The Carbonyl Is Bonded Directly To Two Non-carbon Atoms, Or To A Non-carbon Atom And An Additional Carbonyl (e.g., Carbamates, Oxamides, Etc.) Patents (Class 558/417)
  • Patent number: 5380941
    Abstract: A process for preparing ureas of the formula ##STR1## where the ring A can be substituted and benzo-fused andn is 0 or 2,R.sup.4 and R.sup.5 are hydrogen, C.sub.1 -C.sub.4 -alkyl or phenyl,L is unsubstituted or substituted C.sub.2 -C.sub.4 -alkylene, or NR.sup.5 and L are together the radical of the formula ##STR2## and Z is hydroxyl or a radical which can be eliminated under alkaline reaction conditions,by reacting a phenylurea of the formula ##STR3## where R.sup.4 and the ring A each have the abovementioned meanings, with an amine of the formula ##STR4## where n, R.sup.5, L and Z each have the abovementioned meanings, at from 80.degree. to 180.degree. C. in the presence or absence of an inert diluent is described.
    Type: Grant
    Filed: October 1, 1993
    Date of Patent: January 10, 1995
    Assignee: BASF Aktiengesellschaft
    Inventors: Bernd Siegel, Manfred Patsch
  • Patent number: 5362747
    Abstract: 2-Nitroaryl or 2-cyanoaryl compounds of the formula ##STR1## pharmaceutical compositions thereof, intermediates useful in the preparation of these compounds, and methods for treating disorders of vascular smooth muscles or diseases of the cartilage, macrophages, neurons, platelets, bronchial smooth muscles, optic muscles and gastrointestinal smooth muscles, in addition to sickle cell anemia, diabetes, synovitis, chondroarthritis and osteoarthritis by employing these compounds.
    Type: Grant
    Filed: November 3, 1993
    Date of Patent: November 8, 1994
    Assignee: Abbott Laboratories
    Inventors: Marlon Cowart, James F. Kerwin
  • Patent number: 5326899
    Abstract: A Process for producing N-alkyl iodopropargyl carbamate comprising:A. reacting a dialkyl(C.sub.1 -C.sub.3) carbonate with propargyl alcohol in the presence of a first catalyst under conditions to produce dipropargyl carbonate;B. reacting said dipropargyl carbonate with an alkyl(C.sub.1 -C.sub.6)amine, optionally in the presence of a second catalyst, to produce N-alkyl(C.sub.1 -C.sub.6) propargyl carbamate;C. reacting said N-alkyl(C.sub.1 -C.sub.6) propargyl carbamate with an iodinating agent to produce N-alkyl(C.sub.1 -C.sub.6) iodopropargyl carbamate is disclosed.
    Type: Grant
    Filed: June 14, 1993
    Date of Patent: July 5, 1994
    Assignee: Rohm and Haas Company
    Inventor: Barry C. Lange
  • Patent number: 5319139
    Abstract: Compounds of the formula: ##STR1## where R.sup.1 is a hydrogen atom or a lower alkyl group;R.sub.2 is a lower alkoxy group;R.sub.3 is a group ##STR2## Z is represented by the formula: ##STR3## where R.sub.2 and R.sub.3 may be the same or different from each other and each stands for a hydrogen atom or a lower alkyl;Y is represented by the formula: --(CH.sub.2).sub.n -- where n is 0 or an integer of 1 to 2 or a group represented by the formula: ##STR4## where R.sup.2 and R.sup.3 may be the same or different from each other and each stands for a lower alkyl group; andR.sup.4 represents a group of the formula: ##STR5## where p is 0 or an integer of 1 to 3 and R.sup.12 is hydrogen, a halogen atom, a lower alkyl or a lower alkoxy group a hydrogen atom, R.sup.2 is a methoxy group, R.sup.3 is a hydroxy group and R.sup.4 is a benzyl group having anti-inflammatory activity.
    Type: Grant
    Filed: March 30, 1993
    Date of Patent: June 7, 1994
    Assignee: Eisai Co. Ltd.
    Inventors: Hiroyuki Yoshimura, Shinya Abe, Tetsuya Kawahara, Naoyuki Shimomura, Kazuo Okano, Richard S. J. Clark, Takashi Mori, Shuhei Miyazawa, Ryoichi Hashida, Kenzo Muramoto, Koukichi Harada, Takashi Inoue, Hirsohi Shirota, Kenichi Chiba, Kenichi Kusube, Toru Horie, Takeshi Suzuki, Isao Yamatsu
  • Patent number: 5288901
    Abstract: There are provided important pyrroline and glycine intermediates, methods for the preparation of said intermediates and the use thereof in the manufacture of arylpyrrole insecticidal agents.
    Type: Grant
    Filed: April 8, 1992
    Date of Patent: February 22, 1994
    Assignee: American Cyanamid Company
    Inventors: Robert F. Doehner, Jr., Jerry M. Barton, David G. Kuhn
  • Patent number: 5236953
    Abstract: A compound of the formula ##STR1## wherein X has the formula --CR.sup.5 .dbd.CR.sup.6 --, --C.ident.C-- or ##STR2## wherein ring A is phenyl, naphthyl or heterocyclic; wherein R.sup.1 is hydrogen, alkyl, alkanoyl or aroyl;wherein R.sup.2, R.sup.3 and R.sup.4, which may be the same or different, each is an electron withdrawing substituent or each is hydrogen or alkyl, alkoxy or dialkylamino, provided that when ring A is phenyl or naphthyl at least one of R.sup.2, R.sup.3 and R.sup.4 is an electron-withdrawing substituent;wherein R.sup.5 and R.sup.6, each is hydrogen, halogeno or alkyl; wherein R.sup.7 is alkyl or halogenoalkyl; and wherein R.sup.8 has the formula --Y--Q--R.sup.9 wherein Y is straight- or branched-chain alkylene or alkenylene; wherein Q is --O--, --S--, --SO-- or --SO.sub.2 --;and wherein R.sup.9 is alkyl of up to 6 carbon atoms which contains one or more defined substituents, processes for their manufacture and pharmaceutical compositions containing them.
