Having -c(=x)-, Wherein X Is Chalcogen, Bonded Directly To The Hetero Ring Patents (Class 548/966)
  • Publication number: 20150057238
    Abstract: Certain compounds, or pharmaceutically acceptable salts or prodrugs thereof, are provided herein. Also provided are pharmaceutical compositions comprising at least one compound, or pharmaceutically acceptable salt or prodrug thereof, described herein and one or more pharmaceutically acceptable vehicle. Methods of treating patients suffering from certain diseases and disorders responsive to the inhibition of KMO activity are described, which comprise administering to such patients an amount of at least one compound, or pharmaceutically acceptable salt or prodrug thereof, described herein effective to reduce signs or symptoms of the disease or disorder are disclosed. These diseases include neurodegenerative disorders such as Huntington's disease.
    Type: Application
    Filed: March 13, 2013
    Publication date: February 26, 2015
    Inventors: Leticia M. Toledo-Sherman, Celia Dominguez, Michael Prime, William Leonard Mitchell, Peter Johnson, Naomi Went
  • Publication number: 20150025241
    Abstract: The present invention relates to an improved method for preparing dipeptidyl peptidase-IV inhibitor and intermediate. The present invention is able to reduce preparation costs by using low cost reagents on reaction and is able to be used in mass production by improving yield.
    Type: Application
    Filed: October 3, 2014
    Publication date: January 22, 2015
    Inventors: Woo Young KWAK, Heung Jae KIM, Jong Pil MIN, Tae Hyun YOON, Moohi YOO, Geun Gho LIM, Sun Ki CHANG
  • Publication number: 20140364602
    Abstract: Methods and intermediates useful for preparing a compound of formula I: and salts thereof.
    Type: Application
    Filed: February 1, 2013
    Publication date: December 11, 2014
    Applicant: Gilead Sciences, Inc.
    Inventors: Aaron J. Cullen, Richard Hung Chiu Yu
  • Publication number: 20140187722
    Abstract: Described herein is a composition comprising at least one of: X—R—(Z)n wherein X is selected from: an aziridine amide, an aziridine urea, an isocyanate, an alcohol, an amine, an epoxy, or a sulfhydryl, R is a multifunctional organic group, and Z is selected from —N3 or —C?C—R?, wherein R? is a hydrogen or a monofunctional organic group and n is from one to about 10. Also, described are mixtures, curable polymeric compositions, and methods of making cured polymeric compositions.
    Type: Application
    Filed: March 5, 2014
    Publication date: July 3, 2014
    Applicant: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Anthony P. Manzara, Michael D. Crandall, Joshua R. Wurst
  • Patent number: 8765982
    Abstract: A composition is provided that, when utilized in combination with warfarin, greatly improves the anticoagulant effects of warfarin in mammalian subjects. The composition is a compound having a naphthohydroquinone ring system substantially similar to the ring system of the reduced form of vitamin K1 and has the general formula: where R1 and R4 are hydrogen or acyl, R2 is a saturated or unsaturated alkyl group with up to 6 carbons, and R3 is a saturated or unsaturated alkyl group with up to 20 carbons, or R2 and R3 are part of a cyclic or polycyclic ring system.
    Type: Grant
    Filed: September 30, 2010
    Date of Patent: July 1, 2014
    Assignee: Marshfield Clinic Health System, Inc.
    Inventors: David E. Lewis, Michael D. Caldwell
  • Patent number: 8541572
    Abstract: This invention relates to compounds of the Formula (I): (Chemical formula should be inserted here as it appears on abstract in paper form) (I) or a pharmaceutically acceptable salt, solvate or isomer thereof, which can be useful for the treatment of diseases or conditions mediated by MMPs, ADAMs, TACE, aggrecanase, TNF—or combinations thereof.
    Type: Grant
    Filed: November 9, 2009
    Date of Patent: September 24, 2013
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Joseph A. Kozlowski, Wensheng Yu, Michael K. C. Wong, Seong Heon Kim, Ling Tong, Brian J. Lavey, Bandarpalle B. Shankar, De-Yi Yang, Robert Feltz, Aneta Maria Kosinski, Guowei Zhou, Razia K. Rizvi, Chaoyang Dai, Luke Fire, Vinay Girijavallabhan, Dansu Li, Janeta Popovici-Muller, Judson E. Richard, Kristin E. Rosner, M. Arshad Siddiqui, Liping Yang
  • Patent number: 8507612
    Abstract: A crosslinkable, pre-adhesive composition is described comprising an acid-functional (meth)acrylate copolymer and an aziridine crosslinking agent, which when crosslinked provides a pressure-sensitive adhesive and pressure-sensitive adhesive articles.
