The Chalcogen, X, Is In A -c(=x)- Group Patents (Class 548/170)
-
Patent number: 11708363Abstract: Disclosed herein relates to organic synthesis, and more particularly to a method for preparing a key intermediate for the synthesis of statins. The key intermediate is 2-[(4R,6S)-6-[(benzo[d]thiazol-2-ylthio)methyl]-2,2-disubstituted-1,3-dioxan-4-yl] acetate of formula (I): where R1 is a C1-C8 alkyl group, a C3-C8 cycloalkyl group, a monosubstituted or polysubstituted aryl group, or monosubstituted or polysubstituted aralkyl group; R2 is hydrogen, or monosubstituted or polysubstituted C1-C3 alkyl group, or halogen; and R3 and R4 are each independently a C1-C5 alkyl group, a C3-C7 cycloalkyl group, a C3-C7 cycloalkenyl group, a C1-C3 alkoxy group, a C6-C10 aryl group, or C7-C12 aralkyl group. In the method, a halomethyl compound and a thiol reagent are subjected to nucleophilic substitution in an organic solvent to synthesize a thioether, which then undergoes ketal exchange reaction with a carbonyl compound (V) in the presence of an organic acid to obtain a target product.Type: GrantFiled: September 28, 2021Date of Patent: July 25, 2023Assignee: Fudan UniversityInventors: Fener Chen, Dang Cheng, Minjie Liu, Zedu Huang, Yuan Tao, Jiaqi Wang
-
Patent number: 11111451Abstract: Lubricating compositions comprising a mercaptoazole-acrylic adduct formed by contacting a mercaptoazole compound with an acrylic. The adduct formed has at least one sulfur-alkyl group comprising at least one acyl, or compounds having at least one nitrogen-alkyl group comprising at least one acyl, or mixtures thereof. The lubricating composition also comprises an antiwear agent and an antioxidant. Methods of lubricating an internal combustion engine comprising contacting the internal combustion engine with the lubricating composition comprising a mercaptoazole-acrylic adduct formed by contacting a mercaptoazole compound with an acrylic. Methods of reducing corrosion and/or seal deterioration in an internal combustion engine. The use of a mercaptoazole-acrylic adduct in a lubricating composition to reduce corrosion and/or seal deterioration in an internal combustion engine.Type: GrantFiled: March 30, 2017Date of Patent: September 7, 2021Assignee: The Lubrizol CorporationInventors: Yanshi Zhang, Nga H. Nguyen
-
Publication number: 20140357864Abstract: The present invention relates to a process for the preparation of a precursor for the synthesis of hexanoic acid derived statins and to the use of said precursor in the manufacture of a medicament.Type: ApplicationFiled: December 6, 2012Publication date: December 4, 2014Inventors: Ben De Lange, Dennis Heemskerk, Karin Henderika Maria Bessembinder
-
Publication number: 20140343292Abstract: The present invention relates to a process for the preparation of a precursor for the synthesis of hexanoic acid derived statins and to the use of said precursor in the manufacture of a medicament.Type: ApplicationFiled: December 6, 2012Publication date: November 20, 2014Inventors: Ben De Lange, Dennis Heemskerk, Karin Henderika Maria Bessembinder
-
Publication number: 20140329989Abstract: The present invention relates to the preparation of compounds, in particular to the preparation of compounds of formula (I), which may be used with a compound of formula (VI), or a salt thereof as intermediates for the preparation of antifungal agents, preferably micafungin (MICA) or a salt thereof.Type: ApplicationFiled: September 7, 2012Publication date: November 6, 2014Applicant: SANDOZ AGInventors: Roland Barth, Kerstin Knepper, Hubert Sturm
-
Patent number: 8865623Abstract: Compounds of formula (I), wherein the substituents are as defined in claim 1, are suitable for use as herbicides.Type: GrantFiled: January 6, 2010Date of Patent: October 21, 2014Assignee: Syngenta LimitedInventors: Christopher John Mathews, John Finney, James Nicholas Scutt, Louisa Robinson, John Stephen Delaney
-