    Type: Grant
    Filed: October 30, 1991
    Date of Patent: August 17, 1993
    Assignee: Imperial Chemical Industries PLC
    Inventors: Leslie R. Hughes, Howard Tucker
  • Patent number: 5220022
    Abstract: Disclosed are novel compounds of the formula ##STR1## wherein: R is ##STR2## where Ph is phenyl, or ##STR3## X is --NR.sub.5 R.sub.6 or --OR.sub.7 ; R.sub.1 and R.sub.2 are independently hydrogen, methyl, ethyl, cyclohexyl, ##STR4## butyl, or heptyl; R.sub.4 is o-phenylene or p-phenylene and R.sub.4 can be alkyl- halo- or alkoxy- substituted;R.sub.3 is hydrogen;R.sub.5, R.sub.6, and R.sub.7 are independently hydrogen, methyl, ethyl, tert-butyl, isobutyl, butyl, alkoxy, acyl, acylamino, aryl, amino, cyclohexyl, aminoalkyl and substituted or unsubstituted phenylamino;Y is sulfur and oxygen atom; and n is zero or 1; provided n=1 when Y is sulfur.
    Type: Grant
    Filed: January 28, 1991
    Date of Patent: June 15, 1993
    Assignee: International Paper Co.
    Inventors: Bruce M. Resnick, Allan J. Wexler
  • Patent number: 5158953
    Abstract: The present invention provides a novel series of 2-substituted methyl-2,3-dihydroimidazo[1,2-c]quinazolin-5(6H)-ones (-thiones) compounds. These compounds are found useful as an active ingredient for the prophylaxis and treatment of hypertension.
    Type: Grant
    Filed: August 13, 1991
    Date of Patent: October 27, 1992
    Assignee: National Science Council
    Inventors: Ji-wang Chern, Chia-Yang Shiau, Mao-Hsiung Yen, Guan-Yu Lu
  • Patent number: 5153223
    Abstract: Novel compounds useful as ACAT inhibitors having the formula ##STR1## wherein Q is R.sub.5 O; R.sub.5 S-- or NR.sub.3 R.sub.4 ; wherein R is hydrogen or alkyl C.sub.1 -C.sub.20 or --CH.sub.2 Ph; wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are hydrogen, a hydrocarbon chain aralkyl, phenyl or substituted phenyl or form a heterocyclic ring; wherein R.sub.5 is phenyl or substituted phenyl, naphthyl or substituted naphthyl, a hydrocarbon chain or aralkyl.
    Type: Grant
    Filed: April 24, 1991
    Date of Patent: October 6, 1992
    Assignee: Warner-Lambert Company
    Inventors: Helen T. Lee, Joseph A. Picard, Drago R. Sliskovic
  • Patent number: 5130454
    Abstract: Polytetrahydrofuran derivatives of the general formula ##STR1## where n is from 2 to 70, X is the bridge member --NH-- or --O-- and R.sup.1 and R.sup.4 are each hydrogen or various radicals.
    Type: Grant
    Filed: December 19, 1990
    Date of Patent: July 14, 1992
    Assignee: BASF Aktiengesellschaft
    Inventors: Eckhard Hickmann, Ulrich Koehler, Hardo Siegel
  • Patent number: 5118830
    Abstract: Triazolone derivatives of the formula ##STR1## in which R.sup.1 and R.sup.2 each independently represents alkyl, alkenyl, alkynyl, halogenoalkyl, halogenoalkenyl, halogenoalkynyl, alkoxyalkyl, cycloalkylalkyl, cycloalkyl or represents aralkyl or aryl, which may be substitutedR.sup.2 also represents heteroaryl which may be substituted andX represents oxygen or sulphur,are obtained in good yields and at high purity by reacting an iso(thio)cyanate of the formulaX.dbd.C.dbd.N--R.sup.1if desired in the presence of a diluent, with an amionoguanidine of the formula ##STR2## in which R.sup.3 and R.sup.4, independently of one another, represent alkyl, or with acid adducts thereof to form a (thio)ureidoguanidine of the formula ##STR3## followed by condensation with elimination of dialkylamine (HNR.sup.3 R.sup.4) to form the triazolone derivative and new (thio)ureidoguanidines.
    Type: Grant
    Filed: April 17, 1991
    Date of Patent: June 2, 1992
    Assignee: Bayer Aktiengesellschaft
    Inventors: Kurt Findeisen, Markus Lindig
  • Patent number: 5078783
    Abstract: Substituted 1-alkyl carbamates of the formula ##STR1## in which: R is a member selected from the group consisting of halogen, trifluoromethyl, cyano, NO.sub.2 and C.sub.1 -C.sub.3 haloalkyloxy;R.sub.1 is selected from the group consisting of C.sub.1 -C.sub.4 alkyl and C.sub.1 -C.sub.4 haloalkyl; andR.sub.2 is selected from the group consisting of H, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, C.sub.1 -C.sub.4 alkoxyalkyl, C.sub.1 -C.sub.4 haloalkyl and C.sub.1 -C.sub.4 alkenyl;and their use as herbicides is disclosed herein.
