Carbonyl Or Sulfur Attached Directly To Carbazide Or Semicarbazide Nitrogen By Nonionic Bonding Patents (Class 564/35)
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Patent number: 9447356Abstract: Dihydrocarbyl diazene dicarboxamides (DHCDD) have been found to effectively reduce the ignition delay and/or as effective cetane number improvers in diesel fuels and is suitable for use in modern engines.Type: GrantFiled: February 18, 2014Date of Patent: September 20, 2016Assignee: Shell Oil CompanyInventors: Arjun Prakash, John Henry Mengwasser, Joseph Michael Russo
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Patent number: 8642596Abstract: Compounds, methods and pharmaceutical compositions for treating viral infections, by administering certain novel semicarbazides, sulfonyl carbazides, ureas and related compounds in therapeutically effective amounts are disclosed. Methods for preparing the compounds and methods of using the compounds and pharmaceutical compositions thereof are also disclosed. In particular, the treatment and prophylaxis of viral infections such as caused by hemorrhagic fever viruses is disclosed, i.e., including but not limited to Arenaviridae (Junin, Machupo, Guanavito, Sabia and Lassa), Filoviridae (ebola and Marburg viruses), Flaviviridae (yellow fever, omsk hemorrhagic fever and Kyasanur Forest disease viruses), and Bunyaviridae (Rift Valley fever).Type: GrantFiled: December 6, 2005Date of Patent: February 4, 2014Assignee: Siga Technologies, Inc.Inventors: Yijun Deng, Theodore J. Nitz, Thomas R. Bailey, Yuanming Zhang, Sylvie Laquerre
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Publication number: 20130252906Abstract: Pharmacological chaperone compounds and methods for the treatment of an individual having, or at risk of having, a disease condition associated with alpha-1-antitrypsin by using said compounds are disclosed. In particular, such methods are useful for the treatment or prevention of lung disorders associated with alpha-1-antitrypsin deficiency as well as liver disorders associated with an excess of alpha-1-antitrypsin. Suitable pharmacological chaperones include peptides and low-molecular weight compounds. Also provided is an assay for determining whether a test compound modulates alpha-1-antitrypsin activity.Type: ApplicationFiled: October 14, 2011Publication date: September 26, 2013Applicant: AMICUS THERAPEUTICS, INC.Inventors: Eric Richard Sjoberg, Gary Lee
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Patent number: 8440110Abstract: Disclosed is a method for producing a metal particle dispersion wherein a metal compound is reduced by using carbodihydrazide represented by the formula (1) below or a polybasic acid polyhydrazide represented by the formula (2) below (wherein R represents an n-valent polybasic acid residue) in a liquid medium. By reducing the metal compound in the presence of a compound having a function preventing discoloration of the metal, there can be obtained a metal particle dispersion having excellent discoloration preventing properties. Metal particles produced by such methods have a uniform particle diameter and are excellent in dispersion stability. By using a conductive resin composition or conductive ink containing a metal particle dispersion obtained by such production methods, there can be formed a conductive coating film, such as a conductive circuit or an electromagnetic layer, having good characteristics.Type: GrantFiled: March 30, 2011Date of Patent: May 14, 2013Assignee: Toyo Ink Mfg Co., Ltd.Inventors: Kaori Sakaguchi, Kinya Shiraishi
