Plural Carbons Bonded Directly To The Same Chalcogen Which Is Attached Indirectly To The Phosphorus By Acyclic Nonionic Bonding (e.g., Ethers, Etc.) Patents (Class 558/183)
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Publication number: 20140232041Abstract: An internal mold release agent (IMRA) which effectively releases a cured polyurethane (PU) material from a metal, in particular steel, mold. The IMRA is a surface active agent containing phosphorus or a combination (blend or reaction product) of the agent with other chemicals. In one embodiment the agent is a phosphate ester. In one embodiment the agent is polyoxyethylene alkyl phosphate ester. A polyurethane formulation comprising the IMRA has high formulation stability, clean release, low release strength, and high product transparency.Type: ApplicationFiled: February 19, 2013Publication date: August 21, 2014Applicants: Henkel Corporation, Henkel AG & Co. KGaAInventors: Qiwen Han, Andreas Ferencz, Olaf Lammerschop, Yongxia Wang
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Patent number: 8785629Abstract: Synthons for the synthesis of phosphonates prodrugs POM and POC, especially for direct Cross Metathesis.Type: GrantFiled: June 17, 2010Date of Patent: July 22, 2014Assignees: Centre National de la Recherche Scientifique, Universite d'OrleansInventors: Luigi A. Agrofoglio, Vincent Roy, Ugo Pradere
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Publication number: 20120142897Abstract: Synthons for the synthesis of phosphonates prodrugs POM and POC, especially for direct Cross Metathesis.Type: ApplicationFiled: June 17, 2010Publication date: June 7, 2012Applicants: UNIVERSITE D'ORLEANS, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUEInventors: Luigi A. Agrofoglio, Vincent Roy, Ugo Pradere
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Publication number: 20120135604Abstract: There are provided a processing liquid that is capable of suppressing pattern collapse of a fine metal structure, such as a semiconductor device and a micromachine, and a method for producing a fine metal structure using the same. The processing liquid for suppressing pattern collapse of a fine metal structure, contains a phosphate ester and/or a polyoxyalkylene ether phosphate ester, and the method for producing a fine metal structure, uses the same.Type: ApplicationFiled: July 21, 2010Publication date: May 31, 2012Applicant: MITSUBISHI GAS CHEMICAL COMPANY, INC.Inventors: Masaru Ohto, Hiroshi Matsunaga, Kenji Yamada
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Patent number: 8178004Abstract: A composition and method for forming a hydrophobic coating on a metallic substrate are disclosed. The composition comprises: (a) a perfluorinated acid, (b) a surfactant, (c) an organic solvent, and (d) water. The composition is applied to the metal surface, the organic solvent and water permitted to evaporate and coalesce to form a substantially continuous film that preferably is in the form of a self-assembled monolayer covalently bonded to the surface of the substrate.Type: GrantFiled: June 17, 2009Date of Patent: May 15, 2012Assignee: Aculon, Inc.Inventor: Eric L. Hanson
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Patent number: 7968607Abstract: This invention relates to skin pore tighteners each of which comprises, as an active ingredient, a compound represented by the following formula: R1—OG ??(1) wherein R1 represents an alkyl or alkenyl group having 8 to 32 carbon atoms, and OG represents a residual group obtained by removing a hydrogen atom from a hydroxyl group of a polyhydric alcohol, monosaccharide or oligosaccharide at least one hydroxyl group of which has been sulfated or phosphatized, or a salt thereof, and also to skin elasticity improvers each of which comprises, as an active ingredient, a glyceryl ether derivative represented by the following formula: wherein R1 represents the same group as defined above, and X1 and X2 each independently represents a hydrogen atom, —SO3OH or —PO(OH)2 with the proviso that X1 and X2 are not hydrogen atoms at the same time, or a salt thereof.Type: GrantFiled: May 30, 2008Date of Patent: June 28, 2011Assignee: Koa CorporationInventors: Takafumi Nishijima, Shinya Amano, Tsutomu Fujimura
