Nitrogen Bonded Directly To Ring Carbon Of The Oxazole Ring Patents (Class 548/245)
  • Patent number: 4818273
    Abstract: Novel substituted triazolo[1,5-a]pyrimidine-2-sulfonamides, e.g., 5,7-dimethyl-N-(2,6-dichlorophenyl)-1,2,4-triazolo[1,5-a]pyrimidine-2-sulf onamide and their agriculturally acceptable salts are prepared. These compounds and compositions containing them are useful for the control of unwanted vegetation. Novel substituted triazolo[1,5-a]pyrimidine-2-sulfonyl chlorides and substituted anilines and their use as intermediates are also described.
    Type: Grant
    Filed: December 10, 1986
    Date of Patent: April 4, 1989
    Assignee: The Dow Chemical Company
    Inventors: William A. Kleschick, Robert J. Ehr, Mark J. Costales, Ben C. Gerwick, III, Richard W. Meikle, deceased, William T. Monte, Pearson, Norman R.
  • Patent number: 4801718
    Abstract: N-Aryl benzamides wherein the aryl group is a nitrogen containing heterocycle are useful as selective herbicidal agents. Compositions containing the novel benzamides and a herbicidal method of selective weed control are disclosed.
    Type: Grant
    Filed: December 5, 1985
    Date of Patent: January 31, 1989
    Assignee: Eli Lilly and Company
    Inventor: Kenneth W. Burow, Jr.
  • Patent number: 4800200
    Abstract: Novel 4,8-dihydro-8-arylisoxazolo[4,3-e][1,4]oxazepin-5(6H)-ones and methods for treating hypertension utilizing compounds or compositions thereof are disclosed.
    Type: Grant
    Filed: December 21, 1987
    Date of Patent: January 24, 1989
    Assignee: Hoechst-Roussel Pharmaceuticals Inc.
    Inventors: John J. Tegeler, Kirk D. Shoger
  • Patent number: 4798893
    Abstract: 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: Grant
    Filed: September 21, 1987
    Date of Patent: January 17, 1989
    Assignee: McNeilab, Inc.
    Inventors: David A. Cherry, Cynthia A. Maryanoff, John E. Mills, Roy A. Olofson, James D. Rodgers
  • Patent number: 4797492
    Abstract: A novel compound useful as an intermediate for synthesizing pesticides and medicines of the formula: ##STR1## in which: R is alkyl having plural florines; R.sup.1 is hydrogen, alkyl, halogen or optionally substituted phenyl; and R.sup.2 is hydrogen or alkyl, or a salt thereof.
    Type: Grant
    Filed: October 22, 1986
    Date of Patent: January 10, 1989
    Assignee: Shionogi & Co., Ltd.
    Inventors: Shinzaburo Sumimoto, Ichiro Ishizuka, Hiroyuki Kai, Shiro Ueda, Akira Takase
  • Patent number: 4791131
    Abstract: Certain new 2-oxindole-3-carboxamide compounds having an acyl substituent at the 1-position are inhibitors of the cyclooxygenase (CO) and lipoxygenase (LO) enzymes, and are useful as analgesic and anti-inflammatory agents in mammalian subjects. In particular, the compounds of the invention are useful for acute administration for ameliorating or eliminating pain in human subjects recovering from surgery or trauma, and also for chronic administration for alleviating the symptoms of chronic diseases, such as rheumatoid arthritis and osteoarthritis, in human subjects.
    Type: Grant
    Filed: December 31, 1987
    Date of Patent: December 13, 1988
    Assignee: Pfizer Inc.
    Inventor: Saul B. Kadin
  • Patent number: 4791129
    Abstract: 1,3,-Dicarboxamidooxindoles as antiinflammatory agents prepared by reaction of the 1-carbamoyloxindole with an isocyanate or by aminolysis of the corresponding alkyl 1-carbamoyloxindole-3-carboxylate.
    Type: Grant
    Filed: November 9, 1987
    Date of Patent: December 13, 1988
    Assignee: Pfizer Inc.
    Inventor: Saul B. Kadin
  • Patent number: 4756744
    Abstract: The invention relates to certain 3-isoxazolyl-2-imidazolidinone derivatives, namely 3-[5- or 3-substituted-3- or 5-isoxazolyl]-1-substituted-4-substituted amino-2-imidazolidinones and the uses thereof for preemergence or postemergence control of noxious plants, i.e., weeds.