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Patent number: 8410149Abstract: Compounds, methods and pharmaceutical compositions for treating viral infections, by administering certain novel semicarbazides, sulfonyl carbazides, ureas and related compounds in therapeutically effective amounts are disclosed. Methods for preparing the compounds and methods of using the compounds and pharmaceutical compositions thereof are also disclosed. In particular, the treatment and prophylaxis of viral infections such as caused by hemorrhagic fever viruses is disclosed, i.e., including but not limited to Arenaviridae (Junin, Machupo, Guanavito, Sabia and Lassa), Filoviridae (ebola and Marburg viruses), Flaviviridae (yellow fever, omsk hemorrhagic fever and Kyasanur Forest disease viruses), and Bunyaviridae (Rift Valley fever).Type: GrantFiled: October 28, 2010Date of Patent: April 2, 2013Assignee: Siga Technologies Inc.Inventors: Dongcheng Dai, Tove Bolken, Sean M. Amberg, Dennis E. Hruby, Thomas R. Bailey
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Publication number: 20120022027Abstract: Compounds, methods and pharmaceutical compositions for treating viral infections, by administering certain novel semicarbazides, sulfonyl carbazides, ureas and related compounds in therapeutically effective amounts are disclosed. Methods for preparing the compounds and methods of using the compounds and pharmaceutical compositions thereof are also disclosed. In particular, the treatment and prophylaxis of viral infections such as caused by hemorrhagic fever viruses is disclosed, i.e., including but not limited to Arenaviridae (Junin, Machupo, Guanavito, Sabia and Lassa), Filoviridae (ebola and Marburg viruses), Flaviviridae (yellow fever, omsk hemorrhagic fever and Kyasanur Forest disease viruses), and Bunyaviridae (Rift Valley fever).Type: ApplicationFiled: October 28, 2010Publication date: January 26, 2012Applicant: Siga Technologies Inc.Inventors: Dongcheng Dai, Tove Bolken, Sean M. Amberg, Dennis E. Hruby, Thomas R. Bailey, Jack H. Nunberg, Celestine Johnson Thomas
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Publication number: 20110118505Abstract: Compounds, methods and pharmaceutical compositions for treating viral infections, by administering certain novel sulfonyl semicarbazides, carbonyl semicarbazides, semicarbazides, ureas and related compounds in therapeutically effective amounts are disclosed. Methods for preparing the compounds and methods of using the compounds and pharmaceutical compositions thereof are also disclosed. In particular, the treatment and prophylaxis of viral infections such as caused by hemorrhagic fever viruses is disclosed, i.e., including but not limited to, Arenaviridae (Junin, Machupo, Guanarito, Sabia, Lassa, Tacaribe, Pinchinde, and VSV), Filoviridae (ebola and Marburg viruses), Flaviviridae (yellow fever, omsk hemorrhagic fever and Kyasanur Forest disease viruses), and Bunyaviridae (Rift Valley fever).Type: ApplicationFiled: October 26, 2010Publication date: May 19, 2011Applicant: Siga Technologies Inc.Inventors: Dongcheng Dai, Tove Bolken, Dennis E. Hruby, Thomas R. Bailey
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Publication number: 20100081635Abstract: Disclosed are compounds of formulae (I), (III), (IV), (VII), (X), (XI), (XII), (XIII) and (XIV), wherein the variabables are as defined in the claims, and methods of using compounds of the invention for treating a subject with a proliferative disorder, such as cancer, and methods for treating disorders responsive to Hsp70 induction and/or natural killer induction. Also disclosed are pharmaceutical compositions comprising compounds of the invention and a pharmaceutically acceptable carrier.Type: ApplicationFiled: August 20, 2007Publication date: April 1, 2010Inventors: Shoujun Chen, Keizo Koya, Zachary Demko, Lijun Sun
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Patent number: 7605137Abstract: This invention provides a method for treating tumor in a subject comprising administering to the subject an effective amount of: (1) VNP40101M, or its equivalent; and (2) a nucleoside, or a nucleoside analog. This invention also provides a method for inhibiting tumor cell growth comprising contacting the tumor cell with effective amounts of: (1) VNP40101M, or its equivalent; and (2) a nucleoside, or a nucleoside analog. The present invention relates to the treatment of cancer, comprising administering to a subject in need thereof an effective amount of VNP40101M in combination with a nucleoside.Type: GrantFiled: March 25, 2005Date of Patent: October 20, 2009Assignee: Vion Pharmaceuticals, Inc.Inventors: Ivan King, Mario Sznol, Michael Belcourt, Li-Mou Zheng
