Having -c(=x)-, Wherein X Is Chalcogen, Bonded Directly To The Six-membered Hetero Ring Patents (Class 546/298)
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Patent number: 4885026Abstract: Disclosed are pyridine herbicides characterized by substitution with a fluorine-containing methyl group at the 2- or 6-position, a carboxylic acid-derived group at the 3-position, and a halogen or a substituted nitrogen-containing group at the 5-position.Type: GrantFiled: May 12, 1986Date of Patent: December 5, 1989Assignee: Monsanto CompanyInventors: Len F. Lee, Mark G. Dolson
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Patent number: 4882341Abstract: The invention relates to amino substituted propenoates and their use against fungi.Type: GrantFiled: September 9, 1988Date of Patent: November 21, 1989Assignee: Imperial Chemical Industries PLCInventors: John M. Clough, Ian T. Kay
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Patent number: 4871751Abstract: New substituted derivatives of 1,2,6-triphenyl-4(1H)-pyridone are now provided, which are useful as fungicidal agent having practically valuable and improved fungicidal activities against a variety of phyto-pathogenic microorganisms, especially fungi and which show low toxicity to animals, including humans. These new compounds may be produced by different processes.Type: GrantFiled: April 6, 1988Date of Patent: October 3, 1989Assignees: Kumai Chemical Industry Co., Ltd., Ihara Chemical Industry Co., Ltd.Inventors: Norihisa Yonekura, Takashi Yumita, Yukio Nezu, Yoshiyuki Kojima, Shin-ichiro Maeno, Shigeharu Yaguchi
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Patent number: 4866079Abstract: The invention relates to novel N-pyridyloxyphenylisothioureas of formula I ##STR1## wherein the substituents R.sub.1 are each independently halogen, C.sub.1 -C.sub.3 alkyl, a mono- or polyhalogenated C.sub.1 -C.sub.3 alkyl group, or --COOR.sub.7 ;R.sub.2, R.sub.3 and R.sub.7 are each independently C.sub.1 -C.sub.5 alkyl, with the proviso that R.sub.2 and R.sub.3 are not simultaneously methyl if R.sub.6 is tert-butyl and the substituents R.sub.1 are chlorine and/or trifluoromethyl;R.sub.4 is hydrogen or methyl;R.sub.5 is C.sub.1 -C.sub.6 alkyl;R.sub.6 is C.sub.1 -C.sub.12 alkyl, a mono- or polyhalogenated C.sub.1 -C.sub.12 alkyl group, C.sub.1 -C.sub.6 alkoxy-C.sub.1 -C.sub.12 alkyl, C.sub.3 -C.sub.8 cycloalkyl, a mono- or di(C.sub.1 -C.sub.3)alkylated C.sub.3 -C.sub.8 cycloalkyl group, C.sub.3 -C.sub.8 cycloalkyl-C.sub.1 -C.sub.Type: GrantFiled: March 12, 1987Date of Patent: September 12, 1989Assignee: Ciba-Geigy CorporationInventors: Manfred Boger, Jozef Drabek
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Patent number: 4866078Abstract: A compound of formula (I) ##STR1## wherein R.sup.1, R.sup.2, R.sup.4 and R.sup.5 are independently selected from hydrogen, halogen, lower alkyl optionally substituted by halogen, lower alkoxy optionally substituted by halogen and lower alkenyl optionally substituted by halogen;R.sup.3 is halogen, amino, mono- or di(lower alkyl)-amino, lower alkyl substituted by halogen, lower alkoxy optionally substituted by halogen and lower alkenyl optionally substituted by halogen provided that R.sup.3 is not monochloro or monobromo-methyl;R.sup.6 is oxygen or sulphur;R.sup.7 and R.sup.10 are independently selected from hydrogen, halogen, lower alkyl optionally substituted by halogen, lower alkoxy optionally substituted by halogen, and lower thioalkoxy optionally substituted by halogen; andR.sup.Type: GrantFiled: August 27, 1987Date of Patent: September 12, 1989Assignee: Imperial Chemical Industries PLCInventors: Trevor R. Perrior, David J. Tapolczay
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Patent number: 4863939Abstract: The growth of livestock is promoted by the new compounds of the formula ##STR1## in which R.sup.1 represents hydrogen, alkyl, halogen, halogenoalkyl, hydroxyl, cyano, alkoxycarbonyl, aminocarbonyl, mono- and dialkylaminocarbonyl, alkoxy, halogenoalkoxy, halogenoalkylthio or NHSO.sub.2 -alkyl,R.sup.2 represents hydrogen, hydroxyl, alkoxy or the --NR.sup.11 R.sup.12 radical,R.sup.3 represents the radicals mentioned in the case of R.sup.1R.sup.4 represents hydroxyl, acyloxy or alkoxy,R.sup.5 represents hydrogen or alkyl,R.sup.6 represents hydrogen or alkyl,R.sup.7 represents hydrogen or alkyl,R.sup.8 represents hydrogen or alkyl,X represents C.sub.1 -C.sub.10 -alkylene or a direct bond,Y represents oxygen or a direct bond,R.sup.9 represents hydrogen, C.sub.1 -C.sub.10 -alkyl which is optionally substituted by hydroxyl, alkoxy, acyloxy or the --NR.sup.13 R.sup.14 radical, or represents the COR.sup.15 radical or the O--Z--R.sup.16 radical,Z represents C.sub.1 -C.sub.10 -alkylene, C.sub.1 -C.sub.Type: GrantFiled: July 30, 1987Date of Patent: September 5, 1989Assignee: Bayer AktiengesellschaftInventors: Hans Lindel, Werner Hallenbach, Friedrich Berschauer, Anno de Jong, Martin Scheer