    Type: Grant
    Filed: June 24, 1985
    Date of Patent: July 12, 1988
    Assignee: PPG Industries, Inc.
    Inventor: James A. Schwindeman
  • Patent number: 4740231
    Abstract: 1-Aryl-5-alkoximinoalkylamino-pyrazoles of the formula ##STR1## in which R represents cyano or nitro, or represents an optionally substituted heterocyclic radical,R.sup.1 represents hydrogen or alkyl,R.sup.2 represents hydrogen or alkyl, or represents optionally substituted aryl,R.sup.3 represents hydrogen, alkyl or alkenyl, or represents in each case optionally substituted aralkyl or aryl andAr represents optionally substituted phenyl or pyridyl,are active as herbicides and plant growth regulants. Compounds of the formula ##STR2## in which R" has the same definition as R other than cyano, are also active and useful as intermediates as well.
    Type: Grant
    Filed: May 22, 1986
    Date of Patent: April 26, 1988
    Assignee: Bayer Aktiengesellschaft
    Inventors: Reinhold Gehring, Otto Schallner, Jorg Stetter, Hans-Joachim Santel, Robert R. Schmidt, Klaus Lurssen
  • Patent number: 4739083
    Abstract: A new process for preparing a pyrone-3-carboxamide compound of the formula (IV): ##STR1## wherein R.sub.1 is aryl or heterocyclic group optionally substituted, R.sub.2 is alkyl, aralkyl or like group, comprising reacting a compound of the formula (I) or (I'): ##STR2## wherein R.sub.3 is dialkylamino group and n is 0 to 6, and R.sub.1 and R.sub.2 are as above,with a compound of the formula (II): ##STR3## wherein R.sub.4 and R.sub.5 are hydrogen atom, alkyl or like group, or reacting a compound of the formula (III): ##STR4## wherein R.sub.6 is alkyl, aryl or like group, and R.sub.1 and R.sub.2 are as above,with a compound of the formula (II) or diketene in the presence of a tertiary organic base.
    Type: Grant
    Filed: January 2, 1986
    Date of Patent: April 19, 1988
    Assignee: Daicel Chemical Industries Ltd.
    Inventors: Yoichiro Ueda, Yukihisa Goto, Kazuhisa Masamoto
  • Patent number: 4730004
    Abstract: Certain new 2-oxindole-3-carboxamide compounds having an acyl substituent at the 1-position are inhibitors of the cyclooxygenase (CO) and lipoxygenase (LO) enzymes, and are useful as analgesic and anti-inflammatory agents in mammalian subjects. In particular, the compounds of the invention are useful for acute administration for ameliorating or eliminating pain in human subjects recovering from surgery or trauma, and also for chronic administration for alleviating the symptoms of chronic diseases, such as rheumatoid arthritis and osteoarthritis, in human subjects.
    Type: Grant
    Filed: February 2, 1987
    Date of Patent: March 8, 1988
    Assignee: Pfizer Inc.
    Inventor: Saul B. Kadin
  • Patent number: 4725616
    Abstract: 1,3-Dicarboxamidooxindoles as antiinflammatory agents prepared by reaction of the 1-carbamoyloxindole with an isocyanate or by aminolysis of the corresponding alkyl 1-carbamoyloxindole-3-carboxylate.
    Type: Grant
    Filed: January 20, 1987
    Date of Patent: February 16, 1988
    Assignee: Pfizer Inc.
    Inventor: Saul B. Kadin
  • Patent number: 4716233
    Abstract: Novel dihydroisoxazole compounds are disclosed having activity against parasitic worms and showing little or no toxicity to the host animal. These compounds are 3-chloro-4-dialkylaminophthaloylamino-4,5-dihydroisoxazoles and 3-dialkylamino-4-dialkylaminophthaloylamino-4,5-dihydroisoxazoles. A process for making these compounds and a method of administering them to infested animals is also disclosed.
    Type: Grant
    Filed: February 28, 1986
    Date of Patent: December 29, 1987
    Assignee: International Minerals & Chemical Corp.
    Inventors: Jing-Jong Lu, Herbert L. Wehrmeister
  • Patent number: 4707180
    Abstract: The invention relates to certain 3-isoxazolyl-2-imidazolidinone derivatives, namely 3-[5- or 3-substituted-3- or -5-isoxazolyl]-1-substituted-4- or 5-substituted amino-2-imidazolidinones and the use thereof for preemergence or postemergence control of noxious plants, i.e., weeds.
