Nitrogen Bonded Directly At The 3-position Of The Hetero Ring Patents (Class 540/364)
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Patent number: 10633366Abstract: The present invention relates to novel antibacterial compounds (1) as defined below, pharmaceutical compositions containing them and their use as antimicrobials. A compound of formula (1): A-L1-Y-L2-R—B, wherein A is a cyclic group having one of the following formulae (I), (II) and (III), and wherein B is cyclic group having one of the following formulae (IV) to (IX).Type: GrantFiled: June 5, 2017Date of Patent: April 28, 2020Assignee: AZIENDE CHIMICHE RIUNITE ANGELINI FRANCESCO A.C.R.A.F. S.p.A.Inventors: Rosella Ombrato, Gabriele Magaro, Barbara Garofalo, Guido Furlotti, Giorgina Mangano, Alessandra Capezzone De Joannon
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Patent number: 9271781Abstract: A method of treating scoliosis in a subject includes securing a scoliosis treatment device to first and second locations on the subject's skeletal system, the scoliosis treatment device including a first portion, a second portion moveably mounted relative to the first portion, and an adjustment device disposed on the device and configured to change a distraction force between the first location and the second location, the adjustment device including a rotationally mounted magnetic element configured to move the second portion relative to the first portion in response to rotation of the magnetic element. An external adjustment device is provided external to the subject and is able to adjust the distraction force between the first location and second location.Type: GrantFiled: March 22, 2013Date of Patent: March 1, 2016Assignee: Ellipse Technologies, Inc.Inventors: Blair Walker, Scott Pool, Jay R. McCoy, Arvin Chang
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Patent number: 9050334Abstract: The invention relates to MIF inhibitors; compositions comprising an effective amount of a MIF inhibitor; and methods for treating or preventing diseases associated with MIF.Type: GrantFiled: July 15, 2011Date of Patent: June 9, 2015Assignee: INNOV88 LLCInventors: Anderson Gaweco, John K. Walker, Joseph B. Monahan, Jerry W. Cubbage, Jeffery Carroll
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Publication number: 20150133422Abstract: The present invention embodiments relate to compound of Formula I or pharmaceutically acceptable enantiomers, salts or solvates thereof. The invention further relates in certain embodiments to the use of the compounds of Formula I as TDO2 inhibitors. The invention also relates in certain embodiments to the use of the compounds of Formula I for the treatment and/or prevention of cancer, neurodegenerative disorders such as Parkinson's disease, Alzheimer's disease and Huntington's disease, chronic viral infections such as HCV and HIV, depression, and obesity. The invention also relates in certain embodiments to a process for manufacturing compounds of Formula I.Type: ApplicationFiled: November 8, 2013Publication date: May 14, 2015Inventors: Stefano Crosignani, Sandra Cauwenberghs, Frederik Deroose
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Patent number: 8901293Abstract: New monobactam antibiotics compounds which contain an 3-amino-azetidin-2-one ring and are active against gram-negative bacteria, wherein the compounds include the compound 2-(2-amino-thiazol-4-yl)-2-[(Z)-(1H,4H-1,5-dihydroxy-4-oxo-pyridin-2-yl)methoxyimino]-N-[3(S)-1-oxysulfonyl-2,2-dimethyl-4-oxo-azetidin-3-yl]acetamide.Type: GrantFiled: December 7, 2006Date of Patent: December 2, 2014Assignee: Basilea Pharmaceutica AGInventors: Eric Desarbre, Bérangére Gaucher, Malcolm G. P. Page, Patrick Roussel