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Patent number: 4853395Abstract: Novel 5-acyl-2-(1H)pyridinones and their use as cardiotonic agents. Typical of the compounds is 5-acetyl-1,2-dihydro-6-methyl-2-oxo-3-pyridinecarbonitrile which is prepared by condensing anionic cyano acetamide with 3-[(dimethylamino)methylenyl]-2,4-pentanedione in an inert organic solvent.Type: GrantFiled: November 17, 1987Date of Patent: August 1, 1989Assignee: Merrell Dow Pharmaceuticals Inc.Inventors: Winton D. Jones, Richard A. Schnettler, Richard C. Dage
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Patent number: 4849519Type: GrantFiled: November 6, 1987Date of Patent: July 18, 1989Assignee: Bayer AktiengesellschaftInventor: Fritz Maurer
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Patent number: 4849518Abstract: Variously substituted trans-3-[3-(3-hydroxypiperid-2-yl)-2-oxopropyl]quinazoline-4(3H)-ones, a method of controlling or preventing coccidiosis in poultry therewith, intermediates therefor, and a process for the preparation of certain intermediates thereof.Type: GrantFiled: March 24, 1988Date of Patent: July 18, 1989Assignee: Pfizer Inc.Inventor: Edward A. Glazer
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Patent number: 4845108Abstract: Compounds having the formula: ##STR1## are antagonists of leukotrines of C.sub.4, D.sub.4 and E.sub.4, the slow reacting substance of anaphylaxis. These compounds are useful as anti-asthmatic, anti-allergic and anti-inflammatory agents.Type: GrantFiled: February 17, 1987Date of Patent: July 4, 1989Assignee: Merck Frosst Canada, Inc.Inventors: Robert N. Young, Joshua Rokach
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Patent number: 4844732Abstract: A compound of the formula (I) ##STR1## or a salt thereof, wherein R is hydrogen atom, phenyl group which may be substituted freely or a group of --(CH.sub.2).sub.n --R.sub.1 wherein n is an interger from 1 to 3 and R.sub.1 is hydrogen atom, hydroxy group, lower alkoxy group, mercapto group, lower alkylthio group, amino group, di-lower alkylamino group, C.sub.3-11 alkyl group, lower alkenyl group, lower alkynyl group, cycloalkyl group, 5- or 6-membered heterocyclic group, or phenyl group which may be substituted by one or two substituents of halogen, lower alkyl or lower alkoxy; R.sub.2 and R.sub.7 are different, hydrogen atom, C.sub.1-11 alkyl group, lower alkenyl group, lower alkynyl group, cycloalkyl group, lower alkoxyalkyl group, lower alkylthioalkyl group, phenyl group whch may be substiuted freely, aralkyl group whose nucleus may be substituted by one or two substituents of halogen, lower alkyl or lower alkoxy or haloalkyl gorup or 5- or 6-membered heterocyclic group; R.sub.3, R.sub.4 and R.sub.Type: GrantFiled: October 20, 1986Date of Patent: July 4, 1989Assignee: Daicel Chemical Industries Ltd.Inventors: Yukihisa Goto, Kazuhisa Masamoto, Hiroshi Yagihara, Yasuo Morishima, Hirokazu Osabe
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Patent number: 4834904Abstract: Optically active nitrogen-containing heterocycles of the formula I according to claim 1 are suitable as components for ferroelectric liquid crystalline materials.Type: GrantFiled: December 24, 1986Date of Patent: May 30, 1989Assignee: Merck Patent Gesellschaft mit Beschrankter HaftungInventors: Joachim Krause, Rudolf Eidenschink, Klaus Bofinger, Bernhard Scheuble, Thomas Geelhaar
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Patent number: 4833169Abstract: Hydropyridine derivatives of the formula ##STR1## in which R.sub.1 represents carboxy, lower alkoxycarbonyl, carbamoyl, N-lower alkylcarbamoyl or N,N-di-lower alkylcarbamoyl, R.sub.2 represents hydrogen, an optionally etherified or acylated hydroxy group or an optionally acylated amino group, and R.sub.3 represents a radical of the formula R-- (Ia), R--alk.sub.1 -- (Ib) or R'.dbd.alk.sub.2 -- (Ic) in which R represents a benzocycloalkenyl radical having a total of from 8 to 12 ring carbon atoms which is bonded via a saturated carbon atom and which is unsubstituted or is mono- or poly-substituted in the benzo moiety by hydroxy, lower alkoxy, lower alkanoyloxy, halogen, lower alkyl and/or by trifluoromethyl, and/or subsituted in the .alpha.Type: GrantFiled: August 3, 1988Date of Patent: May 23, 1989Assignee: Ciba-Geigy CorporationInventors: Georg von Sprecher, Wolfgang Frostl, Armin Zust