Publication number: 20140199239Abstract: The present disclosure provides lipid-probe compounds, and compositions comprising the compounds. A subject lipid-probe compound is useful for various imaging applications, which are also provided.Type: ApplicationFiled: May 16, 2011Publication date: July 17, 2014Applicant: THE REGENTS OF THE UNIVERSITY OF CALIFORNIAInventors: Carolyn Ruth Bertozzi, Andreas Stahl, Amy Helene Henkin, Elena A. Dubikovskaya, Allison Cohen
-
Patent number: 8637496Abstract: The invention relates to the use of compounds having a monogalactosyldiacylglycerol (MGDG) synthase inhibitory activity as herbicide or algaecide, and to herbicide and algaecide compositions containing at least one of these compounds.Type: GrantFiled: June 2, 2008Date of Patent: January 28, 2014Assignees: Commissariat a l'Energie Atomique, Centre National de la Recherche ScientifiqueInventors: Anne-Laure Bonneau, Cyrille Botte, Michael Deligny, Nadia Saidani, Hélène Hardre, Bernard Rousseau, Roman Lopez, Eric Marechal
-
Publication number: 20130231333Abstract: Described herein are compounds that are estrogen receptor modulators. Also described are pharmaceutical compositions and medicaments that include the compounds described herein, as well methods of using such estrogen receptor modulators, alone and in combination with other compounds, for treating diseases or conditions that are mediated or dependent upon estrogen receptors.Type: ApplicationFiled: September 15, 2011Publication date: September 5, 2013Applicant: ARAGON PHARMACEUTICALS, INC.Inventors: Nicholas D. Smith, Mehmet Kahraman, Steven P. Govek, Johnny Y. Nagasawa, Andiliy G. Lai, Jackaline D. Julien, Mark R. Herbert, Celine Bonnefous, Karensa L. Douglas
-
Publication number: 20130040999Abstract: The present invention provides novel compounds of Chemical Formula I, a pharmaceutically acceptable salt thereof, or a hydrate or solvate thereof, a preparation thereof and a composition for the alleviation, prevention or treatment of osteoporosis, comprising thereof in an effective amount, and a method for alleviating, preventing or treating osteoporosis.Type: ApplicationFiled: June 14, 2012Publication date: February 14, 2013Applicant: Ewha University-Industry Collaboration FoundationInventors: Hea-Young PARKCHOO, Kyung-Eun Doh, Mijung Yim, Jung-Min Lee
-
Patent number: 8349994Abstract: Disclosed is an electrode electrolyte for solid polymer fuel cells, which uses a polymer electrolyte containing a polyarylene copolymer containing a nitrogen-containing aromatic ring having a substituent represented by —SO3H, —(O(CH2)hSO3H or —O(CF2)hSO3H (wherein h represents an integer of 1-12). By having such a constitution, the electrode electrolyte for solid polymer fuel cells can be produced at a low cost, while being excellent in proton conductivity, dimensional stability, hydrothermal resistance and mechanical strength. In addition, this electrode electrolyte for solid polymer fuel cells enables to recover a catalyst metal.Type: GrantFiled: May 16, 2008Date of Patent: January 8, 2013Assignees: JSR Corporation, Honda Motor Co., Ltd.Inventors: Toshiaki Kadota, Yoshitaka Yamakawa, Fusao Nakagawa, Nagayuki Kanaoka, Takaki Nakagawa
-
Patent number: 8309678Abstract: Provided is a solid polymer electrolyte having increased heat resistance and high proton conductivity and a proton conductive membrane composed of the electrolyte. Also provided is a copolymer having a sulfonic acid group.Type: GrantFiled: May 16, 2008Date of Patent: November 13, 2012Assignee: JSR CorporationInventors: Toshiaki Kadota, Yoshitaka Yamakawa
-
Publication number: 20120165541Abstract: The present invention relates to method for the preparation of an ?-amino-alkane(thio)amide having the general formula (6) Furthermore, novel intermediates and partial reaction steps of the claimed method are disclosed.Type: ApplicationFiled: July 30, 2010Publication date: June 28, 2012Inventors: Martin Albert, Dominic De Souza
-