    Type: Grant
    Filed: June 14, 1985
    Date of Patent: November 17, 1987
    Assignee: PPG Industries, Inc.
    Inventor: James A. Schwindeman
  • Patent number: 4695567
    Abstract: The present invention provided pyrrolobenzimidazoles or tautomer thereof, of the general formula: ##STR1## wherein R.sub.1 is hydrogen, C.sub.1 -C.sub.6 alkyl, C.sub.2 -C.sub.6 alkenyl or C.sub.3 -C.sub.7 cycloalkyl;R.sub.2 is hydrogen, cyano, C.sub.1 -C.sub.6 alkyl, C.sub.2 -C.sub.6 alkenyl, or a carbonyl group substituted by hydroxyl, C.sub.1 -C.sub.6 alkyl, C.sub.1 -C.sub.6 alkyoxy, amino, C.sub.1 -C.sub.6 alkylamino, C.sub.2 -C.sub.12 dialkylamino or hydrazino, orR.sub.2 and R.sub.1 together with the carbon to which they are attached form a C.sub.3 -C.sub.8 spirocycloalkyl ring, or R.sub.1 and R.sub.2 together form C.sub.3 -C.sub.7 alkylidene or C.sub.3 -C.sub.7 cycloalkylkidene,X is a valency bond, C.sub.1 -C.sub.
    Type: Grant
    Filed: January 17, 1986
    Date of Patent: September 22, 1987
    Assignee: Boehringer Mannheim GmbH
    Inventors: Alfred Mertens, Jens-Peter Holck, Herbert Berger, Bernd Muller-Beckmann, Klaus Strein, Egon Roesch
  • Patent number: 4694016
    Abstract: Novel phthalamide compounds are disclosed having activity against a broad spectrum of parasitic worms and showing no toxicity to the host animal. These compounds are N-(3-chloro-4,5-dihydroisoxazol-4-yl)-N'-(substituted)phthalamides. A process for making these compounds and a method of administering them to animals are also disclosed.
    Type: Grant
    Filed: October 18, 1985
    Date of Patent: September 15, 1987
    Assignee: International Minerals & Chemical Corp.
    Inventors: Jing-Jong Lu, Herbert L. Wehrmeister
  • Patent number: 4689071
    Abstract: This invention relates to certain 3-isoxazolyl-2-imidazolidinone derivatives, namely 3-[5- or 3-substituted -3- or -5-isoxazolyl]-1-,4- or 5-substituted-2-imidazolidinones and the use thereof for preemergence or post-emergence control of noxious plants, i.e., weeds.
    Type: Grant
    Filed: May 2, 1986
    Date of Patent: August 25, 1987
    Assignee: PPG Industries, Inc.
    Inventors: Muppala S. Raju, Jerome M. Lavanish
  • Patent number: 4687857
    Abstract: Novel alkyl .beta.-oxo-benzenepropanoates of the formula ##STR1## wherein X is in the 5-,6-,7- or 8-position and is selected from the group consisting of hydrogen, halogen, alkyl of 1 to 5 carbon atoms, alkoxy of 1 to 4 carbon atoms, CF.sub.3 --, CF.sub.3 S-- and CF.sub.3 O--, R.sub.1 ' is selected from the group consisting of hydrogen and alkyl of 1 to 4 carbon atoms, R.sub.2 ' is selected from the group consisting of hydrogen, thiazolyl, 4,5-dihydrothiazolyl, pyridinyl, oxazolyl, isoxazolyl, imidazolyl, pyrimidyl, tetrazolyl, thienyl, benzothiazolyl and phenyl optionally substituted with at least one member of the group consisting of halogen, alkoxy of 1 to 4 carbon atoms, hydroxy, phenyl, CF.sub.3 --, NO.sub.2 -- alkyl of 1 to 4 carbon atoms and alkyl of 1 to 4 carbon atoms substituted with amino, alkylamino or dialkylamino with alkyls of 1 to 3 carbon atoms or R.sub.1 ' and R.sub.