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Publication number: 20090203675Abstract: Compounds, methods and pharmaceutical compositions for treating viral infections, by administering certain novel semicarbazides, sulfonyl carbazides, ureas and related compounds in therapeutically effective amounts are disclosed. Methods for preparing the compounds and methods of using the compounds and pharmaceutical compositions thereof are also disclosed. In particular, the treatment and prophylaxis of viral infections such as caused by hemorrhagic fever viruses is disclosed, i.e., including but not limited to Arenaviridae (Junin, Machupo, Guanavito, Sabia and Lassa), Filoviridae (ebola and Marburg viruses), Flaviviridae (yellow fever, omsk hemorrhagic fever and Kyasanur Forest disease viruses), and Bunyaviridae (Rift Valley fever).Type: ApplicationFiled: December 6, 2005Publication date: August 13, 2009Applicant: SIGA TECHNOLOGIES, INC.Inventors: Yijun Deng, Theodore J. Nitz, Thomas R. Bailey, Yuanming Zhang, Sylvie Laquerre
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Patent number: 7465828Abstract: The method for preparing hydrazodicarbonamide (HDCA) using biuret as a starting material is disclosed. The method comprises the steps of; obtaining metal monohalobiuret salt by reacting a biuret with a metal hypohalogen compound, or by reacting the biuret with a halogenating agent and a base; and reacting the obtained metal monohalobiuret salt with ammonia, wherein the hydrazodicarbonamide is produced in the presence of a catalyst including bromine or iodine atom and generating bromine or iodine ion during the reaction.Type: GrantFiled: December 17, 2004Date of Patent: December 16, 2008Assignee: J&J Chemical Co., Ltd.Inventors: Chun-Hyuk Lee, Sang-Jin Han
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Patent number: 7456314Abstract: Partially fluorinated ionic compounds are prepared. They are useful in the preparation of partially fluorinated dienes, in which the repeat units are cycloaliphatic.Type: GrantFiled: December 13, 2007Date of Patent: November 25, 2008Assignee: E.I. du Pont de Nemours and CompanyInventors: Amy Qi Han, legal representative, Zhen-Yu Yang
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Patent number: 6943179Abstract: Novel compounds of the formula I in which X, Y, Z, R, R1, R2 and R3 are as defined in Patent Claim 1, are inhibitors of coagulation factor Xa and can be employed for the prophylaxis and/or therapy of tromboembolic diseases and for the treatment of tumorsType: GrantFiled: February 27, 2002Date of Patent: September 13, 2005Assignee: Merck Patent GmbHInventors: Werner Mederski, Bertram Cezanne, Dieter Dorsch, Christos Tsaklakidis, Johannes Gleitz, Christopher Barnes
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Publication number: 20040254103Abstract: The present invention relates to compounds according to the structure (I): 1Type: ApplicationFiled: June 13, 2003Publication date: December 16, 2004Inventors: Xu Lin, Terrence W. Doyle, Ivan King
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Publication number: 20040199012Abstract: The present invention relates to a method and apparatus for preparing hydrazodicarbonamide using urea as starting material economically and environmentally desirably. The apparatus includes a pyrolysis furnace to obtain biuret and ammonia by pyrolyzing urea; a recrystallization reactor to purify the biuret obtained from the pyrolysis furnace; a first reactor to obtain an metal monohalobiuret salt by reacting the biuret with metal hypohalogen compound or with halogen and base; a second reactor to synthesize the hydrazodicarbonamide by reacting the monohalobiuret metal salt with ammonia; and an ammonia evaporator to separate the excess ammonia from hydrazodicarbonamide and to supply the separated ammonia to an ammonia concentrator.Type: ApplicationFiled: April 21, 2004Publication date: October 7, 2004Inventors: Chun-hyuk Lee, Sang-Jin Han
