The Chalcogen, X, Is In A -c(=x)- Group Patents (Class 558/198)
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Patent number: 9512153Abstract: The invention relates to prodrugs of vitamin K2, in particular prodrugs of MK-7 in which the diketone is converted to a monosubstituted or disubstituted ester type derivative. These compounds are shown to give MK-7 in plasma.Type: GrantFiled: March 4, 2013Date of Patent: December 6, 2016Assignee: KAPPA BIOSCIENCE ASInventors: Mona Moller, Marcel Sandberg, Inger Reidun Aukrust
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Publication number: 20150087621Abstract: Embodiments are directed to JAK kinase inhibiting prodrug compounds of Formula Ib, containing a promoiety that results in alcohol derivative of the parent compound upon removal and methods of using an effective amount of said prodrug compounds in the treatment of a JAK-mediated disease or disorder in a subject. Preferred promoieties include phosphate, phosphonate, phosphate salt, sulfate, or sulfate salt.Type: ApplicationFiled: March 26, 2013Publication date: March 26, 2015Inventors: Federica Pericle, Jeremy A. Ross
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Publication number: 20150031651Abstract: The invention relates to prodrugs of vitamin K2, in particular prodrugs of MK-7 in which the diketone is converted to a monosubstituted or disubstituted ester type derivative. These compounds are shown to give MK-7 in plasma.Type: ApplicationFiled: March 4, 2013Publication date: January 29, 2015Inventors: Mona Moller, Marcel Sandberg, Inger Reidun Aukrust
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Publication number: 20130338390Abstract: A compound having the structure: wherein bond ? is present or absent, wherein when bond ? is absent, then R1 is ?O or S(CH2)1-3-phenyl and when bond ? is present, then R1 is H, wherein the phenyl is substituted or unsubstituted; R2, R3, R4, R5, R6, R7, R8, R9 and R10 are independently H or OR11 wherein each occurrence of R11 is independently H, methyl, substituted or unsubstituted alkyl, substituted or unsubstituted aryl, phosphate, sulfate, sulfonic ester, or ester; when ? is absent and R1 is ?O, then R10 is other than OH; and when ? is absent and R1 is S(CH2)1-3-phenyl, then R10 is other than OCH3, or a salt thereof.Type: ApplicationFiled: July 21, 2011Publication date: December 19, 2013Applicant: The Trustees of Columbia University in the City of New YorkInventor: Scott Alan Snyder
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Publication number: 20120316139Abstract: Compounds of the general formula are disclosed with activity towards treating diseases related to inflammation, such as cancer, neurodegenerative and cardiovascular diseases. Pharmaceutical compositions and methods of use are also disclosed.Type: ApplicationFiled: July 27, 2012Publication date: December 13, 2012Inventor: Basil RIGAS
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Publication number: 20120214895Abstract: The invention relates to novel specially substituted urethane acrylates based on tris(p-isocyanatophenyl)thiophosphate having a high refractive index and reduced double bond density, and to a method for the production and use thereof.Type: ApplicationFiled: November 2, 2010Publication date: August 23, 2012Applicant: Bayer Intellectual Property GmbHInventors: Thomas Rölle, Friedrich-Karl Bruder, Thomas Fäcke, Marc-Stephan Weiser, Dennis Hönel
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Patent number: 8236820Abstract: Compounds of the general formula are disclosed with activity towards treating diseases related to inflammation, such as cancer, neurodegenerative and cardiovascular diseases. Pharmaceutical compositions and methods of use are also described.Type: GrantFiled: August 11, 2008Date of Patent: August 7, 2012Inventor: Basil Rigas
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Publication number: 20110008634Abstract: A rust inhibitor usable for metal surface coating includes, as an effective component, a compound containing a chelate group, and a long chain alkyl group and/or a cyclic alkyl group, which are bonded by an ester bond or other bonds.Type: ApplicationFiled: July 2, 2009Publication date: January 13, 2011Applicants: AUTONETWORKS TECHNOLOGIES, LTD., SUMITOMO WIRING SYSTEMS, LTD., SUMITOMO ELECTRIC INDUSTRIES, LTD., KYUSHU UNIVERSITYInventors: Tatsuya Hase, Makoto Mizoguchi
