Nitrogen Or -c(=x)-, Wherein X Is Chalcogen, Attached Directly To The Five- Membered Ring By Nonionic Bonding Patents (Class 546/279.1)
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Patent number: 6432969Abstract: The present invention relates to certain N-(substituted glycyl)-2-cyanopyrrolidines of formula I wherein Y is as defined herein, in free form or in acid addition salt form. Compounds of formula I inhibit DPP-IV (dipeptidyl-peptidase-IV) activity. They are therefore indicated for use as pharmaceuticals in inhibiting DPP-IV and in the treatment of conditions mediated by DPP-IV, such as non-insulin-dependent diabetes mellitus, arthritis, obesity, osteoporosis and further conditions of impaired glucose tolerance.Type: GrantFiled: June 12, 2001Date of Patent: August 13, 2002Assignee: Novartis AGInventor: Edwin Bernard Villhauer
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Patent number: 6399606Abstract: Neuroprotective agents are disclosed having the following structure: wherein R1, R2, R3, R4 and R5 are as defined herein. Such compounds have utility in the treatment of conditions which benefit from administration of neuroprotective agents generally, including treatment of central and peripheral nervous condition as well as for promoting nerve cell differentiation. Methods of treating such conditions are also disclosed, as are pharmaceutical compositions containing one or more of the compounds of this invention.Type: GrantFiled: November 27, 2000Date of Patent: June 4, 2002Assignee: Nippon Kayaku Co., Ltd.Inventors: Moorthy S. S. Palanki, Shripad S. Bhagwat, Hiroshi Sato, Paul E. Erdman, Mary Doubleday
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Publication number: 20020037859Abstract: The present invention provides novel 3-substituted pyrrolidines of the formula 1Type: ApplicationFiled: March 23, 2001Publication date: March 28, 2002Inventor: Gary A. Flynn
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Patent number: 6352566Abstract: Ethers of polyalkyl or polyalkenyl N-hydroxyalkyl succinimides having the formula: or a fuel soluble salt thereof; wherein R is a polyalkyl or polyalkenyl group having an average molecular weight in the range of about 450 to about 5,000; n is an integer from 2 to 5; and Z is a moiety selected from the group consisting of wherein R1 is a hydroxy, nitro, cyano or —(CH2)x—NR3R4, wherein R3 and R4 are independently hydrogen or lower alkyl of 1 to 6 carbon atoms and x is 0 or 1; and R2 is hydrogen, hydroxy, nitro, cyano or —(CH2)y—NR5R6, wherein R5 and R6 are independently hydrogen or lower alkyl of 1 to 6 carbon atoms and y is 0 or 1. The compounds of formula I are useful as fuel additives for the prevention and control of engine deposits.Type: GrantFiled: September 1, 2000Date of Patent: March 5, 2002Assignee: Chevron Chemical Company LLCInventor: Richard E. Cherpeck
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Publication number: 20020026055Abstract: Compounds of the formula 1Type: ApplicationFiled: March 12, 2001Publication date: February 28, 2002Applicant: American Home Products CorporationInventors: Jonathan Bloom, Martin DiGrandi, Russell Dushin, Stanley Lang, Bryan O'Hara
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Patent number: 6323180Abstract: A racemate, diastereoisomer and optical isomer of a compound of formula (I): wherein B is H, a C6 or C10 aryl, C7-16 aralkyl; Het or (lower alkyl)-Het, all of which may be optionally substituted with C1-6 alkyl; C1-6 alkoxy; C1-6 alkanoyl; hydroxy; hydroxyalkyl; halo; haloalkyl; nitro; cyano; cyanoalkyl; amino optionally substituted with C1-6 alkyl; amido; or (lower alkyl)amide; or B is an acyl derivative of formula R4—C(O)—; a carboxyl derivative of formula R4—O—C(O)—; an amide derivative of formula R4—N(R5)—C(O)—; a thioamide