Assignee: Nihon Hohyaku Co., Ltd.Inventors: Kenji Tsubata, Nobuyuki Niino, Katsutoshi Endo, Yoshinobu Yamamoto, Hideo Kanno
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Patent number: 5061813Abstract: Novel compounds are disclosed having the formula ##STR1## and R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6 and R.sub.7 are as defined herein. These compounds are useful, for example, as cardiovascular agents and especially as anti-ischemic agents.Type: GrantFiled: April 2, 1990Date of Patent: October 29, 1991Assignee: E. R. Squibb & Sons, Inc.Inventor: Karnail Atwal
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Patent number: 5055576Abstract: New photochromatic and thermochromatic compounds of the spiro-oxazepin-oxazine class are definable by the general formula (I): ##STR1## where the substituents R and R.sub.1 -R.sub.12 are as defined in the description.The process for the preparation of the compounds (I) is described, as is their use as photochromatic and thermochromatic agents.Type: GrantFiled: December 6, 1990Date of Patent: October 8, 1991Assignee: Enichem Synthesis, S.p.A.Inventors: Graziano Castaldi, Pietro Allegrini
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Patent number: 5045539Abstract: There are disclosed compounds having the formula ##STR1## where n is 0, 1, or 2;p and q are each independently 1, 2 or 3;each X and each Y are independently hydrogen, loweralkyl, loweralkoxy, halogen, hydroxy, nitro, amino, loweralkylamino, diloweralkylamino, trifluoromethyl or loweralkylthio;R.sub.1 and R.sub.2 are each independently hydrogen or loweralkyl; andR.sub.3 is hydrogen, loweralkyl, loweralkylcarbonyl, arylloweralkyl or aminocarbonyl;which are useful as analgesic, antipsychotic and anticonvulsant agents.Type: GrantFiled: February 6, 1991Date of Patent: September 3, 1991Assignee: Hoechst-Roussel Pharmaceuticals Inc.Inventors: Grover C. Helsley, John J. Tegeler, Kirk D. Shoger
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Patent number: 5026877Abstract: Disclosed are new 1,3-dioxenones having the formulae ##STR1## in an optically pure state, a process for preparing same and the use thereof.Type: GrantFiled: May 10, 1989Date of Patent: June 25, 1991Assignee: Studiengesellschaft Kohle mbHInventors: Kurt Schaffner, Martin Demuth
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Patent number: 5006531Abstract: There are disclosed compounds having the formula ##STR1## where n is 0, 1, or 2;p and q are each independently 1, 2 or 3;each X and each Y are independently hydrogen, loweralkyl, loweralkoxy, halogen, hydroxy, nitro, amino, loweralkylamino, diloweralkylamino, trifluoromethyl or loweralkythio;R.sub.1 and R.sub.2 are each independently hydrogen or loweralkyl; andR.sub.3 is hydrogen, loweralkyl, loweralkylcarbonyl, arylloweralkyl or aminocarbonyl;which are useful as analgesic, antipsychotic and anticonvulsant agents.Type: GrantFiled: July 10, 1989Date of Patent: April 9, 1991Assignee: Hoechst-Roussel Pharmaceuticals Inc.Inventors: Grover C. Helsley, John J. Tegeler, Kirk D. Shoger
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Patent number: 4996210Abstract: Heterocyclic spiro compounds represented by the following general formula and salts thereof ##STR1## The above compounds act upon muscarinic acetylcholine receptors, thereby activating the acetylcholine nervous functions in the central nervous system.Type: GrantFiled: January 25, 1990Date of Patent: February 26, 1991Assignee: Yamanouchi Pharmaceutical Co., Ltd.Inventors: Shin-ichi Tsukamoto, Hitoshi Nagaoka, Shinji Usuda, Masatomi Harada, Toshinari Tamura
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Patent number: 4994463Abstract: Novel tricyclic compounds having a TXA.sub.2 antagonizing activity represented by formula (I): ##STR1## possess a potent antagonizing action against thromboxane A.sub.2 and also an antiallergic and/or antihistaminic activity, and are expected to have preventive and therapeutic effects on ischemic diseases, cerebro-vascular diseases, etc.Type: GrantFiled: December 8, 1988Date of Patent: February 19, 1991Assignee: Kyowa Hakko Kogyo Co., Ltd.Inventors: Etsuo Oshima, Hiroyuki Obase, Akira Karasawa, Kazuhiro Kubo, Ichiro Miki, Akio Ishii, Hidee Ishii, Kenji Ohmori