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Publication number: 20090137393Abstract: The invention relates to novel 2,4,6-trialkylphenyl-substituted cyclopentane-1,3-diones of the formula (I) in which X, Y, A, B, Q1, Q2 and G have the meanings given above, to a plurality of processes and intermediates for their preparation and to their use as pesticides and/or herbicides, and also to selective herbicidal compositions comprising, firstly, the 2,4,6-trialkylphenyl-substituted cyclopentane-1,3-diones of the formula (I) and, secondly, at least one crop plant compatibility-improving compound.Type: ApplicationFiled: January 3, 2007Publication date: May 28, 2009Applicant: Bayer CropScience AGInventors: Reiner Fischer, Stefan Lehr, Dieter Feucht, Ulrich Gorgens, Olga Malsam, Alfred Angermann, Guido Bojack, Alan Graff, Christian Arnold, Thomas Auler, Martin Jeffrey Hills, Hein Kehne, Christopher Hugh Rosinger, Jan Dittgen
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Publication number: 20090099137Abstract: Compounds of the general formula are disclosed with activity towards treating diseases related to inflammation, such as cancer, neurodegenerative and cardiovascular diseases. Pharmaceutical compositions and methods of use are also described.Type: ApplicationFiled: August 11, 2008Publication date: April 16, 2009Inventor: Basil Rigas
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Patent number: 7112692Abstract: A method for making ?-ketophosphonates by reacting a trialkyl phosphonocarboxylate (such as triethyl phosphonoacetate) with an acyl halide (such as acetyl chloride) in a reaction involving ester formation, followed by decarboxylation, followed by purification. The reaction is run in a single solvent, which is not removed from the reaction mixture until the purification stage. Suitable solvents for this purpose include halogenated aromatic hydrocarbons (such as mono-chlorobenzene).Type: GrantFiled: August 23, 2002Date of Patent: September 26, 2006Assignee: Rhodia Consumer Specialties, LimitedInventors: Christopher John Harris, Alan Craig Smith, Julie Ann Salter
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Publication number: 20040267040Abstract: A method for making &bgr;-ketophosphonates by reacting a trialkyl phosphonocarboxylate (such as triethyl phosphonoacetate) with an acyl halide (such as acetyl chloride) in a reaction involving ester formation, followed by decarboxylation, followed by purification. The reaction is run in a single solvent, which is not removed from the reaction mixture until the purification stage. Suitable solvents for this purpose include halogenated aromatic hydrocarbons (such as mono-chlorobenzene).Type: ApplicationFiled: March 5, 2004Publication date: December 30, 2004Applicant: RHODIA CONSUMER SPECIALITIES LIMITEDInventors: Christopher John Harris, Alan Craig Smith, Julie Ann Salter
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Publication number: 20040237837Abstract: A lightfast additive and an ink composition including the same include a benzophenone moiety for lightfastness and a moiety for wettability and the ability to stabilize a colorant, wherein the two moieties are covalently bonded. The lightfast additive may exhibit effective ultraviolet (UV) light absorption capacity, effective wettability, and an ability to stabilize a colorant. The ink composition utilizing the light fast additive thus has an improved lightfastness and long-term storage stability.Type: ApplicationFiled: May 24, 2004Publication date: December 2, 2004Applicant: Samsung Electronics Co., Ltd.Inventors: Kyung-hoon Lee, Seung-min Ryu, Yeon-kyoung Jung
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Publication number: 20040237836Abstract: A benzophenone compound, and an ink composition that includes the benzophenone compound can absorb UV light, and thus improve lightfastness of images produced with the ink composition containing the compound. Due to the function of the benzophenone compound as a lightfast dispersant, the dispersibility and the lightfastness of an ink composition are improved with the benzophenone compound, without requiring an additional lightfastness enhancer.Type: ApplicationFiled: May 24, 2004Publication date: December 2, 2004Applicant: Samsung Electronics Co., Ltd.Inventors: Kyung-hoon Lee, Seung-min Ryu, Yeon-kyoung Jung