derivative of formula R4—N(R5)—C(S)—; or a sulfonyl of formula R4—SO2; R5 is H or C1-6 alkyl; and Y is H or C1-6 alkyl; R3 is C1-8 alkyl, C3-7 cycloalkyl, or C4-10 alkylcycloalkyl, all optionally substituted with hydroxy, C1-6 alkoxy, C1-6 thioalkyl, amido, (lower alkyl)amido, C6 or C10 aryl, or C7-16 aralkyl; R2 is CH2—R20, NH—R20, O—R20 or S—R20, wherein R20 is a satuType: GrantFiled: August 5, 1999Date of Patent: November 27, 2001Assignee: Boehringer Ingelheim (Canada) LtdInventors: Montse Llinas-Brunet, Murray D. Bailey, Dale Cameron, Elise Ghiro, Nathalie Goudreau, Marc-André Poupart, Jean Rancourt, Youla S. Tsantrizos, Anne-Marie Faucher, Teddy Halmos, Dominik M. Wernic, Bruno Simoneau
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Patent number: 6323315Abstract: The present invention provides compounds of the formula where R1-R5 are each, independently, a hydrogen atom or a normal or branched C1-C6-alkyl group; A is a methionyl, phenylalanyl or phenylglycyl residue; n is 0 or 1; R6 is a hydrogen atom; and R7 is a carbocylic group, an aromatic group, a C1-C4-alkyl group, a pyridylalkyl group or a heterocyclic group. In another embodiment, R6 is benzyl or —C(O)OR8, where R8 is a C1-C6-alkyl group, and R7 is a heteroaromatic group, such as a 2-thiazolyl group.Type: GrantFiled: March 31, 2000Date of Patent: November 27, 2001Assignees: BASF Aktiengesellschaft, Arizona Board of RegentsInventors: George R. Pettit, Jayaram K. Srirangam, Michael D. Williams, Kieran P. M. Durkin, Teresa Barlozzari, Andreas Kling, Bernd Janssen, Andreas Haupt
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Patent number: 6313148Abstract: Compounds antagonistic of the pain enhancing effects of prostaglandins are disclosed. The compounds comprise an optionally-substituted A ring with a —CH(R3)N(R2)B—R1 and —OD groups positioned in a 1,2 relationship to one another on ring carbon atoms. The 3-position ring-atom is not substituted. B is an optionally-substituted pyridyl ring and the group R1 is positioned on B in a 1,3 or 1,4 relationship with the —CH(R3)N(R2)B- linking group. R1, R2 and R3 and D can be a number of different organic or halogen moieties. N-oxides of —NR2 and S-oxides of sulphur containing rings are disclosed as are processes for the preparation of the compounds, intermediates in their preparation, pharmaceutical compositions containing them, and their use as therapeutic agents.Type: GrantFiled: April 3, 2000Date of Patent: November 6, 2001Assignee: Zeneca LimitedInventor: Gloria Anne Breault
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Patent number: 6310061Abstract: A compound of the following formula: and the salts thereof, wherein A is hydrogen, halo, or hydroxy; the broken line represents an optional double bond with proviso that if the broken line is a double bond, then A is absent; Ar1 is optionally substituted phenyl; Ar2 is aryl or heteroaryl selected from phenyl, napththyl, or pyridyl, the aryl or heteroaryl being optionally substituted; R1 is hydrogen, hydroxy, or C1-C4 alkyl; and R2 and R3 are independently selected from optionally substituted C1-C7 alkyl, C3-C6 cycloalkyl, C2-C6 alkenyl, C2-C6 alkynyl, or R2 and R3, together with the nitrogen atom to which they are attached, form an optionally substituted pyrrolidine, piperidine or morpholine ring. These compounds are useful as kappa agonists.Type: GrantFiled: January 26, 2001Date of Patent: October 30, 2001Assignee: Pfizer Inc.Inventors: Fumitaka Ito, Hiroshi Kondo
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Patent number: 6306890Abstract: A compound of the formula where: n, and X are as defined in the specification, and the compound possesses selectivity for inhibition of cyclooxygenase-2.Type: GrantFiled: August 30, 1999Date of Patent: October 23, 2001Assignee: Vanderbilt UniversityInventors: Amit S. Kalgutkar, Lawrence J. Marnett