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Publication number: 20110105439Abstract: Provided are a drug, a cosmetic, etc. for promoting production of ceramide. Provided is a ceramide production promoter including a compound represented by the formula (1) or salts thereof as an active ingredient (in the formula, R1 represents a phosphono group or a hydrogen atom, R2 represents an alkyl group having 8 to 24 carbon atoms or an acyl group having 8 to 24 carbon atoms, and R3 represents an alkyl group having 1 to 24 carbon atoms when R1 represents a phosphono group or represents a phosphono group when R1 represents a hydrogen atom, or a salt thereof as an active ingredient.Type: ApplicationFiled: July 30, 2009Publication date: May 5, 2011Applicant: Kao CorporationInventors: Yoshiya Sugai, Hiroshi Hashimoto, Shinya Amano, Shotaro Ito, Yoshie Shimotoyodome, Yoriko Nakagiri
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Publication number: 20100065479Abstract: The invention relates to a collector for the separation by flotation of carbonates contained in non-sulfurous minerals, particularly phosphoric rock, comprising at least one phosphoric ester of formula (I) wherein, R1 represents H, CH3 or C2H5, R2 represents a linear or branched alkyl or alkenyl group containing between 4 and 10 carbon atoms, R3 represents H or a suitable cation, selected from an alkali metal, an alkaline earth metal, ammonium, alkyl ammonium, alkanol ammonium or glucammonium, k represents a number comprised between 1 and 2, and n represents a number comprised between 0 and 4.Type: ApplicationFiled: November 28, 2007Publication date: March 18, 2010Inventors: Marc Rocafull Fajardo, Joan Antoni Riaza Martinez, Miquel Mundo Blanc, Hammou Oumimoun, Moulay Brahim Jouti, Jamal Maghnouj
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Patent number: 7476700Abstract: The invention relates to organophosphorus compounds comprising a polysulfide bridge, to their process of preparation and to their use as coupling agent between an inorganic or metal filler and an elastomer. The compounds correspond to the formula (I) (RO)2?tR1tP(O)—Ox—(CH2)y—Sz—(CH2)y—Ox—P(O) (OR)2?tR1t in which R represents a hydrogen , an alkyl, an aryl, a trialkylsilyl, a trialkylamino or an alkali metal; R1 represents an alkyl or an aryl; x is 0 or 1; y is an integer from 1 to 22, preferably from 2 to 4; z is equal or larger than 3, t is 0 or 1.Type: GrantFiled: July 7, 2003Date of Patent: January 13, 2009Assignees: Centre National de la Recherche Scientifique, Universite Montpellier II Sciences et Techniques du LanguedocInventor: Hubert Mutin
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Publication number: 20080234390Abstract: This invention relates to skin pore tighteners each of which comprises, as an active ingredient, a compound represented by the following formula: R1—OG ??(1) wherein R1 represents an alkyl or alkenyl group having 8 to 32 carbon atoms, and OG represents a residual group obtained by removing a hydrogen atom from a hydroxyl group of a polyhydric alcohol, monosaccharide or oligosaccharide at least one hydroxyl group of which has been sulfated or phosphatized, or a salt thereof, and also to skin elasticity improvers each of which comprises, as an active ingredient, a glyceryl ether derivative represented by the following formula: wherein R1 represents the same group as defined above, and X1 and X2 each independently represents a hydrogen atom, —SO3OH or —PO(OH)2 with the proviso that X1 and X2 are not hydrogen atoms at the same time, or a salt thereof.Type: ApplicationFiled: May 30, 2008Publication date: September 25, 2008Applicant: KAO CORPORATIONInventors: Takafumi NISHIJIMA, Shinya AMANO, Tsutomu FUJIMURA