    Type: Grant
    Filed: February 22, 2010
    Date of Patent: August 13, 2013
    Assignee: 3M Innovative Properties Company
    Inventors: Peiwang Zhu, Zhong Chen, Babu N. Gaddam, Larry R. Krepski, Jingjing Ma, David B. Olson, Andrew Satrijo, Dong-Wei Zhu
  • Publication number: 20130172388
    Abstract: Cannabionid receptor-2 inverse antagonists include compounds represented by Formula IV, or a pharmaceutically acceptable salt thereof: wherein: R1 and R2 are independently H, alkyl, or alkenyl; R3 is alkyl, alkenyl, aryl, aralkyl, aralkenyl, heterocyclyl, heterocyclylalkyl, heteroaryl, heteroarylalkyl; R4 and R5 are independently a bond, alkylenyl, or alkenylenyl; each R6 and R7 is independently selected from the group consisting of OH, F, Cl, Br, I, (C1-C6)alkyl, alkoxy, amino, COOH, CONH2, SO3H, PO3H2, CN, SH, NO2 and CF3; and p and q are independently 0, 1, 2, 3, 4, or 5. Such compounds may be used to treat osteoporosis or multiple myeloma.
    Type: Application
    Filed: December 14, 2012
    Publication date: July 4, 2013
    Applicant: University of Pittsburgh -- Of the Commonwealth System of Higher Education
    Inventor: University of Pittsburgh -- Of the Commonwealth System of Higher Education
  • Publication number: 20130023510
    Abstract: The present invention provides arachidonic acid (AA) analogs and compositions containing those analogs as active agents for use in analgesic treatments. Various methods of manufacturing the inventive compounds are provided and pharmaceutical formulations, including injectable and oral dosages, are described. Certain analogs are additionally useful as antipyretic compositions and in related fever reducing treatments.
    Type: Application
    Filed: May 25, 2012
    Publication date: January 24, 2013
    Applicant: Cytometix, Inc.
    Inventors: Lane Brostrom, John R. Falck
  • Publication number: 20120094973
    Abstract: The present invention provides a catechol-based derivative and a pharmaceutical acceptable salt therefrom and a solvate therefrom. A pharmaceutical composition for preventing or treating diabetes and ischemia, comprising a catechol-based derivative of formula (I) and at least one selected from the group consisting of a pharmaceutical excipient, a diluent and a carrier.
    Type: Application
    Filed: December 21, 2011
    Publication date: April 19, 2012
    Applicant: NATIONAL TAIWAN UNIVERSITY
    Inventors: Yueh-Hsiung Kuo, Ming-Jai Su
  • Patent number: 8143375
    Abstract: The present invention relates to unprotected amino aldehydes and applications for same. More particularly, the present invention relates to novel aziridine aldehydes and processes for preparing these novel compounds. The invention also relates to aziridine-conjugated amino derivatives, and processes for preparing the same. Pentacyclic compounds may be prepared using the aziridine aldehydes of the present invention, and the invention relates to these compounds and the processes by which they are made. The invention also relates to aziridine-conjugated bioactive molecules, such as amino acids and peptides, and processes for preparing such compounds.
    Type: Grant
    Filed: October 22, 2007
    Date of Patent: March 27, 2012
    Assignee: The Governing Council of the University of Toronto
    Inventors: Andrei K. Yudin, Ryan Hill
  • Publication number: 20120010401
    Abstract: An industrially advantageous method for producing a 1,5-benzodiazepine compound is provided. A compound (5) is obtained according to the reaction scheme shown below, and this compound is used as an intermediate.
    Type: Application
    Filed: March 29, 2010
    Publication date: January 12, 2012
    Applicant: Zeria Pharmaceutical Co., Ltd.
    Inventor: Masaru Terauchi
  • Publication number: 20110224431
    Abstract: Provided herein are triazolium carbine catalysts useful for asymmetric hydration, fluorination, and deuteration, and processes for their preparation. Also provided are synthetic reactions in which these catalysts are used, in particular, in stereoselective formation of carbon-chlorine, carbon-hydrogen, carbon-fluorine, and carbon-deuterium bonds.
    Type: Application
    Filed: February 3, 2011
    Publication date: September 15, 2011
    Applicant: COLORADO STATE UNIVERSITY RESEARCH FOUNDATION
    Inventors: Tomislav Rovis, Harit U. Vora
  • Publication number: 20110112310
    Abstract: The invention relates to a process for making an aziridine. wherein an aldehyde, a nitroso compound and a Michael acceptor are reacted in the presence of an N-heterocyclic carbene (NHC) catalyst.