    Type: Grant
    Filed: August 20, 1990
    Date of Patent: January 7, 1992
    Assignee: Imperial Chemical Industries plc
    Inventor: Don R. Baker
  • Patent number: 5061796
    Abstract: This invention provides azamethine compounds represented by the formula (I): ##STR1## (wherein X represents ##STR2## Y represents C.dbd.O, C.dbd.C(CN).sub.2 or SO.sub.2 ; R.sub.1 to R.sub.4 represent independently a hydrogen atom, an alkyl group which may be substituted, an alkoxyl group which may be substituted, a halogen atom, a nitro group, a cyano group, a hydroxyl group, an amino group which may be substituted, ##STR3## R.sub.5 and R.sub.6 represent independently a hydrogen atom, an alkyl group which may be substituted, an aryl group which may be substituted or a cyclohexyl group; R.sub.5 and R.sub.6 may be combined to form a ring or may form a ring with a hetero atom; R.sub.7 and R.sub.
    Type: Grant
    Filed: July 21, 1989
    Date of Patent: October 29, 1991
    Assignee: Sumitomo Chemical Company, Ltd.
    Inventors: Takeshi Hioki, Kiyoteru Kojima, Jun Tomioka
  • Patent number: 5061706
    Abstract: Heterocyclic dihydroxyquinoxaline compounds having the formula ##STR1## wherein R.sup.1 is hydroxy, alkoxy, aryloxy, aralkyloxy, cycloalkylalkoxy, cycloalkoxy, or acyloxy; andR.sup.5, R.sup.6, R.sup.7 and R.sup.8 independently are hydrogen, NO.sub.2, halogen CN, SO.sub.2 NR'R', SO.sub.2 R', CF.sub.3, or OR', wherein R' is hydrogen or C.sub.1-4 -alkyl;The invention also relates to a method of preparing the compounds, pharmaceutical compositions thereof, and their use.The compounds are useful in the treatment of indications caused by hyperactivity of the excitatory neurotransmitters, particularly the quisqualate receptors, and especially as neuroleptics.
    Type: Grant
    Filed: December 15, 1989
    Date of Patent: October 29, 1991
    Assignee: Novo Nordisk A/S
    Inventors: Tage Honoree, Poul Jacobsen, Flemming E. Nielsen, Lars Nafrim
  • Patent number: 5051446
    Abstract: The present invention relates to new compounds of the formula I ##STR1## as well as their preparation, pharmaceutical preparations containing same, and method of treating acute myocardial infarction.The compounds which possess beta-adrenoceptor blocking activity are very shortacting and are preferably intended for treatment of acute myocardial infarction by administration by means of injection.
    Type: Grant
    Filed: March 13, 1989
    Date of Patent: September 24, 1991
    Assignee: E. I. du Pont de Nemours & Co.
    Inventors: Enar I. Carlsson, Bill B. Gustafsson, Bo T. Lungren
  • Patent number: 5047426
    Abstract: The invention provides fungicidal compositions which comprise a carrier and, as active ingredient, a compound of the general formula ##STR1##
    Type: Grant
    Filed: August 23, 1989
    Date of Patent: September 10, 1991
    Assignee: Shell Internationale Research Maatschappij B.V.
    Inventor: Paul H. Briner
  • Patent number: 5041605
    Abstract: Phenolic cyan-dye-forming couplers characterized by a p-cyanophenylureido group in the 2-position of the phenol are synthesized in high yield by a process comprising the steps of contacting, in a reaction solvent in the presence of a transition metal catalyst at moderate temperature and atmospheric pressure, a coupler intermediate having a nitro group in the 5-position with a hydrogen donor, such as, for example, ammonium formate, to thereby form the corresponding 2-(p-cyanophenylureido)-5-aminophenol and reacting the 2-(p-cyanophenylureido)-5-aminophenol with an acylating agent to form the phenolic cyan-dye-forming coupler.
    Type: Grant
    Filed: November 20, 1989
    Date of Patent: August 20, 1991
    Assignee: Eastman Kodak Company
    Inventors: James J. Huson, Louis F. Valente
  • Patent number: 5041462
    Abstract: Novel substituted acetamide compounds of the formula ##STR1## wherein R.sup.1 is hydrogen atom, a lower alkyl group, a lower acyl group, or an aryl group; R.sup.2 is cyano group or aminocarbonyl group; R.sup.3 is a halogen atom, nitro group, a lower alkoxy group, a group of the formula: --NR.sup.4 R.sup.5 (wherein R.sup.4 is hydrogen atom, a lower alkyl group or a group of the formula: --COCH.sub.2 OR.sup.1 ; R.sup.5 is hydrogen atom or a lower alkyl group), or a cyclic amino group of the formula: ##STR2## (wherein R.sup.6 and R.sup.7 are each an alkylene group having 1 to 3 carbon atoms, and X is oxygen atom or methylene), or a pharmaceutically acceptable acid addition salt thereof, which have excellent anti-allergic activity and are useful for the prophylaxis and treatment of various allergic diseases, and a pharmaceutical composition containing the amide compound as set forth above as an active ingredient.