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Patent number: 6828284Abstract: A composition that is or comprises a phosphorus-, perfluoropolyether-, and perfluoroalkyl-containing compound is provided. The compound comprises either (i) mono- or polyalkylene oxide linking groups between the phosphorus and the fluorocarbon group, or (ii) no linking group between the phosphorus and fluorocarbon group, or (iii) individual mixtures of (i) and (ii); and the fluorocarbon group can be the perfluoropolyether or perfluoroalkyl group. The compound can also be a partially esterified phosphate, a partially esterified phosphonate, a salt of a partially esterified phosphate, a salt of a partially esterified phosphonate, or mixtures of two or more thereof.Type: GrantFiled: August 6, 2001Date of Patent: December 7, 2004Assignee: E. I. du Pont de Nemours and CompanyInventors: Jon Lee Howell, Erik William Perez
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Publication number: 20040139884Abstract: A 2-methoxyphenol derivative may be used as an ultraviolet (UV) light absorbing dispersant and, an ink composition may include the 2-methoxyphenol derivative as a light-resistant dispersant. The 2-methoxyphenol derivative absorbs UV light and thus provides light resistance to outputs. The 2-methooxyphenol derivative also improves dispersibility. When the 2-methoxyphenol derivative is used to prepare an ink composition, the ink composition has improved dispersibility and light resistance, and there is no need to add a light-resistant additive.Type: ApplicationFiled: December 2, 2003Publication date: July 22, 2004Applicant: Samsung Electronics Co., Ltd.Inventors: Yeon-Kyoung Jung, Seung-Min Ryu
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Patent number: 6764984Abstract: Fluorinated dialkyl dithiophosphoric acids according to formula (I) and metallic salts thereof: the compounds are useful, for example, as additives for lubricant compositions.Type: GrantFiled: December 4, 2002Date of Patent: July 20, 2004Assignee: E. I. du Pont de Nemours and CompanyInventor: Richard P. Beatty
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Patent number: 6664245Abstract: An adhesive composition is provided which is suitable for the bonding of polymeric materials, in whole or in part, such as composite resins, or methacrylate-containing glass-ionomer filling materials, to tooth enamel, or tooth dentin, or to other hand tissues of the human body, such as bone. The composition comprises an unsaturated carboxylic acid ester, an unsaturated phosphate ester and other crosslinking agents. The especially preferred phosphates (which are provided as new compounds) are those of formula (I) in which: R1 is a hydrogen atom, alkyl C1-C4, or CN; R is an aliphatic, cycloaliphatic or aryl radical containing from 1 to 10 carbon atoms and having a valence of n+1; n is an integer from 1 to 5, preferably from 3 to 5.Type: GrantFiled: January 10, 2003Date of Patent: December 16, 2003Assignee: BioMat Sciences, Inc.Inventors: Ivan Stangel, Jingwei Xu, Thomas Ellis, Edward Sacher
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Patent number: 6653296Abstract: Resolved enantiomers of the formula (IA) and (IB) wherein B is a purine or pyrimidine base or aza and/or deaza analogs thereof are useful in antiviral pharmaceutical compositions to treat retroviral infections.Type: GrantFiled: February 2, 1995Date of Patent: November 25, 2003Assignees: Institute of Organic Chemistry and Biochemistry of the Academy of Sciences of the Czech Republic, Rega Stichting v.z.w.Inventors: Antonin Holy, Hana Dvorakova, Erik Desire Alice De Clercq, Jan Marie Rene Balzarini
