Nitrogen In Substituent Q Patents (Class 564/86)
  • Patent number: 5173105
    Abstract: An herbicide compound of the formula ##STR1## wherein R is halogen, C.sub.1 -C.sub.2 alkyl, C.sub.1 -C.sub.2 alkoxy, nitro; cyano; C.sub.1 -C.sub.2 haloalkyl, or R.sup.a SO.sub.n -- wherein n is 0 or 2 and R.sup.a is C.sub.1 -C.sub.2 alkyl;R.sup.1 is hydrogen or C.sub.1 -C.sub.4 alkyl;R.sup.2 is hydrogen or C.sub.1 -C.sub.4 alkyl; orR.sup.1 and R.sup.2 together are alkylene having 2 to 5 carbon atoms;R.sup.3 is hydrogen or C.sub.1 -C.sub.4 alkyl;R.sup.4 is hydrogen or C.sub.1 -C.sub.4 alkyl; orR.sup.3 and R.sup.4 together are oxo;R.sup.5 is hydrogen or C.sub.1 -C.sub.4 alkyl;R.sup.6 is hydrogen or C.sub.1 -C.sub.4 alkyl; orR.sup.5 and R.sup.6 together are alkylene having 2 to 5 carbon atoms;R.sup.7 and R.sup.8 independently are (1) hydrogen; (2) halogen; (3) C.sub.1 -C.sub.4 alkyl; (4) C.sub.1 -C.sub.4 alkoxy; (5) trifluoromethoxy; (6) cyano; (7) nitro; (8) C.sub.1 -C.sub.4 haloalkyl; (9) R.sup.b SO.sub.n -- wherein n is the integer 0, 1 or 2; and R.sup.b is (a) C.sub.1 -C.sub.4 alkyl; (b) C.sub.1 -C.sub.
    Type: Grant
    Filed: February 5, 1991
    Date of Patent: December 22, 1992
    Assignee: Imperial Chemical Industries Plc
    Inventor: Christopher G. Knudsen
  • Patent number: 5166218
    Abstract: Tertiary and secondary amines of the formulas ##STR1## and ##STR2## wherein n is the integer 1 or 2,R is hydrogen, lower-alkanoyl or phenyl-lower-alkanoyl,X.sup.1 is phenoxymethyl optionally mono-fluorinated or mono-chlorinated in the ortho-position,X.sup.2 is lower-alkyl, phenoxymethyl optionally mono-fluorinated or mono-chlorinated in the ortho-position or phenyl optionally monosubstituted by fluorine, chlorine, trifluoromethyl or lower-alkoxy,Y is hydrogen or methyl, andZ is a phenyl or thienyl residue substituted as hereinafter described,and the physiologically and pharmaceutically compatible salts are described. The compounds of formulas I and V-1 have catabolic activity and can be used for the treatment of obesity and diabetes mellitus or for the treatment of conditions which are associated with an increased protein breakdown, or as feed additives for fattening animals. The compounds of formulas I and V-1 can be prepared starting from corresponding primary amines.
    Type: Grant
    Filed: August 12, 1991
    Date of Patent: November 24, 1992
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Leo Alig, Marcel Muller
  • Patent number: 5166402
    Abstract: Herbicidal .alpha.-(5-aryloxy-naphthalen-1-yl-oxy)propionic acid derivatives of the formula ##STR1## in which R.sup.1 stands for hydrogen, halogen, cyano or trifluoromethyl,R.sup.2 stands for hydrogen or halogen,R.sup.3 stands for halogen, cyano, trifluoromethyl or trifluoromethoxy,R.sup.4 stands for hydrogen or halogen,R.sup.5 stands for hydrogen or halogen andZ stands for halogen, hydroxyl, amino, alkylamino, alkenylamino, alkinylamino, arylamino, aralkylamino, alkoxycarbonylalkylamino, cyanamino, dialkylamino, dialkenylamino, alkylsulphonylamino, arylsulphonylamino, hydroxylamino, alkoxyamino, hydrazino, alkylsulphonylhydrazino, arylsulphonylhydrazino, alkylthio, arylthio, aralkylthio, alkoxycarbonylalkylthio or for the --O--R.sup.6 group,wherein R.sup.6 can be various organic radicals.The starting material naphthol of the formula ##STR2## is also new.
    Type: Grant
    Filed: November 1, 1990
    Date of Patent: November 24, 1992
    Assignee: Bayer Aktiengesellschaft
    Inventors: Michael Haug, Hans-Joachim Santel, Robert R. Schmidt, Harry Strang
  • Patent number: 5155136
    Abstract: A method of controlling fungus is provided which comprises contacting said fungus with a fungicidally effective amount of a compound having the following structure: ##STR1## wherein R is a halogen ateom, andR.sup.1 is selected from the group consisting of substituted or unsubstituted, straight or branched alkyl having from about 1 to 6 carbon atoms, alkoxy having from about 1 to 6 carbon atoms, halo, provided that when any R.sup.1 is chloro, n is 2 and at least one R.sup.1 is meta-chloro, substituted or unsubstituted sulfamoyl, and substituted or unsubstituted carbamoyl,where n is 1 or 2.
    Type: Grant
    Filed: November 23, 1990
    Date of Patent: October 13, 1992
    Assignee: Eastman Kodak Company
    Inventors: Thomas R. Welter, John J. Delany, III
  • Patent number: 5152826
    Abstract: An herbicide compound of the formula ##STR1## wherein R is halogen, C.sub.1 -C.sub.2 alkyl, C.sub.1 -C.sub.2 alkoxy, nitro; cyano; C.sub.1 -C.sub.2 haloalkyl, or R.sup.a SO.sub.n -- wherein n is 0 or 2 and R.sup.a is C.sub.1 -C.sub.2 alkyl;R.sup.1 is hydrogen or C.sub.1 -C.sub.4 alkyl;R.sup.2 is hydrogen or C.sub.1 -C.sub.4 alkyl; orR.sup.1 and R.sup.2 together are alkylene having 2 to 5 carbon atoms;R.sup.3 is hydrogen or C.sub.1 -C.sub.4 alkyl;R.sup.4 is hydrogen or C.sub.1 -C.sub.4 alkyl; orR.sup.3 and R.sup.4 together are oxo;R.sup.5 is hydrogen or C.sub.1 -C.sub.4 alkyl;R.sup.6 is hydrogen or C.sub.1 -C.sub.4 alkyl; orR.sup.5 and R.sup.6 together are alkylene having 2 to 5 carbon atoms;R.sup.7 and R.sup.8 independently are (1) hydrogen; (2) halogen; (3) C.sub.1 -C.sub.4 alkyl; (4) C.sub.1 -C.sub.4 alkoxy; (5) trifluoromethoxy; (6) cyano; (7) nitro; (8) C.sub.1 -C.sub.4 haloalkyl; (9) R.sup.b SO.sub.n --wherein n is the integer 0, 1 or 2; and R.sup.b is (a) C.sub.1 -C.sub.4 alkyl; (b) C.sub.1 -C.sub.
