Polycyclo Ring System Having The Six-membered Hetero Ring As One Of The Cyclos Patents (Class 546/10)
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Patent number: 9425415Abstract: Described herein are platinum and palladium compounds with geometrically distorted charge transfer state, applications and methods for the preparation thereof. The platinum and/or palladium compounds described herein are capable of emitting light and can be used in light emitting devices.Type: GrantFiled: January 5, 2015Date of Patent: August 23, 2016Assignee: Arizona Board of Regents Acting for and on Behalf of Arizona State UniversityInventors: Jian Li, Eric Turner, Xiaochun Hang
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Patent number: 9409867Abstract: A new class of ligands derived from benzo[h]quinoline are described and these ligands are used to prepare several novel transition metal complexes. The complexes are preferably of the group VIII transition metals iron, ruthenium or osmium, with the benzo[h]quinoline ligands acting as tridentate ligands. The complexes described are proved to be very active catalysts for the reduction of ketones and aldehydes to alcohols, via hydrogen transfer and hydrogenation reactions. These compounds hence can be usefully employed as catalysts in said reduction reactions.Type: GrantFiled: November 19, 2013Date of Patent: August 9, 2016Assignee: Universita' Degli Studi Di UdineInventors: Pierluigi Rigo, Walter Baratta, Katia Siega, Giorgio Adolfo Chelucci, Maurizio Ballico, Santo Magnolia
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Patent number: 9334297Abstract: Planar chiral N-heterocyclic carbenes that incorporate an iron sandwich complex into the NHC framework are disclosed for use in organocatalytic and transition metal-catalyzed reactions.Type: GrantFiled: September 15, 2015Date of Patent: May 10, 2016Assignee: Northwestern UniversityInventors: Karl A. Scheidt, Christopher T. Check, Kipo P. Jang
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Patent number: 9303054Abstract: The present invention relates to a process for the preparation of a compound of formula (I), wherein X is —CH2—, —CH2—CH2—, —CH2—CH2—CH2— or —CH2—CH2—CH2—CH2—; Y1 is —CH2—; —CH2—CH2— or —NH—; Y2 is NHR7 or SH; wherein R7 is hydrogen, C1-C4alkyl or phenyl; R-1 and R2, independently from each other, represent aliphatic or aromatic groups; R3 and R4, independently from each other, represent aliphatic or aromatic groups; R5 and R6 are each hydrogen or represent together with the carbon atoms to which they are bonded, a phenyl ring; which process comprises reacting a compound of formula II [RuCI2(R8)n]m (II), wherein n is 1 and m is >1 which represents a polymeric structure if R8 is a molecule containing two alkene or alkyne moieties coordinating in an hapto-2 coordination mode to the metal; or n is 4 and m is 1 if R8 is a nitrogen, oxygen or sulfur containing molecule in which said nitrogen, oxygen or sulfur coordinate to the metal; in the presence of an inert solvent which boiling point is from 1 12° C.Type: GrantFiled: April 1, 2014Date of Patent: April 5, 2016Assignee: Syngenta Participations AGInventors: Christian Lothschuetz, Alexandre Christian Saint-Dizier
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Patent number: 9260457Abstract: The present invention relates to a novel ligand compound, a preparation method thereof, a transition metal compound including the ligand compound, and a preparation method thereof. The ligand compound of novel structure according to the present invention and the transition metal compound including the same may be used as a polymerization reaction catalyst for preparing olefin polymers.Type: GrantFiled: October 23, 2013Date of Patent: February 16, 2016Assignee: LG CHEM, LTD.Inventors: Ki Won Han, Seul Ki Kim, Jae Kwon Jang, Hyo Jung Han, Eun Jung Lee, Choong Hoon Lee, In Sung Park
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Patent number: 9221041Abstract: A composition contains (A) a hydrosilylation reaction catalyst and (B) an aliphatically unsaturated compound having an average, per molecule, of one or more aliphatically unsaturated organic groups capable of undergoing hydrosilylation reaction. The composition is capable of reacting via hydrosilylation reaction to form a reaction product, such as a silane, a gum, a gel, a rubber, or a resin. Ingredient (A) contains a metal-ligand complex that can be prepared by a method including reacting a metal precursor and a ligand.Type: GrantFiled: September 20, 2012Date of Patent: December 29, 2015Assignee: Dow Corning CorporationInventors: Kurt Brandstadt, Simon Cook, Aswini Dash, Matthew Olsen, Avril Surgenor, Richard Taylor, Binh Nguyen, Ming-Shin Tzou