    Type: Grant
    Filed: February 7, 1990
    Date of Patent: August 20, 1991
    Assignee: Toyo Boseki Kabushiki Kaisha
    Inventors: Hiroaki Taguchi, Takeo Katsushima, Masakazu Ban, Mitsuru Takahashi, Kiyotaka Shinoda, Akihiko Watanabe
  • 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: 4997980
    Abstract: Disclosed are novel compounds of the formula: ##STR1## wherein: X=--NR.sub.5 R.sub.6, or --OR.sub.7 ;R.sub.1 and R.sub.2 are independently hydrogen, substituted or unsubstituted alkyl, haloalkyl, hydroxyalkyl alkoxyalkyl, alkylaminoalkyl or arylalkyl having up to 18 carbons, cycloalkyl; phenyl or naphthyl; alkylphenyl, cyanophenyl, halophenyl or alkoxyphenyl substituents;R.sub.3 is hydrogen, benzyl, alkoxybenzyl, halobenzyl or alkylbenzyl, provided that if neither R.sub.1 nor R.sub.2 is hydrogen, then R.sub.3 is hydrogen;R.sub.4 is a divalent aromatic group which is substituted or unsubstituted;R.sub.5, R.sub.6 and R.sub.7 are independently hydrogen, alkyl, hydroxyalkyl, haloalkyl, alkoxyalkyl, alkylaminoalkyl, acylaminoalkyl, aminoalkyl or phenylalkyl having up to 12 carbons; a cycloalkyl substitutent; phenyl or naphthyl; an alkylphenyl, cyanophenyl, halophenyl or alkoxyphenyl substituent;Furthermore, either R.sub.1 and R.sub.3 or R.sub.1 and R.sub.
    Type: Grant
    Filed: April 17, 1989
    Date of Patent: March 5, 1991
    Assignee: Anitec Image Corporation
    Inventors: Bruce M. Resnick, Allan J. Wexler
  • Patent number: 4981865
    Abstract: The present invention includes N-hydroxyamide, N-hydroxyurea, N-hydroxythioamide, and N-hydroxythiourea derivatives of fenamates, indomethacin, cicloprofen, oxepinac, and indoprofen as dual inhibitors or selective inhibitors of cyclooxygenase and 5-lipoxygenase.
    Type: Grant
    Filed: May 26, 1989
    Date of Patent: January 1, 1991
    Assignee: Warner-Lambert Co.
    Inventors: Thomas R. Belliotti, Wiaczeslaw A. Cetenko, David T. Connor, Daniel L. Flynn, Catherine R. Kostlan, James B. Kramer, Jagadish C. Sircar
  • Patent number: 4939170
    Abstract: Fungicidal substituted aminophenyl carbamates of the formula ##STR1## in which X represents --CO--NR.sup.8 R.sup.9 ; --CO--OR.sup.9 ; --CO--SR.sup.9 ; --CO.sup.R.sup.10 ; --SO.sub.2 R.sup.9 or hydrogen, in whichR.sup.8 represents hydrogen or alkyl,R.sup.9 represents optionally substituted aryl, optionally substituted aralkyl, optionally substituted alkyl, alkenyl, halogenoalkenyl, or in each case optionally substituted cycloalkyl, cycloalkenyl or cycloalkylalkyl, andR.sup.10 has the meaning of R.sup.9 or represents an optionally substituted heterocyclic ring,Y.sup.1 to Y.sup.4 are identical or different and represent hydrogen, halogen, nitro, cyano, alkyl, halogenoalkyl, alkoxy, halogenoalkoxy, alkylthio, alkylsulfonyl or halogenoalkythio,R.sup.1 to R.sup.7 are identical or different and represent hydrogen, alkyl, halogenoalkyl or alkoxyalkyl,n represents 0 or 1, andZ represents alkyl, halogenoalkyl or a ##STR2## radical, in which R.sup.11 to R.sup.
    Type: Grant
    Filed: May 20, 1988
    Date of Patent: July 3, 1990
    Assignee: Bayer Aktiengesellschaft
    Inventors: Bernd-Wieland Kruger, Klaus Sasse, Peter Heitkamper, Klaus Konig, Wilhelm Brandes, Gerd Hanssler, Albrecht Marhold
  • Patent number: 4929641
    Abstract: Novel mercapto-acylamino acids useful in the treatment of hypertension and combinations of mercapto-acylamino acids and atrial natriuretic factors or angiotensin converting enzyme inhibitors useful for treating hypertension are disclosed.
    Type: Grant
    Filed: May 11, 1988
    Date of Patent: May 29, 1990
    Assignee: Schering Corporation
    Inventors: Martin F. Haslanger, Bernard R. Neustadt, Elizabeth M. Smith
  • Patent number: 4914124
    Abstract: A method of combating endoparasites which comprises applying thereto or to an endoparasite habitat an endoparasiticidally effective amount of an N-organooxycarbamic acid ester of the formula ##STR1## in which R.sup.1 represents alkyl, cycloalkyl, alkenyl, alkinyl or aryl, which can optionally be substituted,R.sup.2 represents alkyl, alkenyl or alkinyl, which can optionally be substituted, andR.sup.3 represents alkyl, alkenyl or alkinyl, which can optionally be substituted.Those compounds wherein one of R.sup.2 and R.sup.3 is alkinyl are new.