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Patent number: 6303569Abstract: The present invention is directed to double prodrugs containing polymeric-based transport forms.Type: GrantFiled: August 21, 1998Date of Patent: October 16, 2001Assignee: Enzon, Inc.Inventors: Richard B. Greenwald, Yun H. Choe, Annapurna Pendri
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Patent number: 6303638Abstract: Novel compounds are provided that modulate the neuronal nicotinic acetylcholine receptor (nAChR), particularly the mammalian nAChR (m-nAChR). The compounds are substituted pyridine derivatives such as analogs of 1-[(6-chloro-3-pyridinyl)methyl]-2-imidazolidine and 1-[(6-chloro-3-pyridinyl)methyl]-2-iminothiazole. Methods of using the novel m-nAChR modulators are also provided, including methods of using the compounds as m-nAChR probes and as therapeutic agents to treat mammalian individuals suffering from conditions, disorders or diseases that are responsive to administration of an m-nAChR modulator.Type: GrantFiled: August 20, 1999Date of Patent: October 16, 2001Assignee: The Regents of the University of CaliforniaInventors: Bachir Latli, John E. Casida
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Patent number: 6297375Abstract: The compounds of the related invention are related to 4-phenyl-pyridine derivatives connected by a bridge containing oxygen or nitrogen to a phenyl derivative.Type: GrantFiled: February 22, 2000Date of Patent: October 2, 2001Assignee: Hoffmann-La Roche Inc.Inventors: Michael Bös, Quirico Branca, Guido Galley, Thierry Godel, Torsten Hoffmann, Walter Hunkeler, Patrick Schnider, Heinz Stadler
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Patent number: 6281364Abstract: The present invention relates to a process for the preparation of &ggr;-lactams of the general formula I The invention relates also to novel advantageous intermediates of the general formulae V, IV and II and their salts and their use. The compounds of the general formula I are obtained by cyclising compounds of the general formula II which can be prepared from the intermediate compounds V.Type: GrantFiled: May 21, 1999Date of Patent: August 28, 2001Assignee: Degussa-Huls AGInventors: Karlheinz Drauz, Günter Knaup, Michael Schwarm
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Patent number: 6271236Abstract: Compounds of the formula wherein R1-R5 are independently selected from hydrogen, alkyl of 1 to 6 carbon atoms, alkenyl of 2 to 6 carbon atoms, alkynyl of 2 to 6 carbon atoms, perhaloalkyl of 1 to 6 carbon atoms, cycloalkyl of 3 to 10 carbon atoms, heterocycloalkyl of 3 to 10 carbon members, aryl, heteroaryl, halogen, —CN, —NO2, —CO2R6, —COR6, —OR6, —SR6, —SOR6, —SO2R6, —CONR7R8, —NR6N(R7R8), —N(R7R8) or W—Y—(CH2)n—Z; or R2 and R3 or R3 and R4, taken together form a 3 to 7 membered heterocycloalkyl or 3 to 7 membered heteroaryl; R6 and R7 are independently hydrogen, alkyl of 1 to 6 carbon atoms, perhaloalkyl of 1 to 6 carbon atoms, or aryl; R8 is hydrogen, alkyl of 1 to 6 carbon atoms, perhaloalkyl of 1 to 6 carbon atoms, cycloalkyl of 3 to 10 carbon atoms, heterocycloalkyl of 3 to 10 members, aryl or heteroaryl, or R7 and R8, taken together may form a 3 to 7 membered heterocycloalkyl; A is heteroaryl.Type: GrantFiled: September 26, 2000Date of Patent: August 7, 2001Inventors: Jonathan Bloom, Martin DiGrandi, Russell Dushin, Stanley Lang, Bryan O'Hara