Publication number: 20120136151Abstract: The present invention relates to novel intermediate compounds used in preparing Rosuvastatin or the pharmaceutically acceptable salts thereof, to a method for preparing same, and to a method for preparing Rosuvastatin or the pharmaceutically acceptable salts thereof from the intermediates. The preparation method of the present invention has the effect of providing Rosuvastatin hemi-calcium salts with an excellent yield rate.Type: ApplicationFiled: April 8, 2010Publication date: May 31, 2012Inventors: Hongwoo Lee, Daejong Park, Choongleol Yoo, Donghyuk Nam, Hohyung Ryu, Dongjin Kim
-
Publication number: 20120021912Abstract: Compounds of Formula (I), wherein the substituents are as defined in claim 1, are suitable for use as herbicides.Type: ApplicationFiled: January 18, 2010Publication date: January 26, 2012Applicant: SYNGENTA CROP PROTECTION LLCInventors: Christopher John Mathews, John Finney, James Nicholas Scutt, Louisa Robinson, John Stephen Delaney
-
Publication number: 20120021909Abstract: Compounds of Formula (I), wherein the substituents are as defined in claim 1, are suitable for use as herbicides.Type: ApplicationFiled: January 25, 2010Publication date: January 26, 2012Applicant: SYNGENTA CROP PROTECTION LLCInventors: Christopher John Mathews, John Finney, James Nicholas Scutt, Louisa Robinson, John Stephen Delaney
-
Publication number: 20120021907Abstract: Compounds of formula (I), wherein the substituents are as defined in claim 1, are suitable for use as herbicides.Type: ApplicationFiled: January 6, 2010Publication date: January 26, 2012Applicant: SYNGENTA CROP PROTECTION LLCInventors: Christopher John Mathews, John Finney, James Nicholas Scutt, Louisa Robinson, John Stephen Delaney
-
Publication number: 20120004165Abstract: Heterocyclically substituted methoxyphenyl derivatives with an oxo group, processes for preparation thereof and use thereof as medicaments The invention relates to heterocyclically substituted methoxyphenyl derivatives with an oxo group, and to physiologically compatible salts thereof. The invention relates to compounds of the formula I in which R1, R2, R3, R4, R10, X, n, B1, B2, B3 and B4 are each defined as specified, and to the physiologically compatible salts thereof. The compounds are suitable, for example, for treatment of diabetes.Type: ApplicationFiled: June 7, 2011Publication date: January 5, 2012Applicant: SANOFIInventors: Stefanie KEIL, Elisabeth DEFOSSA, Viktoria DIETRICH, Siegfried STENGELIN, Andreas HERLING, Guido HASCHKE, Thomas KLABUNDE
-
Patent number: 7932277Abstract: The embodiments provide compounds of the general Formula I, as well as compositions, including pharmaceutical compositions, comprising a subject compound. The embodiments provide compounds of the general Formula II, as well as compositions, including pharmaceutical compositions, comprising a subject compound. The embodiments further provide treatment methods, including methods of treating a hepatitis C virus infection and methods of treating liver fibrosis, the methods generally involving administering to an individual in need thereof an effective amount of a subject compound or composition.Type: GrantFiled: May 9, 2008Date of Patent: April 26, 2011Assignees: InterMune, Inc., Array Biopharma Inc.Inventors: Scott Seiwert, Steven W. Andrews, Leonid Beigelman, Lawrence M. Blatt, Brad Buckman, Kevin R. Condroski, Yutong Jiang, Robert J. Kaus, April L. Kennedy, Timothy S. Kercher, Michael A. Lyon, Bin Wang
-
Patent number: 7906608Abstract: A nitrogen-containing aromatic compound is represented by Formula (1). A polymer is obtained by polymerizing the compound. wherein X is an atom or a group selected from halogen atoms other than fluorine and —OSO2Rb (wherein Rb is an alkyl group, a fluorine-substituted alkyl group or an aryl group); Y is at least one structure selected from the group consisting of —CO—, —SO2—, —SO—, —CONH—, —COO—, —(CF2)1— (wherein l is an integer of 1 to 10) and —C(CF3)2—; Z is at least one structure selected from the group consisting of a direct bond, —O— and —S—; R20 is a nitrogen-containing heterocyclic group; q is an integer of 1 to 5; and p is an integer of 0 to 4.Type: GrantFiled: June 30, 2006Date of Patent: March 15, 2011Assignee: JSR CorporationInventors: Makoto Higami, Igor Rozhanskii, Yoshitaka Yamakawa