    Type: Grant
    Filed: October 16, 1991
    Date of Patent: October 6, 1992
    Assignee: Imperial Chemical Industries PLC
    Inventor: Christopher G. Knudsen
  • Patent number: 5145997
    Abstract: Poly (alkylene oxide) substituted acetoacetanilides of the formula: ##STR1## wherein B comprises a divalent bridging moiety selected from the group consisting of C.sub.1 -C.sub.6 alkylene, --NHSO.sub.2 --, --O--, --CO--, --COO--, and --NCHO--; X comprises a poly (alkylene oxide) having a number average molecular weight of about 200 to 10,000; R comprises 0 to 4 moieties independently selected from the group consisting of C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy and halogen; and d is an integer of 1 to 3. The poly (alkylene oxide) substituted acetoacetanilides are prepared by reacting a poly (alkylene oxide) monoamine, diamine or triamine with isatoic anhydride followed by acetoacetylation of the resultant aminobenzamide. The substituted acetoacetanilides are useful for preparing improved diarylide pigment compositions which in turn are useful for preparing storage stable printing inks (especially of the publication gravure type).
    Type: Grant
    Filed: February 12, 1991
    Date of Patent: September 8, 1992
    Assignee: Sun Chemical Corporation
    Inventors: Russell J. Schwartz, Anthony C. Zwirgzdas, Terence R. Chamberlain
  • Patent number: 5099030
    Abstract: The present invention relates to beta-aminoethyl-substituted phenyl compounds, especially beta-aminoethoxy-substituted phenyl compounds. The present invention also relates to pharmaceutical compositions comprising a safe and effective amount of a compound of the present invention and a pharmaceutically-acceptable carrier. The present invention further relates to methods for producing analgesia and reducing inflammation, in humans and lower animals, by administering the compounds or compositions of the present invention. In addition, the present invention relates to methods for making compounds of the present invention and intermediates useful in these synthesis methods.
    Type: Grant
    Filed: June 27, 1991
    Date of Patent: March 24, 1992
    Assignee: The Procter & Gamble Company
    Inventors: Joseph H. Gardner, Gerald B. Kasting, Thomas L. Cupps, Richard S. Echler, Thomas W. Gibson, Joel I. Shulman
  • Patent number: 5098474
    Abstract: A dye used in ink compositions for ink-jet printing comprises an aromatic dye molecule having attached to the aromatic nucleus thereof from 2 to 10 alkylamino groups having the formula selected from the group consisting of:(a) --(CH.sub.2).sub.n --NH.sub.2, where n=2 to 4,(b) --NH--(CH.sub.2).sub.n --NH.sub.2, where n=2 to 5, and(c) --NH--(C.sub.2 H.sub.4 NH).sub.x C.sub.2 H.sub.4 NH.sub.2, where x=0 to about 100. These dyes have good water solubility at near neutral pH and interact well with paper.
    Type: Grant
    Filed: June 29, 1990
    Date of Patent: March 24, 1992
    Assignee: Hewlett-Packard Company
    Inventors: Norman E. Pawlowski, Kenneth A. Norton
  • Patent number: 5089046
    Abstract: Cyclic 1-one-2-ene-3-ol compounds substituted in 2-position by an aroyl or heteroaroyl group bearing a hydrocarbylsulfonyloxy or hydrocarbylsulfonylamino substituent exhibiting herbicidal activity.
    Type: Grant
    Filed: October 2, 1989
    Date of Patent: February 18, 1992
    Assignee: Sandoz Ltd.
    Inventors: Shy-Fuh Lee, Richard J. Anderson, Gary W. Luehr, G. Wayne Craig, Joel L. Kirkpatrick, Takashi Nishizaka, Kenichi Komatsubara
  • Patent number: 5087755
    Abstract: A process for producing an aromatic amine under moderate conditions is provided wherein a catalyst higher in activity than conventional catalysts is used. Reduction of an aromatic nitro compound under a CO/H.sub.2 O system is conducted using a rhodium compound catalyst in the presence of an aqueous alkali solution such as aqueous sodium hydroxide solution. Alternatively, an aromatic nitro compound is reduced under a CO/H.sub.2 O system using a rhodium compound or a ruthenium compound catalyst in the presence of the aqueous alkali solution and additionally at least one compound of amine compounds, diamine compounds, phosphine compounds, phosphite compounds, and diphosphine compounds.
    Type: Grant
    Filed: November 15, 1989
    Date of Patent: February 11, 1992
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Kotohiro Nomura, Masaru Ishino
  • Patent number: 5082938
    Abstract: Enhanced branched chain hydroxyl compounds are provided of formulaY--(Z).sub.1-6wherein Y is the residue of a nucleophile devoid of conjugated divalent linking moieties, and each Z is a poly(oxyalkylene) moiety having a molecular weight of from about 200-10,000 and containing at least one glycidol residue, wherein at least one of the primary oxy sites of said glycidol residue is linked preferably directly to a first epoxide residue of three or more carbons, and wherein said first epoxide residue is linked through a secondary oxy site preferably directly to a second epoxide reside having a primary terminal hydroxyl.
    Type: Grant
    Filed: March 1, 1990
    Date of Patent: January 21, 1992
    Assignee: Milliken Research Corporation
    Inventors: Edward W. Kluger, David J. Moody
  • Patent number: 5079245
    Abstract: The compounds 2-trifluoromethyl-7-substituted-6,7,8,9-tetrahydro-[5H]-benzocycloheptenes are disclosed and disclosed to be useful in the treatment of metabolic illnesses such as diabetes, obesity, and their complications. A perferred compound is 2-trifluoromethyl-7-amino-6,7,8,9-tetrahydro-[5H-benzocycloheptane.
    Type: Grant
    Filed: July 5, 1989
    Date of Patent: January 7, 1992
    Assignee: Adir et Compagnie
    Inventors: Michel Wierzbicki, Pierre Hugon, Jacques Duhault, Francoise Lacour
  • Patent number: 5079248
    Abstract: A series of [N-alkyl-N-(nitro-, alkylsulphonamido, or amino-phenalkyl) amino]-alkyl, alkoxy or alkylthio phenyl derivatives having utility as anti-arrhythmic agents.