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Patent number: 9221744Abstract: The present invention relates to asymmetric catalysts, including redox-reconfigurable asymmetric catalysts. Methods of producing compounds having one or more stereocenters using the asymmetric catalysts of the present invention are also disclosed.Type: GrantFiled: June 11, 2013Date of Patent: December 29, 2015Assignee: New York UniversityInventors: James Canary, Shahab Mortezaei
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Patent number: 9211533Abstract: [Problem] The present invention aims to provide a novel organometallic compound that can be used as a general-use highly active catalyst with superior selectivity for functional groups. [Means for Solving Problem] The present invention relates to an organometallic compound having a novel specific structure of general formula (1): and to a general-use highly active catalyst used in reductive amination reaction with superior selectivity for functional groups that comprises said organometallic compound, and to a process for preparing amine compounds by reductive amination reaction using said catalyst.Type: GrantFiled: June 6, 2013Date of Patent: December 15, 2015Assignee: Kanto Kagaku Kabushiki KaishaInventors: Masahito Watanabe, Junichi Hori, Kunihiko Murata
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Publication number: 20150147750Abstract: The present invention relates to novel iridium-based Ir(III) luminescent complexes, conjugates comprising these complexes as a label and their application, e.g. in the electrochemiluminescence based detection of an analyte.Type: ApplicationFiled: January 30, 2015Publication date: May 28, 2015Inventors: Frank Bergmann, Robert Cysewski, Luisa de Cola, Sebastian Dziadek, Jesus Miguel Fernandez Hernandez, Hans-Peter Josel, Christoph Seidel
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Publication number: 20150147751Abstract: The present invention relates to novel iridium-based Ir(III) luminescent complexes, conjugates comprising these complexes as a label and their application, e.g. in the electrochemiluminescence based detection of an analyte.Type: ApplicationFiled: January 30, 2015Publication date: May 28, 2015Inventors: Frank Bergmann, Robert Cysewski, Luisa de Cola, Sebastian Dziadek, Jesus Miguel Fernandez Hernandez, Hans-Peter Josel, Christoph Seidel
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Publication number: 20150137033Abstract: Disclosed herein are cobalt complexes containing pyridine di-imine ligands and chelating alkenyl-modified silyl ligands, and their use as hydrosilylation and/or dehydrogenative silylation and crosslinking catalysts. The cobalt complexes also exhibit adequate air stability for handling and manipulation.Type: ApplicationFiled: November 19, 2014Publication date: May 21, 2015Inventors: Tianning Diao, Paul J. Chirik, Aroop Kumar Roy, Kenrick Lewis, Susan Nye, Keith J. Weller, Johannes G.P. Delis, Renyuan Yu
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Patent number: 9034862Abstract: The present invention relates to compositions, kits, and methods for treatment of cancers. In some cases, the composition comprises a platinum compound comprising a phenanthridine ligand.Type: GrantFiled: June 21, 2012Date of Patent: May 19, 2015Assignee: Massachusetts Institute of TechnologyInventors: Stephen J. Lippard, Ga Young Park
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Patent number: 9029540Abstract: Disclosed are novel ruthenium compounds of formula (Ia) and (Ib): wherein R1 and the moiety are defined herein. Also disclosed is a process for using these novel ruthenium compounds as catalysts for asymmetric hydrogenation and transfer hydrogenation of ketones with high reactivities and excellent selectivities.Type: GrantFiled: June 24, 2014Date of Patent: May 12, 2015Assignee: Boehringer Ingelheim International GmbHInventors: Nizar Haddad, Heewon Lee, Bo Qu, Sonia Rodriguez, Chris Hugh Senanayake
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Publication number: 20150125550Abstract: A method of inhibiting cancer cell growth is provided. In some versions, the method includes exposing lung cancer cells or glioma cells to 2,9-di-sec-butyl-1,10-phenanthroline (SBP) or derivatives of SBP in an amount effective to inhibit glioma cell growth. Also, a method of treating a lung cancer or a glioma tumor in a subject in need of such treatment is provided. The method includes administering SBP or derivatives of SBP to the subject in an amount effective to treat the lung cancer or glioma tumor. For either method, the method can further include exposing or administering pseudo five coordinate gold(III) complexes of SBP derivatives.Type: ApplicationFiled: August 29, 2014Publication date: May 7, 2015Inventors: Jack F. Eichler, Clement N. David, Emma H. Wilson