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Patent number: 4826531Abstract: Acrylic acid derivatives having the formula (I): ##STR1## and stereoisomers thereof, wherein W is R.sup.1 O.sub.2 C--C.dbd.CH--ZR.sup.2, R.sup.1 and R.sup.2 are alkyl or fluoroalkyl groups, and Z is oxygen or sulphur; A, B, D and E are hydrogen, halogen, hydroxy or optionally substituted alkyl, alkoxy, aralkyl, arylalkoxy, alkenyl, alkynyl, aryl, aryloxy, arylthio, heteroaryloxy, heteroarylthio, acyloxy, amino, arylazo or acylamino, nitro, cyano, --CO.sub.2 R.sup.3, --CONR.sup.3 R.sup.4, --COR.sup.3, --CR.sup.3 .dbd.NR.sup.4, --N.dbd.CR.sup.3 R.sup.4 or --S(O).sub.n R.sup.3 groups; any two of the groups A, B, D and E, when they are in adjacent positions on the ring, optionally join to form a fused ring, n is 0, 1 or 2; and R.sup.3 and R.sup.4 are hydrogen, alkyl, cycloalkyl, cycloalkylalkyl, alkenyl, alkynyl or optionally substituted aryl or aralkyl; and metal complexes thereof. These compounds are useful as fungicides, insecticides, nematicides or plant growth regulators.Type: GrantFiled: April 17, 1987Date of Patent: May 2, 1989Assignee: Imperial Chemical Industries PLCInventors: Vivienne M. Anthony, John M. Clough, Paul DeFraine, Christopher R. A. Godfrey, Patrick J. Crowley, Kenneth Anderton
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Patent number: 4826987Abstract: The present invention relates to compounds of formula I ##STR1## in which formula I X stands for O, S, ##STR2## R.sub.1 and R.sub.2 which can be the same or different stand for hydrogen, straight or branched, saturated or unsaturated, unsubstituted or substituted C.sub.1 -C.sub.8 -alkyl, or for ar-C.sub.1 -C.sub.4 -alkyl, aryl and ar being unsubstituted or substituted phenyl; R.sub.3, R.sub.4, R.sub.5, and R.sub.6 are the same or different and stand for hydrogen, halogen, pseudo halogen, cyano, nitro, amino, carboxy, hydroxy, alkyl, alkoxy; or R.sub.5 and R.sub.6 form an aromatic ring which is fused to the pyridyl ring, and which aromatic ring may substituted; provided that R.sub.1 and R.sub.2 cannot be hydrogen at the same time, and provided that when R.sub.5 and R.sub.6 both are chlorine and R.sub.1 is hydrogen, then R.sub.2 cannot be n-propyl; and salts and bioreversible derivatives thereof.Type: GrantFiled: February 28, 1986Date of Patent: May 2, 1989Assignee: Leo Pharmaceutical Products Ltd.Inventors: Ole Bent Iv rmose Nielsen, Ian Ahnfelt-Ronne
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Patent number: 4820839Abstract: Nitrogen-containing heterocyclic esters of the formula I,R.sup.1 -A.sup.1 -Z.sup.1 -A.sup.2 -[Z.sup.2 -A.sup.3 ].sub.m -R.sup.2 Iin which R.sup.1, R.sup.2, A.sup.1, A.sup.2, A.sup.3, Z.sup.1, Z.sup.2 and m have the meaning specified in patent claim 1, are suitable as components of smectic liquid-crystalline phases.Type: GrantFiled: January 23, 1987Date of Patent: April 11, 1989Assignee: Merck Patent Gesellschaft Mit Beschrankter HaftungInventors: Joachim Krause, Andreas Wachtler, Volker Reiffenrath, Bernhard Scheuble, Reinhard Hittich
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Patent number: 4818819Abstract: 2-Amino-4-hydroxy-6-[2-(4-carboxyphenyl)alk-1-en-1-yl]pyrido[2,3,-d]pyrimid ines and 2-amino-4-hydroxy-6-[2-(4-carboxyphenyl)alk-1-yn-1-yl]pyrido[2,3-d]pyrimid ines are prepared through the reaction of a haloaromatic compound and an unsaturated compound in the presence of a palladium catalyst. The products are chemical intermediates for the preparation of antineoplastic agents.A typical embodiment is the reaction of a protected 2-amino-4-hydroxy-6-ethynylpyrido[2,3-d]pyrimidine and an ester of 4-iodobenzoic acid.Type: GrantFiled: October 20, 1986Date of Patent: April 4, 1989Assignee: The Trustees of Princeton UniversityInventors: Edward C. Taylor, George S. K. Wong
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Patent number: 4818766Abstract: The invention relates to novel 1,4-dihydropyridine-3-carboxylic acid phenoxyaliphatylphenyleneoxyalkyl esters of the formula ##STR1## in which Ac represents an acyl group, X represents oxy or optionally substituted imino, A represents a divalent aliphatic hydrocarbon radical interrupted by a group --X.sub.1 --Ph--X.sub.2 -- in which at least one of the radicals X.sub.1 and X.sub.2 represents oxy and a radical X.sub.1 or X.sub.2 that is other than oxy represents a direct bond, and Ph represents an optionally substituted phenylene radical, and R represents an optionally substituted phenyl, pyridyl or 1-oxidopyridyl, (1,3-dioxa)indanyl or benzofurazanyl radical, R.sub.1 represents an optionally substituted phenyl or indolyl radical, R.sub.2 represents an aliphatic hydrocarbon radical and R.sub.3 represents an aliphatic radical, cyano or amino, and acid addition salts thereof.Type: GrantFiled: July 20, 1987Date of Patent: April 4, 1989Assignee: Ciba-Geigy CorporationInventors: Franz Ostermayer, Markus Zimmermann