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Patent number: 4992436Abstract: The present invention provides a spiro-azabicyclic compound or a salt or prodrug thereof, said compound comprising a saturated or unsaturated 5-membered heterocyclic ring containing two heteroatoms selected from oxygen, nitrogen and sulphur, no more than one of said heteroatoms being nitrogen; said heterocyclic ring having a spiro attachment to an optionally substituted azabicyclo[2.2.1]heptane or azabicyclo[3.2.1]octane ring system; which compounds are useful for the treatment of neurological and mental disorders.Type: GrantFiled: June 29, 1989Date of Patent: February 12, 1991Assignee: Merck Sharp & Dohme, Ltd.Inventors: Raymond Baker, Leslie J. Street, John Saunders
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Patent number: 4985421Abstract: Fungicidal substituted dioxolanylethylamine of the formula ##STR1## in which R represents alkyl, or represents in each case optionally substituted cycloalkylalkyl, aralkyl, cycloalkyl or aryl, andR.sup.1 and R.sup.2 independently of one another each represents hydrogen, alkyl, alkenyl, alkinyl, alkoxyalkyl, dialkoxyalkyl, hydroxyalkyl, hydroxyalkoxyalkyl, alkoxycarbonylalkyl, dioxolanylalkyl, dioxanylalkyl or oxolanylalkyl, or represents in each case optionally substituted cycloalkylalkyl, cycloalkyl, aralkyl, aralkenyl or aryl, orR.sup.1 and R.sup.2, together with the nitrogen atom to which they are bonded, represent an optionally substituted saturated heterocyclic radical, which can optionally contain further hetero atoms,and acid addition salts thereof.Intermediates wherein the amino group is an electron-withdrawing leaving group are also new.Type: GrantFiled: August 17, 1989Date of Patent: January 15, 1991Assignee: Bayer AktiengesellschaftInventors: Wolfgang Kramer, Joachim Weissmuller, Dieter Berg, Wilhelm Brandes, Stefan Dutzmann
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Patent number: 4971964Abstract: A pyridine derivative represented by formula (I): ##STR1## wherein the symbols are as defined in the specification, which exhibits selective, potential, and long-lasting inhibitory activity on biosynthesis of thromboxane A.sub.2 and is useful in the treatment and prevention of a broad range of diseases.Type: GrantFiled: June 15, 1989Date of Patent: November 20, 1990Assignee: Kyowa Hakko Kogyo Co., Ltd.Inventors: Koji Suzuki, Obase Hiroyuki, Akira Karasawa, Shiro Shirakura, Kubo Shizuoka, Ichiro Miki, Akio Ishii
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Patent number: 4943311Abstract: A compound having the structural formula ##STR1## where R is C.sub.2 -C.sub.8 alkylene having 2 to 4 carbon atoms linking X and Y;R.sup.1 is C.sub.1 -C.sub.8 linear or branched alkylene, C.sub.1 -C.sub.6 oxyalkylene, C.sub.1 -C.sub.6 thioalkylene or C.sub.1 -C.sub.6 aminoalkylene;R.sup.2 and R.sup.3 are the same or different and are hydrogen, halogen, C.sub.1 -C.sub.8 alkyl, C.sub.1 -C.sub.6 alkoxy, C.sub.1 -C.sub.6 alkylthio, C.sub.1 -C.sub.6 alkylsulfonyl, phenyl, substituted phenyl, phenoxy, substituted phenoxy, cyano, nitro, --OCOR.sup.4, --COOR.sup.5, --CH.sub.m Q.sub.3-m or --OCH.sub.m Q.sub.3-m ;R.sup.4 is C.sub.1 -C.sub.4 alkyl;R.sup.5 is hydrogen or C.sub.1 -C.sub.4 alkyl;Q is halogen;X and Y are the same or different and are oxygen, sulfur, sulfinyl, sulfonyl or if one is NH, the other is sulfur;Z is nitrogen or CH; andm is 1, 2 or 3;and physiologically acceptable salts thereof,is disclosed. A process for synthesizing the compound of this invention is also set forth.Type: GrantFiled: May 9, 1988Date of Patent: July 24, 1990Assignees: Uniroyal Chemical Company, Inc., Uniroyal Chemical Ltd/LteeInventors: Hoi K. Lai, Robert A. Davis, Allen R. Blem
