Patents Examined by James H. Turnipseed
-
Patent number: 5120748Abstract: Substituted 1,2,3,6-tetrahydropyridines are described, as well as methods for the preparation and pharmaceutical composition of same, which are useful as central nervous system agents and are particularly useful as dopaminergic, antipsychotic, and antihypertensive agents as well as for treating hyperprolactinaemia-related conditions and central nervous system disorders.Type: GrantFiled: June 28, 1991Date of Patent: June 9, 1992Assignee: Warner-Lambert CompanyInventors: Bradley W. Caprathe, Juan C. Jaen, Lawrence D. Wise
-
Patent number: 5120734Abstract: Fungicidal acetic acid esters of the formula ##STR1## in which A.sup.1 is an optionally substituted phenyl, naphthyl, pyridyl, pyrimidinyl, pyrazinyl, pyridazinyl, thienyl, furanyl, pyrrolyl, thiazolyl, pyrazolyl, oxazolyl, phenoxy, phenylacetylenyl or phenylethylenyl radical, andA.sup.2 and A.sup.3 each is a lower alkyl radical.Type: GrantFiled: November 13, 1990Date of Patent: June 9, 1992Assignee: Bayer AktiengesellschaftInventors: Alexander Klausener, Gerd Kleefeld, Dieter Berg, Stefan Dutzmann, Gerd Hanssler
-
Patent number: 5118684Abstract: A novel piperidine derivative is defined by the formula (I), including a slt thereof, ##STR1## wherein R.sup.1 denotes a univalent group derived from one selected among substituted or unsubstituted benzene, pyridine, pyrazine, indole, anthraquinone, quinoline, substituted or unsubstituted phthalimide, homophthalimide, pyridinecarboxylic acid imide, pyridine N-oxide, pyrazinedicarboxylic acid imide, naphthalenedicarboxylic acid imide, substituted or unsubstituted quinazolinedione, 1,8-naphthalimide, bicyclo [2.2.2] oct-5-ene-2,3-dicarboxylic acid imide and pyromerylimide,X denotes a group of the formula --(CH.sub.2).sub.n --, a group of the formula --O(CH.sub.2).sub.n --, a group of the formula --S(CH.sub.2).sub.n --, a group of the formula --NH(CH.sub.2).sub.n --, a group of the formula --SO.sub.2 NH(CH.sub.2).sub.n --, a group of the formula ##STR2## a group of the formula ##STR3## a group of the formula ##STR4## a group of the formula --CH.sub.2 NH(CH.sub.2).sub.Type: GrantFiled: April 3, 1991Date of Patent: June 2, 1992Assignee: Eisai Co., Ltd.Inventors: Hachiro Sugimoto, Takaharu Nakamura, Yutaka Tsuchiya, Hiroyuki Sugumi, Kunizou Higurashi, Norio Karibe, Yoshiharu Yamanishi, Hiroo Ogura, Shin Araki, Atsuhiko Kubota, Michiko Ohtake, Kiyomi Tamatsu
-
Patent number: 5118691Abstract: Substituted tetrahydropyridines and derivatives thereof are described, as well as methods for the preparation and pharmaceutical composition of same, which are useful as central nervous system agents and are particularly useful as dopaminergic, antipsychotic, and antihypertensive agents as well as for treating hyperprolactinaemia-related conditions and central nervous system disorders.Type: GrantFiled: June 17, 1991Date of Patent: June 2, 1992Assignee: Warner-Lambert Co.Inventors: Juan C. Jaen, David G. Nickell, Donna M. Reynolds, Sarah J. Smith, Lawrence D. Wise, David J. Wustrow
-
Patent number: 5118697Abstract: Novel cyclic beta-ketoamides which contain an aryl moiety having utility as blood cholesterol lowering agents rendering them useful in the treatment of atherosclerosis.Type: GrantFiled: March 6, 1991Date of Patent: June 2, 1992Assignee: Warner-Lambert CompanyInventors: Corinne E. Augelli-Szafran, Bharat K. Trivedi