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Patent number: 4814501Abstract: Pyrolysis of substituted salicylate O(N,N-dialkyl)thiocarbamates yielded the corresponding N,N-dialkyl-2-(methylthio)benzamide. Similarly, substituted 6-azasalicylate O(N,N-dialkyl)thiocarbamates yielded the corresponding N,N-dialkyl-2-(methylthio)-6-aza-benzamide.Type: GrantFiled: December 28, 1987Date of Patent: March 21, 1989Assignee: Merck & Co., Inc.Inventors: Bruce E. Witzel, Robert K. Baker, Philippe L. Durette, Robert A. Frankshun
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Patent number: 4810795Abstract: Aromatic azepinones and thiones having the formula ##STR1## wherein; A is benzene, naphthalene, quinoline or pyridine;B is oxygen or sulfur; ##STR2## E is oxygen, sulfur or n is 1, 2 or 3;Z is an amino or a heterocyclic nitrogen-containing radical;R is hydrogen, loweralkyl, cycloalkyl or phenyl-loweralkyl;Y is halo, loweralkyl, loweralkoxy, diloweralkylamino, nitro, amino, loweracetylamino, trifluoromethyl, phenyl or phenyl substituted by one to three Y' radicals selected from halo, loweralkyl, loweralkoxy, diloweralkylamino, nitro, amino, loweracylamino or trifluoromethyl;and having antihistaminic utility, a process for the preparation thereof and chemical intermediates therefor are disclosed.Type: GrantFiled: February 25, 1987Date of Patent: March 7, 1989Assignee: A. H. Robins Company, IncorporatedInventor: Albert D. Cale, Jr.
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Patent number: 4804762Abstract: Disclosed herein is a compound of the formula: ##STR1## wherein X is halogen, lower alkoxy or lower alkylthio,Y is hydrogen or chloro,R.sub.1 is hydrogen, lower alkyl, cyanomethyl, phenyl or benzyl,R.sub.2 is hydrogen, C.sub.1 .about.C.sub.7 - alkyl, C.sub.3 .about.C.sub.6 - cycloalkyl, lower alkoxy, phenyl, phenoxyphenyl, furyl, thienyl or benzyl andn=1 or 2with a proviso that X and Y are not chloro at the same time, a fungicidal or bactericidal composition containing said compound as an effective component, a method for preventing diseases of agricultural or horticultural plant and a method for manufacturing said compound.Type: GrantFiled: May 4, 1987Date of Patent: February 14, 1989Assignee: Nippon Kayaku Kabushiki KaishaInventors: Hiroshi Yoshida, Shizuo Shimano, Seiji Mochizuki, Kengo Koike, Taizo Nakagawa, Kenji Konishi
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Patent number: 4798893Abstract: A method for the synthesis of the 2-propanone (I) is described starting from alkoxide (II) through the lactone (IV). ##STR1## Excellent control of the location of the substitution on the phenyl ring is achieved and the reaction proceeds in high yield.Type: GrantFiled: September 21, 1987Date of Patent: January 17, 1989Assignee: McNeilab, Inc.Inventors: David A. Cherry, Cynthia A. Maryanoff, John E. Mills, Roy A. Olofson, James D. Rodgers
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Patent number: 4792606Abstract: A process for the preparation of a dimeric aromatic acyl cyanide of the formula ##STR1## in which Ar is optionally substituted phenyl, naphthyl or hetaryl,comprising reaction an acyl halide of the formulaAr--CO--Halin whichHal is fluorine, chlorine or bromine, with an alkali metal cyanide in a two-phase system comprising water and a water-immiscible or only sparingly water-miscible aliphatic ketone, and in the presence of a phase-transfer catalyst. The products are known intermediates for pesticides.Type: GrantFiled: July 16, 1987Date of Patent: December 20, 1988Assignee: Bayer AktiengesellschaftInventors: Reinhard Lantzsch, Hermann-Dieter Krall
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Patent number: 4791123Abstract: There are provided new alkane and alkoxyalkane derivatives of the general formula I ##STR1## in which R.sub.1, R.sub.2, R.sub.3, R.sub.4 and A have the meanings given in the description, processes for their preparation and insecticidal and acaricidal compositions containing these compounds.Type: GrantFiled: January 22, 1987Date of Patent: December 13, 1988Assignee: Schering Akt.Inventors: Helga Franke, Heinrich Franke, Hans-Rudolf Kruger, Hartmut Joppien, Dietrich Baumert, David Giles
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Patent number: 4789395Abstract: Disclosed herein are compounds of the general formula ##STR1## which are useful as herbicides.Type: GrantFiled: May 12, 1986Date of Patent: December 6, 1988Assignee: Monsanto CompanyInventors: Len F. Lee, Kerry L. Spear, Mark G. Dolson