    Type: Grant
    Filed: January 25, 1988
    Date of Patent: April 3, 1990
    Assignee: Bayer Aktiengesellschaft
    Inventors: Nikolaus Muller, Peter Andrews
  • Patent number: 4861799
    Abstract: A benzoylurea compound having the formula: ##STR1## wherein each of X.sub.1 and X.sub.2 is a hydrogen atom, a halogen atom or a methyl group, provided that X.sub.1 and X.sub.2 are not simultaneously hydrogen atoms, Y is independently a hydrogen atom, a halogen atom, an alkyl group which may be substituted by halogen, a --CO.sub.2 R.sub.1 group wherein R.sub.1 is a hydrogen atom, a cation or an alkyl group, or a --OR.sub.1 group wherein R.sub.1 is as defined above, A.sub.1 is .dbd.N--or ##STR2## wherein Y is as defined above, W is an oxygen atom, a sulfur atom or ##STR3## wherein R.sub.1 is as defined above, k is an integer of from 1 to 3, l is 0 or 1, and Ar is ##STR4## wherein Z is independently a hydrogen atom, a halogen atom, an alkyl group which may be substituted by halogen, an alkoxy group which may be substituted by halogen, a nitro group, a cyano group or a --S(O).sub.n R.sub.2 group wherein R.sub.2 is an alkyl group which may be substituted by halogen and n is 0, 1 or 2, A.sub.
    Type: Grant
    Filed: September 30, 1987
    Date of Patent: August 29, 1989
    Assignee: Ishihara Sangyo Kaisha Ltd.
    Inventors: Takahiro Haga, Tadaaki Toki, Toru Koyanagi, Yasuhiro Fujii, Kiyomitsu Yoshida, Osamu Imai
  • Patent number: 4855478
    Abstract: An N,N-diaryl-N-alkylurea having the formula ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are the same or different and are selected from the group consisting of hydrogen, halogen, cyano, trifluoromethyl, trifluoromethylthio, trifluoromethyl thionyl, trifluoromethane sulfonyl, sulfonamido, substituted phenoxy and substituted pyridyloxy groups wherein the substituent is any one of halogen, cyano, trifluoromethyl, trifluoromethylthio, trifluoromethyl thionyl, trifluoromethane sulfonyl, sulfonamido; andR.sub.5 is selected from the group consisting of alkyl, alkenyl, haloalkyl, haloalkenyl, hydroxyalkyl, hydroxylalkenyl, acetoxyalkyl, acetoxyalkenyl, mercaptoalkyl, and mercaptoalkenyl, wherein the alkyl or alkenyl group in each alkyl- or alkenyl-containing moiety has from 3 to 6 carbon atoms;X is oxygen or sulfur;and agriculturally acceptable salts thereof.Also disclosed is an herbicidal composition and method of treating weeds.
    Type: Grant
    Filed: November 30, 1987
    Date of Patent: August 8, 1989
    Assignee: ICI Americas Inc.
    Inventor: Frank X. Woolard
  • Patent number: 4849527
    Abstract: A process for resolving a racemic modification of .beta.-adrenergic aryl- or hetaryl-oxypropanolamines such as (.+-.)-2-[2-hydroxy-3-[[2-(1H-indol-3-yl)-)-1,1-dimethylethyl]amino]propox y]benzonitrile into its individual enantiomers is described. The process comprises converting the racemic modification into a pair of diastereomeric urea derivativesby reaction with a chiral aralkylisocyanate; separation into the individual diastereomers; and facile regeneration of the starting amine by cleavage of the intermediate urea compound using hydrazine. This final step is improved by the addition of an .alpha.-keto carboxylic acid, such as pyruvic acid, which functions as a scavenger of nucleophilic by-products.
    Type: Grant
    Filed: March 30, 1988
    Date of Patent: July 18, 1989
    Assignee: Bristol-Myers Company
    Inventors: Ronald D. Dennis, Terence M. Dolak, William E. Kreighbaum
  • Patent number: 4846998
    Abstract: Cyclohexane derivatives of the formula IR.sup.1 --A.sup.1 --Z.sup.1 --A.sup.2 --R.sup.2 Iin whichR.sup.1 and R.sup.2 are each an alkyl group having 1-10 C atoms, in which one or two non-adjacent CH.sub.2 groups can also be replaced by O atoms and/or --CO-- groups and/or --CO--O-- groups and/or --CH.dbd.CH-- groups, one of the radicals R.sup.1 and R.sup.2 also being H, F, Cl, Br, CN or R.sup.3 --A.sup.3 --Z.sup.2 --,A.sup.1 is --A--, A.sup.4 --A-- or --A--A.sup.4 --,A is a trans-1,4-cyclohexylene group which can be substituted in the 2-, 3-, 5- and/or 6-position one or more times by F and/or Cl and/or Br and/or CN and/or an alkyl group or a fluorinated alkyl group which each have 1-10 C atoms and in which one or two non-adjacent CH.sub.2 groups can also be replaced by 0 atoms and/or --CO-- groups and/or --CO--O-- groups, and which may also be substituted in the 1- and/or 4-position,A.sup.2, A.sup.3 and A.sup.