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Patent number: 6486142Abstract: The invention encompasses the novel class of compounds represented by formula I, which are inhibitors of the PTP-1B enzyme. The invention also encompasses pharmaceutical compositions and methods of treating or preventing PTP-1B mediated diseases, including diabetes, obesity, and conditions related to diabetes.Type: GrantFiled: December 21, 2000Date of Patent: November 26, 2002Assignee: Merck Frosst Canada & Co.Inventors: Yves Leblanc, Claude Dufresne, Jacques Yves Gauthier, Cheuk Kun Lau, Chun Sing Li, Patrick Roy, Michel Therien, John Scheigetz, Zhaoyin Wang
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Patent number: 6458868Abstract: An organic phosphate compound having at least one radically polymerizable double bond, at least one phosphate residue having one or two hydroxyl groups, and at least one hydrocarbon group having 4 or more carbon atoms in a molecule, wherein a 10% by weight methanol solution of the organic phosphate compound has an electric conductivity at 25° C. of 0.5 mS/cm or less, and/or the organic phosphate compound has a light transmittance at 455 nm of 90% or more; a process for preparing the organic phosphate compound; a dental polymerizable composition comprising (a) the organic phosphate compound and (b) a polymerizable monomer capable of copolymerizing with the organic phosphate compound.Type: GrantFiled: November 30, 2000Date of Patent: October 1, 2002Assignee: Kuraray Co., Ltd.Inventors: Koichi Okada, Junichi Ohtsuki, Koji Takahashi, Yasuji Minami, Eiichi Terakawa, Miho Harada
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Patent number: 6121222Abstract: A novel class of anionic surfactants with improved surfact active properties is comprised of two hydrophilic and two hydrophobic groups represented by the formula: ##STR1## The surfactants exhibit unusually low critical micelle concentration (cmc) and pC-20 values in aqueous media.Type: GrantFiled: December 27, 1996Date of Patent: September 19, 2000Assignee: Rhodia Inc.Inventors: Ruoxin Li, David James Tracy, Jiang Yang, Manilal S. Dahanayake
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Patent number: 6017541Abstract: Methods are described for the rapid synthesis in satisfactory yield of methyl ecgonine phenylphosphonates as analogues of transition states for the hydrolysis of the benzoyl ester of an ecgonine derivative, namely cocaine, and their linking to carrier proteins, for the purpose of using them as immunogens. The resulting immunogens elicit the formation in experimental animals of antibodies able to promote the hydrolysis of cocaine. Both these catalytic anti-cocaine antibodies and the immunogens themselves are potentially useful for the treatment of individuals seeking to avoid the pharmacological effects of cocaine and in diagnostic applications.Type: GrantFiled: August 5, 1997Date of Patent: January 25, 2000Inventors: Brian H. Barber, Neal den Hollander, Jiri J. Krepinsky, M. Younus Meah
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Patent number: 5952519Abstract: The present invention describes novel C-15 allenic phosphonate reagent compositions of the formula: ##STR1## The invention also describes novel C-15 allylic phosphonate reagent compositions of the formula: ##STR2## The invention also describes methods of preparing canthaxanthin, the phosphonate reagent compositions, and a tertiary propargylic alcohol of the formula: ##STR3##Type: GrantFiled: December 28, 1998Date of Patent: September 14, 1999Assignee: Loyola University of ChicagoInventor: James H. Babler
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Patent number: 5880309Abstract: A dialkyl dialkoxycarbonylphenylphosphonate which is useful as a resin modifier, a process for producing the same in high yield at a low cost, and a process for producing a dicarboxyphenylphosphonic acid in high yield at a low cost are described.The process for producing a dialkyl dialkoxycarbonylphenylphosphonate comprises heating and reacting a dialkoxycarbonylphenyl halide with a trialkyl phosphate in the presence of a catalyst comprising an element of group VIII of the periodic table (such as an alumina supported palladium catalyst) and hydrolyzing the obtained dialkyl dialkoxycarbonylphenylphosphonate in the presence of an acid or base to produce a dicarboxyphenylphosphonic acid.Type: GrantFiled: January 15, 1998Date of Patent: March 9, 1999Assignee: Nissan Chemical Industries, Ltd.Inventors: Hideo Suzuki, Masafumi Nomura, Kenichi Tokunaga, Isao Hashiba