    Type: Grant
    Filed: June 20, 1990
    Date of Patent: January 7, 1992
    Assignee: Pfizer Inc.
    Inventors: Peter E. Cross, Geoffrey N. Thomas, John E. Arrowsmith
  • Patent number: 5064863
    Abstract: Tertiary and secondary amines of the formulas ##STR1## wherein n is the integer 1 or 2, p0 R is hydrogen, lower-alkanoyl or phenyl-lower-alkanoyl,X.sup.1 is phenoxymethyl optionally mono-fluorinated or mono-chlorinated in the ortho-position,X.sup.2 is lower-alkyl, phenoxymethyl optionally mono-fluorinated or mono-chlorinated in the ortho-position or phenyl optionally monosubstituted by fluorine, chlorine, trifluoromethyl or lower-alkoxy,Y is hydrogen or methyl, andZ is a phenyl or thienyl residue substituted as hereinafter described,and the physiologically and pharmaceutically compatible salts are described. The compounds of formulas I and V-1 have catabolic activity and can be used for the treatment of obesity and diabetes mellitus or for the treatment of conditions which are associated with an increased protein breakdown, or as feed additives for fattening animals. The compounds of formulas I and V-1 can be prepared starting from corresponding primary amines.
    Type: Grant
    Filed: December 10, 1987
    Date of Patent: November 12, 1991
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Leo Alig, Marcel Muller
  • Patent number: 5047420
    Abstract: Novel 1,3-diaryl cyclopentanes of the following general formula were prepared. ##STR1## These compounds were found to have potent and specific PAF (Platelet Activating Factor) antagonistic activities and as such useful in the treatment or amelioration of various diseases or disorders mediate by the PAF, for example, hypotension, inflammation, nephritis, stroke and other cardiovascular disorders, asthma, allergic and skin diseases, peptic or stomach ulcer, shock, lung edema, psoriasis, adult respiratory distress syndrome, pain including dental pain, and aggregation of platelets.
    Type: Grant
    Filed: August 21, 1989
    Date of Patent: September 10, 1991
    Assignee: Merck & Co., Inc.
    Inventors: Donald W. Graham, Tesfaye Biftu, John C. Chabala, Michael N. Chang, Yuan-Ching P. Chiang, Kathryn L. Thompson, Shu S. Yang
  • Patent number: 5045565
    Abstract: The present invention relates to beta-aminoethyl-substituted phenyl compounds, especially beta-aminoethoxy-substituted phenyl compounds. The present invention also relates to pharmaceutical compositions comprising a safe and effective amount of a compound of the present invention and a pharmaceutically-acceptable carrier. The present invention further relates to methods for producing analgesia and reducing inflammation, in humans and lower animals, by administering the compounds or compositions of the present invention. In addition, the present invention relates to methods for making compounds of the present invention and intermediates useful in these synthesis methods.
    Type: Grant
    Filed: September 8, 1989
    Date of Patent: September 3, 1991
    Assignee: The Procter & Gamble Company
    Inventors: Joseph H. Gardner, Gerald B. Kasting, Thomas L. Cupps, Richard S. Echler, Thomas W. Gibson, Joel I. Shulman
  • Patent number: 5030652
    Abstract: Indan derivatives of the formula: ##STR1## wherein R.sup.1 is substituted or unsubstituted phenyl, naphthyl or sulfur-containing heterocyclic group, and R.sup.2 is hydroxy-methyl or a group of the formula: ##STR2## wherein R.sup.3 is hydrogen atom or lower alkyl and R.sup.4 is cycloalkyl, lower alkoxycarbonyl-phenyl, carboxy-phenyl, nitrogen-containing heterocyclic group, lower alkyl, or lower alkyl having a substituent selected from lower alkoxycarbonyl, carboxy, lower alkoxycarbonyl-phenyl, carboxy-phenyl, lower alkoxycarbonyl-cycloalkyl and carboxy-cycloalkyl, or a pharmaceutically acceptable salt thereof, which are useful as a platelet aggregation-inhibiting agent and as an agent for the treatment, amelioration and/or prophylaxis of a variety of thrombosis or embolism, coronary and cerebral vascular smooth muscle vellication, asthma, and the like, processes for the preparation thereof, and pharmaceutical composition containing said compound as an active ingredient.
    Type: Grant
    Filed: November 15, 1988
    Date of Patent: July 9, 1991
    Assignee: Tanabe Seiyaku Co., Ltd.
    Inventors: Takeo Iwakuma, Harumichi Kohno, Yasuhiko Sasaki, Katsuo Ikezawa, Akio Odawara
  • Patent number: 5030631
    Abstract: Novel tricyclic arylsulfonamides useful for treating hypertension and bronchoconstiction, as well as to their pharmaceutical compositions and methods for using the same.
    Type: Grant
    Filed: November 27, 1989
    Date of Patent: July 9, 1991
    Assignee: Schering Corporation
    Inventor: Barr E. Bauer
  • Patent number: 5006660
    Abstract: The present invention relates to a process for producing an alkoxybenzene compound or an aryloxybenzene compound by reacting a halogenobenzene compound with an alcohol or a phenol compound in the presence of copper or a copper compound, an amine, and a base. According to the disclosure, an alkoxybenzene compound and an aryloxybenzene compound can be produced under moderate conditions in good yield with high selectivity.
    Type: Grant
    Filed: June 28, 1989
    Date of Patent: April 9, 1991
    Assignee: Fuji Photo Film Co., Ltd.