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Publication number: 20130172273Abstract: Cyclotetrapeptides of formula (I) or their pharmaceutically acceptable salts, cyclo[Arg-Asp-(beta-Lactam)] (I) wherein (beta-Lactam) is a biradical of the formula (II) wherein the terminal NH group of the (beta-Lactam) is attached to the ?-carbonyl group of the aspartic residue (Asp), and the terminal carbonyl group of the (beta-Lactam) is attached to the ?-amino group the arginine residue (Arg); processes for their preparation, and pharmaceutical compositions containing them, as well as their use in human and animal therapy.Type: ApplicationFiled: July 14, 2011Publication date: July 4, 2013Applicant: GENETADI BIOTECH, S.L.Inventors: Jesús María Aizpurua Iparraguirre, Joseba Oyarbide Vicuña, Xabier Fernández Oyón, José Ignacio Miranda Murua, José Ignacio Gamboa Landa, Silvia Ávila Flores, José Luis Castrillo Diez
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Publication number: 20130102583Abstract: A compound of the formula: wherein X is —N?, —CH?, or the like; W is —CH2— or the like; U is —S— or the like; R1 and R2 are each independently hydrogen, halogen, optionally substituted lower alkyl, or the like; R3 is hydrogen or the like; each R4 is independently hydrogen, halogen, or the like; m is an integer from 0 to 2; Q is a single bond, or the like; G is —C(?O)—, or the like; D is a single bond, —NH—, or the like; and E is a cyclic quaternary ammonium group, or an ester, a protected compound at the amino on the ring in the 7-side chain, a pharmaceutically acceptable salt, or a solvate thereof.Type: ApplicationFiled: April 4, 2011Publication date: April 25, 2013Applicant: SHIONOGI & CO., LTD.Inventors: Shinya Hisakawa, Yasushi Hasegawa, Toshiaki Aoki, Hiroki Kusano, Masayuki Sano, Jun Sato, Kenji Yamawaki
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Patent number: 8426400Abstract: Substituted 2-(azetidin-2-on-1-yl)alkoxyalkylalkanoic acids and 2-(azetidin-2-on-1-yl)arylalkylalkanoic acids, and analogs and derivatives thereof are described. Methods for using the described compounds, and pharmaceutical compositions thereof, to treat disease states responsive to antagonism of one or more vasopressin receptors are also described.Type: GrantFiled: October 31, 2011Date of Patent: April 23, 2013Assignee: Azevan Pharmaceuticals, Inc.Inventors: Gary A. Koppel, Marvin J. Miller
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Publication number: 20120220765Abstract: Substituted 2-(azetidin-2-on-1-yl)alkoxyalkylalkanoic acids and 2-(azetidin-2-on-1-yl)arylalkylalkanoic acids, and analogs and derivatives thereof are described. Methods for using the described compounds, and pharmaceutical compositions thereof, to treat disease states responsive to antagonism of one or more vasopressin receptors are also described.Type: ApplicationFiled: October 31, 2011Publication date: August 30, 2012Inventors: Gary A. KOPPEL, Marvin J. Miller
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Patent number: 8048874Abstract: Substituted 2-(azetidin-2-on-1-yl)alkoxyalkylalkanoic acids and 2-(azetidin-2-on-1-yl)arylalkylalkanoic acids, and analogs and derivatives thereof are described. Methods for using the described compounds, and pharmaceutical compositions thereof, to treat disease states responsive to antagonism of one or more vasopressin receptors are also described.Type: GrantFiled: July 18, 2006Date of Patent: November 1, 2011Assignee: Azevan Pharmaceuticals, Inc.Inventors: Gary A. Koppel, Marvin J. Miller
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Publication number: 20100144698Abstract: Compounds are provided which have the structure Wherein A, B, C, D, m, Y, Ra, Rc, Rd, and Rd? are as described herein, and which are useful as inhibitors of tryptase, thrombin, trypsin, Factor Xa, Factor VIIa, Factor XIa, and urokinase-type plasminogen activator and may be employed in preventing and/or treating asthma, chronic asthma, allergic rhinitis, and thrombotic disorders.Type: ApplicationFiled: February 10, 2010Publication date: June 10, 2010Applicant: DAIAMEDInventors: Thomas Bannister, Cassandra Celatka, Nizal S. Chandrakumar, Hongfeng Deng, Zihong Guo, Lei Jin, Tsveltelina Lazarova, Jian Lin, Scott T. Moe, Pamela Nagafuji, Manuel Navia, Amy Ripka, Michael J. Rynkiewicz, Kerry L. Spear, James E. Stickler, Roger Xie