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Patent number: 5730985Abstract: Methods are described for the rapid synthesis in satisfactory yield of methyl ecgonine phenylphosphonates as analogues of transition states for the hydrolysis of the benzoyl ester of an ecgonine derivative, namely cocaine, and their linking to carrier proteins, for the purpose of using them as immunogens. The resulting immunogens elicit the formation in experimental animals of antibodies able to promote the hydrolysis of cocaine. Both these catalytic anti-cocaine antibodies and the immunogens themselves are potentially useful for the treatment of individuals seeking to avoid the pharmacological effects of cocaine and in diagnostic applications.Type: GrantFiled: June 13, 1994Date of Patent: March 24, 1998Assignee: Governing Council of the University of TorontoInventors: Brian H. Barber, Neal den Hollander, Jiri J. Krepinsky, M. Younus Meah
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Patent number: 5719182Abstract: Novel indane and indene derivatives are described which are endothelin receptor antagonists.Type: GrantFiled: May 16, 1995Date of Patent: February 17, 1998Assignee: SmithKline Beecham CorporationInventors: Russell Donovan Cousins, John Duncan Elliott, Maria Amparo Lago, Jack Dale Leber, Catherine Elizabeth Peishoff
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Patent number: 5658897Abstract: The present invention relates to cyclopentane (or cyclopentane) heptanoic or cyclopentane (or cyclopentene) heptenoic acid, 2-hydrocarbyl phosphinyloxyalkyl or phosphonamidoalkyl, 1-esters, and derivatives thereof, useful as therapeutic agents. In particular, the therapeutic agents of this invention are useful as ocular hypotensives.Type: GrantFiled: April 8, 1996Date of Patent: August 19, 1997Assignee: AllerganInventor: Robert M. Burk
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Patent number: 5583247Abstract: Ethylenically unsaturated monomers are protected from premature polymerization during manufacture and storage by the incorporation therein of an effective stabilizing amount of a 7-substituted quinone methide compound.Type: GrantFiled: April 14, 1995Date of Patent: December 10, 1996Assignee: Ciba-Geigy CorporationInventors: Peter Nesvadba, Samuel Evans, Matthew E. Gande, Volker H. von Ahn, Roland A. E. Winter
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Patent number: 5573999Abstract: .beta.-Substituted cinnamic acid derivatives of the formula 1, ##STR1## where R.sup.1 is alkyl, chlorine or bromine, --X-- is --O--, --S--, ##STR2## m is 0 or 1, --Y is --OR.sup.4, --O--N.dbd.CR.sup.5 R.sup.6, --NR.sup.7 R.sup.8, --N(OR.sup.9)R.sup.10 or --SR.sup.11, where the above-mentioned substituents R.sup.2 to R.sup.11 are alkyl, and R.sup.2, and R.sup.3 and R.sup.5 to R.sup.11 can also be hydrogen,Z is halogen, nitro, cyano, alkyl, cycloalkyl, aralkyl, aryloxyalkyl, arylthioalkyl, hetarylalkyl, hetaryloxyalkyl, hetarylthioalkyl, alkenyl, aralkenyl, aryloxyalkenyl, arylthioalkenyl, hetarylalkenyl, hetaryloxyalkenyl, hetarylthioalkenyl, alkynyl, arylalkynyl, hetarylalkynyl, aryl, hetaryl, arylazo, acylamino, --OR.sup.12, --SR.sup.13, --SOR.sup.14, --SO.sub.2 R.sup.15, --COOR.sup.16, --CONR.sup.17 R.sup.18, --COR.sup.19, --CR.sup.20 .dbd.NR.sup.21, --N.dbd.CR.sup.22, R.sup.23, --CR.sup.24 .dbd.N--OR.sup.25, --CR.sup.25 R.sup.26 --O--, N.dbd.CR.sup.27 R.sup.28, --CH.sub.2 --OCOR.sup.39 or --NR.sup.37 R.Type: GrantFiled: May 15, 1995Date of Patent: November 12, 1996Assignee: BASF AktiengesellschaftInventors: Hubert Sauter, Herbert Bayer, Klaus Oberdorf, Horst Wingert, Wolfgang von Deyn, Wassilios Grammenos, Hartmann Koenig, Harald Rang, Franz Roehl, Gisela Lorenz, Eberhard Ammermann
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Patent number: 5563129Abstract: There are disclosed novel hydroquinone derivatives of the formula: ##STR1## The derivatives of the formula (I) have various pharmacological activities such as antioxidation in living bodies and are useful as medicaments.Type: GrantFiled: April 24, 1995Date of Patent: October 8, 1996Assignee: Takeda Chemical Industries, Ltd.Inventors: Hirotomo Masuya, Masayoshi Yamaoka