-
Patent number: 5116827Abstract: The N-phosphorylation of basic nitrogenous drug compounds to produce pro-drugs with enhanced water solubility or lipid solubility, or reduced toxicity, is disclosed. Drugs containing amine, amidine, guanidine, isourea, isothiourea and biguanide functions may be converted to such pro-drugs. The pro-drugs are hydrolyzed in the body, regenerating the original drugs with the release of a salt of phosphoric acid.Type: GrantFiled: March 18, 1991Date of Patent: May 26, 1992Assignee: American Cyanamid CompanyInventors: Keith C. Murdock, Ving J. Lee
-
Patent number: 5116985Abstract: The invention provides novel compounds and salts thereof, have the structure ##STR1## wherein R.sub.1 is a guianidinobenzoyloxy group and R.sub.2 is a hydrogen atom, a hydroxy, cyano, --COR.sub.3 (wherein R.sub.3 is an amino or lower alkyl group) or --COOR.sub.4 group [wherein R.sub.4 is a hydrogen atom, lower alkyl, phenyl, benzyl or --CH.sub.2 CONR.sub.5 R.sub.6 group (wherein R.sub.5 and R.sub.6 are the same or different and selected from a hydrogen atom and lower alkyl groups)], and wherein R.sub.1 is a hydroxy group and wherein R.sub.2 is a --COR.sub.3 (wherein R.sub.3 is an amino or lower alkyl group) or --COOR.sub.4 group [wherein R.sub.4 is a (C.sub.1, C.sub.3 or C.sub.4) alkyl, phenyl, benzyl or --CH.sub.2 CONR.sub.5 R.sub.6 group (wherein R.sub.5 and R.sub.6 are the same or different and selected from a hydrogen atom and lower alkyl groups)]. The compounds, wherein R.sub.1 is a guanidinobenzoyloxy group, are useful protease inhibitors as anti-trypsin agents.Type: GrantFiled: December 19, 1990Date of Patent: May 26, 1992Assignee: Snow Brand Milk Products Co., Ltd.Inventors: Yasuyoshi Takeshita, Hiroshi Nakamura, Susumu Ishiguro, Noboru Kwaguchi, Shin'ichi Shimada, Tadayoshi Koyama, Motohide Seya, Noriko Abe, Shin Nomoto
-
Patent number: 5112980Abstract: Disclosed herein is a process for cyclizing pyridinecarboxylate derivatives with 5-(haloalkyl) carboxamide or 5(haloalkyl)carbamate substitutions to prepare compounds useful as herbicides.Type: GrantFiled: May 20, 1991Date of Patent: May 12, 1992Assignee: Monsanto CompanyInventor: Shridhar G. Hegde
-
Patent number: 5112981Abstract: There are described compounds of the formula ##STR1## where n is 1, 2 or 3;R.sub.1 is hydrogen, formyl, loweralkylcarbonyl, arylloweralkylcarbonyl, loweralkyl, arylloweralkyl, ##STR2## R.sub.5 and R.sub.6 being independently loweralkyl or alternatively the group ##STR3## taken as a whole is ##STR4## R.sub.2 is hydrogen, loweralkyl, loweralkenyl, arylloweralkyl, --CH.sub.2 C.tbd.CH, ##STR5## R.sub.7 and R.sub.8 being independently loweralkyl or alternatively the group ##STR6## taken as a whole is ##STR7## R.sub.3 is hydrogen or loweralkyl; and R.sub.4 is hydrogen or loweralkyl;which compounds are useful as analgesic agents and also for treating various memory dysfunctions.Type: GrantFiled: June 5, 1991Date of Patent: May 12, 1992Assignee: Hoechst-Roussel Pharmaceuticals Inc.Inventors: Richard C. Effland, David M. Fink
-