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Patent number: 4788288Abstract: A compound represented by the following formula: ##STR1## wherein R is a C.sub.3 -C.sub.24 olefinically unsaturated organic radical having functionality which renders the nitrogen atom electron deficient, the olefinic unsaturation functionality being polymerizable,R.sup.1 is hydrogen or a C.sub.1 -C.sub.4 alkyl radical, orR and R.sup.1 together with the nitrogen atom can form an olefinically unsaturated 5 to 7-member ring which has functionality that renders the nitrogen atom electron deficient and the olefinic unsaturation functionality is polymerizable,R.sup.2 and R.sup.3 are hydrogen, a C.sub.1 -C.sub.4 alkyl or acyl radical, orR.sup.2 and R.sup.3 together are a C.sub.2 -C.sub.4 alkylene group,R.sup.4 is hydrogen or a C.sub.1 -C.sub.4 alkyl, acyl, ester, amide or acid group, andn is an integer from 1 to 10, provided n is not 1 when R is (meth)acryloyl, R.sup.2 and R.sup.3 are methyl and R.sup.1 and R.sup.4 are hydrogen.Under acidic conditions the above compounds having R.sup.Type: GrantFiled: June 12, 1987Date of Patent: November 29, 1988Assignee: Air Products and Chemicals, Inc.Inventors: Robert K. Pinschmidt, Jr., Dale D. Dixon, William F. Burgoyne, Jr.
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Patent number: 4786317Abstract: Compounds of the formula ##STR1## wherein W and X, which may be identical to or different from each other, are each hydrogen, fluorine, chlorine, bromine, iodine, nitro, alkyl of 1 to 4 carbon atoms, fluoro-substituted alkyl of 1 to 4 carbon atoms or chloro-substituted alkyl of 1 to 4 carbon atoms;Y is hydrogen, fluorine, chlorine, bromine, alkyl of 1 to 4 carbon atoms, fluoro-substituted alkyl of 1 to 4 carbon atoms or chloro-substituted alkyl of 1 to 4 carbon atoms;Z is fluorine, chlorine, bromine, alkyl of 1 to 4 carbon atoms, fluoro-substituted alkyl of 1 to 4 carbon atoms, chloro-substituted alkyl of 1 to 4 carbon atoms, --COOH or --COO-(alkyl of 1 to 4 carbon atoms); andn is 0 or 1;and, when Z is COOH, salts thereof, especially their alkali metal salts. The compunds as well as the salts are useful as selective herbicides.Type: GrantFiled: September 5, 1986Date of Patent: November 22, 1988Assignee: Celamerck GmbH & Co. KGInventors: Rudolf Mengel, Ludwig Schroder, Werner Stransky, Gerbert Linden, Sigmund Lust
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Patent number: 4786733Abstract: Substituted pyridine compounds particularly alkyl-substituted pyridines, are directly fluorinated to the corresponding 2-fluoro alkyl-substituted pyridines. Fluorine gas, preferably diluted with an inert gas, is passed into the substituted pyridine, preferably in a solvent, at a temperature of +25.degree. C. to -40.degree. C., preferably about -25.degree. C.Type: GrantFiled: July 9, 1987Date of Patent: November 22, 1988Assignee: Allied-Signal Inc.Inventors: Michael Van Der Puy, Richard E. Eibeck
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Patent number: 4784782Abstract: Various heterocyclic compounds have been discovered that impart improved fuel economy and friction modification to lubricant and fuel compositions. These hetrocyclic compounds of the invention preferably contain nitrogen and may be further reacted with hydrocarbyl carboxylic acid acylating reactants or hydrocarbyl phenolic reactants to give higher molecular materials. These higher molecular weight materials have higher oil-solubility and impart dispersancy properties to lubricant and fuel compositions.Type: GrantFiled: March 27, 1986Date of Patent: November 15, 1988Assignee: The Lubrizol CorporationInventors: Joseph W. Pialet, Paul E. Adams
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Patent number: 4778818Abstract: Substituted cinnamyl-2,3-dihydrobenzofurans and analogs were prepared from the nucleophlic substitution of a cinnamylhalide with a 2,3-dihydrobenzofuran anion or an analog thereof. These compounds were found to be potent topical anti-inflammatory agents.Type: GrantFiled: April 17, 1987Date of Patent: October 18, 1988Assignee: Merck & Co., Inc.Inventors: Michael N. Chang, Norman P. Jensen, Milton L. Hammond, Robert A. Zambias, John McDonald, Kathleen M. Rupprecht
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Patent number: 4772615Abstract: Analogs of nipecotic acid are the novel compounds of the present invention. The analogs are GABA uptake inhibitors for use to treat epilepsy and, thus, the invention is also pharmaceutical compositions and methods of use therefor.Type: GrantFiled: October 14, 1987Date of Patent: September 20, 1988Assignee: Warner-Lambert CompanyInventor: Michael R. Pavia