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Patent number: 5550276Abstract: Compounds of the general formula I ##STR1## in which n is 1, 2 or 3 and in which X is oxygen or sulfur, T has the meaning of --S--, --S--S--, --S--S--, --S--S--S--S--, --S--S--S--S--S--, ##STR2## and Y has the meaning of ##STR3## in which Z has the meaning of --H, --COR.sup.13, --COOR.sup.13 or --CONHR.sup.13, and Q has the meaning of oxygen or --NR.sup.0 --, and R.sup.1, R.sup.2, R.sup.0, R.sup.4 and R.sup.13 are as defined in claim 1, with the proviso that the compound of the formula C.sub.2 H.sub.5 --S--CH.sub.2 CH(OH)--P(OC.sub.2 H.sub.5).sub.2 is excepted.The invention also relates to compositions containing the compounds of the formula I and organic materials, for example functional liquids and, in particular, lubricants.Type: GrantFiled: June 7, 1995Date of Patent: August 27, 1996Assignee: Ciba-Geigy CorporationInventors: Hermann O. Wirth, Hans-Helmut Friedrich, Kay S. Groninger
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Patent number: 5527941Abstract: Disclosed is a composition which comprises a phosphatized alicyclic compound represented by the formula (I), (II), (III), (VII) or (IX) shown in the specification.The composition of the present invention is useful as an antigassing agent for a water-based coating composition containing metallic, for example, aluminum powder, or flake pigments for coating automobile bodies, etc., a flame retardant for various resins, and a water-based ink, and the like.Type: GrantFiled: July 5, 1994Date of Patent: June 18, 1996Assignee: Daicel Chemical Industries, Ltd.Inventors: Takaaki Fujiwa, Terumasa Daito, Takashi Yamamoto, Takashi Matsufuji
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Patent number: 5424474Abstract: The present invention relates to fluorinated carboxylic acid esters of phosphono- and phosphinocarboxylic acids containing hydroxyl and/or mercapto groups, their use as waterproofing and/or oil-repellency agents, and a method for their preparation.Type: GrantFiled: December 23, 1993Date of Patent: June 13, 1995Assignee: Bayer AGInventors: Klaus Pohmer, Rainer Weber, Hans-Dieter Block, Hans-Heinrich Moretto
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Patent number: 5414102Abstract: The present invention relates to fluorinated carboxylic acid esters of phosphonocarboxylic acids containing acrylate and/or methacrylate groups, their use as waterproofing or oil-repellency agents, and a method for their preparation.Type: GrantFiled: December 27, 1993Date of Patent: May 9, 1995Assignee: Bayer AktiengesellschaftInventors: Klaus Pohmer, Rainer Weber, Hans-Dieter Block, Hans-Heinrich Moretto
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Patent number: 5344952Abstract: A method for enzyme immunoassay for a ligand suspected to be present in a liquid sample includes signal amplification by use of at least two enzymes and a blocked modulator for one of the enzymes. Ligand present in the liquid binds to an antiligand and an enzyme-labeled tracer. The resulting bound fraction is separated and the enzyme in the tracer removes the blocking group from the blocked modulator. The modulator activates or inhibits a second enzyme which catalyzes the conversion of a substrate to a product. The presence or absence of the ligand in the liquid is indicated by a signal, such as a color change or a rate of color change, associated with the product. The invention includes a new class of enzyme inhibitors and blocked inhibitors and a kit of materials useful for performing the method of the invention.Type: GrantFiled: March 22, 1993Date of Patent: September 6, 1994Assignee: Becton, Dickinson and CompanyInventors: Patrick D. Mize, James P. O'Connell
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Patent number: 5278152Abstract: The compound of the formula I ##STR1## in which R is an aldehyde group or a group which can be converted into an aldehyde, R.sup.1 and R.sup.2 are alkyl, alkenyl, alkynyl, aralkyl, cycloalkyl, hydrogen, sodium, potassium, calcium, magnesium, aluminum, lithium, ammonium or triethylamnonium, orR.sup.1 and R.sup.2 together form a cyclic diester,R.sup.3 and R.sup.4 are alkyl, alkenyl, alkynyl, cycloalkyl, hydrogen, alkoxy or halogen, R.sup.5 and R.sup.8 are alkyl, alkenyl, alkynyl, aralkyl, cycloalkyl, alkoxy, phenyl, cyanide, hydroxyl or hydrogen, and X, Y or Z are oxygen or sulfur, or prodrug forms of the compound of the formula I can be used for the treatment of diseases caused by viruses.The preparation of these compounds and pharmaceutical preparations containing them and their use is described.Type: GrantFiled: February 18, 1993Date of Patent: January 11, 1994Assignee: Hoechst AktiengesellschaftInventors: Anuschirwan Peyman, Eugen Uhlmann, Irvin Winkler, Matthias Helsberg, Christoph Meichsner