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Publication number: 20150125475Abstract: The invention is in the field of salt forms of an immunopotentiator compound and their formulation for in vivo use. In particular the invention relates to arginine salts.Type: ApplicationFiled: March 7, 2013Publication date: May 7, 2015Inventors: Stephanie Kay Dodd, Siddhartha Jain
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Patent number: 9024026Abstract: The invention relates to neutral mononuclear copper (I) complexes for emitting light and with a structure according to formula (A) in which: M represents: Cu(I); L?L represents: a single, negatively charged, bidentate ligand; N?N represents: a diimine ligand (substituted with R and FG), in particular a substituted 2,2?-bipyridine derivative (bpy) or a substituted 1,10-phenanthroline derivative (phen); R represents: at least one sterically demanding substituent for preventing the planarization of the complex in the excited state; FG=functional group, and represents: at least one second substituent for increasing solubility in organic solvents.Type: GrantFiled: July 20, 2011Date of Patent: May 5, 2015Assignee: Cynora GmbHInventors: Hartmut Yersin, Rafal Czerwieniec, Uwe Monkowius
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Patent number: 9023489Abstract: Disclosed herein are red phosphorescent compounds of the following formula: wherein ?includes a phenyl part and a quinoline part, each ring of the phenyl part having at least one substituent selected from hydrogen, C1-C4 alkyl groups and C1-C4 alkoxy groups and ?is selected from 2,4-pentanedione, 2,2,6,6,-tetramethylheptane-3,5-dione, 1,3 -propanedione, 1,3-butanedione, 3,5-heptanedione, 1,1,1-trifluoro-2,4-pentanedione, 1,1,1,5,5,5 -hexafluoro-2,4-pentanedione and 2,2-dimethyl-3,5-hexanedione.Type: GrantFiled: November 6, 2006Date of Patent: May 5, 2015Assignee: LG Display Co., Ltd.Inventors: Jung Keun Kim, Jeong Dae Seo, Hyun Cheol Jeong, Chun Gun Park, Jong Kwan Bin, Kyung Hoon Lee, Sung Hoon Pieh
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Patent number: 9005772Abstract: Compounds are provided that comprise a heterocyclic carbene ligand. In particular, an oxazole or a thioazole carbene are used in place of the traditional imidazole carbene. These compounds may be used in OLEDs to provide devices having improved properties, such as stability and color-tuning. Additionally, a novel methodology to synthesize heterocyclic carbene metal complexes is provided.Type: GrantFiled: February 23, 2011Date of Patent: April 14, 2015Assignee: Universal Display CorporationInventors: Jui-Yi Tsai, Zeinab Elshenawy
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Patent number: 9000166Abstract: The present invention describes novel ionic metal complexes. Compounds of this type can be employed as functional materials in a number of different applications which can be ascribed to the electronics industry in the broadest sense. The compounds according to the invention are described by the formulae (1) and (1a).Type: GrantFiled: June 9, 2006Date of Patent: April 7, 2015Assignee: Merck Patent GmbHInventors: Philipp Stoessel, Heinrich Becker, Amir H. Parham, Esther Breuning
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Publication number: 20150086473Abstract: Objects of the present invention are to provide a novel dehydrogenation reaction catalyst, to provide a method that can produce a ketone, an aldehyde, and a carboxylic acid with high efficiency from an alcohol, and to provide a method for efficiently producing hydrogen from an alcohol, formic acid, or a formate, and they are accomplished by a catalyst containing an organometallic compound of Formula (1).Type: ApplicationFiled: February 22, 2013Publication date: March 26, 2015Applicant: Kanto Kagaku Kabushiki KaishaInventors: Ryohei Yamaguchi, Ken-ichi Fujita
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Patent number: 8986853Abstract: A red phosphorescent compound includes a host material being capable of transporting an electron or a hole; and a dopant material represented by following Formula 1: and each of R1 to R4 is one of the group consisting of hydrogen atom (H), C1 to C6 substituted or non-substituted alkyl group, C1 to C6 substituted or non-substituted alkoxy group, and halogen atom.Type: GrantFiled: December 1, 2009Date of Patent: March 24, 2015Assignee: LG Display Co., Ltd.Inventors: Do Han Kim, Chun Gun Park, Jong-Kwan Bin, Kyung Hoon Lee, Hyun-cheol Jeong, Dong-hee Yoo, Nam Sung Cho, Jong-Hyun Park, Tae han Park, Soon Wook Cha, Seung Jae Lee, In Bum Song, Jung Keun Kim