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Patent number: 4940703Abstract: The present invention provides a compound of formula I or a salt or prodrug thereof: ##STR1## wherein the dotted line represents an optional chemical bond in one of the two possible positions;A represents a group of formula II: ##STR2## in which R.sup.1 represents hydrogen, hydroxy, C.sub.1-6 alkyl, C.sub.2-6 alkenyl, C.sub.2-6 alkynyl, C.sub.1-6 alkoxy, benzyloxy, hydroxy (C.sub.1-6)alkyl, halogen, amino, cyano, nitro, --CONR.sup.6 R.sup.7 or --SO.sub.2 NR.sup.6 R.sup.7, in which R.sup.6 and R.sup.7 independently represent hydrogen, halogen, C.sub.1-6 alkyl, C.sub.2-6 alkenyl or C.sub.2-6 alkynyl;R.sup.2 represents hydrogen, halogen, C.sub.1-6 alkyl, C.sub.1-6 alkoxy or C.sub.1-6 alkylcarbonyl;V represents nitrogen, --CH or --C--; andW represents oxygen, sulphur or --NR.sup.8, in which R.sup.8 represents hydrogen, C.sub.1-6 alkyl, C.sub.2-6 alkenyl or C.sub.Type: GrantFiled: April 4, 1989Date of Patent: July 10, 1990Assignee: Merck Sharp & Dohme LimitedInventors: Raymond Baker, Clare O. Kneen, John Saunders, Christopher Swain
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Patent number: 4939270Abstract: Primary diamines, employed in stoichiometric excess, react with a spirodilactam precursor selected from 4-oxoheptandioic acid compounds or 1,6-dioxaspiro[4.4]nonane-2,7-diones, to produce 1,6-diaza[4.4]spirodilactams having an amino-containing substituent on each spiro ring nitrogen atom. The spirodilactams are useful in the production of thermoplastic polyamides by reaction with diacids and as curing agents for epoxy resins in the production of thermoset resins.Type: GrantFiled: February 23, 1989Date of Patent: July 3, 1990Assignee: Shell Oil CompanyInventor: Pen C. Wang
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Patent number: 4923986Abstract: The present invention relates to novel derivatives of K-252, (8R*, 9S*, 11S*)-(-)-9-hydroxy-9-methoxycarbonyl-8-methyl-2,3,9,10-tetrahydro-8,11-ep oxy-1H,8H, 11H-2,7b,11a-triazadibenzo[a,g]cycloocta-[c,d,e,]trinden-1-one, and the compounds are represented by formula (I): ##STR1## wherein W.sub.1, W.sub.2, R.sup.1, R.sup.2, R.sup.3, R.sup.4, X and Y represent various substituents. The compounds are physiologically active substances that inhibit protein kinase C and exhibit an antitumor activity, and are useful as medicines.Type: GrantFiled: November 8, 1988Date of Patent: May 8, 1990Assignee: Kyowa Hakko Kogyo Co., Ltd.Inventors: Chikara Murakata, Akira Sato, Mitsuru Takahashi, Eiji Kobayashi, Makoto Morimoto, Shiro Akinaga, Tadashi Hirata, Kenichi Mochida, Hiroshi Kase, Koji Yamada, Kazuyuki Iwashashi
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Patent number: 4921955Abstract: The invention relates to a process for the preparation of 1,5-disubstituted imidazoles of the formula ##STR1## by alkylation of an N-cyanoformamidine of the formula IIX--NH--CH.dbd.N--CH (II)to form an N,N-disubstituted N'-cyanoformamidine of the formula ##STR2## which is cyclised under the action of bases to form a 4-aminoimidazole of the formula ##STR3## and then reduced to form the product of the formula I. The invention relates also to a special process for the reduction of the aminoimidazole V to I, and to intermediate compounds for carrying out this process and to processes for the preparation of the intermediate compounds.The meaning of the substituents X and L is explained in detail in the text.Type: GrantFiled: December 18, 1987Date of Patent: May 1, 1990Assignee: Ciba-Geigy CorporationInventor: Werner Topfl