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Patent number: 5276021Abstract: Compounds which are useful as inhibitors of cholesterol biosynthesis and thus as hypocholesterolemic agents are provided which have the structure ##STR1## wherein R is OH, or salts thereof or lower alkoxy;R.sup.x is H or alkyl;X is --CH.sub.2 --, --CH.sub.2 --CH.sub.2 --, --CH.dbd.CH--, --C.tbd.C--, --CH.sub.2 CH.sub.2 CH.sub.2 -- or --CH.sub.2 O-- (where O is linked to Z);Z is a hydrophobic anchor, such as ##STR2## wherein the dotted lines represent optional double bonds.Type: GrantFiled: December 19, 1991Date of Patent: January 4, 1994Assignee: E. R. Squibb & Sons, Inc.Inventors: Donald S. Karanewsky, Michael C. Badia, Scott A. Biller, Eric M. Gordon, Michael J. Sofia
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Patent number: 5242908Abstract: The use of a compound of the formula I ##STR1## in which V is an alkyl group, fluorine, chlorine, bromine, or iodine, n is an integer from 1 to 5, W is an alkyl, alkenyl, alkynyl or alkoxy group, cyanide, nitro, carboxyl, hydrogen or a cycloalkyl, aryl, aralkyl or carboalkoxy group, R.sup.1 and R.sup.2 are an alkyl, alkenyl, alkynyl, cycloalkyl or halogenoalkyl group, sodium, potassium, calcium, magnesium, aluminum, lithium, ammonium, triethylammonium or hydrogen, R.sup.1 and R.sup.2 together form a cyclic diester, R.sup.3 and R.sup.4 are an alkyl, alkenyl, alkynyl, carboalkoxy, cycloalkyl or alkoxy group, hydrogen, fluorine, chlorine, bromine or iodine and X, Y and Z are oxygen or sulfur, for the treatment of diseases caused by DNA viruses or RNA viruses is described.Type: GrantFiled: February 1, 1991Date of Patent: September 7, 1993Assignee: Hoechst AktiengesellschaftInventors: Anuschirwan Peyman, Eugen Uhlmann, Karlheinz Budt, Jochen Knolle, Irvin Winkler, Matthias Helsberg
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Patent number: 5228898Abstract: This invention relates to substituted bicycloheptadione derivatives with high herbicidal activity which are represented by general formula (I) ##STR1## (where R.sup.1 is a lower alkyl group, a phenyl group which may be substituted, an aralkyl group which may be substituted, or a heterocyclic group which may be substituted;R.sup.2 is, same or different, a halogen, an alkoxy group, an alkylthio group, an alkylsulfonyl group, an alkyl group, an alkoxyalkyl group, or an alkoxylcarbonyl group, and n is 0 to 4;R.sup.3 and R.sup.4 are, same or different, hydrogen or a lower alkyl group).Type: GrantFiled: February 3, 1992Date of Patent: July 20, 1993Assignee: Nippon Soda Co., Ltd.Inventors: Akiyoshi Ueda, Shigemi Suga, Hiroyuki Adachi, Toshio Aihara, Kazuyuki Tomida, Hideki Yamagishi, Hideo Hosaka
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Patent number: 5227291Abstract: Phosphoric acid derivatives represented by formula (I): ##STR1## wherein X is a halogen and R is --(CH.sub.2).sub.n CH.sub.3 (n=0 to 3), or salts thereof are stable to non-enzymatic hydrolysis and are capable of specifically reacting with acid phosphatase. Therefore, the activity of acid phosphatase in the sample can be determined extremely accurately by reacting said compound with a sample containing acid phosphatase and quantitatively determining the reaction product by colorimetry.Type: GrantFiled: September 10, 1991Date of Patent: July 13, 1993Assignee: Nitto Boseki Co., Ltd.Inventors: Katsumasa Kuroiwa, Katsuhiro Katayama, Toshihide Miura, Takeshi Nagasawa