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Patent number: 6271247Abstract: Compounds of formula (I): R—NH—A—CO—NH—NH—(W)n—Z (I) wherein: n is 0 or 1, W represents —CO— or S(O)r wherein r is 0, 1 or 2, Z represents a group selected from aryl, arylalkyl, heteroaryl and heteroarylalkyl, each optionally substituted, R represents a grouping selected from: Z1—T—CO—, Z1—O—T—CO—, Z1—T—O—CO—, Z1—T—S(O)q— wherein Z1, T and q are as defined in the description, A represents alkylene, alkenylene or alkynylene each having from 3 to 8 carbon atoms, alkylenecycloalkylene, cycloalkylenealkylene, alkylenecycloalkylenealkylene, alkylenearylene, arylenealkylene, alkylenearylenealkylene a grouping wherein B1 is as defined in the description, or A forms with the adjacent nitrogen atom a grouping as defined in the description. Medicinal products containing the same are useful as Neuropeptide Y receptors ligands.Type: GrantFiled: June 23, 2000Date of Patent: August 7, 2001Assignee: Adir et CompagnieInventors: Antonio Monge Vega, Ignacio Aldana Moraza, Daniel-Henri Caignard, Jacques Duhault, Jean Boutin, Odile Dellazuana
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Patent number: 6262089Abstract: New compounds have the formula: wherein R, R1, X and Y have the meanings described herein. Methods are set forth for synthesizing these compounds and using these compounds to treat diseases associated with amyloidosis, such as Alzheimer's disease, maturity onset diabetes mellitus, familial amyloid polyneuropathy, scrapie, and Kreuzfeld-Jacob disease.Type: GrantFiled: February 16, 2000Date of Patent: July 17, 2001Assignee: Hoffman-La Roche Inc.Inventors: Cornelia Hertel, Torsten Hoffmann, Roland Jakob-Roetne, Roger David Norcross
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Patent number: 6251827Abstract: Acylsulfamoylbenzamides of the formula I and crop protection compositions comprising them are described. In this formula I, R1, R2, R3, R4 and R5 are various organic radicals and X is CH or N.Type: GrantFiled: September 25, 1998Date of Patent: June 26, 2001Assignee: Hoechst Schering AgrEvo GmbHInventors: Frank Ziemer, Lothar Willms, Thomas Auler, Hermann Bieringer, Christopher Rosinger
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Patent number: 6239146Abstract: The present invention relates to the design, synthesis, and the peptidyl-prolyl isomerase (PPIase or rotamase) inhibitory activity of novel &agr;,&agr;-difluoroacetamido compounds that are neurotrophic agents (i.e. compounds capable of stimulating growth or proliferation of nervous tissue) and that bind to immunophilins such as FKBP12 and inhibit their rotamase activity. This invention also relates to pharmaceutical compositions comprising these compounds.Type: GrantFiled: June 9, 2000Date of Patent: May 29, 2001Assignee: Bristol-Myers Squibb CompanyInventors: Vivekananda M. Vrudhula, Gene M. Dubowchik, Bireshwar Dasgupta, Dolatrai M. Vyas
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Patent number: 6228872Abstract: The present invention relates to the design, synthesis, and the peptidyl-prolyl isomerase (PPIase or rotamase) inhibitory activity of novel pyrrolidinemethyl diamide and carbamate compounds that are neurotrophic agents (i.e. compounds capable of stimulating growth or proliferation of nervous tissue) and that bind to immunophilins such as FKBP12 and inhibit their rotamase activity. This invention also relates to pharmaceutical compositions comprising these compounds.Type: GrantFiled: November 8, 1999Date of Patent: May 8, 2001Assignee: Bristol-Myers Squibb CompanyInventors: Gene M. Dubowchik, Jonathan L. Ditta, David P. Provencal, Derek J. Denhart