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Publication number: 20040097550Abstract: Novel compounds of the formula I in which X, Y, Z, R, R1, R2 and R3 are as defined in Patent claim 1, are inhibitors of coagulation factor Xa and can be employed for the prophylaxis and/or therapy of tromboembolic diseases and for the treatment of tumours 1Type: ApplicationFiled: September 17, 2003Publication date: May 20, 2004Inventors: Werner Mederski, Bertram Cezanne, Dieter Dorsch, Christos Tsaklakidis, Johannes Gleitz, Christopher Barnes
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Publication number: 20040048851Abstract: The compounds of the formula (formula 1) and pharmaceutically acceptable salts thereof and a process for preparing the same and pharmaceutical compositions containing the same are described wherein the substituents have the meaning as specified in the description. The compounds are used as thrombon inhibitors.Type: ApplicationFiled: June 3, 2003Publication date: March 11, 2004Inventors: Uros Urleb, Anamarija Zega, Mojca Stegnar, Bakija Alenka Trampus, Tomas Solmajer, Gregor Mlinsek
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Patent number: 6635785Abstract: A method for synthesizing hydrazodicarbonamide (HDCA) by a reaction of monohalobiuret metal salt having the formula 1 or 2, which is derived from biuret, and ammonia, wherein M is a metal and X is a halogen. The monohalobiuret metal salt is inexpensive and easy to synthesize and thus a great yield of HDCA can be obtained from the monohalobiuret metal salt at low cost.Type: GrantFiled: June 27, 2002Date of Patent: October 21, 2003Assignee: J&J Chemical Co., Ltd.Inventors: Chun-Hyuk Lee, Sang-Jin Han
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Publication number: 20030166576Abstract: The invention relates to a highly active, highly specific urokinase inhibitor which is suitable for therapeutic applications and can be synthesized in an extremely simple manner. Surprisingly, it was found that amidino benzylamine derivatives, especially 4-amidino-benzylamine, with two bonded amino acids represent a new group of highly active and very selective uPA inhibitors. The urokinase inhibitors can be used in medical applications, e.g. in the treatment of malign tumors such as in cases of metastatic spread.Type: ApplicationFiled: December 9, 2002Publication date: September 4, 2003Inventors: Jorg Strzebecher, Torsten Steinmetzer, Andrea Schweinitz
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Publication number: 20030130386Abstract: Acicular hydrazine-based diurea derivative crystals of the formula R′HN—CO—NH—NH—CO—NHR wherein R and R′ independently are unsubstituted or substituted hydrocarbyl groups with an average length of the crystals ranging from about 0.1 to about 300 micrometers, and the use of such crystals as a rheology modifier in coatings and adhesives. Preferably, the hydrocarbyl group is a hexyl, octadecyl, benzyl, or cyclohexyl group.Type: ApplicationFiled: October 24, 2002Publication date: July 10, 2003Inventors: Richard Hendrikus Gerrit Brinkhuis, Petrus Johannes Maria David Elfrink
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Patent number: 6515177Abstract: A method of forming a methylol urea prepolymer and a particle coated in with the prepolymer. The method involves providing a source of methylol urea and a source of aldehyde and reacting the urea and the aldehyde in the presence of an excess of urea to form the methylol urea prepolymer. The coated particle is preferably a controlled-release fertilizer particle. The particle is a substrate coated with a substantially uniform coating comprising a total nitrogen content ranging from about 39N to about 42N. The coating includes a low molecular weight methylene urea compounds.Type: GrantFiled: July 2, 2001Date of Patent: February 4, 2003Assignee: The Homestead CorporationInventor: James M. O'Donnell, Sr.