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Patent number: 5221761Abstract: A melt transesterification process for the production of polycarbonates, wherein at least one bis(aryl)carbonate is reacted with at least one dihydric phenol in the melted state, in the presence of a transesterification catalyst comprising at least one heterocyclic borate salt of the formula:M.sup.+ B(R).sub.n (A).sup.-.sub.4-n (I)where M.sup.+ is an alkali metal, tetra-alkylammonium, tetra-arylammonium, tetra-alkylphosphonium and tetra-arylphosphonium ion; R is H, alkyl, aryl or aralkyl; n is an integer from 0-3; and A is an aromatic or aliphatic heterocyclic ring.Type: GrantFiled: April 29, 1992Date of Patent: June 22, 1993Assignees: Instituto Guido Donegani, Enichem America, Inc.Inventors: Kwan-Yue A. Jen, Terence Moran
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Patent number: 5169885Abstract: Phosphite compounds of the formula ##STR1## wherein R.sup.1 is an alkyl having 1 to 22 carbon atoms, and use thereof. The phosphite compounds of the present invention show stabilizing action on organic materials and are useful as antioxidants. A combined use of the compounds of the present invention with hindered phenol compounds, light stabilizers or thioalkanoate compounds further improves stabilizing effect.Type: GrantFiled: October 30, 1990Date of Patent: December 8, 1992Assignees: Yoshitomi Pharmaceutical Industries, Ltd., Mitsubishi Petrochemical Company, Ltd.Inventors: Naoki Hanayama, Kazuo Nakagawa, Nobuyuki Hayashi, Akiyoshi Onishi
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Patent number: 5164382Abstract: 6-Fluoroshikimic acid derivatives of the formula (I): ##STR1## wherein R.sup.1 is hydroxy or a moiety biotransformable thereto and R.sup.2 is hydrogen or --P(O)(OH).sub.2 have antibacterial, antifungal, and herbicidal activity. Their preparation and use are described as are pharmaceutical compositions containing them.Type: GrantFiled: April 17, 1990Date of Patent: November 17, 1992Assignee: Imperial Chemical Industries plcInventors: James K. Sutherland, William J. Watkins, George A. Snow, Gareth M. Davies
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Patent number: 5153347Abstract: Novel angiotensin II receptor antagonists of the formula ##STR1## wherein X, X.sub.1, X.sub.2, R.sub.1, R.sub.2, R.sub.3, R.sub.4 and R.sub.5 are as defined herein, are disclosed. These compounds are useful, for example, in the treatment of hypertension, congestive heart failure and cardiac hypertrophy.Type: GrantFiled: January 31, 1991Date of Patent: October 6, 1992Assignee: E. R. Squibb & Sons, Inc.Inventor: John E. Lloyd
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Patent number: 5130306Abstract: Novel HMG-CoA reductase inhibitors are useful as antihypercholesterolemic agents and are represented by structural formulae (I) or (II): ##STR1## wherein position 5 of the polyhydronaphthyl ring is singly or doubly bonded to oxygen or incorporated into a C.sub.3-7 carbocyclic ring.Type: GrantFiled: June 6, 1990Date of Patent: July 14, 1992Assignee: Merck & Co., Inc.Inventors: Mark E. Duggan, George D. Hartman
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Patent number: 5130451Abstract: A process is disclosed for the liquid phase oxidation of aryl phosphates having at least one oxidizable substituent on at least one aryl moiety, wherein the oxidizable substituent is oxidized to a carboxylic acid substituent. Staged addition of the oxidation catalyst provides for improved yields of oxidized product.Type: GrantFiled: March 28, 1991Date of Patent: July 14, 1992Assignee: Amoco CorporationInventors: Daniel B. Pourreau, John J. Bailey
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Patent number: 5104579Abstract: It has now been discovered that oligomers of C.sub.6 - C.sub.20 alpha-olefins, such as 1-decene, with branch ratios below 0.19 and high viscosity indices (HVI) can be functionalized to provide unique phosphite derivatives. Functionalized polyalpha-olefin lubricants compositions are prepared with superior properties by adding functionalized organophosphites to the olefinic bond of HVI-PAO. The invention encompasses a process for the preparation of lubricant range hydrocarbons containing phosphonate functional groups, comprising;reacting olefinic C.sub.20 + polyalpha-olefin oligomers having a branch ratio of less than 0.19 and phosphite ester in a mixture with peroxide catalyst at elevated temperature whereby phosphite ester adduct of said polyalpha-olefin is formed;separating said reaction mixture products and recovering said adduct.Type: GrantFiled: June 24, 1988Date of Patent: April 14, 1992Assignee: Mobil Oil CorporationInventors: Linda A. Benjamin, Derek A. Law, Andrew G. Horodysky