    Type: Application
    Filed: January 30, 2009
    Publication date: May 12, 2011
    Applicant: AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCH
    Inventors: Pranab K. Patra, Jayasree Seayad, Yugen Zhang, Jackie Y. Ying
  • Publication number: 20110105458
    Abstract: Fatty acid inhibitors, pharmaceutical compositions including fatty acid inhibitors, methods for using fatty acid inhibitors to treat a variety of diseases, and methods for preparing fatty acid inhibitors are provided herein.
    Type: Application
    Filed: November 2, 2010
    Publication date: May 5, 2011
    Applicant: COMPLEXA, INC.
    Inventor: Bruce Branchaud
  • Publication number: 20110054115
    Abstract: A pre-adhesive composition is described comprising an acid-functional (meth)acrylate copolymer and an acylaziridine crosslinking agent, which when crosslinked provides a pressure-sensitive adhesive and pressure-sensitive adhesive articles.
    Type: Application
    Filed: August 25, 2009
    Publication date: March 3, 2011
    Inventors: Belma Erdogan, Timothy D. Filiatrault, Maureen A. Kavanagh, Larry R. Krepski, Babu N. Gaddam
  • Publication number: 20100317832
    Abstract: The present invention applications for same. More particularly, the present invention relates to novel aziridine aldehydes and processes for preparing these novel compounds. The invention also relates to aziridine-conjugated amino derivatives, and processes for preparing the same. Pentacyclic compounds may be prepared using the aziridine aldehydes of the present invention, and the invention relates to these compounds and the processes by which they are made. The invention also relates to aziridine-conjugated bioactive molecules, such as amino acids and peptides, and processes for preparing such compounds.
    Type: Application
    Filed: October 22, 2007
    Publication date: December 16, 2010
    Inventors: Andrei K. Yudin, Ryan Hili
  • Publication number: 20100227969
    Abstract: A crosslinkable, pre-adhesive composition is described comprising an acid-functional (meth)acrylate copolymer and an aziridine crosslinking agent, which when crosslinked provides a pressure-sensitive adhesive and pressure-sensitive adhesive articles.
    Type: Application
    Filed: February 22, 2010
    Publication date: September 9, 2010
    Inventors: Peiwang Zhu, Zhong Chen, Babu N. Gaddam, Larry R. Krepski, Jingjing Ma, David B. Olson, Andrew Satrijo, Dong-Wei Zhu
  • Publication number: 20100197688
    Abstract: The present invention is directed to compounds of generic formula (I) which are inhibitors of ephrin A4. The invention is also directed to pharmaceutical compositions comprising the compounds, and to the use of the compounds and compositions in the treatment of diseases regulated by the EphA4 RTK signaling, such as neurological and neurodegenerative disorders and cancer.
    Type: Application
    Filed: May 28, 2009
    Publication date: August 5, 2010
    Inventors: Philippe G. Nantermet, Hamaka A. Rajapakse, Takeshi Sagara, John M. Sanders, Hong Zhu
  • Publication number: 20090022664
    Abstract: The present invention relates to novel compounds suitable for or already radiolabelled with 18F, methods of making such compounds and use of such compounds for diagnostic imaging.
    Type: Application
    Filed: September 7, 2007
    Publication date: January 22, 2009
    Inventors: Ananth Srinivasan, Thomas Brumby, Timo Stellfeld, Keith Graham, Ulrike Voigtmann, Jessica Becaud, Linjing Mu
  • Patent number: 7297692
    Abstract: The invention relates to compounds of formula: as well as the possible salts thereof with mineral or organic acids, and the solvates and/or hydrates thereof, which have affinity for and selectivity towards the V1b receptors or towards both the V1b and V1a receptors of arginine-vasopressin. The invention also relates to the process for preparing them, to the intermediate compounds of formula (II) that are useful for preparing them, to pharmaceutical compositions containing them and to their use for the preparation of medicinal products.
    Type: Grant
    Filed: August 3, 2006
    Date of Patent: November 20, 2007
    Assignee: Sanofi-Aventis
    Inventors: Richard Roux, Claudine Serradeil-Le Gal, Bernard Tonnerre, Jean Wagnon
  • Patent number: 7268228
    Abstract: This invention relates to compounds of Formula I having an aziridine-2-carboxylic group and a menthol group, a process for preparing such compounds, a method for obtaining optically active aziridine-2-carboxylate derivatives by optical resolution of such compounds, and optically active aziridine-2-carboxylate derivatives obtained by the same method: wherein R1 is hydrogen; alkyl; cycloalkyl; 4-chlorophenyl; 4-methoxyphenyl; s-triazinyl or pyridinyl acyl; benzyl; hydrocarbon residue which may be substituted with a substituent selected from the group consisting of hydroxy, alkoxy, dialkylamino, phenyl, 4-chlorophenyl and 4-methoxyphenyl; 2,4-dimethoxyphenyl; substituted phenyl including (1R)-phenylethyl or (1S)-phenylethyl. Preferences are given to (1R)-phenylethyl and (1S)-phenylethyl. Menthol is selected from the group consisting of (+)-menthol and (?)-menthol.