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Patent number: 4920127Abstract: Compounds of formula (I), or a pharmaceutically acceptable salt thereof: ##STR1## wherein L is NH or O;R.sub.1 is hydrogen, fluoro or chloro;R.sub.2 and R.sub.5 are independently hydrogen or C.sub.1-6 alkyl or together are a bond; orR.sub.2 and R.sub.3 and/or R.sub.4 and R.sub.5, together are C.sub.2-7 polymethylene or --(CH.sub.2).sub.m --O--(CH.sub.2).sub.x -- where m and x. are 1 to 5 such that m+x is 2 to 6;R.sub.4 is C.sub.1-7 acyl, C.sub.1-6 alkoxycarbonyl, hydroxycarbonyl, aminocarbonyl optionally substituted by one or two C.sub.1-6 alkyl groups, CF.sub.3, C.sub.1-6 alkyl substituted by C.sub.1-6 alkoxy, C.sub.1-6 alkylthio or by C.sub.1-6 alkoxycarbonyl, or R.sub.4 is phenyl or phenyl-C.sub.1-4 alkyl optionally substituted in the phenyl ring by one or two of halogen, C.sub.1-6 alkyl or C.sub.1-6 alkoxy;Z is a group of formula (a), (b) or (c).Type: GrantFiled: February 16, 1988Date of Patent: April 24, 1990Assignee: Beecham Group p.l.c.Inventors: Francis D. King, Karen A. Joiner
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Patent number: 4906630Abstract: A method for increasing cardiotonic contractility in humans or other animals using a class of benzodiazinone-pyridazinone and hydroxy-pyrazolyl compounds and pharmaceutical compositions including the same.Type: GrantFiled: October 11, 1988Date of Patent: March 6, 1990Assignee: Rorer Pharmaceutical CorporationInventors: William L. Studt, William C. Faith, Bruce F. Molino
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Patent number: 4900830Abstract: The invention thus provides a process for obtaining the preferential replacement by isotopes, of at least one of the hydrogen atoms selected from the group consisting of those attached to the .alpha.- or .alpha.'-carbon atoms in a compound containing the structural moiety (I) ##STR1## which comprises the steps of oxidizing the compound to the corresponding sulfoxide or sulfone which contains the corresponding structural moiety (II) ##STR2## wherein in the sulfoxide n is 1 and in the sulfone n is 2, effecting the isotopic replacement by a known method of said at least one hydrogen atom, and reducing the resultant isotope-labelled sulfoxide or sulfone to the correspondingly labelled compound containing the structural moiety (I).Type: GrantFiled: October 28, 1987Date of Patent: February 13, 1990Assignee: Israel Institute for Biological ResearchInventors: Abraham Fisher, Ishai Karton
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Patent number: 4898607Abstract: 1,5-substituted imidazole derivatives of formula I ##STR1## the stereochemically isomeric forms thereof, and the salts thereof, have useful herbicidal properties. The substituents R.sup.1, R.sup.2, R.sup.3, R.sup.4, X.sup.1, X.sup.2, X.sup.3, A, L and m have the meanings defined herein.Type: GrantFiled: August 18, 1988Date of Patent: February 6, 1990Assignee: Ciba-Geigy CorporationInventors: Henry Szczepanski, Lourens Wals
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Patent number: 4874756Abstract: The present invention provides compounds of the general formula ##STR1## wherein the variables are as defined herein. The present invention also provides processes for the preparation thereof, pharmaceutical compositions containing them and intermediates for the preparation thereof.Type: GrantFiled: August 29, 1986Date of Patent: October 17, 1989Assignee: Boehringer Mannheim GmbHInventors: Alfred Mertens, Wolfgang von der Saal, Herbert Berger, Bernd Muller-Beckmann, Klaus Strein
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Patent number: 4855422Abstract: A method for preparing azoniaspironotropanol esters, esters thus produced, and methods of use for these is disclosed. The esters are effective as broncholytics and as agents in therapy of asthmatic conditions.Type: GrantFiled: December 23, 1986Date of Patent: August 8, 1989Assignee: Madaus GmbH & Co.Inventors: Wolf Grimminger, Klaus Gorler, Karl P. Odenthal