    Inventor: Katsuyoshi Yamakawa
  • Patent number: 4997473
    Abstract: Compunds of the formula ##STR1## wherein R is halogen, C.sub.1 -C.sub.2 alkyl, nitro, C.sub.1 C.sub.2 haloalkyl, C.sub.1 -C.sub.2 alkoxy, C.sub.1 -C.sub.2 alkylthio or C.sub.1 C.sub.2 alkylsulfonyl; R.sup.1 is hydrogen or C.sub.1 -C.sub.2 alkyl; R.sup.2 is hydrogen or C.sub.1 -C.sub.2 alkyl; R.sup.3 is hydrogen or C.sub.1 -C.sub.2 alkyl; and R.sup.4 and R.sup.5 independently are (1) hydrogen; (2) halogen; (3) C.sub.1 -C.sub.4 alkyl; (4) C.sub.1 -C.sub.4 alkoxy; (5) trifluoromethoxy; (6) cyano; (7) nitro; (8) C.sub.1 -C.sub.4 haloalkyl; (9) R.sup.b SO.sub.n - wherein n is the integer 0, 1 or 2; and R.sup.b is (a) C.sub.1 -C.sub.4 alkyl, (b) C.sub.1 -C.sub.4 alkyl substituted with halogen or cyano; (c) phenyl; or (d) benzyl; (10) --NR.sup.c R.sup.d wherein R.sup.c and R.sup.d independently are hydrogen or C.sub.1 -C.sub.4 alkyl; (11) R.sup.3 C(O)- wherein R.sup.3 is C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy; or (12) --SO.sub.2 NR.sup.c R.sup.d wherein R.sup.c and R.sup.d are as defined; and (13) --N(R.
    Type: Grant
    Filed: August 24, 1989
    Date of Patent: March 5, 1991
    Assignee: ICI Americas Inc.
    Inventor: Nhan H. Nguyen
  • Patent number: 4990668
    Abstract: Described is a process for preparing a racemic or chiral aryloxypropanolamine (1) or arylethanolamine (2) of the formula ##STR1## wherein Ar is aryl, substituted aryl, heteroaryl, or aralkyl and R is alkyl, substituted alkyl, aralkyl, or WB wherein W is a straight or branched chain alkylene of from 1 to about 6 carbon atoms and wherein B is --NR.sub.2 COR.sub.3, --NR.sub.2 CONR.sub.3 R.sub.4, --NR.sub.2 SO.sub.2 R.sub.3, --NR.sub.2 SO.sub.2 NR.sub.3 R.sub.4, or --NR.sub.2 COOR.sub.5, where R.sub.2, R.sub.3, R.sub.4, and R.sub.5 may be the same or different and may be hydrogen, alkyl, alkoxyalkyl, alkoxyaryl, cycloalkyl, alkenyl, alkynyl, aryl, heteroaryl, or aralkyl, except that R.sub.3 and R.sub.5 are not hydrogen when B is --NR.sub.2 SO.sub.2 R.sub.3 or --NR.sub.3 COOR.sub.5, or R.sub.3 and R.sub.4 may together with N form a 5- to 7-membered heterocyclic group.The process can be used to prepare beta-blocking agents, useful in the treatment of cardiac conditions.
    Type: Grant
    Filed: December 4, 1985
    Date of Patent: February 5, 1991
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Khuong H. X. Mai, Ghanshyam Patil, William L. Matier
  • Patent number: 4985417
    Abstract: Method and formulation useful in treatment of glaucoma in a mammal wherein an effective amount of an active water soluble carbonic anhydrase inhibitor is administered, said inhibitor being a compound having the formula ##STR1## or a pharmaceutically acceptable salt thereof, wherein R.sup.1 is selected from the group consisting of H, NH.sub.2 CH.sub.2 --, --CH(Me)NH.sub.2, --CH(NH.sub.2)CHMe.sub.2, --CH(NH.sub.2)CH.sub.2 CHMe.sub.2, --CH(NH.sub.2)CH(Me)CH.sub.2 Me, 2-pyrrolidinyl residues wherein the R.sup.1 CO-- constitutes an .alpha.-aminoacyl group, N-acetylaminoacyl derivatives and the corresponding dipeptidyl radicals wherein R.sup.1 CO-- is a dipeptidyl residue containing two amino acid residues of the formula where R.sup.1 is --CHR.sup.7 NHCOCHR.sup.8 NH.sub.2, R.sup.6 NHCHR.sup.5 --, ##STR2## and R.sup.6 NHCH.sub.2 CHR.sup.5 --; R.sup.2 is selected from the group consisting of H, alkyl having from 1 to 6 carbon atoms, alkenyl having from 2 to 6 carbon atoms, and cycloalkyl;R.sup.
    Type: Grant
    Filed: May 2, 1989
    Date of Patent: January 15, 1991
    Inventors: Seymour F. Trager, G. Michael Blackburn
  • Patent number: 4977189
    Abstract: This disclosure describes novel substituted guanidinedicarbonyl derivatives which possess anxiolytic activity and are also useful as agents for the treatment of cognitive and related neural behavioral problems in mammals.
    Type: Grant
    Filed: July 11, 1988
    Date of Patent: December 11, 1990
    Assignee: American Cyanamid Company
    Inventors: Andrew S. Tomcufcik, James S. Dixon, Joseph W. Epstein, Gary H. Birnberg, William J. Fanshawe
  • Patent number: 4971990
    Abstract: Phenoxyethylamine derivatives represented by the general formula (I): ##STR1## wherein R.sub.1 and R.sub.5 represent lower-alkyl, R.sub.2 and R.sub.3, which may be the same or different, each represents hydrogen or lower-alkyl, or ##STR2## represents a 5- or 6-membered ring system which may include nitrogen, oxygen or sulfur as a ring membered atom, R.sub.4 represents hydrogen or lower-alkyl, and n represents an integer selected from 1 to 3, their optical isomers and pharmacologically-acceptable acid addition salts, which exhibit excellent .alpha..sub.1 -blocking activity, a process for their preparation, pharmaceutical compositions thereof, and a method for the treatment of a subject afflicted with hypertension or dysuria by administrating such a compound, are all disclosed.
    Type: Grant
    Filed: January 24, 1989
    Date of Patent: November 20, 1990
    Assignee: Hokuriku Pharmaceutical Co., Ltd.
    Inventors: Yasuo Itoh, Hideo Kato, Eiichi Koshinaka, Nobuo Ogawa, Kazuya Mitani, Shunichiro Sakurai
  • Patent number: 4968679
    Abstract: New 8-substituted 2-aminotetralins can be prepared from the corresponding aminotetralins or tetralones. They can be used in medicaments.
    Type: Grant
    Filed: May 22, 1989
    Date of Patent: November 6, 1990
    Assignee: Bayer Aktiengesellschaft
    Inventors: Bodo Junge, Bernd Richter, Thomas Glaser, Jorg Traber, George S. Allen
  • Patent number: 4954160
    Abstract: The invention provides compounds of the general formula ##STR1## wherein R represents a hydrogen atom, or an optionally substituted alkyl or acyl group, or an alkenyl or alkynyl group or an inorganic or organic cation;R.sup.1 represents an alkyl, haloalkyl, alkenyl, alkynyl or optionally substituted aralkyl or phenyl group;R.sup.2 represents an optionally substituted alkyl or phenalkyl group or a cycloalkyl, alkenyl, haloalkenyl or alkynyl group;each R.sup.3 represents an optionally substituted alkyl group;one of R.sup.4 or R.sup.5 represents a hydrogen atom or an alkyl group while the other of R.sup.4 and R.sup.5 represents an optionally substituted phenyl group; together with their use as herbicides and their preparation using novel intermediates.