Patent number: 5112867Abstract: A triphenylmethane derivative represented by the following general formula: ##STR1## exhibits born absorption inhibiting effects and is useful as a medicament for treating osteoporosis.Type: GrantFiled: April 27, 1990Date of Patent: May 12, 1992Assignee: Kyowa Hakko Gogyo Co., Ltd.Inventors: Iwao Kinoshita, Daisuke Machii, Yasuo Onoda, Haruki Takai, Nobuo Kasaka, Katsuichi Shuto, Katsushige Gomi, Makoto Morimoto, Akio Ishii
-
Patent number: 5110927Abstract: Alkylating analogs of prazosin were synthesized and found to compete with nanomolar potency at .sup.3 H-prazosin binding sites of rat tissues. The compounds were found to be irreversible ligands at .sup.3 H-prazosin binding sites, and denoted a subtype of alpha.sub.1 -adrenoceptors.Type: GrantFiled: December 31, 1987Date of Patent: May 5, 1992Assignee: The United States of America as represented by the Department of Health and Human ServicesInventors: Josef Pitha, John W. Kusiak
-
Patent number: 5106851Abstract: Compounds of the formula (I) ##STR1## wherein R represents H or C.sub.1-6 alkyl;R.sub.1 and R.sub.2 represent H, halogen, C.sub.1-6 alkyl, C.sub.1-6 alkoxy, C.sub.1-6 alkythio, C.sub.1-6 alkoxycarbonyl, carboxyl, hydroxy, nitro, cyano, optionally C.sub.1-4 alkyl mono- or disubstituted carbamoyl, optionally C.sub.1-4 alkyl mono- or disubstituted amino, C.sub.1-6 acylamino, C.sub.1-4 alkoxy carbonylamino, C.sub.1-6 alkylsulphynyl, C.sub.1-6 alkylsulphonyl or C.sub.1-6 acyl;R.sub.3 represents H, C.sub.1-6 alkyl, aryl or aralkyl, or it may be absent;A represents CO or C.dbd.S;E represents nitrogen;D represents CO or CR.sub.4 R.sub.5 when the E--D bond is single, or D is C--R when the D--E bond is double, in which R.sub.4 represents H, C.sub.1-6 alkyl, aryl, aralkyl, hydroxy or C.sub.1-4 alkoxy and R.sub.5 represents H;X represents oxygen or N--R, or it is absent;Y represents a basic group selected from: ##STR2## in which n is 2 or 3; p is 0 or 1 at the same time or not; q is 0,2 or 3; R.sub.6 and R.sub.Type: GrantFiled: February 2, 1990Date of Patent: April 21, 1992Assignee: Istituto de Angeli S.p.A.Inventors: Marco Turconi, Rosamarie Micheletti, Giovanni B. Schiavi, Arturo Donetti, Angelo Sagrada, Henri N. Doods
-
Patent number: 5103011Abstract: In the preparation of 2-chloro-5-methyl-pyridine of the formula ##STR1## by reacting 3-methyl-pyridine-1-oxide of the formula ##STR2## with a chlorinating agent, the improvement which comprises effecting the reaction in the presence of a chlorinating agent of the formula ##STR3## in which A represents oxygen or the grouping ##STR4## in which R.sup.2 and R.sup.3 individually represent alkyl, cycloalkyl or aryl or together represent alkanediyl or oxaalkanediyl andR.sup.1 represents hydrogen, chlorine, alkyl, cycloalkyl, aryl or the grouping ##STR5## in which R.sup.2 and R.sup.3 have the abovementioned meanings,and where, if R.sup.1 represents aryl, A must represent the grouping ##STR6## in the presence of a basic organic nitrogen compound and in the presence of a diluent at a temperature between about -20.degree. C. and +120.degree. C. The product is known to be useful in the systhesis of pharmaceuticals and insecticides.Type: GrantFiled: January 23, 1991Date of Patent: April 7, 1992Assignee: Bayer AktiengesellschaftInventors: Klaus Jelich, Dieter Kaufmann, Bernd Gallenkamp, Reinhard Lantzsch
-