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Patent number: 6225309Abstract: The invention concerns compounds of formula (I), wherein each of G1, G2 and G3 is CH or N; m is 1 or 2; R1 includes hydrogen, halogeno and 1-C)alkyl; M1 is a group of formula: NR2—L1—T1R3, in which R2 and R3 together form a (1-4C)alylene group, L1 includes (1-4C)alkylene, and T1 is CH or N; A may be a direct link; M2 is a group of the formula: (T2R4)rL2—T3R5 in which R is 0 or 1, each of T2 and T3 is CH or N, each of R4 and R5 is hydrogen or (1-4C)alkyl, or R4 and R5 together form a (1-4C)alkylene group, and L2 includes (1-4C)alkylene; M3 may be a direct link to X; X includes sulphonyl; and Q includes naphthyl and a heterocyclic moiety; or a pharmaceutically-acceptable salt thereof; processes for their preparation, pharmaceutical compositions containing them and their use as antithrombotic or anticoagulant agents.Type: GrantFiled: August 9, 1999Date of Patent: May 1, 2001Assignee: Zeneca LimitedInventors: Alan Wellington Faull, Andrew Stocker, Colette Marie Mayo, John Preston
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Patent number: 6218424Abstract: This invention relates to neurotrophic, low molecular weight, small molecule heterocyclic ketone and thioester compounds, compositions containing the same, and the use of such compounds for treating neurological disorders, including physically damaged nerves and neurodegenerative diseases.Type: GrantFiled: November 22, 1999Date of Patent: April 17, 2001Assignee: GPI NIL Holdings, Inc.Inventors: Gregory S. Hamilton, Jia-He Li
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Patent number: 6214818Abstract: A cephem compound, wherein the cephem ring has a substituent at the 3-position, which substituent is shown by the formula II, wherein Het is a mono- or polycyclic heterocyclic group comprising one or more hetero atoms selected from the group consisting of N, O and S which may be the same or different from each other; R1 is hydrogen, an optionally substituted lower alkyl or an optionally substituted lower alkenyl; A is an optionally substituted lower alkylene, an optionally substituted lower alkenylene or a single bond; B is an optionally substituted imino or a single bond; or A and B taken together may form a single bond; and D is a single bond or a group of the formula (a): The cephem compounds of the present invention are useful as antibiotic agents.Type: GrantFiled: October 1, 1998Date of Patent: April 10, 2001Assignee: Shionogi & Co., Ltd.Inventors: Yasuhiro Nishitani, Koji Ishikura
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Patent number: 6204385Abstract: A process for preparing amidines and their salts with inorganic or organic acids comprises reacting the corresponding nitrile with ammonia, C1-C6-alkylamine or hydrazine in the presence of a mercaptocarboxylic acid and in the presence or absence of an in-organic or organic ammonium salt.Type: GrantFiled: March 1, 1999Date of Patent: March 20, 2001Assignee: BASF AktiengesellschaftInventors: Bernd Schäfer, Thomas Zierke
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Patent number: 6197750Abstract: This invention is directed to novel oxamyl dipeptide ICE/ced-3 family inhibitor compounds. The invention is also directed to pharmaceutical compositions containing these compounds, as well as to the use of such compositions in the treatment of patients suffering inflammatory, autoimmune and neurodegenerative diseases, for the prevention of ischemic injury, and for the preservation of organs that are to undergo a transplantation procedure.Type: GrantFiled: October 22, 1998Date of Patent: March 6, 2001Assignee: Idun Pharmaceuticals, Inc.Inventors: Donald S. Karanewsky, Robert J. Ternansky
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Patent number: RE37495Abstract: The invention relates to new substituted 1-arylpyrazoles of the general formula (I) to a plurality of processes for their preparation, and to their use as pesticides.Type: GrantFiled: December 3, 1997Date of Patent: January 1, 2002Assignee: Bayer AktiengesellschaftInventors: Jörg Stetter, Bernd Alig, Stefan Böhm, Achim Bertsch, Pieter Ooms, Christoph Erdelen, Jürgen Hartwig, Ulrike Wachendorff-Neumann, Andreas Turberg, Norbert Mencke