    Type: Grant
    Filed: September 21, 1988
    Date of Patent: September 4, 1990
    Assignee: Shell Internationale Research Maatschappij, B.V.
    Inventors: Terence Gilkerson, Robert W. Shaw
  • Patent number: 4952722
    Abstract: The invention concerns novel compounds of the formula I ##STR1## wherein: W are selected from alkyl, alkenyl and alkynyl;X are selected from halogen, nitro, cyano, alkyl, substituted alkyl, hydroxy, alkoxy, substituted alkoxy, alkenyl, alkynyl, alkenyloxy, alkynyloxy, acyloxy, alkoxycarbonyl, alkylthio, alkylsulfinyl, alkylsulfonyl, sulfamoyl, substituted sulfamoyl, amino, substituted amino, and the groups formyl and alkanoyl and the oxime and imine derivatives thereof, and an alkylene group which bridges two adjacent carbon atoms of the benzene ring;R.sup.1 is selected from hydrogen, alkyl, alkenyl, alkynyl, substituted alkyl, alkylsulfonyl, arylsulfonyl, acyl and an inorganic or organic cation;R.sup.2 is selected from alkyl, substituted alkyl, alkenyl, haloalkenyl, alkynyl and haloalkynyl;R.sup.3 is selected from alkyl, fluoroalkyl, alkenyl, alkynyl, and phenyl;p is zero or an integer selected form 1 to 4;n is zero or an integer selected from 1 to 3; andm is zero or an integer selected from 1 to 3.
    Type: Grant
    Filed: January 26, 1983
    Date of Patent: August 28, 1990
    Assignee: ICI Australia Limited
    Inventors: Alexander Serban, Keith G. Watson, Graham J. Bird, Graeme J. Farquharson, Lindsay E. Cross
  • Patent number: 4950766
    Abstract: A method for preparing a benzamide by reacting an aromatic acid with an amine having a primary amino group and a secondary amino group wherein the reaction is directed to the primary amino group by first reacting the acid with N,N'-carbonyldiimidazole.
    Type: Grant
    Filed: September 21, 1989
    Date of Patent: August 21, 1990
    Assignee: Erbamont, Inc.
    Inventor: Jung-Hui Sun
  • Patent number: 4948812
    Abstract: Compounds of formula ##STR1## (the substituents R.sub.1, R.sub.2, R.sub.3, R.sub.4 and R.sub.5 are explained in the specification) may be prepared by conventional methods.Owing to their favorable activity profile the compounds may advantageously be used to treat certain heart and circulatory disorders.
    Type: Grant
    Filed: November 25, 1987
    Date of Patent: August 14, 1990
    Assignee: Boehringer Ingelheim KG
    Inventors: Herbert Koppe, Franz Esser, Walter Kobinge, Christian Lillie
  • Patent number: 4948809
    Abstract: The present invention provides sulphonylphenylalkylamines of the general formula: ##STR1## wherein R.sub.1 is an alkyl radical containing up to 6 carbon atoms, a cycloalkyl radical containing 3-7 carbon atoms or an aralkyl, aralkenyl or aryl radical, the aryl moiety, in each case, being optionally substituted one or more times by halogen, C.sub.1 -C.sub.6 alkyl, C.sub.1 -C.sub.6 alkoxy, hydroxyl, trifluoromethyl, cyano, nitro, amino, C.sub.1 -C.sub.6 alkylamino, C.sub.2 -C.sub.12 dialkylamino, C.sub.1 -C.sub.6 acylamino, C.sub.1 -C.sub.16 acyl or azide, R.sub.2 is a hydrogen atom, an alkyl radical containing up to 6 carbon atoms, an acyl radical or an aralkyl or aralkenyl radical, the aryl moiety, in each case, optionally being substituted one or more times by halogen, C.sub.1 -C.sub.6 alkyl, C.sub.1 -C.sub.6 alkoxy, hydroxyl, trifluoromethyl, cyano, nitro, amino, C.sub.1 -C.sub.6 alkylamino, C.sub.1 -C.sub.12 dialkylamino, C.sub.1 -C.sub.6 acylamino, C.sub.1 -C.sub.
    Type: Grant
    Filed: December 5, 1988
    Date of Patent: August 14, 1990
    Assignee: Boehringer Mannheim GmbH
    Inventors: Ernst-Christian Witte, Hans-Peter Wolff, Karlheinz Stegmeier, Johannes Pill
  • Patent number: 4946981
    Abstract: Compounds of the formula ##STR1## wherein R is halogen, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 haloalkyl, cyano, nitro, S(O).sub.n R wherein R is C.sub.1 -C.sub.4 alkyl and n is the integer 0, 1 or 2; and R.sup.2 through R.sup.8 are hydrogen or certain substituents, their salts, herbicidal compositions containing the compound or salts and the herbicidal use thereof.
    Type: Grant
    Filed: June 27, 1988
    Date of Patent: August 7, 1990
    Assignee: ICI Americas Inc.
    Inventors: Charles G. Carter, David L. Lee, William J. Michaely, Gary W. Kraatz
  • Patent number: 4939147
    Abstract: Compounds of the formula, ##STR1## in which one of R.sub.30 and R.sub.40 represents a substituted phenylalkyl group and the other of R.sub.30 and R.sub.40 represents hydrogen or halogen, and R.sub.50 and R.sub.60 each independently represent hydrogen or alkyl.The compounds of the invention are useful for the treatment or prophylaxis of renal failure or cardiovascular disease.
    Type: Grant
    Filed: August 2, 1989
    Date of Patent: July 3, 1990
    Assignee: Fisons plc.
    Inventors: John Dixon, Brian Springthorpe, Francis Ince
  • Patent number: 4929737
    Abstract: Disclosed is an improved process for the preparation of haloaromatic amines by the catalytic hydrogenation of halonitroaromatic compounds in the presence of a chromium-containing Raney cobalt catalyst. The catalyst gives good hydrogenation rates while minimizing formation of dehalogenated by-products.