-
Publication number: 20110009448Abstract: A compound having Formula I wherein one of R1 and R2 is a group of the formula wherein R4 is selected from H and hydrocarbyl, R5 is a hydrocarbyl group and L is an optional linker group, or R1 and R2 together form a ring substituted with the group wherein R3 is H or a substituent, and wherein X is selected from S, O, NR6 and C(R7)(R8), wherein R6 is selected from H and hydrocarbyl groups, wherein each of R7 and R8 are independently selected from H and hydrocarbyl groups.Type: ApplicationFiled: July 23, 2010Publication date: January 13, 2011Inventors: Nigel Vicker, Su Xiangdong, Dharshini Ganeshapillai, Atul Purohit, Michael John Reed, Barry Victor Lloyd Potter
-
Publication number: 20100292285Abstract: A pharmaceutical composition of fungicide including at least a compound represented by Formula (I). The pharmaceutical composition of fungicide can further include an emulsifier, a cosolvent, a stabilizer, and a solvent. The fungicide can prevent and treat powdery mildew, downy mildew, gray mold, brown spot, scab of vegetables and fruits, southern leaf blight of corn, rice false smut, citrus stem-end rot, and rape sclerotinia rot, with high efficiency, low toxicity, and relative environmental friendliness. A method of preparing the fungicide and a method of using thereof are also provided.Type: ApplicationFiled: July 27, 2010Publication date: November 18, 2010Inventors: Guangfu YANG, Peiliang ZHAO, Wei HUANG, Zuming LIU, Hualong WU
-
Publication number: 20100098634Abstract: Provided herein are compounds and compositions which comprise the formulae as disclosed herein, wherein the compound is an amyloid binding compound. An amyloid binding compound according to the invention may be administered to a patient in amounts suitable for in vivo imaging of amyloid deposits, and distinguish between neurological tissue with amyloid deposits and normal neurological tissue. Amyloid probes of the invention may be used to detect and quantitate amyloid deposits in diseases including, for example, Down's syndrome, familial Alzheimer's Disease. In another embodiment, the compounds may be used in the treatment or prophylaxis of neurodegenerative disorders. Also provided herein are methods of allowing the compound to distribute into the brain tissue, and imaging the brain tissue, wherein an increase in binding of the compound to the brain tissue compared to a normal control level of binding indicates that the mammal is suffering from or is at risk of developing a neurodegenerative disease.Type: ApplicationFiled: July 24, 2009Publication date: April 22, 2010Inventors: Hartmuth C. Kolb, Joseph C. Walsh, Wei Zhang, Umesh B. Gangadharmath, Dhanalakshmi Kasi, Kai Chen, Anjana Sinha, Eric Wang, Gang Chen, Peter J.H. Scott, Henry Clifton Padgett, Qianwa Liang, Zhiyong Gao, Tieming Zhao, Chunfang Xia
-
Publication number: 20090239917Abstract: Compounds of formula (I): wherein: R1 represents a (C3-C8)cycloalkyl group, R2 represents a group of formula (II) as defined in the description, X represents an oxygen atom or an N—OR? group wherein R? represents a hydrogen atom, a linear or branched (C1-C6)alkyl group, an aryl group or an aryl-(C1-C6)alkyl group in which the alkyl moiety may be linear or branched. Medicinal products containing the same which are useful as hypoglycaemic and hypolipaemic agents.Type: ApplicationFiled: March 5, 2007Publication date: September 24, 2009Applicant: Les Laboratoires ServierInventors: Aurelie Hurtevent, Jean-Martial L'Helgoual'ch, Pascal Carato, Nicolas Lebegue, Veronique Leclerc, Morgan Le Naour, Pascal Berthelot, Catherine Dacquet, Alain Ktorza, Daniel-Henri Caignard
-