    Type: Grant
    Filed: August 10, 2001
    Date of Patent: September 11, 2007
    Assignee: Imagene Co., Ltd.
    Inventors: Won Koo Lee, Chan Sun Park, Yeon Hwa Lim, Hyun J on Ha
  • Patent number: 7109352
    Abstract: An optically active amino acid derivative is produced by N-protecting an optically active 3-haloalanine derivative followed by cyclization, or cyclizing this derivative followed by N-protection to thereby give an optically active N-protected-aziridine-2-carboxylic acid derivative which is protected by a benzenesulfonyl group substituted by nitro at the 2- and/or 4-positions and then treating this product with an organic metal reagent, or by N-protecting an optically active 3-haloalanine derivative to thereby give N-protected-aziridine-2-carboxylic acid which is protected by a benzenesulfonyl group substituted by nitro at the 2- and/or 4-positions and then treating this product with an organic metal reagent. According to this process, natural and unnatural optically active amino acids can be produced from inexpensive materials by using simple procedures.
    Type: Grant
    Filed: November 20, 2003
    Date of Patent: September 19, 2006
    Assignee: Kaneka Corporation
    Inventors: Masanobu Sugawara, Akio Fujii, Kazumi Okuro, Yasuhiro Saka, Nobuo Nagashima, Kenji Inoue, Toshihiro Takeda, Koichi Kinoshita, Tadashi Moroshima, Yoshihide Fuse, Yasuyoshi Ueda
  • Patent number: 7084120
    Abstract: Prodrug compounds of unstable inhibitors of the serine peptidase dipeptidyl peptidase IV, are used in the treatment of various disorders, especially of metabolic disorders. The Prodrug compounds can be used in the treatment of impaired glucose tolerance, glucosuria, hyperlipidaemia, metabolic acidoses, diabetes mellitus, diabetic neuropathy and nephropathy.
    Type: Grant
    Filed: December 22, 2000
    Date of Patent: August 1, 2006
    Assignee: Probiodrug AG
    Inventors: Hans-Ulrich Demuth, Dagmar Schlenzig, Torsten Hoffmann, Susanne Manhart
  • Patent number: 6927290
    Abstract: There is disclosed an advantageous mixed acid anhydride production method of formula (1): R1C(O)OY(O)n(R2)p??(1) wherein R1, R2 and Y denote the same as defined below, n and p denote an integer of 1 or 2, which is characterized by adding a carboxylic acid of formula (2); R1COOH??(2) wherein R1 denotes a hydrogen atom, an optionally substituted alkyl group or the like, an organic base to a solution of a carboxylic acid activating agent of formula (3); (R2)pY(O)nX??(3) wherein R2 denotes an optionally substituted aliphatic hydrocarbyl group or the like, Y denotes a carbon atom, a phosphorus atom, or a sulfur atom, and X denotes a chlorine atom or the like.
    Type: Grant
    Filed: May 10, 2004
    Date of Patent: August 9, 2005
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Takashi Miki, Hideki Ushio, Isao Kurimoto
  • Patent number: 6753431
    Abstract: There is disclosed an advantageous mixed acid anhydride production method of formula (1): R1C(O)OY(O)n(R2)p  (1) wherein R1, R2 and Y denote the same as defined below, n and p denote an integer of 1 or 2, which is characterized by adding a carboxylic acid of formula (2); R1COOH  (2) wherein R1 denotes a hydrogen atom, an optionally substituted alkyl group or the like, an organic base to a solution of a carboxylic acid activating agent of formula (3); (R2)pY(O)nX  (3) wherein R2 denotes an optionally substituted aliphatic hydrocarbyl group or the like, Y denotes a carbon atom, a phosphorus atom, or a sulfur atom, and X denotes a chlorine atom or the like.