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Patent number: 4771059Abstract: The subject compounds, which are adapted for the site-specific/sustained delivery of centrally acting drug species to the brain, are compounds of the formula ##STR1## and the non-toxic pharmaceutically acceptable salts thereof, wherein D is the residue of a centrally acting primary, secondary or tertiary amine and ##STR2## is an unsubstituted or substituted dihydropyridyl, dihydroquinolyl or dihydroisoquinolyl radical. The corresponding ionic pyridinium, quinolinium and isoquinolinium salts ##STR3## X.sup.-, wherein X.sup.- is the anion of a non-toxic pharmaceutically acceptable acid, are also disclosed.Type: GrantFiled: August 29, 1985Date of Patent: September 13, 1988Assignee: University of FloridaInventor: Nicholas S. Bodor
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Patent number: 4769380Abstract: Novel 3-carboxy- and 3-carbalkoxy-5-benzoyl-2(1H)-pyridinones as well as the pharmaeutically acceptable salts thereof are cardiotonic agents useful in the treatment of heart failure.Type: GrantFiled: July 31, 1986Date of Patent: September 6, 1988Assignee: Merrell Dow Pharmaceuticals Inc.Inventors: Winton D. Jones, Jr., Richard A. Dage, Richard A. Schnettler
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Patent number: 4762848Abstract: Heterocyclic sulfides of the general formula heterocycle-S-R, a process for their preparation and, in particular, their use for immunostimulation, immunorestoration and cytostatic treatment, and pharmaceutical agents, which contain a sulfide of this type, for these indications.Type: GrantFiled: March 10, 1986Date of Patent: August 9, 1988Assignee: Hoechst AktiengesellschaftInventors: Karl-Heinz Scheunemann, Walter Durckheimer, Jurgen Blumbach, Michael Limbert, Hans-Ulrich Schorlemmer, Gerhard Dickneite, Hans-Harald Sedlacek
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Patent number: 4762838Abstract: Variously substituted trans-3-[3-(3-hydroxypiperid-2-yl)-2-oxopropyl]quinazolin-4-(3H)-ones, a method of controlling or preventing coccidiosis in poultry therewith, intermediates therefor, and a process for the preparation of certain intermediates therefor.Type: GrantFiled: June 22, 1987Date of Patent: August 9, 1988Assignee: Pfizer Inc.Inventor: Edward A. Glazer
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Patent number: 4757081Abstract: New substituted derivatives of 1,2,6-triphenyl-4(1H)-pyridinone are now provided, which are useful as fungicidal agent having practically valuable and improved fungicidal activities against a variety of phyto-pathogenic microorganisms, especially fungi and which show low toxicity to animals, including humans. These new compounds may be produced by different processes.Type: GrantFiled: March 26, 1987Date of Patent: July 12, 1988Assignees: Kumiai Chemical Industry Co., Ltd., Ihara Chemical Industry Co., Ltd.Inventors: Norihisa Yonekura, Takashi Yumita, Yukio Nezu, Yoshiyuki Kojima, Shin-ichiro Maeno, Shigeharu Yaguchi
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Patent number: 4734406Abstract: Compounds of the formula I ##STR1## in which R.sup.1, R.sup.2, R.sup.3 and Y have the indicated meanings, their physiologically tolerated acid addition salts, and a process for the preparation of these compounds, are described. The compounds inhibit thromboxane synthetase and can thus be used as medicaments.Type: GrantFiled: March 11, 1986Date of Patent: March 29, 1988Assignee: Hoechst AktiengesellschaftInventors: Hans-Hermann Lau, Wilhelm Bartmann, Gerhard Beck, Gunther Wess
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Patent number: 4732982Abstract: This invention relates to alkoxyimino ether derivatives of 5-acyl-2(1H)-pyridinones and to their use as cardiotonic agents useful in treating cardiac failure, and to the process useful in the preparation thereof.Type: GrantFiled: February 28, 1986Date of Patent: March 22, 1988Assignee: Merrell Dow Pharmaceuticals Inc.Inventors: Winton D. Jones, Richard A. Schnettler, Richard C. Dage
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Patent number: 4723991Abstract: Certain N-[(pyridyl or pyrimidyl)aminocarbonyl]arylsulfonamides, such as the compound methyl 2-[[N-(3-cyano-4,6-dimethylpyridin-2-yl)aminocarbonyl]aminosulfonyl]benzoa te, possess herbicidal activity.Type: GrantFiled: August 28, 1985Date of Patent: February 9, 1988Assignee: E. I. Du Pont de Nemours and CompanyInventors: Caleb W. Holyoke, Jr., Chi-Ping Tseng, William T. Zimmerman
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Patent number: 4716231Abstract: A novel process for chlorinating 2-methoxynicotinic acid at the 5-position of the molecule is disclosed. The process involves the use of an alkali metal hypochlorite as the chlorinating agent in a homogeneous aqueous solvent system. The compound so produced, 5-chloro-2-methoxynicotinic acid, is known to be useful as an intermediate leading to various oral hypoglycemic agents of the benzenesulfonylurea class.Type: GrantFiled: April 27, 1987Date of Patent: December 29, 1987Assignee: Pfizer Inc.Inventor: Carl J. Goddard