    Type: Grant
    Filed: October 12, 1984
    Date of Patent: August 18, 1987
    Assignee: Roussel Uclaf
    Inventors: Francois Clemence, Odile Le Martret
  • Patent number: 4670448
    Abstract: The invention provides compounds of the general formula (I) ##STR1## and physiologically acceptable salts, hydrates and bioprecursors thereof, in which the substituents are defined in the detailed description.The compounds show pharmaceutical activity as selective histamine H.sub.2 -antagonists.
    Type: Grant
    Filed: February 10, 1983
    Date of Patent: June 2, 1987
    Assignee: Glaxo Group Limited
    Inventors: John W. Clitherow, John Bradshaw, John W. M. Mackinnon, Duncan B. Judd, David E. Bays, Roger Hayes, Andrew Pearce
  • Patent number: 4666502
    Abstract: The invention provides 5-membered heteroaromatic compounds of formula IArN(Y)COCH.sub.2 Cl Iwherein Ar is a 5-membered heteroaromatic group comprising 1 or 2 heteroatoms selected from O, S and N and linked by a ring C-atom to the N-atom of the N(Y)COCH.sub.2 Cl group to which it is bound, whereby where Ar is pyrazolyl, said N(Y)COCH.sub.2 Cl group is in the 4-position,and Y is as specified in the description,the use of these compounds as herbicides, compositions for facilitating such use and the preparation of the chloroacetamides.
    Type: Grant
    Filed: February 3, 1983
    Date of Patent: May 19, 1987
    Assignee: Sandoz Ltd.
    Inventors: Karl Seckinger, Fred Kuhnen, Karlheinz Milzner
  • Patent number: 4663341
    Abstract: This invention relates to N-aryl-3-aryl-4,5-dihydro-1H-pyrazole-1-carboxamide compounds which are useful as pesticides, compositions containing those compounds, methods of controlling pests and processes for preparing these compounds.
    Type: Grant
    Filed: January 11, 1985
    Date of Patent: May 5, 1987
    Assignee: Rohm and Haas Company
    Inventor: Richard M. Jacobson
  • Patent number: 4659836
    Abstract: Imidazolidinone imines are provided as well as a process for preparing same including corresponding imidazolidinone amines which compounds are useful as herbicides.
    Type: Grant
    Filed: August 5, 1986
    Date of Patent: April 21, 1987
    Assignee: PPG Industries, Inc.
    Inventor: James A. Schwindeman
  • Patent number: 4593024
    Abstract: Novel dihydroisoxazole compounds are disclosed having activity against parasitic worms and showing little or no toxicity to the host animal. These compounds are 3-chloro-4-dialkylaminophthaloylamino-4,5-dihydroisoxazoles and 3-dialkylamino-4-dialkylaminophthaloylamino-4,5-dihydroisoxazoles. A process for making these compounds and a method of administering them to infested animals is also disclosed.
    Type: Grant
    Filed: August 15, 1985
    Date of Patent: June 3, 1986
    Assignee: International Minerals & Chemical Corp.
    Inventors: Jing-jong Lu, Herbert L. Wehrmeister
  • Patent number: 4588817
    Abstract: Novel antibacterially-active esters of antibiotic nodusmicin. Activity is demonstrated against Staphylococcus aureus, Streptococcus pyogenes, and Sarcina lutea. Thus, these esters can be used in various known environments, using well-known procedures, to eradicate or control susceptible microbes.
    Type: Grant
    Filed: June 4, 1984
    Date of Patent: May 13, 1986
    Assignee: The Upjohn Company
    Inventors: Barney J. Magerlein, Howard A. Whaley
  • Patent number: 4576956
    Abstract: New (2-propynylamino)isoxazole and (3-iodo-2-propynylamino)isoxazole derivatives having anti-microbial activity which are used as active ingredients in anti-microbial compositions for medical use, for agricultural use and also for veterinary use.
    Type: Grant
    Filed: September 9, 1983
    Date of Patent: March 18, 1986
    Assignee: Shionogi & Co., Ltd.
    Inventors: Yasuo Makisumi, Akira Murabayashi, Katsuya Tawara, Yoshihachi Watanabe, Toshio Takahashi, Takao Konishi
  • Patent number: 4544753
    Abstract: This invention relates to substituted 8-phenylisoxazolo[4,3-e][1,4]diazepin-5-ones of the formula ##STR1## wherein R is lower alkyl; R.sub.1 is hydrogen, amino alkyl, propargyl and lower alkyl; X is oxygen and sulfur; and Y is halogen, trifluoromethyl, lower alkyl, lower alkoxy and hydrogen. The compounds of this invention display useful anxiolytic and anticonvulsant activities.