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Patent number: 4851405Abstract: Fungicidally effective aminomethyl heterocyclic compounds of the formula ##STR1## in which X represents oxygen or sulphur,R represents hydrogen or alkyl, or represents in each case optionally substituted cyclohexyl or phenyl andR.sup.1 and R.sup.2 independently of one another each represent hydrogen, alkyl, alkenyl, alkinyl, alkoxyalkyl, dialkoxyalkyl, hydroalkyl, hydroxyalkoxyalkyl, alkoxycarbonylalkyl, dioxolanylalkyl, dioxanylalkyl or oxolanylalkyl, or represent in each case optionally substituted cycloalkylalkyl, cycloalkyl, aralkyl, aralkenyl or aryl, orR.sup.1 and R.sup.2, together with the nitrogen atom to which they are bonded, represent an optionally substituted saturated heterocyclic radical, which can optionally contain further hetero atoms,or acid addition salts thereof.Type: GrantFiled: February 29, 1988Date of Patent: July 25, 1989Assignee: Bayer AktiengesellschaftInventors: Wolfgang Kramer, Joachim Weissmuller, Dieter Berg, Stefan Dutzmann
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Patent number: 4851461Abstract: Acetal esters and amides possessing the polyalkyl piperidin-4-yl moiety are useful light stabilizers with synthetic polymer resins such as polyolefins and, in particular, polypropylene.Type: GrantFiled: October 4, 1988Date of Patent: July 25, 1989Assignee: ICI Americas Inc.Inventors: Richard V. Nelson, John F. Stephen
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Patent number: 4847388Abstract: A novel class of unsaturated polycyclic ethers and esters comprises unsaturated ether and ester derivatives of a hydroxyaryl-substituted [4.4] spirodilactams having nitrogen atoms in the 1- and 6-positions of the spiro ring system and having the hydroxyaryl groups attached to each spiro ring nitrogen. Such unsaturated ethers and esters react with conventional curing agents to produce cured, insoluble products having high glass transition temperatures.Type: GrantFiled: September 16, 1988Date of Patent: July 11, 1989Assignee: Shell Oil CompanyInventor: Pen C. Wang
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Patent number: 4824472Abstract: Novel herbicidal 1-cyclyl or polycyclyl substituted 1H-imidazole-5-carboxylic acid derivatives, compositions containing these compounds as active ingredients, and a method for controlling weeds, preferably selectively in crops of useful plants. Processes for making these novel compounds.Type: GrantFiled: December 23, 1987Date of Patent: April 25, 1989Assignee: Janssen Pharmaceutica N.V.Inventors: Guy R. E. Van Lommen, Victor Sipido, Wim G. Verschueren, William R. Lutz
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Patent number: 4813998Abstract: Novel herbicidal 1-heterocyclyl-1H-imidazole-5-carboxylic acid derivatives, compositions containing these compounds as active ingredients, and a method for controlling weeds, preferably selectively in crops of useful plants. Further the invention also relates to a process for making these novel compounds.Type: GrantFiled: August 24, 1987Date of Patent: March 21, 1989Assignee: Janssen Pharmaceutica N.V.Inventors: Guy R. E. Van Lommen, William R. Lutz, Jozef F. E. Van Gestel
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Patent number: 4812567Abstract: There are disclosed compounds of the formula ##STR1## wherein R.sup.1 and R.sup.2 taken together represent ##STR2## with the proviso that in ##STR3## when X is lower alkylene or O, m is other than 1; and when R.sup.1 and R.sup.2 taken together represent ##STR4## R.sup.3 is other than unsubstituted or substituted 2-pyridinyl or 2-pyrimidinyl;R.sup.3 is unsubstituted or substituted 2-pyridinyl, 2-pyrimidinyl, 2-pyrazinyl or 3-pyridazinyl, where the substituents are selected from the group lower alkyl, lower alkoxy, halo, cyano and nitro;Z is --(CH.sub.2).sub.n -- or vinylene;X is lower alkylene, vinylene or O;m is 1-4;n is 1-3;o is 1-5;p is 0-1;and the pharmaceutically acceptable salts thereof and their use as antipsychotic/anxiolytic agents having a low liability for extrapyramidal side effects.Type: GrantFiled: December 17, 1986Date of Patent: March 14, 1989Assignee: American Home Products CorporationInventor: Magid A. Abou-Gharbia