Publication number: 20090149623Abstract: A nitrogen-containing aromatic compound is represented by Formula (1). A polymer is obtained by polymerizing the compound. wherein X is an atom or a group selected from halogen atoms other than fluorine and —OSO2Rb (wherein Rb is an alkyl group, a fluorine-substituted alkyl group or an aryl group); Y is at least one structure selected from the group consisting of —CO—, —SO2—, —SO—, —CONH—, —COO—, —(CF2)l— (wherein l is an integer of 1 to 10) and —C(CF3)2—; Z is at least one structure selected from the group consisting of a direct bond, —O— and —S—; R20 is a nitrogen-containing heterocyclic group; q is an integer of 1 to 5; and p is an integer of 0 to 4.Type: ApplicationFiled: June 30, 2006Publication date: June 11, 2009Applicant: JSR CorporationInventors: Makoto Higami, Igor Rozhanskii, Yoshitaka Yamakawa
-
Publication number: 20080319032Abstract: This invention relates generally to tetrahydrobenzothiazole analogues and tetrahydrobenzooxyzole analogues, to pharmaceutical compositions which include these compounds and a pharmaceutically acceptable carrier, and to methods of treatment using these compounds. The invention also encompasses pharmaceutically acceptable esters, amides, and salts of such compounds. The invention further provides a method of reducing or delaying apoptosis in a population of cells, comprising contacting the population of cells with a tetrahydrobenzothiazole analogue or a tetrahydrobenzooxyzole analogue, thereby reducing or delaying apoptosis in the population of cells.Type: ApplicationFiled: November 13, 2007Publication date: December 25, 2008Inventors: Nigel H Greig, Mark Mattson, Xiaoxiang Zhu, Qian-Sheng Yu, Harold Wayne Holloway
-
Publication number: 20080293684Abstract: The present invention is directed to compounds which are potentiators of metabotropic glutamate receptors, including the mGluR2 receptor, and which are useful in the treatment or prevention of neurological and psychiatric disorders associated with glutamate dysfunction and diseases in which metabotropic glutamate receptors are involved. The invention is also directed to pharmaceutical compositions comprising these compounds and the use of these compounds and compositions in the prevention or treatment of such diseases in which metabotropic glutamate receptors are involved.Type: ApplicationFiled: July 26, 2005Publication date: November 27, 2008Inventors: Anthony B Pinkerton, Jean-Michel Vernier, Rowena V. Cube, John H. Hutchinson, Dehua Huang, Celine Bonnefous, Steven P. Govak, Theodore Kamenecka
-
Patent number: 7230020Abstract: A compound having Formula I R1—Z—R2Formula I wherein R1 is an optionally substituted phenyl ring; R2 is or comprises an optionally substituted aromatic ring; and Z is —X—Y—L— or —Y—X—L— wherein either X is selected from —S(?O)(?O)— and —C(?O)—; and Y is —NR3—; or X is selected from —S(?O)(?O)— and —S—, and Y is —C(R4)(R5)—; L is an optional linker; and R3, R4 and R5 are each independently selected from H and hydrocarbyl; and wherein when R2 comprises the following structural moiety wherein Q is an atom selected from the group consisting of S, O, N and C; the compound is selected from compounds of the formulae R1—C(?O)—NR3—L—R2; R1—S(?O)(?O)—C(R4)(R5)—L—R2; R1—S—C(R4)(R5)—L—R2; R1—NR3—S(?O)(?O)—L—R2; R1—NR3—C(?O)—L—R2; R1—C(R4)(R5)—S(?O)(?O)—L—R2; and R1—C(R4)(R5)—S—L—R2.Type: GrantFiled: October 22, 2004Date of Patent: June 12, 2007Assignee: Sterix LimitedInventors: Nigel Vicker, Su Xiangdong, Dharshini Ganeshapillai, Atul Purohit, Michael John Reed, Barry Victor Lloyd Potter
-
Patent number: 6995262Abstract: The invention relates to a novel polymethine dyes containing at least one acylsulfonamido group of the formula (I) in which n, Y, A and R have the meaning given in the claims, and at least one compound of the formulae (a) to (n) given in the claims. The polymethine dyes according to the invention are suitable for use as dyes and/or labels, in particular for staining or labeling biomolecules.Type: GrantFiled: July 24, 2000Date of Patent: February 7, 2006Assignee: Bayer CropScience AGInventors: Geert Deroover, Michael Missfeldt, Lydia Simon
-