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Patent number: 6645952Abstract: An adhesive composition is provided which is suitable for the bonding of polymeric materials, in whole or in part, such as composite resins, or methacrylate-containing glass-ionomer filling materials, to tooth enamel, or tooth dentin, or to other hand tissues of the human body, such as bone. The composition comprises an unsaturated carboxylic acid ester, an unsaturated phosphate ester and other crosslinking agents. The especially preferred phosphates (which are provided as new compounds) are those of formula (I) in which: R1 is a hydrogen atom, alkyl C1-C4, or CN; R is an aliphatic, cycloaliphatic or aryl radical containing from 1 to 10 carbon atoms and having a valence of n+1; n is an integer from 1 to 5, preferably from 3 to 5.Type: GrantFiled: February 20, 2001Date of Patent: November 11, 2003Assignee: Biomat Sciences, Inc.Inventors: Ivan Stangel, Jingwei Xu, Thomas Ellis, Edward Sacher
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Publication number: 20030176324Abstract: The present invention is directed to novel water-soluble prodrugs of aliphatic or aromatic hindered hydroxyl group containing pharmaceuticals.Type: ApplicationFiled: July 29, 2002Publication date: September 18, 2003Applicant: University of KansasInventors: Valentino J. Stella, Jan J. Zygmunt, Ingrid Gunda Georg, Muhammad S. Safadi
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Publication number: 20030139300Abstract: Fluorinated dialkyl dithiophosphoric acids according to formula (I) and metallic salts thereof: 1Type: ApplicationFiled: December 4, 2002Publication date: July 24, 2003Inventor: Richard P. Beatty
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Patent number: 6562992Abstract: The optical material in accordance with the present invention contains a specific phosphonate monoester compound such as monoethyl 3-methoxy butyl phosphonate, and a metal ion such as a copper ion or rare-earth metal ion. They may be contained in a solvent or resin. The use of such a specific phosphonate monoester compound improves the compatibility with a resin, whereby the metal ion can favorably be dispersed into the resin. Consequently, spectral characteristics can be improved when the optical member is formed into a resin-made optical member.Type: GrantFiled: August 24, 2001Date of Patent: May 13, 2003Assignee: Kureha Kagaku Kogyo Kabushiki KaishaInventors: Naoki Hayashi, Shigeru Mizusawa, Tomoyoshi Koizumi, Katsuichi Machida
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Publication number: 20030073588Abstract: A composition that is or comprises a phosphorus-, perfluoropolyether-, and perfluoroalkyl-containing compound is provided. The compound comprises either (i) mono- or polyalkylene oxide linking groups between the phosphorus and the fluorocarbon group, or (ii) no linking group between the phosphorus and fluorocarbon group, or (iii) individual mixtures of (i) and (ii); and the fluorocarbon group can be the perfluoropolyether or perfluoroalkyl group. The compound can also be a partially esterified phosphate, a partially esterified phosphonate, a salt of a partially esterified phosphate, a salt of a partially esterified phosphonate, or mixtures of two or more thereof.Type: ApplicationFiled: August 6, 2001Publication date: April 17, 2003Inventors: Jon Lee Howell, Erik Williams Perez
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Patent number: 6541428Abstract: The invention concerns alkoxylated sulfur alcohol orthophosphate compositions. It also concerns a method for preparing said compositions by sulphurizing alcohol orthophosphate composition. It further concerns the use of said alkoxylated sulphur alcohol orthophosphate compositions as multifunctional additives in lubricating or detergent aqueous formulations.Type: GrantFiled: March 5, 2001Date of Patent: April 1, 2003Assignee: Rhodia ChimieInventor: Jean-Luc Joye