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Publication number: 20100056478Abstract: A pharmaceutically composition, comprising a combination of an antibiotically active compound of the formula (I): with a ?-lactamase inhibitor of one of the formulae (II) to (XIII) are active against Gram-negative bacteria, in particular such bacteria which have become resistant against antibiotics such as aztreonam, carumonam and tigemonam. Optionally the compositions may comprise another ?-lactamase inhibitor of one of the formulae (II) to (XIII), particularly of formula (V) or formula (VI).Type: ApplicationFiled: December 7, 2006Publication date: March 4, 2010Inventors: Eric Desarbre, Bérangère Gaucher, Malcolm G.P. Page, Patrick Roussel
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Publication number: 20090143351Abstract: Compounds are provided which have the structure Wherein A, B, C, D, m, Y, Ra, Rc, Rd, and Rd? are as described herein, and which are useful as inhibitors of tryptase, thrombin, trypsin, Factor Xa, Factor VIIa, Factor XIa, and urokinase-type plasminogen activator and may be employed in preventing and/or treating asthma, chronic asthma, allergic rhinitis, and thrombotic disorders.Type: ApplicationFiled: January 26, 2009Publication date: June 4, 2009Applicant: DAIAMEDInventors: Thomas Bannister, Cassandra Celatka, Nizal S. Chandrakumar, Hongfeng Deng, Zihong Guo, Lei Jin, Tsvetelina Lazarova, Jian Lin, Scott T. Moe, Pamela Nagafuji, Manuel Navia, Amy Ripka, Michael J. Rynkiewicz, Kerry L. Spear, James E. Stickler, Roger Xie
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Patent number: 7501404Abstract: Compounds are provided which have the structure Wherein A, B, C, D, m, Y, Ra, Rc, Rd, and Rd? are as described herein, and which are useful as inhibitors of tryptase, thrombin, trypsin, Factor Xa, Factor VIIa, Factor XIa, and urokinase-type plasminogen activator and may be employed in preventing and/or treating asthma, chronic asthma, allergic rhinitis, and thrombotic disorders.Type: GrantFiled: April 4, 2006Date of Patent: March 10, 2009Assignee: DAIMEDInventors: Thomas Bannister, Cassandra Celatka, Nizal S. Chandrakumar, Hongfeng Deng, Zihong Guo, Lei Jin, Tsvetelina Lazarova, Jian Lin, Scott T. Moe, Pamela Nagafuji, Manuel Navia, Amy Ripka, Michael J. Rynkiewicz, Kerry L. Spear, James E. Stickler, Roger Xie
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Publication number: 20080280870Abstract: Substituted 2-(azetidin-2-on-1-yl)alkoxyalkylalkanoic acids and 2-(azetidin-2-on-1-yl)arylalkylalkanoic acids, and analogs and derivatives thereof are described. Methods for using the described compounds, and pharmaceutical compositions thereof, to treat disease states responsive to antagonism of one or more vasopressin receptors are also described.Type: ApplicationFiled: July 18, 2006Publication date: November 13, 2008Inventors: Gary A. Koppel, Marvin J. Miller
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Patent number: 7348318Abstract: There are disclosed a novel ?-amino-N-(diaminophosphinyl)lactam derivative represented by general formula (1): wherein, for example, A is a hydrogen atom or a substituent such as a lower alkyl group or the like; W, X, Y and Z are independently a hydrogen atom or a substituent such as a lower alkyl group, aryl group, arylacyl group, arylaminocarbonyl group or the like; and Q is —(CH2)n— wherein n is 0 to 3, or its salt, and a therapeutic agent and a prophylactic agent for myelosuppression, a therapeutic agent for infectious diseases, an agent for increasing the number of leukocytes and a dipeptidyl peptidase IV inhibitor which comprise the above-mentioned derivative or salt thereof as an active ingredient.Type: GrantFiled: March 24, 2003Date of Patent: March 25, 2008Assignees: Nippon Kayaku Kabushiki Kaisha, Zaidan Hojin Biseibutsu Kagaku Kenkyu KaiInventors: Masatoshi Abe, Masashi Nagai, Keiichirou Yamamoto, Chihiro Nishimura
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Patent number: 7268125Abstract: Novel 2-(azetidin-2-on-1-yl)alkanedioic acid derivatives and 2-(azetidin-2-on-1-yl)alkoxyalkanoic acid derivatives are described for use in the treatment of disease states responsive to antagonism of the vasopressin V1a receptorType: GrantFiled: May 30, 2006Date of Patent: September 11, 2007Assignee: Azevan Pharmaceuticals, Inc.Inventors: Robert F. Bruns, Jr., Christophe D. G. Guillon, Ned D. Heindel, Gary A. Koppel, Marvin J. Miller