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Spiro((piperidine-pyrrolidine- or hexahydroazepinyl substituted) pyrrolo(2,1-C) (1,4)benzoxazepines)
Patent number: 4812450Abstract: This invention relates to spiro-[(piperidine-, pyrrolidine-, or -hexahyroazepinyl substituted) pyrrolo[2,1-c][1,4]-benzoxazepines] having the following formula ##STR1## wherein R is hydrogen, lower alkyl, arylloweralkyl, acyl, lower alkenyl, lower alkynyl, and loweralkylbenzisoxazole; X is hydrogen, halogen, loweralkoxy, and trifluoromethyl; Y is hydrogen; 2' or 3' acyl, formyl, carbinol of the formula ##STR2## wherein R.sub.1 and R.sub.2 are the same or different and are independently hydrogen, loweralkyl, arylloweralkyl, aryl, loweralkenyl, lower alkynyl and lower alkylbenzisoxazole; loweralkyl, loweralkenyl and halogen; and n is an integer of 1 to 3. The compounds of this invention display utility as analgesic and antihypertensive agents.Type: GrantFiled: July 30, 1987Date of Patent: March 14, 1989Assignee: Hoechst-Roussel Pharmaceuticals Inc.Inventors: Richard C. Effland, Larry Davis, Kevin J. Kapples -
Patent number: 4810801Abstract: The present invention provides new pyrrolobenzimidazoles of the general formula: ##STR1## wherein R.sub.1 -R.sub.5, X and T are as defined in the specification. The present invention also provides processes for the preparation of these compounds and pharmaceuticals containing them for the prophylaxis and treatment of heart and circulatory diseases.Type: GrantFiled: October 1, 1987Date of Patent: March 7, 1989Assignee: Boehringer Mannheim GmbHInventors: Alfred Mertens, Jens-Peter Holck, Wolfgang Kampe, Bernd Muller-Beckmann, Klaus Strein, Wolfgang Schaumann
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Patent number: 4800202Abstract: Fungicidally active aminomethyltetrahydrofurans of the formula ##STR1## in which A represents a divalent alkylene or alkenylene chain which is in each case optionally substituted andR.sup.1 and R.sup.2 independently of one another each represent hydrogen, alkyl, alkenyl, alkinyl, alkoxyalkyl, dialkoxyalkyl, hydroxyalkyl, hydroxyalkoxyalkyl, dioxolanylalkyl, oxolanylalkyl, or dioxanylalkyl, or represent in each case optionally substituted cycloalkylalkyl, cycloalkyl, aralkyl, aralkenyl or aryl, orR.sup.1 and R.sup.2, together with the nitrogen atom to which they are bonded, represent an optionally substituted saturated heterocyclic radical, which can optionally contain further heteroatoms,or an acid addition salts thereof. Some intermediates therefor wherein NR.sup.1 R.sup.2 is replaced by halogen or sulphonyloxy are also new.Type: GrantFiled: January 25, 1988Date of Patent: January 24, 1989Assignee: Bayer AktiengesellschaftInventors: Joachim Weissmuller, Dieter Berg, Stefan Dutzmann, Paul Reinecke
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Patent number: 4785101Abstract: Benzodiazinone-pyridazinone and -hydroxypyrazolyl compounds possess cardiotonic activity and are included in therapeutic cardiotonic compositions useful in methods for increasing cardiac contractility and for the treatment of congestive heart failure.Type: GrantFiled: June 17, 1987Date of Patent: November 15, 1988Assignee: Rorer Pharmaceutical CorporationInventors: Donald E. Kuhla, Henry F. Campbell, William L. Studt, William C. Faith, Bruce F. Molino
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Patent number: 4762831Abstract: A process for the preparation of a 1,8-bridged 4-quinolone-3-carboxylic acid of the formula ##STR1## wherein the substituents are defined hereinbelow. Some of the compound are new. The old and new compounds are antibacterials and promote animal growth.Type: GrantFiled: June 13, 1986Date of Patent: August 9, 1988Assignee: Bayer AktiengesellschaftInventors: Klaus Grohe, Michael Schriewer