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Certain 2-phenyl-4-oxo-nicotinates and their use for inducing male sterility in a cereal grain plant
Patent number: 4714492Abstract: This invention relates to compounds of the formula: ##STR1## wherein R.sub.1 is an optionally substituted alkyl or alkenyl group; at least one of R.sub.2, R.sub.5 and R.sub.6 is ##STR2## wherein (1) when R.sub.2 is ##STR3## R.sub.5 is a hydrogen atom, an alkyl group or a halogen atom and R.sub.6 is a hydrogen atom or an alkyl group,(2) when R.sub.5 is ##STR4## R.sub.2 is an alkyl group and R.sub.6 is a hydrogen atom or an alkyl group,(3) when R.sub.6 is ##STR5## R.sub.2 is an optionally substituted (C.sub.1 -C.sub.6) alkyl or a (C.sub.3 -C.sub.6) alkenyl group and R.sub.5 is a hydrogen atom, a (C.sub.1 -C.sub.6) alkyl group or a halogen atom, and(4) when R.sub.2 and R.sub.6 are both independently ##STR6## R.sub.5 is a hydrogen atom or an alkyl group; Y is a hydrogen atom or an alkyl group; X is a hydrogen atom, a halogen atom, a trihalomethyl group and the like; and n is an integer from 1 to 3; or the agronomically acceptable alkali metal or acid addition salts thereof.Type: GrantFiled: July 1, 1983Date of Patent: December 22, 1987Assignee: Rohm and Haas CompanyInventor: Glenn R. Carlson -
Patent number: 4713388Abstract: The invention relates to new 2-pyridine-thiol derivatives of the formula (I), ##STR1## wherein R is hydrogen or alkyl having from 1 to 4 carbon atoms,Z is phenyl optionally substituted by one or more halogen atoms and/or alkyl groups having from 1 to 4 carbon atoms,R.sup.1 and R.sup.2 each independently represents hydrogen, alkyl having from 1 to 4 carbon atoms, alkylphenyl having from 1 to 4 carbon atoms in the alkyl moiety or an ##STR2## group, in which R has the same meaning as defined above, and the substituent ##STR3## is attached to the pyridine ring in the position 3 or 4, with the proviso that if R.sup.1 and R.sup.2 are both methyl and Z is 4-chlorophenyl, R is other than hydrogen, and acid addition salts thereof.The invention further relates to processes for the preparation of the above compounds and to pharmaceutical compositions containing them as active ingredient.The compounds are pharmaceutically active, in particular show cytoprotective activity.Type: GrantFiled: October 3, 1985Date of Patent: December 15, 1987Assignee: Richter Gedeon Vegyeszeti Gyar Rt.Inventors: Elemer Ezer, Kalman Harsanyi, Hajnalka V. Petho, Judit Matuz, Laszlo Szporny, Eszter Cholnoky, Csaba Kuthi, Ferenc Trischler, Bela Hegedus, Marta Kapolnas, Anna Kallay
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Patent number: 4698352Abstract: This invention relates to a novel 4-oxo-1,4-dihydronicotinic acid derivative ##STR1## or a salt thereof, wherein R.sup.1 is hydrogen or carboxyl-protecting group;R.sup.2 is substituted phenyl and naphthyl, or a substituted or unsubstituted heterocyclic group; andR.sup.3 is haloalkyl, aminoalkyl, or substituted or unsubstituted alkenyl, phenylalkenyl, naphthylalkenyl, phenylalkyl, naphthylalkyl, phenylalkynyl, naphthylalkynyl, heterocyclic alkyl, heterocyclic alkenyl, phenyl, naphthyl, cycloalkyl, cycloalkenyl, carboxylic acyl, iminoalkyl, heterocyclic or bridged hydrocarbon, which has a broad antibacterial spectrum and a low toxicity, and are useful for treatment of diseases of human beings and animals, to a process for producing the same and to an antibacterial agent containing the same.Type: GrantFiled: October 27, 1983Date of Patent: October 6, 1987Assignee: Toyama Chemical Co., Ltd.Inventors: Hirokazu Narita, Yoshinori Konishi, Jun Nitta, Shunjiro Misumi, Hideyoshi Nagaki, Isao Kitayama, Yoriko Nagai, Yasuo Watanabe, Nobuyuki Matsubara, Shinzaburo Minami, Isamu Saikawa
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Patent number: 4698431Abstract: Chelating agents having 1-hydroxy-2-pyridinone (HOPO) and related moieties incorporated within their structures, including polydentate HOPO-substituted polyamines such as spermidine and spermine, and HOPO-substituted desferrioxamine. The chelating agents are useful in selectively removing certain cations from solution, and are particularly useful as ferric ion and actinide chelators. Novel syntheses of the chelating agents are provided.Type: GrantFiled: November 12, 1985Date of Patent: October 6, 1987Assignee: The United States of America as represented by the United States Department of EnergyInventors: Kenneth N. Raymond, Robert C. Scarrow, David L. White