    Type: Grant
    Filed: January 14, 1985
    Date of Patent: October 1, 1985
    Assignee: Hoechst-Roussel Pharmaceuticals Incorporated
    Inventors: John J. Tegeler, Craig J. Diamond
  • Patent number: 4529435
    Abstract: This invention concerns certain 3-(3- or 5-substituted-5- or -3-yl)-1-substituted-1-(2,2-substituted)ureas having herbicidal activity, and their use to control weeds.
    Type: Grant
    Filed: April 19, 1982
    Date of Patent: July 16, 1985
    Assignee: PPG Industries, Inc.
    Inventor: Jerome M. Lavanish
  • Patent number: 4525477
    Abstract: 2,3-Unsaturated nitrogen-containing heterocyclic compounds with a 3-nitro group and a 2-heterocyclyl alkylamino group. The alkyl group of 2-position substituents is preferably interrupted by sulfur or oxygen. The compounds of the invention are preferably dihydropyrroles or tetrahydropyrridines or pyrimidines. The compounds of the invention are histamine H.sub.2 -receptor antagonists.
    Type: Grant
    Filed: April 25, 1983
    Date of Patent: June 25, 1985
    Assignee: Smith Kline & French Laboratories Limited
    Inventors: Michael L. Roantree, Rodney C. Young
  • Patent number: 4514571
    Abstract: A process for the preparation of a urea derivative having the formula: ##STR1## in which A represents a straight- or branched-chain alkyl group having 1-20 carbon atoms, an aryl group, or a heterocyclic group, and each of R.sup.1 and R.sup.2 represents hydrogen, a straight- or branched-chain alkyl group having 1-20 carbon atoms, an alicyclic group, or an aryl groups, which comprises:reacting sodium salt of an N-halogenamide with a quaternary ammonium salt to obtain its addition salt and then,reacting said addition salt with an amine derivative in the absence or presence of an organic solvent.
    Type: Grant
    Filed: May 19, 1983
    Date of Patent: April 30, 1985
    Assignee: UBE Industries, Ltd.
    Inventors: Mamoru Nakai, Fumio Iwata, Teruhiko Inoue
  • Patent number: 4514410
    Abstract: This invention relates to substituted 8-phenylisoxazolo[4,3-e][1,4]diazepin-5-ones of the formula ##STR1## wherein R is lower alkyl; R.sub.1 is hydrogen, amino alkyl, propargyl and lower alkyl; X is oxygen and sulfur; and Y is halogen, trifluoromethyl, lower alkyl, lower alkoxy and hydrogen. The compounds of this invention display useful anxiolytic and anticonvulsant activites.
    Type: Grant
    Filed: May 31, 1984
    Date of Patent: April 30, 1985
    Assignee: Hoechst-Roussel Pharmaceuticals Inc.
    Inventors: John J. Tegeler, Craig J. Diamond
  • Patent number: 4500343
    Abstract: 1-Heterocyclic-2-pyrrolidinone analogs, and intermediates thereof, as aquatic and terrestrial herbicides and aquatic algicides. The compounds and intermediates can also be used together with one or more herbicides to provide useful terrestrial herbicidal combinations.
    Type: Grant
    Filed: September 30, 1982
    Date of Patent: February 19, 1985
    Assignee: Eli Lilly and Company
    Inventor: Kenneth W. Burow, Jr.
  • Patent number: 4482563
    Abstract: 3-Nitro-2-substituted aminopyrroles are histamine H.sub.2 - receptor antagonists. The 2- position substituent is a fully-unsaturated heterocyclyl alkyl group preferably with alkyl group interrupted by sulfur or oxygen. The 4- and 5- positions of the pyrrole ring can also be substituted.
    Type: Grant
    Filed: June 27, 1983
    Date of Patent: November 13, 1984
    Assignee: Smith Kline & French Laboratories Limited
    Inventors: Michael L. Roantree, Rodney C. Young
  • Patent number: 4471123
    Abstract: Herbicidal isoxazolyl imidazolidinones are prepared by reaction of an isoxazolyl-allylurea with ozone and reduction.