Patent number: 6939967Abstract: Process for production of non-proteinogenic L-amino acids by direct fermentation of a microorganism strain known per se having a deregulated cysteine metabolism in a manner known per se, which comprises adding, during the fermentation, a nucleophilic compound to the fermentation batch in a manner such that this leads to the production of non-proteinogenic L-amino acids by the microorganism strain.Type: GrantFiled: April 28, 2004Date of Patent: September 6, 2005Assignee: Consortium für elektrochemische Industrie GmbHInventor: Thomas Maier
-
Patent number: 6777418Abstract: The current invention provide novel retinoid compounds and methods for their synthesis, methods of treating or preventing emphysema, cancer and dermatological disorders and pharmaceutical compositions suitable for the treatment or prevention of emphysema, cancer and dermatological disorders.Type: GrantFiled: October 1, 2001Date of Patent: August 17, 2004Assignee: Syntex (U.S.A.) LLCInventors: Jean-Marc Lapierre, David Mark Rotstein, Eric Brian Sjogren
-
Patent number: 6696456Abstract: Disclosed are compounds which are inhibitors of metalloproteases and which are effective in treating conditions characterized by excess activity of these enzymes. In particular, the compounds have a structure according to the following Formula (I): where R1, R2, R3, R4, R5, R6, G and Z have the meanings described in the specification. This invention also includes optical isomers, diastereomers and enantiomers of Formula I, and pharmaceutically-acceptable salts, biohydrolyzable amides, esters, and imides thereof. Also described are pharmaceutical compositions comprising these compounds, and methods of treating metalloprotease-related maladies using the compounds or the pharmaceutical compositions.Type: GrantFiled: October 13, 2000Date of Patent: February 24, 2004Assignee: The Procter & Gamble CompanyInventors: Stanislaw Pikul, Norman Eugene Ohler, Kelly Michelle Solinsky, Neil Gregory Almstead, Biswanath De, Michael George Natchus
-
Patent number: 6586463Abstract: Compounds having the general structure: which are useful for the treatment of a variety of diseases and conditions, such as bone disorders.Type: GrantFiled: September 4, 2001Date of Patent: July 1, 2003Assignee: The Procter & Gamble CompanyInventors: Mitchell Anthony deLong, David Lindsey Soper, John August Wos, Biswanath De
-
Publication number: 20030105088Abstract: This invention relates to new compounds, pharmaceutical compositions and diagnostic kits comprising such compounds, and methods of using such compounds for inhibiting NAALADase enzyme activity, detecting diseases where NAALADase levels are altered, effecting neuronal activity, effecting TGF-&bgr; activity, inhibiting angiogenesis, and treating glutamate abnormalities, diabetic neuropathy, pain, compulsive disorders, prostate diseases, cancers and glaucoma.Type: ApplicationFiled: January 17, 2002Publication date: June 5, 2003Applicant: GUILFORD PHARMACEUTICALS INC.Inventors: Takashi Tsukamoto, Pavel Majer, Doris Stoermer, Barbara S. Slusher
-
Publication number: 20030055263Abstract: The present application relates to the use of the carboxylic acid derivatives of general formulaType: ApplicationFiled: July 10, 2002Publication date: March 20, 2003Applicant: Boehringer Ingelheim Pharma KGInventors: Henning Priepke, Iris Kauffmann-Hefner, Norbert Hauel, Klaus Damm, Andreas Schnapp
-
Publication number: 20030018199Abstract: A process is provided for preparing chiral diol sulfones of the structure 1Type: ApplicationFiled: May 30, 2002Publication date: January 23, 2003Inventors: Paul R. Brodfuehrer, Thomas R. Sattelberg, Joydeep Kant, Xinhua Qian
-
Patent number: 6362138Abstract: This invention relates to compounds which are suitable as ash-free antiwear additives and antioxidants, to lubricant compositions comprising said compounds as well as to their use. are particularly preferred. In the preferred compounds I′, R2 is isooctyloxycarbonylmethyl, R3 is isooctyloxycarbonylmethylthiomethyl and R4 is hydrogen; or R2 is tert-nonyl and R3 is tert-nonylthiomethyl and R4 is hydrogen; or R2 is isooctyloxycarbonylmethyl, R3 is hydrogen and R4 is isooctyloxycarbonylmethylthiomethyl; or R2 is tert-nonyl, R3 is hydrogen and R4 I is tert-nonylthiomethyl.Type: GrantFiled: September 15, 2000Date of Patent: March 26, 2002Assignee: Ciba Specialty Chemicals CorporationInventors: Hugo Camenzind, Samuel Evans, Alfred Dratva, Peter Hänggi