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Publication number: 20150079393Abstract: Described herein are organometallic or inorganic complexes with high extreme ultraviolet (EUV) optical density (OD) and high mass density for use in thin films. These thin films are used as high resolution, low line edge roughness (LER) EUV photoresists. The complexes may also be included in nanoparticle form for use in photoresists.Type: ApplicationFiled: September 13, 2013Publication date: March 19, 2015Applicant: The Research Foundation for the State University of New YorkInventors: Daniel FREEDMAN, Miles MARNELL, Robert BRAINARD, Brian CARDINEAU
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Publication number: 20150056536Abstract: A method of preparing a nitrogen containing electrode catalyst by converting a high surface area metal-organic framework (MOF) material free of platinum group metals that includes a transition metal, an organic ligand, and an organic solvent via a high temperature thermal treatment to form catalytic active sites in the MOF. At least a portion of the contained organic solvent may be replaced with a nitrogen containing organic solvent or an organometallic compound or a transition metal salt to enhance catalytic performance. The electrode catalysts may be used in various electrochemical systems, including a proton exchange membrane fuel cell.Type: ApplicationFiled: September 8, 2014Publication date: February 26, 2015Applicant: UCHICAGO ARGONNE, LLCInventors: Di-Jia Liu, Shengqian Ma, Gabriel A. Goenaga
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Patent number: 8962977Abstract: The present invention provides novel dyes for dye sensitized photovoltaic conversion devices. The dyes contain novel anchoring ligands, which have a vinyl or phenylethenyl moiety incorporated in the anchoring bipyridine. Such dyes exhibit an increased molar extinction coefficient and enhanced red response in the visible regions.Type: GrantFiled: November 11, 2009Date of Patent: February 24, 2015Assignee: Ecole Polytechnique Federale de Lausanne (EPFL)Inventors: Mohammad Nazeeruddin, Michael Graetzel
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Patent number: 8956737Abstract: The invention relates to a red phosphorescent compound represented by the following Formula (1) and an organic electroluminescent (EL) device using the same: whereinType: GrantFiled: September 26, 2008Date of Patent: February 17, 2015Assignee: LG Display Co., Ltd.Inventors: Chun Gun Park, Jung Keun Kim, Hyun Cheol Jeong, Jong Kwan Bin, Sung Hoon Pieh, Do Han Kim, Yong Kwan Kim
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Patent number: 8945725Abstract: The present invention relates to an organic electroluminescence device having high luminous efficiency (for example, external quantum efficiency) and high durability and causing little chromaticity shift after device deterioration. The present invention also relates to an organic electroluminescence device material comprising a substrate having thereon a pair of electrodes and at least one organic layer between the electrodes, the organic layer containing a light emitting layer, wherein the light emitting layer contains a metal complex having a group represented by formula (I).Type: GrantFiled: August 24, 2010Date of Patent: February 3, 2015Assignee: UDC Ireland LimitedInventors: Hiroo Takizawa, Saki Takada, Eiji Fukuzaki
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Publication number: 20150021197Abstract: The invention relates to novel metal complexes useful as catalysts in redox reactions (such as, hydrogen (H2) production). In particular, the invention provides novel transition metal (e.g., cobalt (Co) or nickel (Ni)) complexes, in which the transition metal is coupled with N,N-Bis(2-pyridinylmethyl)-2,2?-Bipyridine-6-methanamine (DPA-Bpy), 6?-((bis(pyridin-2-ylmethyl)amino)methyl)-N,N-dimethyl-2,2?-bipyridin-6-amine (DPA-ABpy), N,N-bis((isoquinolin-1-yl)methyl)(6-(pyridin-2-yl)pyridin-2-yl)methanamine (DIQ-Bpy), or a derivative thereof. The invention also relates to a method of producing H2 from an aqueous solution by using the metal complex as a catalyst. In certain embodiments, the invention provides a metal complex of the formulae as described herein.Type: ApplicationFiled: July 31, 2014Publication date: January 22, 2015Inventors: Xuan Zhao, Charles E. Webster