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Patent number: 7119083Abstract: Novel 2-(azetidin-2-on-1-yl)alkanedioic acid derivatives and 2-(azetidin-2-on-1-yl)alkoxyalkanoic acid derivatives are described for use in the treatment of disease states responsive to antagonism of the vasopressin V1a receptor.Type: GrantFiled: October 11, 2002Date of Patent: October 10, 2006Assignee: Azevan Pharmaceuticals, Inc.Inventors: Robert F. Bruns, Jr., Christophe D. G. Guillon, Ned D. Heindel, Gary A. Koppel, Marvin J. Miller
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Patent number: 6936447Abstract: Autoinducer molecules, e.g., N-(3-oxododecanoyl)homoserine lactone, for Pseudomonas aeruginosa are described. The molecules regulate gene expression in the bacterium. Therapeutic compositions and therapeutic methods involving analogs and/or inhibitors of the autoinducer molecules also are described. The molecules are useful for treating or preventing infection by Pseudomonas aeruginosa.Type: GrantFiled: April 3, 2000Date of Patent: August 30, 2005Assignees: University of Iowa Research Foundation, University of Rochester, Ithaca CollegeInventors: James P. Pearson, Kendall M. Gray, Luciano Passador, Kenneth D. Tucker, Anatol Eberhard, Barbara H. Iglewski, Everett P. Greenberg
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Patent number: 6921821Abstract: This invention provides compounds that are antagonists of melanin concentrating hormone receptor-1 (MCH-R1). The compounds are represented by formula I: where m is zero or one, n is zero to two, Y is oxygen or —N(R9)—, R1, R2, R3, R4, R5, R9 and Ring A are defined in the specification. Coumarin and quinolone compounds where R1 and R2 together form a fused benzo ring are preferred. The invention also provides compounds of formula VI where the coumarin moiety is replaced by a quinazolinone ring. The compounds are useful for treating MCH-R1-related disorders, particularly overweight conditions including obesity.Type: GrantFiled: June 11, 2003Date of Patent: July 26, 2005Assignee: Abbott LaboratoriesInventors: Christopher Blackburn, Su-Jen Lai, Jennifer L. Che, Martin P. Maguire, Michael A. Patane, Matthew J. LaMarche, Courtney A. Cullis, James Brown, Anil Vasudevan, Jennifer C. Freeman, Mathew M. Mulhern, John K. Lynch, Ju Gao, Dariusz Wodka, Andrew J. Souers, Rajesh Iyengar, Mary Katherin Verzal, Philip R. Kym
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Patent number: 6617451Abstract: Cis-&bgr;-lactam compounds having structure (II) are described herein which are prepared by enantioselective acylation of the free amine in the presence of Penicillin G Amidase.Type: GrantFiled: December 13, 2001Date of Patent: September 9, 2003Assignee: Eli Lilly and CompanyInventors: Kathy Sue Crichfield, John Eric Hart, Radhe Krishan Vaid, Daniel Edward Verral
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Patent number: 6610680Abstract: This invention provides substituted 2-(azetidinon-1-yl) acetic acid derivatives of Formula II for the antagonism of the vasopressin V1a receptor.Type: GrantFiled: December 20, 2002Date of Patent: August 26, 2003Assignee: Eli Lilly and CompanyInventors: Robert F Bruns, Jr., Robin D G Cooper, Bruce A Dressman, David C Hunden, Stephen W Kaldor, Gary A Koppel, John R Rizzo, Jeffrey J Skelton, Mitchell I Steinberg
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Patent number: 6602864Abstract: The compounds of formula I herein exhibit useful pharmacological activity and accordingly are incorporated into pharmaceutical compositions and used in the treatment of patients suffering from certain medical disorders. More specifically, they are inhibitors of the activity of Factor Xa. The present invention is directed to compounds of formula I, compositions containing compounds of formula I, and their use, which are for treating a patient suffering from, or subject to, physiological condition which can be ameliorated by the administration of an inhibitor of the activity of Factor Xa.Type: GrantFiled: June 3, 1998Date of Patent: August 5, 2003Assignee: Aventis Pharma Deutschland GmbHInventors: Yong Mi Choi-Sledeski, Henry W. Pauls, Jeffrey N. Barton, William R. Ewing, Daniel M. Green, Michael R. Becker, Yong Gong