-
Publication number: 20010044454Abstract: A thrombin receptor antagonist having the formula 1Type: ApplicationFiled: January 30, 2001Publication date: November 22, 2001Inventors: Philippe G. Nantermet, James C. Barrow, Harold G. Selnick
-
Patent number: 6319925Abstract: Oxime ethers of formula (I) in which a) X is an N atom and Y is an oxygen atom or NH, or b) X is CH and Y is an oxygen atom, in which furthermore R1 is C1-C4alkyl; R2 is hydrogen, C1-C4alkyl or cyclopropyl; and in which R3 and R4 are as defined herein, are fungicidal, acaricidal and insecticidal active ingredients for agriculture. They can be employed as formulated crop protection compositions.Type: GrantFiled: December 22, 1997Date of Patent: November 20, 2001Assignee: Bayer AktiengesellschaftInventor: Hugo Ziegler
-
Patent number: 6313289Abstract: Crystalline 2-(amninothiazol-4-yl)-2-(tert.butoxycarbonylmethoxyimino)acetic acid-S-mercapto-benzo-thiazolylester in form of an N,N-dimethylacetamide solvate; a crystalline salt of a 7-[2-(aminothiazol-4-yl)-2-(carboxymethoxyimino)acetamido]-3-vinyl-3-cephem-4-carboxylic acid with an amine of formula N(R1)(R2)(R3), wherein R1, R2, and R3 have various meanings, a crystalline sulphuric acid addition salt of a 7-[2-(2-aminothiazol-4-yl)-2-carboxymethoxyimino)acetamido]-3-vinyl-3-cephem-4-carboxylic acid; and the use of these salts in the production of cefixime, e.g. in form of a trihydrate.Type: GrantFiled: August 4, 1999Date of Patent: November 6, 2001Assignee: Biochemie Gesellschaft m.b.H.Inventors: Johannes Ludescher, Ludwig Miller, Hubert Sturm, Werner Veit, Martin Decristoforo, Siegfried Wolf
-
Patent number: 6255480Abstract: Aminothiazole derivatives having the carboxyl activated by means of thioesters, said derivatives being condensable with &bgr;-lactam nuclei to yield &bgr;-lactam antibioticsType: GrantFiled: June 24, 1999Date of Patent: July 3, 2001Assignee: Ortho-McNeil Pharmaceutical, Inc.Inventors: Maurizio Zenoni, Mario Leone, Maurizio Serra, Mauro Filippi
-
Patent number: 6204380Abstract: Carboxylic acid ester derivatives of formula (1): wherein R is C1-C6 alkyl, R2 and R3 are independently hydrogen or C1-C3 alkyl, and Q is optionally substituted phenyl, can be easily converted by ring closing into pyridazin-3-one derivatives of formula (7): The carboxylic acids of formula (1) can be produced by reacting hydrazone compounds of formula (5): wherein R3 and Q are as defined above, with malonic acid monoester derivatives of formula (6): wherein R and R2 are as defined above, in the presence of a base.Type: GrantFiled: April 21, 1999Date of Patent: March 20, 2001Assignee: Sumitomo Chemical Company, LimitedInventor: Takashi Furukawa
-
Patent number: 6150307Abstract: This invention relates to compounds which are suitable as ash-free antiwear additives and antioxidants, to lubricant compositions comprising said compounds as well as to their use. Compounds of formulae ##STR1## are particularly preferred. In the preferred compounds I',R.sub.2 is isooctyloxycarbonylmethyl, R.sub.3 is isooctyloxycarbonylmethylthiomethyl and R.sub.4 is hydrogen; orR.sub.2 is tert-nonyl and R.sub.3 is tert-nonylthiomethyl and R.sub.4 is hydrogen; orR.sub.2 is isooctyloxycarbonylmethyl, R.sub.3 is hydrogen and R.sub.4 is isooctyloxycarbonylmethylthiomethyl; orR.sub.2 is tert-nonyl, R.sub.3 is hydrogen and R.sub.4 I is tert-nonylthiomethyl.In the preferred compounds II',R.sub.2 and R.sub.2 ' are isooctyloxycarbonylmethyl, R.sub.3 and R.sub.3 ' are isooctyloxycarbonylmethylthiomethyl and R.sub.4 and R.sub.4 ' are hydrogen; orR.sub.2 and R.sub.2 ' are tert-nonyl, R.sub.3 and R.sub.3 ' are tert-nonylthiomethyl and R.sub.4 and R.sub.4 ' are hydrogen; orR.sub.2 and R.sub.Type: GrantFiled: August 3, 1998Date of Patent: November 21, 2000Assignee: Ciba Specialty Chemicals CorporationInventors: Hugo Camenzind, Samuel Evans, Alfred Dratva, Peter Hanggi