    Type: Grant
    Filed: April 29, 1983
    Date of Patent: September 11, 1984
    Assignee: Eli Lilly and Company
    Inventors: David L. Varie, John C. Lechleiter
  • Patent number: 4455264
    Abstract: Acyl cyanides of the formula ##STR1## in which R represents an optionally substituted alkyl group having 1 to 8 carbon atoms, an optionally substituted cycloalkyl group having 3 to 12 carbon atoms or an optionally substituted aryl group, or an optionally substituted 5-membered or 6-membered heterocyclic radical which additionally can be fused to a benzene ring,are obtained in high yields by reacting carboxylic acid anhydrides of the formula R--CO--O--CO--R (II) with trimethylsilyl cyanide, (CH.sub.3).sub.3 Si--CN (III), if appropriate in the presence of a catalyst and, if appropriate, in the presence of a diluent, at a temperature between 50.degree. and 250.degree. C. The acyl cyanides can be used as intermediate products, for example, for the preparation of certain herbicidally active compounds of the triazinone series.
    Type: Grant
    Filed: October 22, 1982
    Date of Patent: June 19, 1984
    Assignee: Bayer Aktiengesellschaft
    Inventors: Kurt Findeisen, Eckart Kranz
  • Patent number: 4440775
    Abstract: The compounds are novel N-substituted-N'-heterocyclic alkylthioureas, guanidines and 1-nitro-2,2-diaminoethylene compounds which are histamine H.sub.2 -antagonists.
    Type: Grant
    Filed: June 18, 1982
    Date of Patent: April 3, 1984
    Assignee: Smith Kline & French Laboratories Limited
    Inventors: Graham J. Durant, Charon R. Ganellin, Geoffrey R. Owen, Rodney C. Young
  • Patent number: 4430336
    Abstract: N-Substituted 2-methylnaphthylamides of the general formula ##STR1## where R.sup.1 is ##STR2## R.sup.3 being hydrogen or alkoxy, or R.sup.1 is ##STR3## R.sup.4 and R.sup.5 being unsubstituted or substituted alkyl, or R.sup.4 and R.sup.5 together forming a heterocyclic ring which contains two oxygen atoms and is unsubstituted or substituted by alkyl or aryl,R.sup.2 is alkyl which is unsubstituted or substituted by halogen, alkoxy, imidazolyl, pyrazolyl or oxo (.dbd.O), or is alkenyl, alkynyl, cycloalkenyl or alkoxy, or substituted or unsubstituted phenyl, or substituted or unsubstituted hetaryl andX is hydrogen, methyl or halogen, fungicides containing these compounds, and processes for the preparation of the compounds.
    Type: Grant
    Filed: November 18, 1980
    Date of Patent: February 7, 1984
    Assignee: BASF Aktiengesellschaft
    Inventors: Costin Rentzea, Bernd Zeeh, Ernst-Heinrich Pommer
  • Patent number: 4416683
    Abstract: N-Aryl benzamides wherein the aryl group is a nitrogen containing heterocycle are useful as selective herbicidal agents. Compositions containing the novel benzamides and a herbicidal method of selective weed control are disclosed.
    Type: Grant
    Filed: September 14, 1981
    Date of Patent: November 22, 1983
    Assignee: Eli Lilly and Company
    Inventor: Kenneth W. Burow, Jr.
  • Patent number: 4407808
    Abstract: 3-Nitro-2-substituted aminopyrroles are histamine H.sub.2 -receptor antagonists. The 2- position substituent is a fully-unsaturated heterocyclyl alkyl group preferably with alkyl group interrupted by sulfur or oxygen. The 4- and 5- positions of the pyrrole ring can also be substituted.
    Type: Grant
    Filed: January 28, 1982
    Date of Patent: October 4, 1983
    Assignee: Smith Kline & French Laboratories Limited
    Inventors: Michael L. Roantree, Rodney C. Young
  • Patent number: 4387231
    Abstract: Process for the production of 4,6-diamino-5-cyano-3-aryl-isoxazole [5,4-b] pyridines having the formula: ##STR1## wherein (a) R.sup.1 and R.sup.2 are --H or (b) R.sup.1 is --Cl and R.sup.2 is --H, or (c) R.sup.1 is --CH.sub.3 and R.sup.2 is --H or (d) R.sup.1 is --NO.sub.2 and R.sup.2 is --H, or (e) R.sup.1 is --H and R.sup.2 is --NO.sub.2. 2-Amino-1-propane-1,1,3-tricarbonitrile having the formula: ##STR2## is reacted with a benzohydroxamino acid chloride having the formula: ##STR3## wherein R.sup.1 and R.sup.2 have the same meaning as above, in the presence of a strong base in at least a molar quantity.