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Patent number: 8927713Abstract: Described herein are platinum and palladium compounds with geometrically distorted charge transfer state, applications and methods for the preparation thereof. The platinum and/or palladium compounds described herein are capable of emitting light and can be used in light emitting devices.Type: GrantFiled: July 16, 2014Date of Patent: January 6, 2015Assignee: Arizona Board of RegentsInventors: Jian Li, Eric Turner, Xiaochun Hang
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Publication number: 20150005500Abstract: Disclosed are novel ruthenium compounds of formula (Ia) and (Ib): wherein R1 and the moiety are defined herein. Also disclosed is a process for using these novel ruthenium compounds as catalysts for asymmetric hydrogenation and transfer hydrogenation of ketones with high reactivities and excellent selectivities.Type: ApplicationFiled: June 24, 2014Publication date: January 1, 2015Applicant: Boehringer Ingelheim International GmbHInventors: Nizar HADDAD, Heewon LEE, Bo QU, Sonia RODRIGUEZ, Chris Hugh SENANAYAKE
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Patent number: 8921553Abstract: Naphthalene diimide (NDI) compounds can be functionalized with tin reagent to provide a useful, versatile synthetic tool. One embodiment provides, for example, a composition comprising at least one NDI compound comprising at least one stannyl substituent bonded to the naphthalene moiety of the NDI compound. Applications include organic electronic devices including OLED, OPV, OFET, and sensing devices.Type: GrantFiled: April 13, 2012Date of Patent: December 30, 2014Assignee: Georgia Tech Research-CorporationInventors: Lauren E. Polander, Seth R. Marder
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Patent number: 8920943Abstract: A metal coordination compound represented by the formula: An organic luminescence device including an anode, a cathode, and an organic layer, which contains the metal coordination compound, disposed between the anode and the cathode.Type: GrantFiled: February 13, 2009Date of Patent: December 30, 2014Assignee: Canon Kabushiki KaishaInventors: Jun Kamatani, Shinjiro Okada, Akira Tsuboyama, Takao Takiguchi, Seishi Miura, Koji Noguchi, Takashi Moriyama, Satoshi Igawa, Manabu Furugori
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Patent number: 8906896Abstract: Acridine containing cisplatin compounds are disclosed that show greater efficacy than other cisplatin compounds for treating cancer. The compounds are compounds of Formula I wherein the variables are defined herein.Type: GrantFiled: October 23, 2009Date of Patent: December 9, 2014Inventor: Ulrich Bierbach
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Patent number: 8895549Abstract: This invention relates to novel 2,3-dihydroimidazo[1,2-c]quinazoline compounds, pharmaceutical compositions containing such compounds and the use of those compounds or compositions for phosphotidylinositol-3-kinase (PI3K) inhibition and treating diseases associated with phosphotidylinositol-3-kinase (PI3K) activity, in particular treating hyper-proliferative and/or angiogenesis disorders, as a sole agent or in combination with other active ingredients.Type: GrantFiled: November 8, 2011Date of Patent: November 25, 2014Assignee: Bayer Intellectual Property GmbHInventors: William Johnston Scott, Ningshu Liu, Manfred Möwes, Andrea Hägebarth, Ursula Mönning, Ulf Bömer
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Patent number: 8889864Abstract: Compounds comprising phosphorescent metal complexes comprising cyclometallated imidazo[1,2-f]phenanthridine and diimidazo[1,2-a:1?,2?-c]quinazoline ligands, or isoelectronic or benzannulated analogs thereof, are described. Organic light emitting diode devices comprising these compounds are also described.Type: GrantFiled: May 15, 2014Date of Patent: November 18, 2014Assignee: Universal Display CorporationInventors: David B. Knowles, Chun Lin, Peter Borden MacKenzie, Jui-Yi Tsai, Robert W. Walters, Scott A. Beers, Cory S. Brown, Walter H. Yeager
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Patent number: 8889865Abstract: The present invention provides novel ruthenium based catalysts, and a process for preparing amines, by reacting a primary alcohol and ammonia in the presence of such catalysts, to generate the amine and water. According to the process of the invention, primary alcohols react directly with ammonia to produce primary amines and water in high yields and high turnover numbers. This reaction is catalyzed by novel ruthenium complexes, which are preferably composed of quinolinyl or acridinyl based pincer ligands.Type: GrantFiled: June 5, 2014Date of Patent: November 18, 2014Assignee: Yeda Research and Development Co. Ltd.Inventors: David Milstein, Chidambaram Gunanathan