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Patent number: 6521611Abstract: This invention provides methods and 2-(azetidin-2-on-1-yl) acetic acid derivatives of Formula I for the antagonism of the vasopressin V1a receptor.Type: GrantFiled: December 8, 2000Date of Patent: February 18, 2003Assignee: Eli Lilly and CompanyInventors: Robert F Bruns, Jr., Robin D G Cooper, Bruce A Dressman, David C Hunden, Stephen W Kaldor, Gary A Koppel, John R Rizzo, Jeffrey J Skelton, Mitchell I Steinberg
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Patent number: 6509463Abstract: The present invention relates to compounds of the general formula I wherein A is a group of the formula and Z is an O or S atom, to the further processing thereof to form novel sec-amidoalkylcarbonic acid derivatives and to those sec-amidoalkylcarbonic acid derivatives.Type: GrantFiled: August 2, 2000Date of Patent: January 21, 2003Assignee: Ugichem GmbHInventors: Ivar Ugi, Holger Bock, Thomas Lindhorst
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Syntheses of new isodethiaazacephems and isodethiaazacephams, and use as potent antibacterial agents
Patent number: 6348454Abstract: An isodethiaazacephem derivative having the following formula (I): wherein RI is hydrogen or —SO2RIII; RII is —CO2RIV or —SO2RIII in which RIII is a hydrogen, C1-C6 alkyl, aralkyl having a total carbon number of 7-12, aryl, or a halogenated C1-C6 alkyl; and RIV is a hydrogen, C1-C6 alkyl, aralkyl having a total carbon number of 7-12 or aryl; and RV is a substituted acetamido radical.Type: GrantFiled: May 12, 1999Date of Patent: February 19, 2002Assignee: National Science CouncilInventors: Jih Ru Hwu, Shwu-Chen Tsay, Shahram Hakimelahi -
Patent number: 6281227Abstract: The compounds of formula I herein exhibit useful pharmacological activity and accordingly are incorporated into pharmaceutical compositions and used in the treatment of patients suffering from certain medical disorders. More specifically, they are inhibitors of the activity of Factor Xa. The present invention is directed to compounds of formula I, compositions containing compounds of formula I, and their use, for treating a patient suffering from, or subject to, a physiological condition which can be ameliorated by the administration of an inhibitor of the activity of Factor Xa.Type: GrantFiled: December 2, 1999Date of Patent: August 28, 2001Assignee: Aventis Pharma Deutschland GmbHInventors: Yong Mi Choi-Sledeski, Heinz W. Pauls, Jeffrey N. Barton, William R. Ewing, Daniel M. Green, Michael R. Becker, Yong Gong, Julian Levell
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Patent number: 6221860Abstract: This invention relates to methods for treating diseases or disorders mediated by lipid inflammatory mediators, arachidonic acid, its metabolites and/or platelet activating factor (PAF), which method comprises administration to a mammal in need thereof of an effective Coenzyme A independent transacylase (CoA-IT) inhibiting amount of a triphenylmethylazetidinone. This invention also relates to a method of treating or reducing inflammation in a mammal in need thereof, which comprises administering to said mammal an effective amount of a triphenylmethylazetidinone.Type: GrantFiled: November 8, 1999Date of Patent: April 24, 2001Assignee: SmithKline Beecham CorporationInventors: William E. Bondinell, James David Winkler