Patent number: 5102891Abstract: There are disclosed various compounds of the formula below, ##STR1## where n is 0 or 1;X is hydrogen, halogen, nitro, amino, trifluoromethyl, loweralkyl, or loweralkoxy;Y is hydrogen, halogen, nitro, amino, trifluoromethyl, loweralkyl, or loweralkoxy;R.sub.1 is hydrogen, loweralkyl, arylloweralkyl, loweralkenyl, loweralkynyl, loweralkanoyl, arylloweralkanoyl, heteroarylloweralkyl or heteroarylloweralkanoyl;R.sub.2 is hydrogen, loweralkyl, formyl or cyano;R.sub.3 is hydrogen or loweralkyl;R.sub.4 is loweralkyl, arylloweralkyl, cycloalkyl, aryl or heteroaryl; or alternatively, --NR.sub.3 R.sub.4 taken together constitutes ##STR2## R.sub.5 being hydrogen, loweralkyl, aryl, arylloweralkyl, heteroaryl or heteroarylloweralkyl,which compounds are useful for the treatment of various memory dysfunctions characterized by a cholinergic deficit such as Alzheimer's disease.Type: GrantFiled: July 23, 1990Date of Patent: April 7, 1992Assignee: Hoechst-Roussel Pharmaceuticals Inc.Inventors: Richard C. Effland, Larry Davis, Gordon E. Olsen, Joseph T. Klein, David G. Wettlaufer, Peter A. Nemoto
-
Patent number: 5100902Abstract: Compounds of formula I ##STR1## in which m represents an integer from 0 to 5, n represents an integer from 1 to 2, p is equal to 0, 1 or 2,X, Y and Z, which may be identical or different, each represent a hydrogen atom, a halogen atom, a linear or branched alkyl radical, a trifluoromethyl radical, an alkoxy radical, an alkylthio radical or a hydroxyl radical, andR represents a 2-benzofuranyl or 2,3-dihydro-2-benzofuranyl radical (it being possible for each to be substituted on the benzene ring), a 2,3,6,7-tetrahydrobenzo[1,2-b:4,5-b']difuran-2-yl radical, a 4-oxo-4H-chromen-2-yl radical (optionally substituted on the benzene ring), a benzocyclobutenyl radical of formula A or an indanyl radical of formula B: ##STR2## (in which: R.sub.1 and R.sub.Type: GrantFiled: October 26, 1990Date of Patent: March 31, 1992Assignee: Adir et CompagnieInventors: Jean L. Peglion, Francis Colpaert
-
Patent number: 5101039Abstract: Disclosed are cis, exo- and trans-compounds of the formula I ##STR1## in which n denotes 0, 1 or 2, R.sub.1 denotes hydrogen (C.sub.1 -C.sub.6)-alkyl which can optionally be substituted by amino, (C.sub.1 -C.sub.4)-acyl- or bezoylamino, (C.sub.2 -C.sub.6)-alkenyl, (C.sub.5 -C.sub.9)-cycloalkyl, (C.sub.5 C.sub.9)-cycloalkenyl, (C.sub.5 -C.sub.7)-cycloalkyl-(C.sub.1 -C.sub.4)-alkyl, aryl or partially hydrogenated aryl, which can, in each case, be substituted by (C.sub.1 C.sub.2)-alkyl, (C.sub.1 -C.sub.2)-alkoxy or halogen, aryl-(C.sub.1 -C.sub.4)-alkyl, [which can be substituted as defined previously in the aryl radical], a monocyclic or bicyclic sulfur or nitrogen and/or nitrogen heterocyclic radical, or a side chain of naturally occurring aminoacid, R.sub.2 denotes hydrogen, (C.sub.1 -C.sub.6)-alkyl, (C.sub.2 -C.sub.6)-alkenyl or aryl-(C.sub.1 -C.sub.4)-alkyl, Y denotes hydrogen or hydroxyl, Z denotes hydrogen or Y and Z together denote oxygen, X denotes (C.sub.1 -C.sub.6)-alkyl, (C.sub.2 -C.sub.Type: GrantFiled: January 23, 1990Date of Patent: March 31, 1992Assignee: Hoechst AktiengesellschaftInventors: Hansjorg Urbach, Rainer Henning, Volker Teetz, Rolf Geiger, Reinhard Becker, Holger Gaul
-