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Patent number: 6472560Abstract: The present invention relates to a novel process for preparing hydrazodicarbonamide (HDC) that is, after oxidation to azodicarbonamide (ADC), used industrially as a polymer auxiliary.Type: GrantFiled: July 16, 2001Date of Patent: October 29, 2002Assignee: Bayer AktiengesellschaftInventors: Manfred Jautelat, Walter Leidinger
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Patent number: 6441231Abstract: A novel optically active quarternary ammonium salt with an axial chirality is provided. The quarternary ammonium salt can act as a phase-transfer catalyst to convert glycine derivatives into optically active &agr;-amino acid derivatives by stereoselectively alkylating the glycine derivatives. Furthermore, according to the present invention, intermediates useful for producing the novel quarternary ammonium can be produced.Type: GrantFiled: November 15, 2001Date of Patent: August 27, 2002Assignee: Nagase & Co., Ltd.Inventor: Keiji Maruoka
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Patent number: 6362359Abstract: The present invention relates to compounds containing modified hydrazide groups and corresponding to formula I wherein R represents the residue obtained by removing the isocyanate groups from a monomeric polyisocyanate, a polyisocyanate adduct or an NCO prepolymer, X represents OR′ or NHR′ and R′ represents a group which is inert to isocyanate groups under the conditions used to form the compound of formula I, R″ represents a divalent, linear or branched aliphatic group containing 2 to 10 carbon atoms, provided that there are at least two carbons between the oxygen atoms wherein the aliphatic group may optionally be substituted by heteroatoms to form ether or ester groups, and n is 2 to 6.Type: GrantFiled: December 1, 2000Date of Patent: March 26, 2002Assignee: Bayer CorporationInventors: Sze-Ming Lee, Karen M. Henderson, Patricia B. Jacobs, Robert A. Sylvester, Douglas A. Wicks
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Publication number: 20020013495Abstract: The present invention relates to a novel process for preparing hydrazodicarbonamide (HDC) that is, after oxidation to azodicarbonamide (ADC), used industrially as a polymer auxiliary.Type: ApplicationFiled: July 16, 2001Publication date: January 31, 2002Inventors: Manfred Jautelat, Walter Leidinger
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Patent number: 6331542Abstract: The present invention provides compounds which inhibit proteases, including cathepsin K, pharmaceutical compositions of such compounds, and methods for treating diseases of excessive bone loss or cartilage or matrix degradation, including osteoporosis; gingival disease including gingivitis and periodontitis; arthritis, more specifically, osteoarthritis and rheumatoid arthritis; Paget's disease; hypercalcemia of malignancy; and metabolic bone disease, comprising inhibiting said bone loss or excessive cartilage or matrix degradation by administering to a patient in need thereof a compound of the present invention.Type: GrantFiled: April 19, 2000Date of Patent: December 18, 2001Assignee: SmithKline Beecham CorporationInventors: Thomas Joseph Carr, Renee Louise Desjarlais, Timothy Francis Gallagher, Stacie Marie Halbert, Hye-Ja Oh, Scott Kevin Thompson, Daniel Frank Veber, Dennis Shinji Yamashita, Jack Hwekwo Yen
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Patent number: 6284777Abstract: The present invention provides compounds which inhibit proteases, including cathepsin K, pharmaceutical compositions of such compounds, and methods for treating diseases of excessive bone loss or cartilage or matrix degradation, inducing osteoporosis; gingival disease including gingivitis and periodontists; arthritis, more specifically, osteoarthritis and rheumatoid arthritis; Paget's disease; hypercalcemia of malignancy; and metabolic bone disease, comprising inhibiting said bone loss or excessive cartilage or matrix degradation by administering to a patient in need thereof a compound of the present invention.Type: GrantFiled: April 19, 2000Date of Patent: September 4, 2001Assignee: SmithKline Beecham CorporationInventors: Stacie Marie Halbert, Scott Kevin Thompson