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Publication number: 20140326981Abstract: A heteroleptic binuclear copper(I) complex of the Cu2X2(E?N*)L2 form, having a structure of formula A: The copper(I) complex may be used in optoelectronic components, particularly for use in organic light emitting diodes (OLEDs).Type: ApplicationFiled: November 16, 2012Publication date: November 6, 2014Inventors: Thomas Baumann, Tobias Grab, Daniel Volz, Daniel Zink
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Patent number: 8877970Abstract: Novel radiopharmaceuticals that are useful in diagnostic imaging and therapeutic treatment of disease characterized by over expression of CA-IX comprise a complex that contains a sulfonamide moiety which is capable of binding the active catalytic site of CA-IX, and a radionuclide adapted for radioimaging and/or radiotherapy:Type: GrantFiled: January 8, 2009Date of Patent: November 4, 2014Assignee: Molecular Insight Pharmaceuticals, Inc.Inventors: Craig Zimmerman, John W. Babich, John Joyal, Genliang Lu, Kevin P. Maresca, Chris Barone
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Patent number: 8871361Abstract: Novel phosphorescent tetradentate platinum (II) compounds comprising a twisted aryl group are provided. Also provided are novel phosphorescent tetradentate platinum (II) compounds comprising an imidazo[1,2-f]phenanthridine moiety. The compounds may be used in organic light emitting devices to provide improved device efficiency, line shape and lifetime.Type: GrantFiled: March 7, 2012Date of Patent: October 28, 2014Assignee: Universal Display CorporationInventors: Chuanjun Xia, Walter Yeager, David Zenan Li, James Fiordelisio, Bin Ma, Zeinab Elshenawy, Suman Layek, Ed Barron, Gregg Kottas, Jason Brooks
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Patent number: 8871360Abstract: Organometallic compounds and organic electroluminescence devices employing the same are provided. The organometallic compound has a chemical structure represented below: wherein, X is C—H or N, Y is CH2 or NH; R1 is H, or C1-8 alkyl; and A1 is acetylacetone ligand, acetylacetone with phenyl group ligand, or derivatives thereof.Type: GrantFiled: January 27, 2012Date of Patent: October 28, 2014Assignee: Industrial Technology Research InstituteInventors: Heh-Lung Huang, Teng-Chih Chao, Hao-Chun Lee
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Patent number: 8859772Abstract: The present invention is directed to novel process for the preparation of regioselective perylenediimides derivatives, specifically mono and dibrominated derivatives.Type: GrantFiled: February 20, 2013Date of Patent: October 14, 2014Assignee: Yeda Research and Development Co. Ltd.Inventors: Boris Rybtchinski, Paramasivan Rajasingh, Elijah Shirman
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Patent number: 8853400Abstract: The invention relates to a process for preparing primary amines by alcohol amination of alcohols with ammonia with the elimination of water, where the alcohol amination is carried out under homogeneous catalysis in the presence of at least one complex catalyst which comprises ruthenium and at least one at least bidental donor ligand, but no anionic ligands.Type: GrantFiled: July 23, 2013Date of Patent: October 7, 2014Assignee: BASF SEInventors: Mathias Schelwies, Marion Brinks, Thomas Schaub, Johann-Peter Melder, Rocco Paciello, Martin Merger
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Patent number: 8852755Abstract: The present invention relates to oxadiazole metallic complexes. More specifically it relates to the synthesis and electronic and opto-electronic applications of oxadiazole metallic complexes having a general Formula I, wherein each of variables is defined herein.Type: GrantFiled: August 13, 2004Date of Patent: October 7, 2014Assignee: Merck Patent GmbHInventors: Chunong Qiu, Steven Xiao, Cindy Xing Qiu
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Publication number: 20140296516Abstract: The invention relates to metal complexes of general formula (I) and to a method for the production thereof, in which M, R1, R2, R3, X and Y in addition to Ra, Rb, Rc, Rd, Re, Rf, Rg, Rh can have the meanings defined in the claims. Said metal complexes form air-stable compounds and are suitable as pre-catalysts in the olefin metathesis.Type: ApplicationFiled: February 23, 2012Publication date: October 2, 2014Applicant: STUDIENGESELLSCHAFT KOHLE MBHInventors: Alois Furstner, Johannes Heppekausen