Patent number: 5099019Abstract: Disclosed are .DELTA..sup.9(11) -steroids (VI) and amino substituted steroids (XI) which contain an amino group attached to the terminal carbon atom of the C.sub.17 -side chain, more particularly amino steroids (Ia and Ib), aromatic steroids (II), .DELTA..sup.16 -steroids (IIIa and IIIb), reduced A-ring steroids (IV), .DELTA..sup.17(20) -steroids (Va and Vb) and .DELTA..sup.9(11) -steroids (VI) which are useful as pharmaceutical agents for treating a number of conditions.Type: GrantFiled: August 8, 1988Date of Patent: March 24, 1992Assignee: Upjohn CompanyInventors: John M. McCall, Donald E. Ayer, E. Jonathan Jacobsen, Frederick J. VanDoornik, John R. Palmer, Harold A. Karnes
-
Patent number: 5099032Abstract: A process for the preparation of enantiomerically homogeneous aminopyrrolidinyl naphthyridine carboxylic acids and quinolone carboxylic acids, and for the preparation of intermediates that are useful in the production of these carboxylic acids.Type: GrantFiled: June 1, 1990Date of Patent: March 24, 1992Assignee: Abbott LaboratoriesInventor: Daniel Tim-Wo Chu
-
Patent number: 5098916Abstract: Certain propanobicyclic amine compounds are described for treatment of CNS disorders such as psychotic disorders, convulsions, dystonia and cerebral ischemia. Compounds of particular interest are of the formula ##STR1## wherein each R.sup.1, R.sup.2, R.sup.3, R.sup.4, Y and Z is independently selected from hydrido, hydroxy, alkyl, cycloalkyl, cycloalkylalkyl, phenalkyl, phenyl, alkoxy, phenoxy, phenalkoxy, alkoxyalkyl, halo, haloalkyl and hydroxyalkyl; wherein R.sup.3 and R.sup.4 may be taken together to form oxo;wherein each of R.sup.9, R.sup.10, R.sup.11, R.sup.12, R.sup.13 and R.sup.14 is independently selected from hydrido, alkyl, cycloalkyl, hydroxyalkyl, fluoroalkyl, cycloalkylalkyl, alkoxyalkyl, henalkyl and phenyl; wherein G within the nitrogen-containing cyclohetero moiety is selected from ##STR2## wherein R.sup.15 is selected from hydrido, alkyl, cycloalkyl, cycloalkylalkyl, phenyl, phenalkyl, alkoxyalkyl and hydroxyalkyl; wherein each of R.sup.16 and R.sup.Type: GrantFiled: March 29, 1990Date of Patent: March 24, 1992Assignee: G. D. Searle & Co.Inventors: Nancy M. Gray, Brian K. Cheng
-
Patent number: 5096918Abstract: The invention concerns pharmaceutially useful heterocyclic nitromethane compounds of the formula I: ##STR1## in which ring Q is a heterocycle of 4 to 7 ring atoms, the fragment completing the ring Q having 2 to 5 atoms, one of which is carbon, oxygen, sulphur or a group of the formula --NRa--, and the remainder are carbon; Ra is hydrogen, (1-6C)alkyl, (2-6C)alkanoyl, trifluoroacetyl, phenyl, benzoyl, or phenyl(1-4C)alkyl, the latter three optionally substituted; and R.sup.1 R.sup.2 and R.sup.3 are independently hydrogen, hydroxy, (1-6C)alkyl, (1-6C)alkoxy, phenyl, phenoxy or phenyl(1-4C)alkyl, the last three optionally substituted, or two of R.sup.1, R.sup.2 and R.sup.3 situated on adjacent ring carbon atoms and together with said carbon atoms form a benzene ring fused to ring Q, the benzene ring itself optionally substituted, provided that when the fragment completion ring Q is of 3 atoms then at least one of R.sup.1, R.sup.2 and R.sup.3 is hydrogen; and salts thereof.Type: GrantFiled: February 5, 1990Date of Patent: March 17, 1992Assignee: Imperial Chemical Industries PLCInventor: Keith B. Mallion