    Type: Grant
    Filed: June 1, 2001
    Date of Patent: June 22, 2004
    Assignee: Sumitomo Chemical Company Limited
    Inventors: Takashi Miki, Hideki Ushio, Isao Kurimoto
  • Publication number: 20040030133
    Abstract: This invention relates to compounds of Formula I having an aziridine-2-carboxylic group and a menthol group, a process for preparing such compounds, a method for obtaining optically active aziridine-2-carboxylate derivatives by optical resolution of such compounds, and optically active aziridine-2-carboxylate derivatives obtained by the same method: 1
    Type: Application
    Filed: July 30, 2003
    Publication date: February 12, 2004
    Inventors: Won Koo Lee, Chan Sun Park, Yeon Hwa Lim, Hyun Joon Ha
  • Patent number: 6559323
    Abstract: A process for the preparation of an oxirane, aziridine or cyclopropane of formula (I), wherein X is oxygen, NR4 or CHR5; R1 is hydrogen, alkyl, aryl, heteroaromatic, heterocyclic or cycloalkyl; R2 is hydrogen, alkyl, aryl, heteroaromatic, CO2R8, CHR14NHR13, heterocyclic or cycloalkyl; or R1 and R2 join together to form a cycloalkyl ring; R3 and R10 are, independently, hydrogen, alkyl, aryl, heteroaromatic, CO2R8, R83Sn, CONR8R9, trialkylsilyl or triarylsilyl; R4 is an electron withdrawing group; R5 is alkyl, cycloalkyl, aryl, heteroaromatic, SO2R8, SO3R8, COR8, CO2R8, CONR8R9, PO(R8)2, PO(OR8)2 or CN; R8 and R9 are independently alkyl or aryl; and R13 and R14 are independently hydrogen, alkyl or aryl is provided. The process comprises degrading a compound of formula (II), (IIa), (IIb) or (IIc): wherein R3 and R10 are as defined above; Y is a cation; depending on the nature of Y, r is 1 or 2; and L is a suitable leaving group, to form a diazo compound.
    Type: Grant
    Filed: February 28, 2000
    Date of Patent: May 6, 2003
    Assignees: Avecia Limited, University of Sheffield
    Inventors: John Richard Studley, Varinder Kumar Aggarwal
  • Patent number: 6476236
    Abstract: The present invention provides a process for producing an aziridine-1-carboxamide of the formula: from an aziridine of the formula: and an isocyanate of the formula R5—N═C═O, where R1, R2, R3, R4 and R5 are those defined herein. In addition, the present invention also provides a process for producing a 4-imino-1,3-diazabicyclo[3.1.0]-hexan-2-one of the formula: from the aziridine-1-carboxamide of Formula I.
    Type: Grant
    Filed: November 26, 2001
    Date of Patent: November 5, 2002
    Assignee: The Arizona Board of Regents
    Inventors: William Remers, Bashyam Iyengar
  • Patent number: 6423689
    Abstract: The present invention provides compounds that block calcium channels having the Formula I shown below. The present invention also provides methods of using the compounds of Formula I to treat stroke, cerebral ischemia, head trauma, or epilepsy and to pharmaceutical compositions that contain the compounds of Formula I.
    Type: Grant
    Filed: December 16, 1998
    Date of Patent: July 23, 2002
    Assignees: Warner-Lambert Company, Neurex Corporation
    Inventors: Richard John Booth, Louis Brogley, Wayne Livingston Cody, David Thomas Connor, Harriet Wall Hamilton, John Xiaoqiang He, Lain-Yen Hu, Leonard Joseph Lescosky, Thomas Charles Malone, Laszlo Nadasdi, Michael Francis Rafferty, Bruce David Roth, Diego F. Silva, Yuntao Song, Balazs G. Szoke, Laszlo Urge
  • Publication number: 20020049164
    Abstract: The present invention relates to prodrug compounds of inhibitors of dipeptidyl peptidase IV (DP IV), which prodrug compounds have the general formula A-B-C, wherein
    Type: Application
    Filed: December 22, 2000
    Publication date: April 25, 2002
    Inventors: Hans-Ulrich Demuth, Dagmar Schlenzig, Torsten Hoffmann, Susanne Manhart
  • Patent number: 6297230
    Abstract: The present invention is directed to novel anti-cancer compounds of the formula. wherein X is CN, R4 is hydrogen or lower alkyl; and R5 is lower alkyl, lower cycloalkyl, alkenyl, alkynyl, aryl, monosubstituted aryl, disubstituted aryl, aryl lower alkyl, lower alkoxycarbonyl lower alkyl, or heterocyclic ring, with the proviso that when X is CN, and R4 is hydrogen, then R5 is not CH3, C6H5, or, p-nitrophenyl. R4, R5 and N taken together form a heterocyclic ring.
    Type: Grant
    Filed: April 10, 2000
    Date of Patent: October 2, 2001
    Assignee: Amplimed, Inc.