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Patent number: 6459003Abstract: The present invention relates to novel ether compounds, compositions comprising ether compounds, and methods useful for treating and preventing cardiovascular diseases, dyslipidemias, dysproteinemias, and glucose metabolism disorders comprising administering a composition comprising an ether compound. The compounds, compositions, and methods of the invention are also useful for treating and preventing Alzheimer's Disease, Syndrome X, peroxisome proliferator activated receptor-related disorders, septicemia, thrombotic disorders, obesity, pancreatitis, hypertension, renal disease, cancer, inflammation, and impotence. In certain embodiments, the compounds, compositions, and methods of the invention are useful in combination therapy with other therapeutics, such as hypocholesterolemic and hypoglycemic agents.Type: GrantFiled: March 31, 2000Date of Patent: October 1, 2002Assignee: Esperion Therapeutics, Inc.Inventors: Jean-Louis Henri Dasseux, Carmen Daniela Oniciu
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Patent number: 6376697Abstract: The present invention provides novel compounds comprising cellular phosphoinositides and analogues tagged with stable or radioactive isotopes. The present invention also provides novel methods for the preparation of the said phosphoinositides by syntheses, and novel key intermediates of synthesis; the novel methods of synthesis are applied also for the preparation of the phosphoinositides in non-labelled form. In addition, the present invention discloses a class of novel compounds as isotope labelled key precursors of labelled phosphoinositides. These precursors are derivatives of the target phosphoinositides, labelled with stable or radioactive isotopes, wherein OH and phosphate groups are blocked with temporary protecting groups.Type: GrantFiled: April 15, 1999Date of Patent: April 23, 2002Assignee: Nutrimed BiotechInventor: Rajindra Aneja
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Patent number: 6222032Abstract: In a process for C-alkylation or N-alkylation, the improvement comprising conducting the C-alkylation or N-alkylation reaction in the presence of a slightly nucleophilic strong base of the following formula wherein R′1, R′2 and R′3 are individually selected from the group consisting of alkoxy of 1 to 6 carbon atoms and R′ and R″ are individually selected from the group consisting of unsubstituted or substituted alkyl of 1 to 6 carbon atoms, alkoxy of 1 to 6 carbon atoms, cycloalkyl of 3 to 10 carbon atoms, aryl and aralkyl of 1 to 6 alkyl carbon atoms, the substituents being selected from the group consisting of halogen, alkyl of 1 to 6 carbon atoms, alkoxy of 1 to 6 carbon atoms, —CN, —NO2 and dialkylamino of 1 to 6 alkyl carbon atoms, the aryl being selected from the group consisting of unsaturated monocyclic and condensed carbocyclic and heterocyclic with at least one heteroatom selected from the group consisting of nitrogen, oxyType: GrantFiled: November 4, 1999Date of Patent: April 24, 2001Assignees: Societe de Conseils de Recherches d'Applications Scientifiques (SCRAS), Centre National de la Recherche Scientifique (CNRS)Inventors: Guy Bertrand, Dennis Bigg, Jean-Bernard Cazaux, Stéphanie Goumri, Olivier Guerret
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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: 5874494Abstract: Phosphites which are useful as a deterioration inhibitor for organic material and are represented by the following formula: ##STR1## wherein R.sup.1, R.sup.2, R.sup.5 and R.sup.6 represent a hydrogen atom, an alkyl group, a cycloalkyl group, an alkylcycloalkyl group, an aralkyl group or a phenyl group;R.sup.3 represents hydrogen atom or an alkyl group;R.sup.4 represents a hydrogen atom, an alkyl group, a cycloalkyl group, an alkylcycloalkyl group, an aralkyl group or a phenyl group, or the two R.sup.4 together form a direct bond, a group represented by --S-- or an optionally substituted methylene group;A represents an alkylene group;W represents a group represented by --O-- or a group represented by --NR.sup.7wherein R.sup.7 represents a hydrogen atom, an alkyl group, etc.;B represents an alkylene group;and one of Y and Z represents a hydroxyl group, an alkoxy group or an aralkyloxy group, and the other one represents hydrogen atom or an alkyl group.Type: GrantFiled: August 26, 1997Date of Patent: February 23, 1999Assignee: Sumitomo Chemical Company, LimitedInventors: Naoki Inui, Taketoshi Kikuchi, Kanako Fukuda, Takashi Sanada