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Patent number: 4758559Abstract: Disclosed are the compounds of the formula ##STR1## wherein n represents the integer 1,2,3 or 4; R.sub.1 represents hydrogen, lower alkyl, halogen, trifluoromethyl, hydroxy or lower alkoxy; R.sub.2 represents hydrogen or lower alkyl; R.sub.3 represents hydrogen, lower alkyl or halogen; R.sub.4 represents amino, lower alkylamino, di-lower alkylamino, morpholino, N-lower alkyl or N-aryl piperazino, pyrrolidino, piperidino or substituted piperidino selected from ##STR2## in which R.sub.5 represents hydrogen, halogen or lower alkyl; and pharmaceutically acceptable salts thereof; which are useful in mammals as calmodulin antagonists for the treatments of gastrointestinal disorders.Type: GrantFiled: January 21, 1986Date of Patent: July 19, 1988Assignee: Ciba-Geigy CorporationInventors: Jan W. F. Wasley, Jon Norman
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Patent number: 4735944Abstract: Spiro compounds, comprising a five-membered carbocyclic ring interrupted by two heteroatoms in ring positions 1 and 3 chosen from oxygen and sulfur atoms and in which the carbon atom in ring position 4 is common to a 4 to 8-membered carbocyclic ring interrupted by a nitrogen atom, are useful as pharmaceuticals.Type: GrantFiled: January 10, 1986Date of Patent: April 5, 1988Assignee: Sandoz Ltd.Inventor: Georg Bolliger
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Patent number: 4710510Abstract: The present invention provides new pyrrolobenzimidazoles of the general formula: ##STR1## wherein R.sub.1 is a hydrogen atom or an alkyl, alkenyl or cycloalkyl radical; R.sub.2 is a hydrogen atom, cyano group or alkyl or alkenyl radical or a carbonyl group substituted by hydroxyl, alkyl, alkoxy, amino, alkylamino, dialkylamino or hydrazino or together with R.sub.1 forms a cycloalkylene radical or R.sub.1 and R.sub.2 together form an alkylidene or cycloalkylidene radical; R.sub.3, R.sub.4 and R.sub.Type: GrantFiled: December 10, 1985Date of Patent: December 1, 1987Assignee: Boehringer Mannheim GmbHInventors: Alfred Mertens, Jens-Peter Holck, Wolfgang Kampe, Bernd Muller-Beckmann, Klaus Strein, Wolfgang Schaumann
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Patent number: 4701485Abstract: Malonate-derived acetal esters and amides possessing the polyalkyl piperidin-4-yl moiety are useful light stabilizers with synthetic polymer resins such as polyolefins and, in particular, polypropylene.Type: GrantFiled: August 6, 1986Date of Patent: October 20, 1987Assignee: ICI Americas Inc.Inventors: Richard V. Nelson, John F. Stephen
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Patent number: 4690963Abstract: Monomeric and oligomeric derivatives of the diethyl ester of polyalkyl 1,4-dioxa-8-azaspiro-[4.5]-decane-2,3-dicarboxylic acid are useful light stabilizers for synthetic polymer resins such as polyolefins, and in particular, polypropylene.Type: GrantFiled: September 2, 1986Date of Patent: September 1, 1987Assignee: ICI Americas Inc.Inventors: Richard V. Nelson, John F. Stephen
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Patent number: 4638067Abstract: Novel naphthyridine-, quinoline- and benzoxazine-carboxylic acids as antibacterial agents are described as well as methods for their manufacture, formulation, and use in treating bacterial infections including the description of certain novel intermediates used in the manufacture of the antibacterial agents.Type: GrantFiled: August 12, 1985Date of Patent: January 20, 1987Assignee: Warner-Lambert Co.Inventors: Townley P. Culbertson, John M. Domagala, Thomas F. Mich, Jeffrey B. Nichols
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Patent number: 4617302Abstract: This invention provides certain pyridazinone derivatives, their pharmaceutical formulations, and their use as positive inotropic agents.Type: GrantFiled: October 15, 1984Date of Patent: October 14, 1986Assignee: Eli Lilly and CompanyInventor: David W. Robertson