-
Patent number: 6100406Abstract: Suitable lubricant additives are the compounds of formulae wherein the substituents and groups have the following preferred meanings:R.sub.1 =H; R.sub.2 =methyl or tert-butyl; R.sub.3 =tert-butyl;s=0, 1 or 2;R.sub.4 =--A--[(C.sub.6 H.sub.2)(methyl or tert-butyl)(OH)(tert-butyl)];A=--CH.sub.2 CH.sub.2 O--(C.dbd.O)--CH.sub.2 CH.sub.2 -- or --CH.sub.2 CH(CH.sub.3)--O--(C.dbd.O)--CH.sub.2 CH.sub.2.Type: GrantFiled: July 28, 1998Date of Patent: August 8, 2000Assignee: Ciba Specialty Chemicals CorporationInventors: Hugo Camenzind, Alfred Dratva, Peter Hanggi
-
Patent number: 6020339Abstract: The invention encompasses the novel compound of Formula I useful in the treatment of diseases, including asthma, by raising the level of cyclic adenosine-3',5'-monophosphate (cAMP) through the inhibition of phosphodiesterase IV (PDE IV). ##STR1## The invention also encompasses certain pharmaceutical compositions and methods for treatment of diseases by inhibition of PDE IV, resulting in an elevation of cAMP, comprising the use of compounds of Formula I.Type: GrantFiled: September 28, 1998Date of Patent: February 1, 2000Assignee: Merck & Co., Inc.Inventors: Helene Perrier, Yongxin Han, Christopher Bayly, Dwight Mac Donald, Andre Giroux, Robert N. Young
-
Patent number: 5980779Abstract: A process for producing a liquid crystalline compound represented by the following general formula (A): ##STR1##Type: GrantFiled: April 3, 1998Date of Patent: November 9, 1999Assignee: Dai Nippon Printing Co., Ltd.Inventors: Junichi Hanna, Masahiro Funahashi, Masanori Akada, Masayuki Ando, Yozo Kosaka
-
Patent number: 5942535Abstract: The present invention relates to heterocyclic compounds of the formula ##STR1## in which R.sup.1 -R.sup.7, B, a and X have the meanings recited in the specification. These compounds are usable in the treatment of diseases of the rheumatoid group and for the prevention of allergically induced diseases.Type: GrantFiled: March 28, 1997Date of Patent: August 24, 1999Assignee: Merckle GmbHInventors: Stefan Laufer, Hans Gunther Striegel, Gerd Dannhardt
-
Patent number: 5777162Abstract: Described herein are compounds of Formula (XX) and Formula (XXIV), shown below, and processes of making same. ##STR1## wherein p is 0 ##STR2## wherein p is 1, and Y is chlorine or bromine.Type: GrantFiled: November 12, 1996Date of Patent: July 7, 1998Assignee: Zeneca LimitedInventors: Ian Richard Matthews, Christopher Richard Ayles Godfrey, John Martin Clough
-
Patent number: 5700819Abstract: Unique benzothiazole derivatives which exert superior aldose redactase inhibiting actions are unexpectedly and advantageously useful in the prophylactic and therapeutic treatment of diabetic complications. A benzothiazole derivative compound of the formula (1): ##STR1## wherein X is halogen, R.sup.1 and R.sup.2, which are the same or different, are each independently hydrogen or halogen, A is a methylene group or a sulfur atom, and --B--COOR.sup.3 is a group as defined in the specification; or a pharmaceutically acceptable salt and a pharmaceutical composition comprising the same which is a useful prophylactic or therapeutic agent for the treatment of diabetic complications.Type: GrantFiled: November 22, 1995Date of Patent: December 23, 1997Assignee: Grelan Pharmaceutical Co., Ltd.Inventors: Tomoji Aotsuka, Naoki Abe, Naoki Ashizawa
-
Patent number: 5674811Abstract: A cyanoketone derivatives of the following formula (1) ##STR1## which are characterized by excellent herbicidal activity and effectiveness against a variety of broad leafed weeds, including barnyard grass, green foxtail, velvet leaf, livid amaranth and hairy beggar ticks.Type: GrantFiled: October 6, 1994Date of Patent: October 7, 1997Assignee: Tokuyama CorporationInventors: Toshio Kitajima, Tadashi Kobutani, Shozo Kato, Masao Yamaguchi, Masahiko Ishizaki, deceased