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Patent number: 6191181Abstract: The present invention relates to urethane acrylates, which may be cured with high-energy radiation, in which the urethane acrylates are the reaction product of a) a polyisocyanate component containing 20 to 100 mole %, based on the moles of the polyisocyanate component a), of iminooxadiazine dione group-containing polyisocyanate trimers corresponding to formula A wherein R1, R2and R3 are the same or different and represent linear or branched, C4-C20 (cyclo)alkyl groups and X is the same or different and represents isocyanate groups or isocyanate group-containing radicals that also contain iminooxadiazine dione, isocyanurate, uretdione, urethane, allophanate, biuret or oxadiazine trione groups, wherein R1, R2 and R3 are attached to a nitrogen atom, with b) an alcohol component containing at least one monobasic, hydroxy-functional, linear or branched C1-C12 alkyl ester of (meth)acrylic acid.Type: GrantFiled: November 4, 1999Date of Patent: February 20, 2001Assignee: Bayer AktiengesellschaftInventors: Jan Weikard, Wolfgang Fischer, Frank Richter, Christian Zwiener
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Patent number: 6031094Type: GrantFiled: July 23, 1998Date of Patent: February 29, 2000Assignee: The Regents of the University of CaliforniaInventors: Roger Y. Tsien, Gregor Zlokarnik
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Patent number: 6008347Abstract: The present invention provides novel cis-N-iminomethyl-3,4-disubstituted-2-azetidinones, and their use in the preparation of N-acyl-2-azetidinones, intermediates in the semi-synthesis of taxol and taxol derivatives.Type: GrantFiled: January 10, 1995Date of Patent: December 28, 1999Assignee: Bristol-Myers Squibb CompanyInventors: Allan W. Rey, Purushotham Vemishetti, Roberto Droghini
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Patent number: 5914383Abstract: The present invention relates to a polyisocyanate mixture containing isocyanate trimers provided thati) 30 to 100 mole percent of the trimers are iminooxadiazine diones B and ##STR1## ii) 0 to 70 mole percent of the trimers are isocyanurates A iii) less than 10 mole percent of the polyisocyanate mixture is of the uretone imine structural type, andiv) the ratio of the sum of the mole percents of trimers A and B to the mole percent of uretdiones is greater than 4:1whereinR.sup.1, R.sup.2 and R.sup.3 are the same or different and represent the groups obtained by removing an isocyanate group from an aliphatic, cycloaliphatic, aromatic and/or araliphatic isocyanate having an NCO content of less than 70% and/or their oligomers.Type: GrantFiled: April 30, 1997Date of Patent: June 22, 1999Assignee: Bayer AktiengesellschaftInventors: Frank Richter, Josef Pedain, Harald Mertes, Carl-Gerd Dieris
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Patent number: 5912242Abstract: The present invention relates to novel N-(4-substituted-benzyl)-2-aminolactams as therapeutic agents, pharmaceutical compositions and a process of preparation.Type: GrantFiled: January 8, 1998Date of Patent: June 15, 1999Assignee: Pharmacia & Upjohn S.p.A.Inventors: Paolo Pevarello, Raffaella Amici, Mario Varasi, Roberto Maj, Patricia Salvati
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Patent number: 5883093Abstract: The present invention relates to antimicrobial phenyloxazolidinone compounds having a pyrrolidinyl or azetidinyl moiety.Type: GrantFiled: April 23, 1997Date of Patent: March 16, 1999Assignee: Pharmacia & Upjohn CompanyInventors: Douglas K. Hutchinson, Steven J. Brickner, Michael R. Barbachyn, Mikio Taniguchi, Kiyotaka Munesada, Hiroyoshi Yamada
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Patent number: 5760219Abstract: Pyridyl substituted .beta.-lactam compounds used in preparing taxane derivatives having a 3' pyridyl substituted C13 side chain.Type: GrantFiled: September 20, 1996Date of Patent: June 2, 1998Assignee: Florida State UniversityInventors: Robert A. Holton, Kasthuri Rengan
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Patent number: 5728827Abstract: This invention provides a process for preparing azetidinones useful as intermediates in the synthesis of penems and as hypocholesterolemic agents, particularly for azetidinones substituted in the C-3 and C-4 positions and optionally substituted at the ring nitrogen, comprising reacting a .beta.-(substituted-amino)amide, a .beta.-(substituted-amino)acid ester, or a .beta.-(substituted-amino)thiolcarbonic acid ester with a silylating agent and a cyclizing agent.Type: GrantFiled: January 4, 1996Date of Patent: March 17, 1998Assignee: Schering CorporationInventors: Tiruvettipuram Kannapan Thiruvengadam, Timothy McAllister, Chou-Hong Tann