    Type: Grant
    Filed: February 3, 1988
    Date of Patent: May 29, 1990
    Assignee: Eastman Kodak Company
    Inventors: Carl M. Lentz, Edward T. Mullins, Charles L. Gibson
  • Patent number: 4929643
    Abstract: Compounds of the formula I ##STR1## with R.sup.1 equal to H or (cyclo)alk(en)yl, R.sup.2 equal to H or alkyl, R.sup.3 equal to alkyl, R.sup.4 /R.sup.5 equal to H, alkyl or acyl, and Y equal to H, alkyl, CF.sub.3 or Hal, are described, as are processes for the preparation thereof.They are effective diuretics and antihypertensive agents with a lipid-lowering action.
    Type: Grant
    Filed: May 1, 1989
    Date of Patent: May 29, 1990
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Hans-Jochen Lang, Max Hropot, Ernold Granzer, Bela Kerekjarto
  • Patent number: 4921524
    Abstract: The invention provides compounds of the general formula ##STR1## wherein R represents a hydrogen atom, or an optionally substituted alkyl or acyl group, or an alkenyl or alkynyl group or an inorganic or organic cation;R.sup.1 represents an alkyl, haloalkyl, alkenyl, alkynyl or phenyl group;R.sup.2 represents an optionally substituted alkyl or phenalkyl group or a cycloalkyl, alkenyl, haloalkenyl, alkynyl or haloalkynyl group;R.sup.3 represents a hydrogen atom or an alkyl group; andone of R.sub.4 and R.sup.5 represents a hydrogen atom or an alkyl group, while the other of R.sup.4 and R.sup.5 represents an optionally substituted phenyl group; together with their use as herbicides and their preparation using novel intermediates.
    Type: Grant
    Filed: April 14, 1988
    Date of Patent: May 1, 1990
    Assignee: Shell Internationale Research Maatschappij B.V.
    Inventors: Terence Gilkerson, Robert W. Shaw, David C. Jennens
  • Patent number: 4920116
    Abstract: N-(aminoalkyl)-substituted(N or C alkyl)-aryl-4-(methylsylfonylamino)benzamides of the formula ##STR1## wherein R is C.sub.1 -C.sub.4 straight chain alkyl, one of R.sub.1, R.sub.2 and R.sub.3 is a phenyl or naphthyl group and the others are hydrogen, --NR.sub.4 R.sub.5 is a secondary or teritary amino group, X and X.sub.1 are hydrogen or alkyl and n is 0 or 1, are useful as antiarrhythmic agents in the treatment of cardiac arrhythmias especially as combination Class I/Class III agents.
    Type: Grant
    Filed: December 13, 1988
    Date of Patent: April 24, 1990
    Assignee: Schering A.G.
    Inventors: Thomas K. Morgan, Jr., Klaus Nickisch
  • Patent number: 4908467
    Abstract: N-Phenylsulfonyl-B'-pyrimidinyl- and -triazinylureas of the formula I ##STR1## wherein A is 3,3,3-trifluoropropyl or 3,3-difluorobutyl,R.sup.1 is hydrogen, halogen, nitro, cyano, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -haloalkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -alkylsulfinyl, C.sub.1 -C.sub.4 -alkylsulfonyl, --CO--R.sup.6, --NR.sup.7 R.sup.8, --CO--NR.sup.9 R.sup.10 or --SO.sub.2 --NR.sup.11 R.sup.12,R.sup.2 is hydrogen, halogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -alkylsulfinyl or C.sub.1 -C.sub.4 -alkylsulfonyl,R.sup.3 and R.sup.4 independently of one another are each hydrogen, halogen C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -haloalkyl, C.sub.2 -C.sub.4 -haloalkoxy, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -haloalkylthio, C.sub.2 -C.sub.4 -alkoxyalkyl, C.sub.1 -C.sub.4 -alkoxy or --NR.sup.12 R.sup.13,R.sup.5 is hydrogen, C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.4 -alkoxy,R.sup.6 is C.sub.1 -C.
    Type: Grant
    Filed: April 8, 1988
    Date of Patent: March 13, 1990
    Assignee: Ciba-Geigy Corporation
    Inventors: Willy Meyer, Konrad Oertle
  • Patent number: 4895842
    Abstract: A phenylalanine derivative having the formula (I): ##STR1## where R.sup.1 and R.sup.2 are independently hydrogen provided that both R.sup.1 and R.sup.2 are not hydrogen at the same time;C.sub.1 -C.sub.8 alkyl which may be substituted with hydroxy, hydroxycarbonyl, C.sub.1 -C.sub.4 alkoxycarbonyl, C.sub.1 -C.sub.4 alkylmercapto, C.sub.1 -C.sub.4 alkoxy, carbamoyl, sulfamoyl, pyridyl, or phenyl which may further be substituted with nitro, C.sub.1 -C.sub.4 alkoxy, or halogen;C.sub.6 -C.sub.8 cycloalkyl which may be substituted with hydroxy, C.sub.1 -C.sub.4 alkoxy, hydroxylcarbonyl, C.sub.1 -C.sub.4 alkoxycarbonyl, or C.sub.1 -C.sub.4 alkyl;phenyl which may be substituted with halogen, nitro, trifluoromethyl, C.sub.1 -C.sub.4 alkoxy C.sub.1 C.sub.4 alkylmercapto, C.sub.1 -C.sub.4 alkylcarbonyl, phenylcarbonyl, hydroxycarbonyl, C.sub.1 -C.sub.4 alkoxycarbonyl, carbamoyl, sulfamoyl, amidino, pyridylcarbonyl, or C.sub.1 -C.sub.6 alkyl which may further be substituted with C.sub.1 -C.sub.
    Type: Grant
    Filed: September 29, 1986
    Date of Patent: January 23, 1990
    Assignees: Shosuke Okamoto, Showa Denko Kabushiki Kaisha
    Inventors: Shosuke Okamoto, Yoshio Okada, Akiko Okunomiya, Taketoshi Naito, Yoshio Kimura, Morihiko Yamada, Norio Ohno, Yasuhiro Katsuura, Yumi Seki
  • Patent number: 4888043
    Abstract: The invention concerns compounds of the formula I ##STR1## wherein: Z is selected from hydrogen, alkyl, alkanoyl, sulfamoyl, carboxy and trifluoroacetamido;Y is selected from various carboxy or thiocarboxy groups, haloalkanoyl, alkylsulfonyl and haloalkylsulfonyl;R.sup.1 is selected from hydrogen, acyl and an inorganic or organic cation;R.sup.2 is selected from alkyl, substituted alkyl, alkenyl, haloalkenyl and alkynyl;R.sup.3 is selected from alkyl; andR.sup.4 is selected from hydrogen, alkyl, and alkoxycarbonyl.The compounds of the invention show herbicidal properties and plant growth regulating properties and in further embodiments and the invention provides processes for the preparation of compounds of formula I, intermediates useful in the preparation of the compounds of formula I, compositions containing as active ingredient a compound of formula I, and herbicidal and plant growth regulating processes utilizing compounds of formula I.