    Type: Grant
    Filed: November 21, 1986
    Date of Patent: July 11, 1989
    Assignee: Merck Patent Gesellschaft Mit Beschrankter Haftung
    Inventors: Ludwig Pohl, Bernhard Scheuble, Reinhard Hittich, Rudolf Eidenschink, Hans A. Kurmeier, Andreas Wachtler
  • Patent number: 4840967
    Abstract: A compound which is a carbamate or urea derivative of general formula (I) ##STR1## wherein X is hydrogen, halogen or methylthio,Y is oxygen or ##STR2## R is C.sub.1 -C.sub.4 alkyl, R.sub.1 is hydrogen, one or two halogen atoms or trifluoromethyl groups, a methyl group, a methyl group, a cyano group, a nitro group, a methoxycarbonyl group, a methylenedioxy group linked to two adjacent carbon atoms of the benzene ring to which it is attached, or a fused benzo group forming an .alpha.-naphthyl or .beta.-naphthyl group with the benzene ring to which it is attached,R.sub.2 is a linear or branched C.sub.1 -C.sub.8 alkyl or alkenyl group optionally substituted with halogen atoms or a methoxy group, a cyclopropylmethyl group, or a phenyl group optionally substituted with one or two halogen atoms or methyl groups,n is 1 or 2, andm is 2 or 3, or an addition salt thereof with a pharmacologically acceptable acid is pharmacologically active as a calcium antagonist.
    Type: Grant
    Filed: July 7, 1987
    Date of Patent: June 20, 1989
    Assignee: Synthelabo
    Inventors: Nigel Beeley, Gerard Cremer
  • Patent number: 4841088
    Abstract: A compound having a fungicidal activity represented by the general formula, ##STR1## wherein X, which may be the same or different, represents a cyano, nitro, halogenated lower alkyl, C.sub.1 -C.sub.12 alkoxy, lower alkoxy-substituted lower alkyl, lower alkenyloxy, lower alkynyloxy, halogenated lower alkoxy, lower alkoxycarbonyl or lower alkylthio group, R.sup.1 and R.sup.2, which may be the same or different, represent a hydrogen atom or a methyl group, Y represents a hydrogen or chlorine atom, m represents an integer of from 1 to 5, and n represents an integer of from 0 to 4, the sum of m and n being less than 6.
    Type: Grant
    Filed: August 13, 1987
    Date of Patent: June 20, 1989
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Tomoyuki Kusaba, Junya Takahashi, Masayo Sugano, Tamon Uematsu, Yukio Oguri, Tomohiro Teramae
  • Patent number: 4822729
    Abstract: Cyan-forming color couplers according to the formula: ##STR1## wherein Z is hydrogen or a coupling off group, R.sup.1 is hydrogen, a halogen atom, alkyl, or alkoxy, R.sup.2 is hydrogen or alkyl, R.sub.3 is hydrogen, a halogen atom, alkyl, alkoxy, alkylsulphonyl, alkanamidosulphonyl, alkoxycarbonyl, alkanamidocarbonyl, alkanamido, alkylsulphonamido, or cyano, R.sup.4 is a substituent standing at the 3- or 6-position of the phenol and selected from hydrogen, a halogen atom, and alkyl, and n is 0 or 1. These couplers can be incorporated into (a) red-sensitized silver halide emulsion layer(s) of a photographic multilayer color element or in a non-light-sensitive colloid layer in water-permeable relationship with the red-sensitized emulsion layer(s).
    Type: Grant
    Filed: November 24, 1987
    Date of Patent: April 18, 1989
    Assignee: AGFA-Gevaert, N.V.
    Inventors: Marcel J. Monbaliu, Paul L. Van Meerbeeck
  • Patent number: 4810725
    Abstract: 1-Aryloxy-3-(substituted aminoalkylamino)-2-propanols and pharmaceutically acceptable salts thereof have .beta.-adrenergic blocking activity with some cardioselectivity and hence are useful as anti-hypertensive, antianginal, antiarrhythmic and cardioprotective agents and in the treatment of elevated intraocular pressure such as glaucoma.
    Type: Grant
    Filed: October 14, 1986
    Date of Patent: March 7, 1989
    Assignee: Merck & Co., Inc.
    Inventors: John J. Baldwin, Gerald S. Ponticello, Sandor L. Varga
  • Patent number: 4801609
    Abstract: Novel mercapto-acylamino acids useful in the treatment of hypertension and combinations of mercapto-acylamino acids and atrial natriuretic peptides useful for treating hypertension are disclosed.
    Type: Grant
    Filed: March 27, 1987
    Date of Patent: January 31, 1989
    Assignee: Schering Corporation
    Inventors: Martin F. Haslanger, Bernard R. Neustadt, Elizabeth M. Smith
  • Patent number: 4798905
    Abstract: The new sulphenylated carbamic acid esters of the formula ##STR1## in which R.sup.1 to R.sup.3 are identical or different and denote hydrogen, halogen, nitro, cyano, alkyl, alkoxy, alkylmercapto, trihalogenomethyl, trihalogenomethoxy or trihalogenomethylmercapto,R.sup.4 represents an optionally substituted alkyl, alkenyl, alkinyl, cycloalkyl or aralkyl radical andn represents one of the numbers 0, 1, 2 or 3, can be prepared by reacting the corresponding N-substituted carbamic acid fluorides with an alcohol. They are active compounds for combating microorganisms.