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Patent number: 5760270Abstract: A method of producing an ether-type thio-phospholipid of the formula (I): ##STR1## wherein: n is an integer of 13 to 17;A is C.sub.14 -C.sub.20 acyl group;G is a group selected from the group consisting of: ##STR2## which is useful as synthetic substrate of cytosolic phospholipase A.sub.2 inhibitors, said method being applicable to mass production of the compound (I), intermediates therefor and the preparation of the same are provided.Type: GrantFiled: April 23, 1997Date of Patent: June 2, 1998Assignee: Shionogi & Co., Ltd.Inventors: Mitsuaki Ohtani, Masahiro Fuji
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Patent number: 5663405Abstract: A method of producing an ether-type thio-phospholipid of the formula (I): ##STR1## wherein: n is an integer of 13 to 17;A is C.sub.14 -C.sub.20 acyl group;G is a group selected from the group consisting of: ##STR2## which is useful as synthetic substrate of cytosolic phospholipase A.sub.2 inhibitors, said method being applicable to mass production of the compound (I), intermediates therefor and the preparation of the same are provided.Type: GrantFiled: September 19, 1995Date of Patent: September 2, 1997Assignee: Shionogi & Co., Ltd.Inventors: Mitsuaki Ohtani, Masahiro Fuji
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Patent number: 5344930Abstract: Compounds of the general formula: ##STR1## are useful as surfactants in the preparation of fluorocarbon emulsions, which can be used as oxygen-carrying blood substitutes, and for many other therapeutic and diagnostic applications. They are further useful in liposomal formulations which are themselves therapeutic agents or provide a vehicle for such agents.Type: GrantFiled: November 8, 1993Date of Patent: September 6, 1994Assignee: Alliance Pharmaceutical Corp.Inventors: Jean G. Riess, Francois Jeanneaux, Marie-Pierre Krafft, Catherine Santaella, Pierre Vierling
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Patent number: 5322871Abstract: Compounds of the formula I ##STR1## in which x is 1, 2 or 3, and, if x=1, R.sup.1 is C.sub.1 -C.sub.30 alkyl, C.sub.1 -C.sub.18 alkyl substituted by halogen, --COOR.sup.2, --CN, --NR.sup.3 R.sup.4 or by --CONR.sup.3 R.sup.4, C.sub.2 -C.sub.18 alkyl which is interrupted by --NR.sup.5 --, --O-- or --S--, C.sub.3 -C.sub.18 alkenyl, C.sub.5 -C.sub.12 cycloalkyl, phenyl-C.sub.1 -C.sub.4 alkyl, phenyl which is unsubstituted or substituted by C.sub.1 -C.sub.12 alkyl, halogen, phenyl-C.sub.1 -C.sub.4 alkyl and/or C.sub.1 -C.sub.4 alkoxy, or R.sub.1 is naphthyl, a radical of the formula ##STR2## R.sub.2, R.sub.3, R.sub.4 and R.sub.5, independently of one another, are hydrogen, C.sub.1 -C.sub.18 alkyl, C.sub.5 -C.sub.12 cycloalkyl or phenyl-C.sub.1 -C.sub.4 alkyl, R.sup.6 is hydrogen, methyl, allyl or benzyl, R.sup.7 is hydrogen or --OR.sup.9, R.sup.8 is hydrogen or methyl, R.sup.9 is hydrogen or C.sub.1 -C.sub.30 alkyl, R.sup.10 and R.sup.11, independently of one another, are hydrogen or C.sub.1 -C.sub.Type: GrantFiled: April 20, 1993Date of Patent: June 21, 1994Assignee: Ciba-Geigy CorporationInventors: Rita Pitteloud, Peter Hofmann, Rudolf Maul, Volker Schenk, Eduard Troxler, Horst Zinke
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Patent number: 5177598Abstract: Disclosed is a multipage display apparatus which divides one screen into several sections so as to display a plurality of pages at the same time. The apparatus comprises a microprocessor, a teletext unit for outputting signals R, G and B in unit of one page, a first encoder for encoding the signals R, G and B and outputting a composite video signal in the normal mode, luminance and chrominance difference signal separators, a controller and a memory unit for reading and writing the converted digital luminance and chrominance difference signals, a second encoder for encoding information read out all at once from the memory and outputting a composite video signal of a multipage mode, a window signal generator for receiving a synchronizing signal from the synchronizing and sampling frequency separator and generating a window signal, and a switch unit in which the composite video signal of either a normal mode or a multipage mode is selected by the window signal.Type: GrantFiled: June 26, 1991Date of Patent: January 5, 1993Assignee: Samsung Electronics Co., Ltd.Inventor: Tae-hwa Jeong