    Inventors: William A. Remers, Evan M. Hersh, Robert T. Dorr, Bhashyam Iyengar
  • Publication number: 20010020092
    Abstract: The present invention relates to a compound of the formula (I) 1
    Type: Application
    Filed: December 7, 2000
    Publication date: September 6, 2001
    Inventors: Mark James Ford, Jan Vermehren
  • Patent number: 6258960
    Abstract: The present invention relates to the synthesis of chiral cis-aziridines (IIIa and IIIb) by reacting an imine (I) with a diazo compound (II) in the presence of a chiral vaulted biary-Lewis Acid complex as shown below:
    Type: Grant
    Filed: March 17, 2000
    Date of Patent: July 10, 2001
    Assignee: Arch Development Corporation
    Inventors: Jon Antilla, William D. Wulff
  • Patent number: 6201133
    Abstract: Disclosed are compound of formula I wherein R represents hydrogen, lower alkyl, cycloalkyl, bicycloalkyl, adamantyl, aryl, biaryl, or mono- or di-(cycloalkyl, aryl or biaryl)-lower alkyl, di-(lower alkyl or aryl-lower alkyl)amino-lower alkyl, or (piperidino, morpholino, pyrrolidino)-lower alkyl; R1 represents hydrogen, lower alkyl, cycloalkyl, aryl, biaryl, or (cycloalkyl, aryl or biaryl)-lower alkyl; R2 represents hydrogen, lower alkyl, lower alkoxy, aryl-lower alkyl, aryl-lower alkoxy, amino, mono- or di-(lower alkyl or aryl-lower alkyl)-amino, acylamino, or (lower alkyl or aryl-lower alkyl)-(thio, sulfinyl or sulfonyl); R3 represents hydrogen, lower alkyl, cycloalkyl, aryl-lower alkyl, cycloalkyl-lower alkyl, or C2-C7-alkyl interrupted by S, SO, SO2, O or N—R5; R4 represents hydrogen or acyl; R5 represents hydrogen, lower alkyl, aryl-lower alkyl, acyl, or (lower alkyl, aryl or aryl-lower alkyl)-sulfonyl; A together with the carbon to which it is attached forms a ring and repr
    Type: Grant
    Filed: November 8, 1999
    Date of Patent: March 13, 2001
    Assignee: Novartis AG
    Inventor: Cynthia A. Fink
  • Patent number: 6177594
    Abstract: Benzamides of the formula I: wherein R1 and R2 independently of one another are each alkyl having 1-6 C atoms, or R1 and R2 together are alkylene, and their salts, are suitable as intermediates in the synthesis of drugs.
    Type: Grant
    Filed: December 9, 1998
    Date of Patent: January 23, 2001
    Assignee: Merck Patent Gesellschaft mit beschrankter Haftung
    Inventors: Andreas W{umlaut over (a)}chtler, Margit Stern, Volker Reiffenrath
  • Patent number: 6159973
    Abstract: The subject of the invention is the compounds of formula (I):Q(CH.sub.2).sub.a --(X.sub.1).sub.b --Q.sub.1 --Q.sub.2 --C(X.sub.2)--N(R.sub.1)(R.sub.2) (I)in which:Q represents an aryl radical,X.sub.1 represents oxy, thio, sulphinyl or sulphonyl,X.sub.2 represents oxygen or sulphur,Q.sub.1 represents a cyclopropanediyl radical,Q.sub.2 represents an arylene radical,R.sub.1 and R.sub.2 represent:either a hydrogen atom or a hydrocarbon radicalor one of the groupsR.sub.3 --C.dbd.X.sub.3, (R.sub.3).sub.2 --P.dbd.X.sub.3, T.sub.2 --R.sub.5 or S(O).sub.j --N(R.sub.6)(R.sub.7)in which X.sub.3 represents an oxygen atom or a sulphur atom, T.sub.2 represents a bivalent oxy, carbonyl or oxycarbonyl group and j is equal to 0, 1 or 2,their preparation process and their use as pesticides.
    Type: Grant
    Filed: July 21, 1999
    Date of Patent: December 12, 2000
    Assignee: Hoechst Schering Agrevo S.A.
    Inventors: Jacques Demassey, Michel Gohar, Christian Wehrey
  • Patent number: 5668128
    Abstract: The present invention relates to a compound of the formula: ##STR1## wherein R.sub.1 and Q are independently an optionally esterified or amidated carboxyl group; R.sub.2 is hydrogen, an acyl group or an optionally substituted hydrocarbon residue; X is a divalent hydrocarbon residue which may be substituted; or a salt thereof, which is useful as prophylactic and therapeutic agents of bone diseases and as agents for inhibiting thiol protease.
    Type: Grant
    Filed: September 5, 1995
    Date of Patent: September 16, 1997
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Shigetoshi Tsubotani, Masayuki Takizawa, Mikio Shirasaki, Junji Mizoguchi, Yoshiaki Shimizu
  • Patent number: 5633239
    Abstract: Substituted benzenesulfonylureas and -thioureas of the formula I ##STR1## exhibit outstanding effects on the cardiovascular system.