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Patent number: 5081274Abstract: Phosporic acid derivatives represented by formula (I): ##STR1## wherein X is a halogen and R is --(CH.sub.2).sub.n CH.sub.3 (n=0 to 3), or salts thereof are stable to non-enzymatic hydrolysis and are capable of specifically reacting with acid phosphatase. Therefore, the activity of acid phosphatase in the sample can be determined extremely accurately by reacting said compound with a sample containing acid phosphatase and quantitatively determining the reaction product by colorimetry.Type: GrantFiled: September 19, 1989Date of Patent: January 14, 1992Assignee: Nitto Boseki Co., Ltd.Inventors: Katsumasa Kuroiwa, Katsuhiro Katayama, Toshihide Miura, Takeshi Nagasawa
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Patent number: 5077424Abstract: Phosphite compounds represented by the formula ##STR1## wherein R.sup.1 stands for a tertiary hydrocarbyl group, R.sup.2 stands for an alkyl group, an aralkyl group which may be substituted, an aryl group or a cycloalkyl group and n stands for 0, 1 or 2.Such compounds possess stabilizing action against organic materials, particularly antioxidant action, and are useful as antioxidants for preventing deterioration by oxidation of organic materials.Type: GrantFiled: March 17, 1989Date of Patent: December 31, 1991Assignees: Yoshitomi Pharmaceutical Industries, Ltd., Mitsubishi Petrochemical Company, Ltd.Inventors: Naoki Hanayama, Kazuo Nakagawa, Akiyoshi Onishi
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Phosphite derived propylene based multifunctional lubricants and multifunctional lubricant additives
Patent number: 5071577Abstract: Novel phosphite derivatives of propylene based lube olefins are novel lubricating fluid media with internal synergistic multifunctional extreme pressure, antiwear and antioxidant properties. These compounds exhibit the same multifunctional characteristics when used in minor additive amounts in either mineral or synthetic lubricating oils as well as fuels.Type: GrantFiled: December 30, 1988Date of Patent: December 10, 1991Assignee: Mobil Oil CorporationInventors: Linda A. Benjamin, Andrew G. Horodysky, Derek A. Law, Nancy M. Page -
Patent number: 4971957Abstract: Novel carboxamide compounds represented by the general formula (I) possess excellent activities for lowering lipids and thus they are useful as agents for treating and preventing various diseases (hyperlipidemia) such as hypercholesterolemia, hypertriglyceridemia, hyperphospholipidemia, hyperlipacidemia, and the like.Type: GrantFiled: June 29, 1989Date of Patent: November 20, 1990Assignee: Otsuka Pharmaceutical Factory, Inc.Inventors: Kazuhiko Tsutsumi, Eiji Uesaka, Kayoko Shinomiya, Yoshihiko Tsuda, Yauso Shoji, Atsushi Shima
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Patent number: 4933475Abstract: Compounds having the formula ##STR1## R.sub.1 is hydrogen, benzyl or alkanoyl, X is C.sub.2-4 alkylene; andZ-W is alkyl, phenylalkyl or pyridylalkyl which can have an oxygen atom as part of the alkyl chain and their use as CNS agents, antidiarrheals and antiemetics. Processes for their preparation and intermediates therefor are described.Type: GrantFiled: February 28, 1989Date of Patent: June 12, 1990Assignee: Pfizer, Inc.Inventors: Michael R. Johnson, Lawrence S. Melvin, Jr.
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Patent number: 4921526Abstract: Substituted benzoyl-bicycloalkyl-1,1,3-diones and related compounds, intermediates therefor, synthesis thereof, and the use of said diones for the control of weeds.Type: GrantFiled: November 27, 1987Date of Patent: May 1, 1990Assignee: Sandoz Ltd.Inventors: Shy-Fuh Lee, Gary W. Luehr, Carol R. Scott, Werner Trueb
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Patent number: 4739079Abstract: Compounds having the formula ##STR1## wherein ##STR2## R.sub.1 is hydrogen, benzyl or alkanoyl, X is C.sub.2-4 alkylene; andZ-W is alkyl, phenylalkyl or pyridylalkyl which can have an oxygen atom as part of the alkyl chain and their use as CNS agents, antidiarrheals and antiemetics. Processes for their preparation and intermediates therefor are described.Type: GrantFiled: March 27, 1986Date of Patent: April 19, 1988Assignee: Pfizer Inc.Inventors: Michael R. Johnson, Lawrence S. Melvin, Jr.