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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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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: 5047533Abstract: Certain open chain purine nucleoside phosphonate derivatives have antiviral activity against the Herpes group of viruses, and also show effective antiviral activity against retroviruses, including human immunodeficiency virus (HIV). These compounds have the formula ##STR1## wherein B represents a substituted or unsubstituted purine base, especially adenine or guanine and their halogenated derivatives. R1 is selected from H, methyl, hydroxymethyl, halomethyl, azidomethyl, and cyano; R2 is selected from H, methyl, hydroxymethyl, halomethyl, azidomethyl, cyano, and OH; also when R2 is OH the carbon to which it is attached may be oxidized so that the H there shown and R2 together may be =0; and n is an integer of 0-5. The compounds of the invention further include the pharmaceutically acceptable mono and dibasic salts and the mono- and diesters of the phosphonate moiety and the acid addition salts of the murine-substituted purines. In addition, when R1 or R2 is --CH.sub.Type: GrantFiled: January 22, 1990Date of Patent: September 10, 1991Assignee: SRI InternationalInventors: Elmer J. Reist, Priscilla A. Sturm
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Patent number: 5041597Abstract: The invention concerns a process for the manufacture of surface-active sulfophosphoric-acid-(partial)-alkyl-esters and their alkali-, alkaline earth-, ammonium- and amine salts by the sulfonation of phosphoric acid esters and subsequent hydrolysis of the sultone intermediate stages formed.Type: GrantFiled: May 25, 1990Date of Patent: August 20, 1991Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Bernd Fabry, Hans-Herbert Friese, Friedrich Pieper, Guenter Uphues
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Patent number: 4704218Abstract: The reaction product of a long chain vicinal diol containing at least 10 carbon atoms and at least one sulfur atom in the chain, with dihydrocarbyl hydrogen phosphites are effective friction reducing antiwear additives in lubricating oils, greases and fuels.Type: GrantFiled: December 16, 1985Date of Patent: November 3, 1987Inventors: Andrew G. Horodysky, Phillip S. Landis
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Patent number: 4678855Abstract: Benzenesulfonamides with a substituted-alkyl-S(O).sub.n -substituent are carbonic anhydrase inhibitors useful in the treatment of elevated intraocular pressure.Type: GrantFiled: October 9, 1985Date of Patent: July 7, 1987Assignee: Merck & Co., Inc.Inventor: Kenneth L. Shepard
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Patent number: 4576935Abstract: Dihalovinylphenyl phosphates of the formula I ##STR1## where A and B are each halogen or trihaloalkyl, X is oxygen or sulfur, Y and Z are each oxygen, sulfur or --NH--, R.sup.1 is alkyl, R.sup.2 is alkyl, haloalkyl, alkoxyalkyl or alkylthioalkyl, and R.sup.3, R.sup.4 and R.sup.5 independently of one another are each hydrogen, halogen, nitro, alkyl, cyano, alkoxy, alkoxyalkoxy, alkylthioalkylthio, alkoxyalkyl, alkylthioalkyl, alkylthio, trihaloalkyl or trihaloalkoxy, and pesticides containing these compounds.Type: GrantFiled: October 24, 1983Date of Patent: March 18, 1986Assignee: BASF AktiengesellschaftInventors: Gerd-Ulrich Schwarz, Heinrich Adolphi