    Type: Grant
    Filed: February 16, 1996
    Date of Patent: May 27, 1997
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Heinrich Englert, Uwe Gerlach, Dieter Mania, Heinz G ogelein, Joachim Kaiser
  • Patent number: 5025005
    Abstract: Novel lipid derivatives of the formula ##STR1## [wherein R.sup.1 is alkyl or alkylcarbamoyl; R.sup.2 is hydrogen, hydroxy which may be substituted, amino which may be substituted or cyclic amino; R.sup.3 is a chemical binding or alkylene which may be substituted; R.sup.4 is hydrogen, alkyl or aralkyl; X and Y are independently O, S or an imino group which may be substituted, and when Y is an imino group, Y, together with the imino group represented by X or R.sup.4, may form a ring; and Z is imino or a nitrogen-containing heterocyclic ring which may be substituted] and salts thereof have inhibiting activity on platelet activating factor and are useful as a preventive or therapeutic agent for a variety of circulatory diseases and allergic disorders and also as an antineoplastic agent.
    Type: Grant
    Filed: July 23, 1990
    Date of Patent: June 18, 1991
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Hiroaki Nomura, Kohei Nishikawa, Susumu Tsushima
  • Patent number: 4988688
    Abstract: 4-(N-Substituted amino)-2-butynyl-1-ureas and thioureas and derivatives thereof are described, as well as methods for the preparation and pharmaceutical compositions of same, which are useful as centrally acting muscarinic agents and are useful as analgesic agents for the treatment of pain, as sleep aids and as agents for treating the symptoms of senile dementia, Alzheimer's disease, Huntington's chorea, tardive dyskinesia, hyperkinesia, mania, or similar conditions of cerebral insufficiency characterized by decreased cerebral acetylcholine production or release.
    Type: Grant
    Filed: August 2, 1989
    Date of Patent: January 29, 1991
    Assignee: Warner-Lambert Company
    Inventors: Jeffrey A. Kester, Walter H. Moos, Anthony J. Thomas
  • Patent number: 4968341
    Abstract: Novel substituted aryloxyureas, processes for their production, and herbicides comprising them as active ingredients are provided.The substituted aryloxyureas exhibit an excellent herbicidal efficacy against weeds when applied, for example, to the weeds in a wide range of period from a preemergence stage to a growth stage.The substituted aryloxyureas of the invention have the excellent advantage of maintaining high safety on crops or crop plants in spite of their herbicidal efficacy.
    Type: Grant
    Filed: August 16, 1988
    Date of Patent: November 6, 1990
    Assignees: Kumiai Chemical Industry Co., Mitsui Petrochemical Industries, Ltd.
    Inventors: Isao Hashimoto, Tatsuyodihi Ishida, Kazutaka Tsuru, Yuji Yamada, Takeshige Miyazawa, Yasuo Nakamura, Susumu Katou, Katsuya Takahashi
  • Patent number: 4935527
    Abstract: Alkaline earth metal salts of aziridine-2-carboxylic acid, typically Ca salt, are produced by a reaction of a 2,3-dihalopropionic acid derivative or an .alpha.-haloacrylic acid derivative with an aqueous ammonia in the presence of an alkaline earth metal hydroxide, typically Ca(OH).sub.2.Salts of aziridine-2-carboxylic acid are recovered from such a reaction product as referred to above by a liquid chromatographic technique in which a weak or weakened cation exchanger is utilized.
    Type: Grant
    Filed: December 23, 1988
    Date of Patent: June 19, 1990
    Assignee: Research Association for Utilization of Light Oil
    Inventors: Sadao Kitagawa, Takashi Yokoi, Mitsumasa Kaitoh
  • Patent number: 4900841
    Abstract: This invention relates to a process for the preparation of substituted sulfonamidobenzamides which compounds are known antiarrhythmic agents and to the novel N-acylaziridine employed therein.
    Type: Grant
    Filed: April 20, 1987
    Date of Patent: February 13, 1990
    Assignee: Schering A.G.
    Inventor: Thomas K. Morgan, Jr.
  • Patent number: 4795627
    Abstract: The present invention describes novel tritium labelled nitrogen mustard type compounds, and their aziridinium type analog, and a process for the production of same. The compounds are of value in medical research and development and also as active ingredients of pharmaceutical compositions. The compounds can be used to develop analogs of human disease states and can also be used to evaluate the mechanism of neurotransmitter regulation and function, both in vitro and in vivo.