    Type: Grant
    Filed: August 18, 1987
    Date of Patent: January 17, 1989
    Assignee: Bayer Aktiengesellschaft
    Inventors: Engelbert Kuhle, Wilfried Paulus, Hermann Genth, Paul Reinecke, Gerd Hanssler, Wilhelm Brandes
  • Patent number: 4780569
    Abstract: Compounds of the formula ##STR1## wherein R is hydrogen; 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 C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy;R.sup.2, R.sup.3, R.sup.4, R.sup.5 and R.sup.6 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.e C(O)- wherein R.sup.e 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.sup.c)C(O)R.sup.
    Type: Grant
    Filed: June 9, 1986
    Date of Patent: October 25, 1988
    Assignee: Stauffer Chemical Company
    Inventor: David L. Lee
  • Patent number: 4766233
    Abstract: Herbicidal utility for 2-aryl-1,2,4-triazine-3,5(2H,4H)-diones and sulfur analogs is disclosed and exemplified. Many of the disclosed compounds are novel. Methods for preparing the herbicidal compounds and intermediates therefor are also disclosed.
    Type: Grant
    Filed: December 12, 1985
    Date of Patent: August 23, 1988
    Assignee: FMC Corporation
    Inventor: John W. Lyga
  • Patent number: 4760061
    Abstract: Mono- or bis-complex esters or ethers of a phenol derivative of the formulaNU--A--X--R.sup.1wherein NU is a defined mono- or bis-phenolic nucleus including a hydroxyphenyl-hydroxynaphthyl; hydroxyphenyl-hydroxyindanyl, hydroxyphenyl-hydroxybenzothienyl or di-hydroxyphenyl-ethylene or vinylene nucleus; whereinA is alkylene, alkenylene or alkynylene which may be interrupted by phenylene or other linkages, whereinR.sup.1 is hydrogen, or alkyl, alkenyl, cycloalkyl, halogenoalkyl, aryl or arylalkyl, or R.sup.1 is joined to R.sup.2, and wherein X is --CONR.sup.2 --, --CSNR.sup.2 --, --NR.sup.12 CO--, --NR.sup.12 CS--, --NR.sup.12 CONR.sup.2 --, ##STR1## --SO.sub.2 NR.sup.2 -- or --CO--, or, when R.sup.1 is not hydrogen, is --NR.sup.12 COO--, --S--, --SO-- or --SO.sub.2 --, whereinR.sup.2 is hydrogen or alkyl, or R.sup.1 and R.sup.2 together form alkylene; whereinR.sup.12 is hydrogen or alkyl, and whereinR.sup.22 is hydrogen, cyano or nitro; or a salt thereof when appropriate.
    Type: Grant
    Filed: April 24, 1985
    Date of Patent: July 26, 1988
    Assignee: Imperial Chemical Industries PLC
    Inventors: Philip N. Edwards, Brian S. Tait
  • Patent number: 4672139
    Abstract: Benzoylurea compounds of the formula ##STR1## wherein the meaning of each of the symbols is described in the specification.
    Type: Grant
    Filed: July 21, 1986
    Date of Patent: June 9, 1987
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Martin Anderson
  • Patent number: 4668787
    Abstract: Quinazolinone derivatives having an oxy substituent in the 5- and 6-positions are disclosed. The quinazolinone derivatives are useful as cardiovascular agents.
    Type: Grant
    Filed: December 20, 1985
    Date of Patent: May 26, 1987
    Assignee: Ortho Pharmaceutical Corporation
    Inventors: Victor T. Bandurco, Stanley C. Bell, Robert Falotico, Charles F. Schwender, Alfonso J. Tobia
  • Patent number: 4659502
    Abstract: Ethane derivatives of the formula IR.sup.1 --A.sup.1 --CH.sub.2 CH.sub.2 --A.sup.2 --(A.sup.3).sub.n --R.sup.2 IwhereinR.sup.1 is H, an alkyl group with 1-12 C atoms, in which one or two non adjacent CH.sub.2 groups can also be replaced by O atoms and/or CO groups and/or --O--CO-- groups and/or --CO--O groups, F, Cl, Br or R.sup.3 --A.sup.4 --Z.sup.1 --,R.sup.2 is --CN or --Z.sup.2 --A.sup.4 --CN,A.sup.1 is --A--, --A--A.sup.5 -- or --A.sup.5 --A--,A.sup.2 is an 1,4-phenylene group which is unsubstituted or substituted by one or two F and/or Cl atoms and/or CH.sub.3 groups and/or CN groups and in which one or two CH groups can also be replaced by N atoms,A is a 1,4-cyclohexylene group, in which one or two non adjacent CH.sub.2 groups can also be replaced by O atoms, or is a 1,3-dithiane-2,5-diyl group or 1,4-bicyclo(2,2,2)-octylene group,A.sup.3, A.sub.4 are each a 1,4-cyclohexylene group, in which one or two non adjacent CH.sub.