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Patent number: 5723627Abstract: Process for the preparation of antibacterial compounds of the formula ##STR1## comprises condensing an oxo compound of the formula ##STR2## with an amino compound of the formula ##STR3## to produce a compound of the formula ##STR4## reacting the compound of the formula (III) with a compound of the formula ##STR5## to give a compound of the formula ##STR6## and then eliminating the amino-protective group ##STR7##Type: GrantFiled: February 20, 1997Date of Patent: March 3, 1998Assignee: Bayer AktiengesellschaftInventors: Uwe Petersen, Andreas Krebs, Thomas Schenke, Klaus Grohe, Michael Schriewer, Ingo Haller, Karl Georg Metzger, Rainer Endermann, Hans-Joachim Zeiler
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Patent number: 5700933Abstract: The present invention is directed to azetidinone compounds of the following formula: ##STR1## which are useful as intermediates to carbacephalosporins: ##STR2## These carbacephalosporins are useful as antibacterials.Type: GrantFiled: May 18, 1995Date of Patent: December 23, 1997Assignee: Eli Lilly and CompanyInventors: Jack W. Fisher, Lowell D. Hatfield, Richard C. Hoying, James E. Ray
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Patent number: 5646275Abstract: 7.beta.-Amino-3-hydroxy-1-carba(1-dethia)-3-cephem-4-carboxylic acid esters are provided via cyclization of compounds of Formula IIA below. ##STR1## The 7.beta.-Amino-3-hydroxy-l-carba(1-dethia)-3-cephem-4-carboxylic acid esters are useful chiral intermediates in the synthesis of .beta.-lactam antibiotics.Type: GrantFiled: April 25, 1995Date of Patent: July 8, 1997Assignee: Eli Lilly and CompanyInventors: John P. Gardner, Billy G. Jackson
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Patent number: 5580976Abstract: A process for preparing a .beta.-lactam compound of the formula (I): ##STR1## which comprises cyclization of an azetidinone derivative of the formula: ##STR2## is provided in which R.sup.1 is hydrogen, alkyl which is optionally substituted, or amino which is optionally substituted; R.sup.2 is a carboxy-protecting group; and X is alkylene which is optionally intervened by --O-- or --S--, and/or which is optionally substituted; and R.sup.3 is aryl which is optionally substituted.Type: GrantFiled: April 18, 1995Date of Patent: December 3, 1996Assignee: Shionogi & Co., Ltd.Inventors: Masaharu Kume, Tadatoshi Kubota
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Patent number: 5563264Abstract: A process for preparing a .beta.-lactam compound of the formula (I): ##STR1## which comprises cyclization, in the presence of a catalyst, of an azetidinone derivative of the formula: ##STR2## is provided in which R.sup.1 is hydrogen, alkyl which is optionally substituted, or amino which is optionally substituted; R.sup.2 is a carboxy-protecting group; and X is alkylene which is optionally intervened by --O-- or --S--, and/or which is optionally substituted; and R.sup.3 is aryl which is optionally substituted. The catalyst is preferably a transition metal salt (especially rhodium) or is an acid.Type: GrantFiled: April 18, 1995Date of Patent: October 8, 1996Assignee: Shionogi & Co., Ltd.Inventors: Masaharu Kume, Tadatoshi Kubota
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Patent number: 5561227Abstract: This invention provides an improved process for producing azetidinones. More particularly, this invention provides the steps of producing an azetidinone represented by the formula I ##STR1## from a carboxylic acid R.sup.2 --D--CH.sub.2 COOH, an aldehyde R.sup.1 --A--CHO and an amine RNH.sub.2, by the steps of: (a) converting a carboxylic acid to the corresponding acid chloride; (b) deprotonating a chiral oxazolidinone and treating the resulting anion with the product of step (a); (c) enolizing the product of step (b) and condensing with an imine; and (d) cyclizing the product of step (c). Steps (c) and (d) of this process are as shown in the following reaction scheme.Type: GrantFiled: June 23, 1994Date of Patent: October 1, 1996Assignee: Schering CorporationInventors: Tiruvettipuram K. Thiruvengadam, Chou-Hong Tann, Timothy L. McAllister