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Patent number: 6281211Abstract: This invention is related to substituted semicarbazides represented by Formula (I) or a pharmaceutically acceptable salt or prodrug thereof, wherein: R1 and R2 are independently hydrogen, alkyl, cycloalkyl, alkenyl, alkynyl, haloalkyl, aryl, aminoalkyl, hydroxyalkyl, alkoxyalkyl or carboxyalkyl; R3, R4, R5 and R6 are independently hydrogen, alkyl, cycloalkyl, alkenyl, alkynyl, haloalkyl, aryl, aminoalkyl, hydroxyalkyl, alkoxyalkyl or carboxyalkyl, or R3 and R4 is defined as above, and R5 and R6 together with the nitrogen atom to which they are attached form a heterocycle, including piperidine, piperazine, morpholine; A1 and A2 are independently aryl, heteroaryl, saturated or partially unsaturated carbocycle or saturated or partially unsaturated heterocycle, any of which is optionally substituted; X is one of O, S, NR7, CH2, C(O), NR7C(O), C(O)NR7, SO, SO2 or a covalent bond; where R7 is hydrogen, alkyl, cycloalkyl, alkenyl, alkynyl, haloalkyl, aryl, aminoalkyl, hydroxyalkyl, alkoxyalkyl or carboxyalkyl; n isType: GrantFiled: September 21, 2000Date of Patent: August 28, 2001Assignee: Euro-Celtique S.A.Inventors: Sui Xiong Cai, Nancy C. Lan, Soo Hong-Bae
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Patent number: 6150457Abstract: The present invention relates to compounds containing modified hydrazide groups and corresponding to formula I ##STR1## wherein R represents the residue obtained by removing the isocyanate groups from a monomeric polyisocyanate, a polyisocyanate adduct or an NCO prepolymer,X represents OR' or NHR' andR' represents a group which is inert to isocyanate groups under the conditions used to form the compound of formula I andn has a value of 2 to 6.The present invention also relates to one-component, thermoset coating compositions containing the compounds of formula I and a cross-linking component that is reactive with these compounds. Finally, the present invention relates coatings, sealants and adhesives prepared from these thermoset compositions.Type: GrantFiled: November 23, 1998Date of Patent: November 21, 2000Assignees: Bayer Corporation, Bayer AktiengesellscaftInventors: Sze-Ming Lee, Douglas A. Wicks, Eberhard Koenig, Carol L. Kinney, Karen M. Henderson
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Patent number: 6114493Abstract: This invention relates to methods for preparing novel, solid-phase transfer reagents, specifically phosgenated oxime resins and non-symmetrical ureas, that are useful as supports in combinatorial synthesis for the creation of libraries of compounds for lead identification.Type: GrantFiled: December 22, 1998Date of Patent: September 5, 2000Assignee: E. I. du Pont de Nemours and CompanyInventor: Mark Andrew Scialdone
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Patent number: 5858327Abstract: Radionuclide chelating compounds are provided for conjugation to targetting molecules such as proteins, peptides or antibodies. The resulting labelled targetting molecules may be used in diagnosis and therapy.Type: GrantFiled: March 8, 1996Date of Patent: January 12, 1999Assignee: Resolutions Pharmaceuticals, Inc.Inventors: Alfred Pollak, Robert Kirby, Robert Dunn-Dufault
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Patent number: 5852160Abstract: This invention relates to methods for preparing novel, solid-phase transfer reagents, specifically phosgenated oxime resins and non-symmetrical ureas, that are useful as supports in combinatorial synthesis for the creation of libraries of compounds for lead identification.Type: GrantFiled: August 19, 1997Date of Patent: December 22, 1998Assignee: E. I. du Pont de Nemours and CompanyInventor: Mark Andrew Scialdone
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Patent number: 5837874Abstract: The present invention relates to a triazole compound represented by the formula (1): ##STR1## wherein R.sup.1 represents a lower alkyl group which may have a substituent; R.sup.2 and R.sup.3 represent respectively hydrogen, an aryl group, a benzoyl group, a tosyl group, a lower alkoxy carbonyl group, or an aryl sulfonyl group, each of which except for hydrogen may have a substituent; provided that when R.sup.2 is hydrogen, the triazole compound is represented by the formula (2): ##STR2## wherein R.sup.1 and R.sup.3 have the same as defined above.Type: GrantFiled: April 15, 1996Date of Patent: November 17, 1998Assignee: Nippon Paint Co., Ltd.Inventors: Otohiko Tsuge, Taizo Hatta, Satoshi Urano, Noriyuki Tsuboniwa, Ryuzo Mizuguchi