    Type: Grant
    Filed: November 18, 1981
    Date of Patent: June 7, 1983
    Assignee: Lonza Ltd.
    Inventors: Hans Junek, Burkhard Thierrichter
  • Patent number: 4386099
    Abstract: This invention relates to imidazolylphenyl amidines, the preparation thereof, and pharmaceutical compositions containing them. More particularly, this invention relates to compounds of the general formula ##STR1## in which R, R.sub.1, R.sub.3, which may be the same or different, each represent a hydrogen atom or a lower alkyl group, and R.sub.2 represents a linear or branched alkyl, alkenyl, or alkynyl group, a cyano group, a hydroxyl group, a substituted or unsubstituted cycloalkyl or cycloaliphatic alkyl group, a bicyclic group, an aralkyl or aryl group optionally substituted by halogen, methyl, methoxy, or methylenedioxy groups, or a substituted or unsubstituted heterocyclylalkyl or heterocyclic group which may also contain a further hetero atom, or a non-toxic, pharmacologically acceptable acid addition salt thereof. These compounds are useful in treating disorders of the gastrointestinal tract.
    Type: Grant
    Filed: November 19, 1981
    Date of Patent: May 31, 1983
    Assignee: Istituto de Angeli S.p.A.
    Inventors: Enzo Cereda, Arturo Donetti, Piero del Soldato, Mario Bergamaschi
  • Patent number: 4382932
    Abstract: Broad spectrum cephalosporin antibiotics represented by the formula ##STR1## wherein R is a 3-aminoisoxazol-5-yl, 2-aminooxazol-4-yl, or a 5-amino-1,2,4-oxadiazol-3-yl group; R.sub.1 is isoquinolinium or substituted isoquinolinium; and R' is C.sub.1 -C.sub.4 alkyl, an N-substituted carbamoyl group, or a carboxy-substituted alkyl or cycloalkyl group; and the pharmaceutically acceptable non-toxic salts thereof; are prepared by the reaction of a 3-iodomethyl cephalosporin, having the above 2-(amino-substituted heterocyclic)-2-oximinoacetyl side chain, with isoquinoline or a substituted isoquinoline. Pharmaceutical formulations of the antibiotics and a method for treating bacterial infections with the antibiotics are provided.
    Type: Grant
    Filed: September 8, 1981
    Date of Patent: May 10, 1983
    Assignee: Eli Lilly and Company
    Inventors: William H. W. Lunn, William J. Wheeler
  • Patent number: 4382929
    Abstract: The invention provides compounds of the general formula (I) ##STR1## and physiologically acceptable salts, hydrates and bioprecursors thereof, in which one of R.sub.1 and R.sub.2 represents hydrogen, halogen or a C.sub.1-4 alkyl group which may be optionally substituted by hydroxy or C.sub.1-4 alkoxy, and the other represents the group R.sub.4 R.sub.5 NAlk-- in which R.sub.4 represents hydrogen, C.sub.1-10 alkyl, cycloalkyl, alkenyl, alkynyl, aralkyl, heteroaralkyl, trifluoroalkyl, or alkyl substituted by hydroxy, alkoxy, amino, alkylamino, dialkylamino or cycloalkyl, and R.sub.5 represents hydrogen or a C.sub.1-4 alkyl group or R.sub.4 and R.sub.5 may, together with the nitrogen atom to which they are attached, form a 5 to 10 membered ring which may be saturated or may contain at least one double bond, may be unsubstituted or may be substituted by one or more C.sub.