    Type: Grant
    Filed: June 20, 1986
    Date of Patent: December 19, 1989
    Assignee: ICI Australia Limited
    Inventors: Keith G. Watson, Craig G. Lovel
  • Patent number: 4883914
    Abstract: There are provided novel benzenesulfonyl carboxamide compounds and novel intermediate benzenesulfonyl-2-imidazolin-5-one compounds, novel intermediates and methods for the preparation of said compounds, and a method for controlling a variety of annual and perennial plant species utilizing novel benzenesulfonyl carboxamide compounds and novel intermediate benzenesulfonyl 2-imidazolin-5-one compounds.
    Type: Grant
    Filed: July 7, 1988
    Date of Patent: November 28, 1989
    Assignee: American Cyanamid Company
    Inventors: Sergio I. Alvarado, Alvin D. Crews, Jr., Peter J. Wepplo, Robert F. Doehner, Jr., Thomas E. Brady, David M. Gange, Desiree L. Little
  • Patent number: 4873262
    Abstract: New 8-substituted 2-aminotetralins can be prepared from the corresponding aminotetralins or tetralones. They can be used in medicaments.
    Type: Grant
    Filed: December 15, 1987
    Date of Patent: October 10, 1989
    Assignee: Bayer Aktiengesellschaft
    Inventors: Bodo Junge, Bernd Richter, Thomas Glaser, Jorg Traber, George S. Allen
  • Patent number: 4855086
    Abstract: The specification describes and claims methods of controlling acarine pests by application of a compound of Formula (I), methods of controlling arthropod pests by application of a compound of Formula (IA), compounds of Formula (IA) per se, pesticidal compositions comprising a compound of Formula (IA), and processes for preparing a compound of Formula (IA).
    Type: Grant
    Filed: October 11, 1983
    Date of Patent: August 8, 1989
    Assignee: Burroughs Wellcome Co.
    Inventors: Malcolm H. Black, Robert J. Blade
  • Patent number: 4853028
    Abstract: Compounds of the formula ##STR1## wherein R is halogen, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 haloalkyl, cyano, nitro, (S(O).sub.n R wherein R is C.sub.1 -C.sub.4 alkyl and n is the integer 0, 1 or 2; and R.sup.2 through R.sup.8 are hydrogen or certain substituents, their salts, herbicidal compositions containing the compound or salts and the herbicidal use thereof.
    Type: Grant
    Filed: December 4, 1987
    Date of Patent: August 1, 1989
    Assignee: Stauffer Chemical Company
    Inventors: Charles G. Carter, David L. Lee, William J. Michaely
  • Patent number: 4837352
    Abstract: An intermediate compound having the structural formula ##STR1## wherein R is halogen, C.sub.1 -C.sub.2 alkyl, C.sub.1 -C.sub.2 alkoxy, nitro; cyano; C.sub.1 -C.sub.2 haloalkyl, or R.sup.a SO.sub.n - wherein n is 0 or 2 and R.sup.a is C.sub.1 -C.sub.2 alkyl; R.sup.1 is hydrogen or C.sub.1 -C.sub.4 alkyl; R.sup.2 is hydrogen or C.sub.1 -C.sub.4 alkyl; or R.sup.1 and R.sup.2 together are alkylene having 2 to 5 carbon atoms; R.sup.3 is hydrogen or C.sub.1 -C.sub.4 alkyl; R.sup.4 is hydrogen or C.sub.1 -C.sub.4 alkyl; or R.sup.3 and R.sup.4 together can be oxo; R.sup.5 is hydrogen or C.sub.1 -C.sub.4 alkyl; R.sup.6 is hydrogen or C.sub.1 -C.sub.4 alkyl; or R.sup.5 and R.sup.6 together are alkylene having 2 to 5 carbon atoms; R.sup.7 and R.sup.8 independently are (1) hydrogen; (2) halogen; (3) C.sub.1 -C.sub.4 alkyl; (4) C.sub. 1 -C.sub.4 alkoxy; (5) trifluoromethoxy; (6) cyano; (7) nitro; (8) C.sub.1 -C.sub.4 haloalkyl; (9) R.sup.b SO.sub.n - wherein n is the integer 0, 1 or 2; and R.sup.b is (a) C.sub.1 -C.sub.
    Type: Grant
    Filed: March 21, 1988
    Date of Patent: June 6, 1989
    Assignee: Stauffer Chemical Company
    Inventor: Christopher G. Knudsen
  • Patent number: 4835311
    Abstract: N-Phenylsulfonyl-N'-pyrimidinylureas and -N'-triazinylureas of the general formula ##STR1## and the salts of these compounds with amines, alkali metal bases and alkaline earth metal bases or with quaternary ammonium bases, have good selective herbicidal and plant growth regulating properties when applied pre- and postemergence.In the formulaR.sub.1 is hydrogen, halogen, nitro, C.sub.1 -C.sub.4 haloalkyl, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, C.sub.2 -C.sub.5 alkenyl or C.sub.1 -C.sub.4 alkoxycarbonyl,R.sub.2 is C.sub.1 -C.sub.3 alkyl or C.sub.1 -C.sub.3 alkoxy, each unsubstituted or substituted by 1 to 3 halogen atoms,R.sub.3 is halogen, hydrogen, --NR.sub.4 R.sub.5, C.sub.1 -C.sub.3 alkyl, unsubstituted or substituted by 1 to 3 halogen atoms of C.sub.1 -C.sub.4 alkoxy, or is C.sub.1 -C.sub.3 alkoxy, unsubstituted or substituted by methoxy, ethoxy, or 1 to 3 halogen atoms,R.sub.4 is hydrogen or methyl,R.sub.5 is hydrogen, C.sub.1 -C.sub.2 alkyl or methoxy,A is C.sub.1 -C.sub.4 alkylene or C.sub.