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Patent number: 5824805Abstract: Branched hydrazone linkers for linking a targeting ligand such as an antibody to a therapeutically active drug. The point of branching is at a polyvalent atom and the number of drugs increases by a factor of two for each generation of branching. A preferred drug is doxorubicin.Type: GrantFiled: December 19, 1996Date of Patent: October 20, 1998Inventors: Dalton King, Raymond A. Firestone, Pamela Trail
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Patent number: 5637619Abstract: The present invention relates to novel 2-aminocarbonyl-1,2-bis(methylsulfonyl)-1-(2-chloroethyl)hydrazines and 2-aminocarbonyl-1,2-bis(methylsulfonyl)-1-methylhydrazines, and their use to treat malignant tumors. The agents are especially useful in the treatment of animal and human cancers. Two preferred agents in this class, especially for use in the treatment of tumors are 1,2-bis(methylsulfonyl)-1-(2-chloroethyl)-2-(2-chloroethyl)aminocarbonylhy drazine and 1,2-bis(methylsulfonyl)-1-(2-chloroethyl)-2-methylaminocarbonylhydrazine. These agents are characterized by the following: they are incapable of undergoing inactivation by the denitrosation mechanism proposed for the inactivation of the CNUs; they are incapable of generating a hydroxyethylating species by the mechanism proposed for the CNUs; and they are capable of chloroethylation or methylation and carbamoylation.Type: GrantFiled: July 5, 1995Date of Patent: June 10, 1997Assignee: Yale UniversityInventors: Alan C. Sartorelli, Krishnamurthy Shyam, Philip G. Penketh
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Patent number: 5574140Abstract: Radionuclide chelating compounds are provided for conjugation to targetting molecules such as proteins, peptides or antibodies. The resulting labelled targetting molecules may be used in diagnosis and therapy.Type: GrantFiled: July 14, 1994Date of Patent: November 12, 1996Assignee: Resolution Pharmaceutical Inc.Inventors: Alfred Pollack, Robert A. Kirby, Robert Dufault
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Patent number: 5367093Abstract: Compounds having the structural formula ##STR1## where X, Y, R and Z are defined in the specification are disclosed. The compounds of this invention are effective for controlling mites, nematodes, rice planthopper, tobacco budworm, and southern corn rootworm. Methods for making these compounds are also set forth.Type: GrantFiled: November 20, 1992Date of Patent: November 22, 1994Assignees: Uniroyal Chemical Company, Inc., Uniroyal Chemical LTD/LTEEInventors: Mark A. Dekeyser, Paul T. McDonald
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Patent number: 5283248Abstract: The present invention relates to novel substituted pyrimidobenzimidazole derivatives of the formula ##STR1## wherein the substituents are as described in the specification, and pharmaceutically acceptable salts thereof.The products have an inhibitory action on the DNA-gyrase activity in bacteria. They can accordingly be used for the prevention or control of bacterial infections.Type: GrantFiled: June 25, 1992Date of Patent: February 1, 1994Assignee: Hoffmann-La Roche Inc.Inventors: Christian Hubschwerlen, Ivan Kompis, Jean-Luc Specklin
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Patent number: 5137877Abstract: The present invention provides novel N-substituted hydrazine bifunctional compounds, novel N-subhstituted hydrazone derivatives of a cytotoxic reagent incorporating the bifunctional compounds, novel conjugates containing at least one cytotoxic reagent molecule reacted with the bifunctional compound and bound to a molecule reactive with a target cell population, methods for their production, and pharmaceutical compositions and methods for delivering cytotoxic reagents to a target population of cells. The hydrazone bonds of the conjugates of the invention permit the release of free cytotoxic reagent from the conjugates in the acidic external or internal environment of the target cells. The bifunctional compounds, derivatives, conjugates and methods of the invention are useful in antibody-or ligand-mediated drug delivery systems for the perferential killing of a target cell population to treat diseases such as cancers, infections and autoimmune disorders.Type: GrantFiled: May 14, 1990Date of Patent: August 11, 1992Assignee: Bristol-Myers SquibbInventors: Takushi Kaneko, David Willner, Ivo Monkovic, Robert S. Greenfield, Gary R. Braslawsky