    Type: Grant
    Filed: October 18, 1984
    Date of Patent: January 3, 1989
    Assignee: University of Pittsburgh
    Inventors: Abraham Fisher, Israel Hanin, Donald J. Abraham
  • Patent number: 4791133
    Abstract: This invention relates to leukotriene B.sub.4 antagonists having the structure ##STR1## and the pharmaceutically acceptable addition salts thereof; wherein R.sup.1 is lower alkyl having 1-10 carbon atoms; or lower alkenyl or alkynyl having 2-10 carbon atoms; or lower alkadienyl having 3-10 carbon atoms; or lower alkadiynyl or alkenynyl having 4-10 carbon atoms;wherein R.sup.2 and R.sup.3 are the same or different and represent hydrogen or lower alkyl having 1-6 carbon atoms;wherein X is CH.dbd.CH, S, or O;wherein Y is CH.dbd.CH or C.tbd.C;wherein Z is OR.sup.4 or NR.sup.5 R.sup.6, and wherein R.sup.4 represent H, lower alkyl having 1-6 carbon atoms, or a pharmaceutically acceptable cation, and wherein R.sup.5 and R.sup.6 act independently and represent H or lower alkyl having 1-6 carbon atoms, or R.sup.5 and R.sup.
    Type: Grant
    Filed: June 26, 1987
    Date of Patent: December 13, 1988
    Assignee: G. D. Searle & Co.
    Inventors: Stevan W. Djuric, Richard A. Haack, Julie M. Miyashiro
  • Patent number: 4788287
    Abstract: A high performance water and oil repellant composed of a compound comprising at least two terminal segments and an intermediate segment connecting the terminal segments and having a molecular weight of from 800 to 20,000, each terminal segment containing at least one polyfluoroalkyl group connected by a --CONH-- linking group, said intermediate segment being a urethane oligomer containing at least two --CONH-- linking groups in one molecule, and said terminal segments and intermediate segment being connected by a --CONH-- linking group.
    Type: Grant
    Filed: September 3, 1986
    Date of Patent: November 29, 1988
    Assignee: Asahi Glass Company Ltd.
    Inventors: Masashi Matsuo, Masayuki Tamura, Katsuji Ito
  • Patent number: 4737518
    Abstract: Novel lipid derivatives of the formula ##STR1## [wherein R.sup.1 is alkyl or alkylcarbamoyl; R.sup.2 is hydrogen, hydroxy which may be substituted, amino which may be substituted or cyclic amino; R.sup.3 is a chemical binding or alkylene which may be substituted; R.sup.4 is hydrogen, alkyl or aralkyl; X and Y are independently O, S or an imino group which may be substituted, and when Y is an imino group, Y, together with the imino group represented by X or R.sup.4, may form a ring; and Z is imino or a nitrogen-containing heterocyclic ring which may be substituted] and salts thereof have inhibiting activity on platelet activating factor and are useful as a preventive or therapeutic agent for a variety of circulatory diseases and allergic disorders and also as an antineoplastic agent.
    Type: Grant
    Filed: September 12, 1986
    Date of Patent: April 12, 1988
    Assignee: Takeda Chemical Industries, Ltd.
    Inventors: Hiroaki Nomura, Kohei Nishikawa, Susumu Tsushima, Yoshio Kozai
  • Patent number: 4708954
    Abstract: Pharmaceutical compositions containing an oxaluric acid derivative of the formula: ##STR1## wherein each of R.sub.1 and R.sub.2, which may be the same or different, is hydrogen; an alkyl group or a cycloalkyl group; or R.sub.1 and R.sub.2 are joined to form a heterocyclic ring with the nitrogen atom to which they are both attached; and R.sub.3 is hydrogen or an alkyl group. These compounds have excellent hypoglycemic effects with low toxcicity and safety.
    Type: Grant
    Filed: February 7, 1986
    Date of Patent: November 24, 1987
    Assignee: Nippon Zoki Pharmaceutical Co., Ltd.
    Inventors: Kazuharu Ienaga, Ko Nakamura, Akira Ishii
  • Patent number: 4696760
    Abstract: A method for the production of an aqueous dispersion of a water insoluble N-substituted N',N'-alkylene urea having the general formula I: ##STR1## wherein R.sup.1 denotes alkyl having 6 to 20 carbon atoms, phenyl or ##STR2## in case of m=1, or R.sup.1 denotes alkylene having 6 to 20 carbon atoms, phenylene or ##STR3## in case of m=2, where X denotes H, CH.sub.3 or OCH.sub.3 and n is 0 or 1, R.sup.2 denotes H or CH.sub.3, R.sup.3 denotes H, CH.sub.3 or C.sub.2 H.sub.5 and R.sup.4 denotes H or CH.sub.3, by the reaction of an alkylene imine having 2 to 4 carbon atoms with an isocyanate represented by the general formula II:R-NCO (II)wherein R denotes an alkyl having 6 to 20 carbon atoms, ##STR4## wherein X and n are the same as above in the presence of at least one surface active agent selected from the group consisting of anionic surface active agents and nonionic surface active agents under vigorous stirring.
    Type: Grant
    Filed: December 5, 1984
    Date of Patent: September 29, 1987
    Assignee: Nippon Shokubai Kagaku Kogyo Co., Ltd.
    Inventors: Yutaka Morimoto, Minoru Saotome, Atsushi Komai