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Patent number: 4694013Abstract: Insecticidal and acaricidal organic esters formed from pyrethroid carboxylic acids and phenoxypyridinyltrifluoroethanols, agricultural compositions containing said esters and their use against anthropod pests including soil-dwelling species; also, intermediates for these insecticides and acaricides and a process for the preparation of said intermediates.Type: GrantFiled: September 26, 1986Date of Patent: September 15, 1987Assignee: E. I. Du Pont de Nemours and CompanyInventor: George P. Lahm
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Patent number: 4691017Abstract: New intermediate compounds of the formula (I) are disclosed ##STR1## wherein R is hydrogen or C.sub.1 to C.sub.4 alkyl;Z is phenyl optionally substituted by one or more halogen atoms and/or alkyl groups having 1 to 4 carbon atoms; andD is hydroxy, mesyloxy, p-tosyloxy, or halogen; or pharmaceutically acceptable acid addition salt thereof. The compounds of the Formula (I) are intermediates in the preparation of new compounds having anti-ulcer activity.Type: GrantFiled: September 26, 1986Date of Patent: September 1, 1987Assignee: Richter Gedeon Vegyeszeti Gyar Rt.Inventors: Elemer Ezer, Kalman Harsanyi, Hajnalka Vikar nee Petho, Judit Matuz, Laszlo Szporny, Eszter Cholnoky, Osaba Kuthi, Ferenc Trischler, Bela Hegedus, Marta Kapolnas nee Pap, Anna Kallay nee Sohonyai
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Patent number: 4675328Abstract: Polycyclic salts of the formulaA-XN+CH.sub.2 --(Y).sub.n --(CH.sub.2).sub.p --(Z).sub.q --L--(T).sub.r --M IwhereinA.sup.- is the anion of a strong organic or inorganic acid;XN.sup.+ is pyridinium, pyrimidinium, thiazolium or imidazolium substituted by R.sup.1, R.sup.2 and R.sup.3 ;n, q and r individually are the integer 1 or 0 and p is an integer from 1 to 15;Y is CH.sub.2, C(H,OH) or C(O):Z is O, S, CH.sub.2, C(O), NQ.sup.1, SO.sub.2, C(O)O, OC(O), C(O)N(Q.sup.1) or N(Q.sup.1)C(O);L is p-phenylene substituted by R.sup.4 ; andM is phenyl substituted by R.sup.5 and R.sup.6,T has one of the meanings given above, for Z or is C(CH.sub.3).sub.2, C.sub.2 H.sub.4, C(Q.sup.2).dbd.C(Q.sup.3), C.tbd.C, CH.sub.2 C(O), C(O)CH.sub.2, CH.sub.2 O or OCH.sub.2,R.sup.1 is a group Ar, Ar-C.sub.1-4 -alkyl, ArO or ArC(O),Ar is phenyl substituted by R.sup.7, R.sup.8 and R.sup.9 ;R.sup.2 and R.sup.3 individually are H, C.sub.1-4 -alkyl, C.sub.1-4 -alkoxy or C.sub.6 H.sub.Type: GrantFiled: January 15, 1986Date of Patent: June 23, 1987Assignee: Hoffmann-LaRoche Inc.Inventors: Jean-Marie Cassal, Albrecht Edenhofer, Henri Ramuz
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Patent number: 4672118Abstract: Corrosion of metal surfaces in contact with an aqueous medium is inhibited by incorporating a N-(hydrophobe aromatic)pyridinium compound such as N-(p-dodecylphenyl)-2,4,6-trimethylpyridinium sulfoacetate into the aqueous medium.Type: GrantFiled: January 9, 1984Date of Patent: June 9, 1987Assignee: The Dow Chemical CompanyInventors: Thomas E. Fisk, Christopher J. Tucker
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Patent number: 4666928Abstract: Compounds having the formula: ##STR1## are antagonists of leukotrines of C.sub.4, D.sub.4 and E.sub.4, the slow reacting substance of anaphylaxis. These compounds are useful as anti-asthmatic, anti-allergic and anti-inflammatory agents.Type: GrantFiled: August 30, 1984Date of Patent: May 19, 1987Assignee: Merck Frosst Canada, Ind.Inventors: Robert N. Young, Joshua Rokach
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Patent number: 4655824Abstract: Compounds of the formula ##STR1## wherein W and X, which may be identical to or different from each other, are each hydrogen, fluorine, chlorine, bromine, iodine, nitro, alkyl of 1 to 4 carbon atoms, fluoro-substituted alkyl of 1 to 4 carbon atoms or chloro-substituted alkyl of 1 to 4 carbon atoms;Y is hydrogen, fluorine, chlorine, bromine, alkyl of 1 to 4 carbon atoms, fluoro-substituted alkyl of 1 to 4 carbon atoms or chloro-substituted alkyl of 1 to 4 carbon atoms;Z is fluorine, chlorine, bromine, alkyl of 1 to 4 carbon atoms, fluoro-substituted alkyl of 1 to 4 carbon atoms, chloro-substituted alkyl of 1 to 4 carbon atoms, --COOH or --COO-(alkyl of 1 to 4 carbon atoms); and n is 0 or 1;and, when Z is COOH, salts thereof, especially their alkali metal salts. The compounds as well as the salts are useful as selective herbicides.Type: GrantFiled: June 13, 1984Date of Patent: April 7, 1987Assignee: Celamerck GmbH & Co. KGInventors: Rudolf Mengel, Ludwig Schroder, Werner Stransky, Gerbert Linden, Sigmund Lust