    Type: Grant
    Filed: January 11, 1988
    Date of Patent: May 30, 1989
    Assignee: Ciba-Geigy Corporation
    Inventors: Karl Gass, Werner Fory, Willy Meyer, Werner Topfl
  • Patent number: 4833252
    Abstract: Substituted N-phenylsulfonyl-N'-pyrimidinylureas and N-phenylsulfonyl-N'-triazinylureas of the general formula ##STR1## and the salts thereof with amines, alkali metal bases or alkaline earth metal bases, or with quaternary ammonium bases, have good pre- and postemergence selective herbicidal and growth regulating properties.In the above formula the symbols have the following meanings:R.sup.1 is hydrogen, halogen, nitro, cyano, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 haloalkyl, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 alkylthio, C.sub.1 -C.sub.4 alkylsulfonyl, C.sub.1 -C.sub.4 alkylsulfinyl, --CO--R.sup.8, --NR.sup.9 R.sup.10, --CO--NR.sup.11 R.sup.12 or --SO.sub.2 --NR.sup.13 R.sup.14,R.sup.2 is hydrogen, halogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 alkylthio, C.sub.1 -C.sub.4 alkylsulfinyl or C.sub.1 -C.sub.4 alkylsulfonyl,R.sup.3 is hydrogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 haloalkyl or cyano,R.sup.4 is hydrogen or C.sub.1 -C.sub.4 alkyl,R.sup.5 is hydrogen, C.sub.
    Type: Grant
    Filed: September 28, 1988
    Date of Patent: May 23, 1989
    Assignee: Ciba-Geigy Corporation
    Inventors: Werner Topfl, Georg Pissiotas
  • Patent number: 4827032
    Abstract: Cycloalkanol[1,2-b]indole-sulphonamides of the formula ##STR1## where appropriate in an isomeric form, and their salts are disclosed. These compounds are useful to inhibit platelet aggregation and to antagonize thromboxane A.sub.2.
    Type: Grant
    Filed: June 29, 1988
    Date of Patent: May 2, 1989
    Assignee: Bayer Aktiengesellschaft
    Inventors: Horst Boshagen, Ulrich Rosentreter, Folker Lieb, Hermann Oediger, Friedel Seuter, Elisabeth Perzborn, Volker-Bernd Fiedler
  • Patent number: 4795826
    Abstract: Compounds represented by the general formula (I): ##STR1## in which R.sub.1 represents ##STR2## A and B each represent H or a lower alkane optionally substituted with amino and/or hydroxyl functions, except that A and B are not both H; R.sub.3 represents H, OCH.sub.3, CH.sub.3, halogen, NH.sub.2, NO.sub.2, NHCH.sub.3, N.sub.3 (CH.sub.3).sub.2, N.sub.3, NHCOCH.sub.3, NHCOOCH.sub.3, N(CH.sub.3)COOCH.sub.3, CONH.sub.2 or CONHCH.sub.3 ; R.sub.4 represents H, alkyl, O-alkyl, CONH.sub.2, CONHCH.sub.3 or CONHCH.sub.2 CONHCH.sub.3, except that R.sub.3 and R.sub.4 taken together can represent --C.dbd.CH--CH.dbd.N--; R.sub.5 represents H, alkyl, O-alkyl, CONH.sub.3, CONHCH.sub.3 or CONH.sub.2 CH.sub.2 CONHCH.sub.3 ; R.sub.6 represents lower alkyl; R.sub.7 represents CH.sub.3 or C.sub.6 H.sub.5 (phenyl); R.sub.8 represents lower alkyl or C.sub.6 H.sub.5 (phenyl); R.sub.9 represents H, NHCOCH.sub.3, NH.sub.2 or N.dbd.CHN(CH.sub.3).sub.2 ; and R.sub.10 represents H or NH.sub.
    Type: Grant
    Filed: June 27, 1986
    Date of Patent: January 3, 1989
    Inventors: Graham J. Atwell, Bruce C. Baguley, William A. Denny, Gordon W. Rewcastle
  • Patent number: 4794196
    Abstract: N-Aminoalkyl(perfluoroalkanoylaminophenyl)sulfonic acid amides of the formula: ##STR1## in which R.sup.1 is perfluoroalkanoylamino of 2 to 4 carbon atoms, in 3- or 4- position of the benzene ring;R.sup.2 is hydrogen or alkyl of 1 to 4 carbon atoms;R.sup.3 is hydrogen or straight or branched chain alkyl of 1 to 4 carbon atoms;R.sup.4 is straight or branched chain alkyl of 1 to 4 carbon atoms; andn is one of the integers 2, 3 or 4;or a pharmaceutically acceptable salt thereof, are Class I anti-arrhythmic agents useful in the treatment of cardiac arrhythmias and conditions characterized by coronary arteries vasospasm and myocardial ischemia.
    Type: Grant
    Filed: February 10, 1987
    Date of Patent: December 27, 1988
    Assignee: American Home Products Corporation
    Inventors: George C. Buzby, Jr., Thomas J. Colatsky
  • Patent number: 4783213
    Abstract: Compounds of the formula ##STR1## wherein X is oxy, thio, sulfinyl or sulfonyl;R is halogen; C.sub.1 -C.sub.2 alkyl; C.sub.1 -C.sub.2 alkoxy; trifluoromethoxy; difluoromethoxy; nitro; cyano; C.sub.1 -C.sub.2 haloalkyl; R.sup.a SO.sub.n -- wherein n is 0 or 2 and R.sup.a is C.sub.1 -C.sub.2 alkyl, trifluoromethyl or difluoromethyl;R.sup.1 is hydrogen, C.sub.1 -C.sub.4 alkyl, phenyl or substituted phenyl;R.sup.2 is hydrogen or C.sub.1 -C.sub.4 alkyl; orR.sup.1 and R.sup.2 together are C.sub.2 -C.sub.5 alkylene;R.sup.3 is hydrogen, C.sub.1 -C.sub.4 alkyl, phenyl or substituted phenyl with the proviso that R.sup.1 and R.sup.3 are not both phenyl or substituted phenyl;R.sup.4 is hydrogen or C.sub.1 -C.sub.4 alkyl;R.sup.5 is hydrogen or C.sub.1 -C.sub.4 alkyl;R.sup.6 is hydrogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 haloalkyl, or phenyl;R.sup.7 and R.sup.8 independently are (1) hydrogen; (2) halogen; (3) C.sub.1 -C.sub.4 alkyl; (4) C.sub.1 -C.sub.4 alkoxy; (5) trifluoromethoxy; (6) cyano; (7) nitro; (8) C.sub.
    Type: Grant
    Filed: August 20, 1987
    Date of Patent: November 8, 1988
    Assignee: Stauffer Chemical Company
    Inventor: David L. Lee