    Type: Grant
    Filed: January 17, 1985
    Date of Patent: April 21, 1987
    Assignee: Merck Patent Gesellschaft mit Beschrankter Haftung
    Inventors: Julie E. Fearon, Wendy E. Smith, George W. Gray, David Lacey, Kenneth J. Toyne, Georg Weber
  • Patent number: 4652303
    Abstract: The invention concerns novel compounds of the formula I ##STR1## wherein: W are selected from the group consisting of:the groups R.sup.5 --CO-- and R.sup.5 --CS-- wherein: R.sup.5 is selected from alkenyl, alkynyl, benzyl, phenyl, substituted alkyl, substituted alkenyl, substituted alkynyl, substituted benzyl, substituted phenyl and the acetal, hemiacetal, oxime, imine and Schiff base derivatives of the group R.sup.5 --CO--;the groups Y--CO-- and Y--CS-- wherein Y is selected from hydroxy, mercapto, alkylthio and the groups MO-- and MS-- wherein M is an organic or an inorganic cation;the groups R.sup.6 R.sup.7 NCO-- and R.sup.6 R.sup.7 NCS-- wherein R.sup.6 and R.sup.7 are independently selected from hydrogen, alkyl, substituted alkyl, alkanoyl, carboxy, alkoxycarbonyl, alkylsulfonyl, benzoyl, benzenesulfonyl, substituted benzoyl, substituted benzenesulfonyl, or R.sup.6 and R.sup.
    Type: Grant
    Filed: July 2, 1984
    Date of Patent: March 24, 1987
    Assignee: ICI Australia Limited
    Inventors: Keith G. Watson, Graham J. Bird, Graeme J. Farquharson
  • Patent number: 4637902
    Abstract: A base precursor represented by the following general formula (A) or (B): ##STR1## wherein A.sub.1, A.sub.2, A.sub.5, A.sub.6, A.sub.7, and A.sub.8 each represents a hydrogen atom, an alkyl group, a substituted alkyl group, a cycloalkyl group, an alkenyl group, an aralkyl group, an aryl group, a substituted aryl group, an acyl group, or a heterocyclic group, and A.sub.1 and A.sub.2 can combine to form a ring and two of A.sub.5, A.sub.6, A.sub.7, and A.sub.8 can combine to form a ring, A.sub.3 and A.sub.4 each represents a hydrogen atom, an alkyl group, a substituted alkyl group, a cycloalkyl group, or an aralkyl group, and A.sub.3 and A.sub.4 can combine to form a ring or A.sub.3 and A.sub.4 can be a double bond forming an imino group from ##STR2## and X represents a nucleophilic group.
    Type: Grant
    Filed: March 14, 1984
    Date of Patent: January 20, 1987
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Hiroyuki Hirai, Ken Kawata
  • Patent number: 4638088
    Abstract: Novel biphenylyloxy and biphenylylalkoxy aryl acyl urea compounds are provided together with methods for their preparation and the use of said compounds as the active toxicant in pesticidal compositions.
    Type: Grant
    Filed: November 15, 1984
    Date of Patent: January 20, 1987
    Assignee: Union Carbide Corporation
    Inventors: David T. Chou, Robert C. Ligon
  • Patent number: 4610985
    Abstract: Allophanate derivatives of the formula ##STR1## in which R.sup.1 and R.sup.2 can be identical or different and represent an aliphatic, cycloaliphatic, araliphatic or aromatic radical each of which is optionally monosubstituted or polysubstituted by identical or different substituents andR.sup.3 represents the radical --XR.sup.4 or --NR.sup.5 R.sup.6,whereinR.sup.4 represents alkyl, alkoxyalkyl, or aryl which is optionally monosubstituted or polysubstituted by identical or different substituents, X represents oxygen or sulphur andR.sup.5 and R.sup.6 are identical or different and represent hydrogen, alkyl, or aryl which is optionally monosubstituted or polysubstituted by identical or different substituents, orR.sup.5 and R.sup.6, together with the nitrogen atom on which they stand, form a saturated heterocyclic radical which is optionally monosubstituted or polysubstituted by identical or different substituents and can be interrupted by further hetero-atoms,which possess fungicidal activity.
    Type: Grant
    Filed: April 10, 1985
    Date of Patent: September 9, 1986
    Assignee: Bayer Aktiengesellschaft
    Inventors: Wolfgang Fuhrer, Engelbert Kuhle, Gerd Hanssler
  • Patent number: 4597902
    Abstract: N-(arylthioalkyl)-N'-(aminoalkyl)ureas and thioureas and oxidation derivatives having the formula ##STR1## wherein B is thio, sulfinyl or sulfonyl; R.sup.1 and R.sup.2 are hydrogen, loweralkyl, cycloalkyl, 2-furanyl, phenyl, substituted phenyl or phenyl-loweralkyl and R.sup.3 and R.sup.4 are hydrogen, loweralkyl, phenyl or phenyl-loweralkyl wherein phenyl is optionally substituted, or R.sup.3 and R.sup.4 taken with the adjacent nitrogen form a heterocyclic residue.
    Type: Grant
    Filed: June 20, 1985
    Date of Patent: July 1, 1986
    Assignee: A. H. Robins Company, Incorporated
    Inventors: James R. Shanklin, Jr., Christopher P. Johnson, III
  • Patent number: 4594352
    Abstract: There are described compounds of formula: ##STR1## in which one of R and R.sup.1 is F or Cl and the other is H, F or Cl;X is a 1,4-phenylene or pyridyl bound in positions 2 and 5, optionally substituted;Y is a phenyl, 2- or 3-pyridyl, optionally substituted.The compounds of formula I are endowed with a high insecticide activity which is mainly directed against insect larvae and eggs.
    Type: Grant
    Filed: April 19, 1984
    Date of Patent: June 10, 1986
    Assignee: Montedison S.p.A.
    Inventors: Pietro Massardo, Franco Bettarini, Gabriele Giovarruscio, Paolo Piccardi, Franca Reggiori, Vincenzo Caprioli, Angelo Longoni