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Patent number: 5539103Abstract: .beta.-lactam compounds which are reacted with a metal alkoxide for preparing N-acyl, N-sulfonyl and phosphoryl substituted isoserine esters.Type: GrantFiled: December 7, 1994Date of Patent: July 23, 1996Assignee: Florida State UniversityInventor: Robert A. Holton
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Patent number: 5530118Abstract: A novel benzenesulfonamide derivative represented by the formula: ##STR1## has an inhibitory activity against phospholipase A.sub.2, so that it is effective in the treatment of diseases for which such an activity is efficacious.Type: GrantFiled: December 6, 1993Date of Patent: June 25, 1996Assignee: Eisai Co., Ltd.Inventors: Hitoshi Oinuma, Takashi Hasegawa, Tadanobu Takamura, Kenichi Nomoto, Yoshiharu Daiku, Toshihiko Naito, Sachiyuki Hamano
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Patent number: 5521307Abstract: A chiral process for preparing compounds of the formula: ##STR1## from a compound of the formula: ##STR2## in which the compound formula (IV) is reacted with trimethylsilyl iodide to remove the chiral auxiliary at the 7-position and the carboxy protecting group. The process allows for the retention of the amino and carboxy protecting groups throughout the preparation of Compound IV. Also disclosed are novel intermediates.Type: GrantFiled: February 18, 1992Date of Patent: May 28, 1996Assignee: Eli Lilly and CompanyInventors: Jack W. Fisher, Lowell D. Hatfield, Richard C. Hoying, James E. Ray
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Patent number: 5453502Abstract: The invention provides 1,3,4 substituted and bicyclic derivatives of 2-azetidinones and processes therefor. These compounds are valuable intermediates useful in the preparation of 1-carba(dethia)cephalosporin antibiotics.Type: GrantFiled: March 16, 1994Date of Patent: September 26, 1995Assignee: Eli Lilly and CompanyInventors: James A. Aikins, Larry C. Blaszczak, Kevin P. Lund, John R. Rizzo
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Patent number: 5453503Abstract: 7.beta.-Amino-3-hydroxy-1-carba(1-dethia)-3-cephem-4-carboxylic acid esters are provided via cyclization of cis-3-(substituted amino)-1-(2-substituted 2-oxoethyl)-4-substituted azetidinones. The 7.beta.-amino-3-hydroxy-1-carba(1-dethia)-3-cephem-4-carboxylic acid esters are useful chiral intermediates to .beta.-lactam antibiotics.Type: GrantFiled: August 9, 1993Date of Patent: September 26, 1995Assignee: Eli Lilly and CompanyInventors: James Aikins, John P. Gardner, Billy G. Jackson, John R. Rizzo, Eddie V. Tao
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Patent number: 5412092Abstract: Novel cis compound having the formula: ##STR1## wherein R.sup.1 is alkyl, haloalkyl, cycloalkyl, aryl or a carbohydrate derivative; X is O, N, S, C(O)O or a direct bond; and R.sup.2 is aryl, substituted aryl or heteroaryl are useful in the synthesis of taxol and taxol derivatives.Type: GrantFiled: December 13, 1993Date of Patent: May 2, 1995Assignee: Bristol-Myers Squibb CompanyInventors: Allan W. Rey, Purushotham Vemishetti, Roberto Droghini
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Patent number: 5395931Abstract: New antibacterial 6-amido-1-methyl-2-(substituted-thio)-carbapenems and process for their synthesis involving new azetidinone intermediates.Type: GrantFiled: May 20, 1992Date of Patent: March 7, 1995Assignee: Merck & Co., Inc.Inventors: Mark L. Greenlee, Frank P. DiNinno, Thomas N. Salzmann
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Patent number: 5314886Abstract: This invention relates to novel N-substituted lactams having the following formula ##STR1## useful in the treatment and prevention of Cholecystokinin (CCK) related disorders of the gastrointestinal, central nervous and appetite regulatory systems of mammals.Type: GrantFiled: October 29, 1992Date of Patent: May 24, 1994Assignee: G. D. Searle & Co.Inventors: Daniel P. Becker, Daniel L. Flynn, Clara I. Villamil