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Patent number: 5117057Abstract: This invention relates to insecticidal compositions containing N'-substituted-N,N'-disubstitutedhydrazines, methods of using such compositions and N'-substituted-N, N'-disubstitutedhydrazines. Specifically, the invention relates to insect growth regulating compositions, and methods of using such compositions, which include compounds having a nucleus of the formula ##STR1## where A', B', D and J are independently any atom or group of atoms; where E is a tertiary carbon containing organic radical, a haloalkyl having a total of at least four carbon and halogen atoms but not more than six halogen atoms, or a non-tertiary carbon containing non-haloalkyl organic or organometallic radical having at least five atoms other than hydrogen, oxygen and halogen, and is attached to the nitrogen shown in the formula by a carbon-to-nitrogen single bond; where one G.sub.1 is C, N, O and S, and both G.sub.2 's and the other G.sub.1 are carbon; or one G.sub.2 is S or P, and both G.sub.1 's and the other G.sub.Type: GrantFiled: June 14, 1991Date of Patent: May 26, 1992Assignee: Rohm and Haas CompanyInventors: Adam C. Hsu, Harold E. Aller, Raymond A. Murphy, Dat P. Le, Donald W. Hamp, Barry Weinstein
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Patent number: 4973618Abstract: Oligormeric polyether/urethanes with semicarbazide end-groups protect spandex fibers from discoloration in atmospheric fumes and/or light. The oligomers are prepared from polyether glycols, diisocyanates and N,N-dialkylhydrazine.Type: GrantFiled: September 29, 1989Date of Patent: November 27, 1990Assignee: E. I. Du Pont de Nemours & CompanyInventor: Arnoldus J. Ultee
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Patent number: 4482738Abstract: A process for preparing semicarbazide hydrochloride comprising the steps:(a) reacting an aqueous hydrazine solution with urea at a temperature from about 80.degree. C. to about 130.degree. C. and at a mole ratio of hydrazine to urea from about 0.9:1 to about 1.2:1 to form a reaction mixture comprising semicarbazide, water and alcohol-insoluble by-products;(b) removing substantially all of the water from the reaction mixture;(c) mixing a sufficient amount of an alcohol with the water-deleted reaction mixture to dissolve the semicarbazide and to precipitate said alcohol-insoluble by-products from the resulting alcohol solution;(d) removing said precipitated alcohol-insoluble by-products from said alcohol solution;(e) adding a sufficient amount of anhydrous hydrogen chloride to said alcohol solution to form and precipitate semicarbazide hydrochloride; and(f) recovering said semicarbazide hydrochloride from said alcohol solution.Type: GrantFiled: August 1, 1983Date of Patent: November 13, 1984Assignee: Olin CorporationInventor: Eugene F. Rothgery
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Patent number: 4414413Abstract: N,N,N',N'-tetrakis(2-fluoro-2,2-dinitroethyl) oxamide, ##STR1## which is prepared by the following reaction sequence ##STR2## N,N,N',N'-tetrakis(2-fluoro-2,2-dinitroethyl) oxamide is a high density, energetic explosive which is melt castable as well as thermally and hydrolytically stable.Type: GrantFiled: December 21, 1981Date of Patent: November 8, 1983Assignee: The United States of America as represented by the Secretary of the NavyInventors: Michael E. Sitzmann, William H. Gilligan
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Patent number: 4331680Abstract: Novel compounds are described which are substituted benzophenone hydrazones. They have pesticidal activity, especially against insects and acarids, and pesticidal compositions and methods are described. Methods of making the compounds, and novel intermediates, are also described.Type: GrantFiled: August 25, 1980Date of Patent: May 25, 1982Assignee: The Boots CompanyInventors: David P. Giles, John C. Kerry, Antonin Kozlik, Bryan H. Palmer, Stephen W. Shutler, Robert J. Willis
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Patent number: 4317928Abstract: N,N,N', N'-tetrakis(2-fluoro-2,2-dinitroethyl) oxamide, ##STR1## which is prepared by the following reaction sequence ##STR2## N,N,N',N'-tetrakis(2-fluoro-2,2-dinitroethyl) oxamide is a high density, ergetic explosive which is melt castable as well as thermally and hydrolytically stable.Type: GrantFiled: January 23, 1981Date of Patent: March 2, 1982Assignee: The United States of America as represented by the Secretary of the NavyInventors: Michael E. Sitzmann, William H. Gilligan