    Type: Grant
    Filed: October 23, 1980
    Date of Patent: May 10, 1983
    Assignee: Glaxo Group Limited
    Inventors: John Bradshaw, Duncan B. Judd, Barry J. Price, John W. Clitherow
  • Patent number: 4382931
    Abstract: Broad spectrum cephalosporin antibiotics represented by the formula ##STR1## are provided. In the formula, R represents a 2-aminooxazol-4-yl, 5-amino-1,2,4-oxadiazol-3-yl, or 5-aminoisoxazol-3-yl heterocyclic group; R' is hydrogen, C.sub.1 -C.sub.4 alkyl, a carboxy-substituted alkyl or cycloalkyl group or a C.sub.1 -C.sub.4 alkyl ester or carboxy-protecting ester derivative thereof; or an N-substituted carbamoyl group; and R.sub.1 and R.sub.2 are independently hydrogen or a substituent group, eg. halo, hydroxy, amino, carbamoyl, alkyl, or trifluoromethyl. The antibiotics are useful in a method for treating bacterial infections and can be formulated into pharmaceutical formulations for such use.
    Type: Grant
    Filed: September 8, 1981
    Date of Patent: May 10, 1983
    Assignee: Eli Lilly and Company
    Inventors: William H. W. Lunn, William J. Wheeler
  • Patent number: 4375472
    Abstract: Amidinosulphonic acid derivatives carrying an unsaturated nitrogen heterocycle-containing substituent, representative of which are N-methyl-N'[2-(5-methyl-4-imidazolylmethylthio)- ethyl] amidinosulphonic acid and N-methyl-N'-[2-(3-chloropyrid-2-ylmethylthio) ethyl] amidinosulphonic acid, are histamine H.sub.2 -receptor antagonists.
    Type: Grant
    Filed: November 24, 1980
    Date of Patent: March 1, 1983
    Assignee: Smith Kline & French Laboratories Limited
    Inventors: Graham J. Durant, Rodney C. Young, Zev Tashma
  • Patent number: 4372963
    Abstract: Bisamidines carrying one unsaturated nitrogen heterocyclo-containing substituent, representative of which i; 1-[N'-(2-(5-methyl-4-imidazolyl)methylthio)ethyl)guanidino]-8-[N'-methylgu anidino]octane, are histamine H.sub.2 -antagonists.
    Type: Grant
    Filed: March 27, 1981
    Date of Patent: February 8, 1983
    Assignee: Smith Kline & French Laboratories Limited
    Inventors: Graham J. Durant, Peter D. Miles
  • Patent number: 4336264
    Abstract: The present invention is directed to 1-(benzoyl)-3-(isoxazolyl or benzisoxazolyl)urea or thiourea compounds useful as insecticides.
    Type: Grant
    Filed: June 19, 1980
    Date of Patent: June 22, 1982
    Assignee: Eli Lilly and Company
    Inventor: David I. Wickiser
  • Patent number: 4328169
    Abstract: This invention provides a convenient and commercially adaptable process for the preparation of vinylcyclopropane derivatives in high yield. For the process an alkylating agent and activated methylene compound are reacted in the presence of an alkylene oxide derivative and alkali metal compound. Water can also be present and/or the reaction may be carried out in an inert organic diluent.
    Type: Grant
    Filed: October 27, 1980
    Date of Patent: May 4, 1982
    Assignee: Emery Industries, Inc.
    Inventor: Allen L. Hall
  • Patent number: 4322429
    Abstract: The present invention is directed to isoxazolyl and benzisoxazolyl benzamide compounds useful as insecticides.
    Type: Grant
    Filed: September 16, 1980
    Date of Patent: March 30, 1982
    Assignee: Eli Lilly and Company
    Inventor: Kenneth W. Burow, Jr.
  • Patent number: 4315931
    Abstract: Unsubstituted or substituted 5-phenyl- and 5-benzyl-4-amino-pyrimidine-2-imidoacid esters, their preparation, drugs containing these compounds, and their use in infectious diseases.
    Type: Grant
    Filed: July 3, 1978
    Date of Patent: February 16, 1982
    Assignee: BASF Aktiengesellschaft
    Inventors: Peter Scharwaechter, Klaus Gutsche, Wilhelm Kohlmann, Gerd Kroemer, deceased, by Norma Kroemer, legal representative, by Helmut Kroemer, legal representative, by Maria M. Kroemer, legal representative
  • Patent number: 4297490
    Abstract: The present invention concerns compounds of formula ##STR1## wherein X is O, S or NH; n is 1 or 2 and A is a 5-membered heterocyclic ring, wherein the bicyclic system may be substituted.The compounds are useful as myotonolytic and anti-hypertensive agents.
    Type: Grant
    Filed: February 22, 1979
    Date of Patent: October 27, 1981
    Assignee: Sandoz Ltd.
    Inventor: Peter Neumann