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Patent number: 8846920Abstract: The present invention describes new types of metal complexes. Such compounds can be used as functional materials in a series of different types of applications which can be classified within the electronics industry in the widest sense. The inventive compounds are described by the formulae (1) and (4).Type: GrantFiled: September 1, 2010Date of Patent: September 30, 2014Assignee: Merck Patent GmbHInventors: Rocco Fortte, Philipp Stoessel, Anja Gerhard, Horst Vestweber
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Patent number: 8846938Abstract: The invention relates to a method for preparation of ruthenium-based carbene catalysts with a chelating alkylidene ligand (“Hoveyda-type catalysts”) by reacting a penta-coordinated ruthenium (II)-alkylidene complex of the type (L) (Py)X1X2Ru(alkylidene) with a suitable olefin derivative in a cross metathesis reaction. The method delivers high yields and is conducted preferably in aromatic hydrocarbon solvents. The use of phosphine-containing Ru carbene complexes as starting materials can be avoided. Catalyst products with high purity, particularly with low Cu content, can be obtained.Type: GrantFiled: May 4, 2010Date of Patent: September 30, 2014Assignees: Umicore AG & Co. KG, Graz University of TechnologyInventors: Roland Winde, Angelino Doppiu, Eileen Woerner, Andreas Rivas-Nass, Ralf Karch, Christian Slugovc, Christina Schinagl
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Patent number: 8846921Abstract: The invention relates to a method for producing metal complexes of formula (2) [MaLxXn]Ym (2), where M is a metal from the group consisting of Mn(II), Mn(III), Mn(IV), Fe(II), Fe(III) or Fe(IV), X is a coordinating compound selected from mono-, bi- or tri-charged anions or neutral molecules which can coordinate to a metal in mono-, bi- or tri-dentate form, Y represents a non-coordinating counter-ion which ensures charge equalization of the complex, L represents a ligand of formula (1) or the protonized or de-protonized form thereof, and a, x, n, m, R, R1, R2, R3 and z have the meanings described in claim 1. Said method is characterized in that the reaction of one or more ligands of formula (1) with an iron salt or manganese salt is carried out in an acetone/water mixture in a temperature range from 0 to 50° C.Type: GrantFiled: October 6, 2011Date of Patent: September 30, 2014Assignee: Clariant Finance (Bvt) LtdInventors: Christian Sidot, Audrey Caron, Miriam Ladwig, Gerd Reinhardt
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Publication number: 20140288306Abstract: The present invention provides novel ruthenium based catalysts, and a process for preparing amines, by reacting a primary alcohol and ammonia in the presence of such catalysts, to generate the amine and water. According to the process of the invention, primary alcohols react directly with ammonia to produce primary amines and water in high yields and high turnover numbers. This reaction is catalyzed by novel ruthenium complexes, which are preferably composed of quinolinyl or acridinyl based pincer ligands.Type: ApplicationFiled: June 5, 2014Publication date: September 25, 2014Inventors: David Milstein, Chidambaram Gunanathan
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Publication number: 20140275329Abstract: A composition contains (A) a hydrosilylation reaction catalyst and (B) an aliphatically unsaturated compound having an average, per molecule, of one or more aliphatically unsaturated organic groups capable of undergoing hydrosilylation reaction. The composition capable of reacting via hydrosilylation reaction to form a reaction product, such as a silane, a gum, a gel, a rubber, or a resin. Ingredient (A) contains a metal-ligand complex that can be prepared by a method including reacting a metal precursor and a ligand.Type: ApplicationFiled: September 20, 2012Publication date: September 18, 2014Inventors: Kurt Brandstadt, Simon Cook, Aswini Dash, Matthew Olsen, Avril Surgenor, Richard Taylor, Binh Nguyen, Ming-Shin Tzou
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Patent number: 8835637Abstract: Novel iridium-based Ir(III) luminescent complexes, conjugates comprising these complexes as a label and their application, for example in the electrochemiluminescence based detection of an analyte.Type: GrantFiled: August 7, 2013Date of Patent: September 16, 2014Assignee: Roche Diagnostics Operations, Inc.Inventors: Robert Cysewski, Luisa de Cola, Jesus Miguel Fernandez Hernandez, Hans-Peter Josel, Eloisa Lopez-Calle, Toralf Zarnt
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Patent number: 8829186Abstract: The present invention discloses a compound, which is alkali or alkaline earth metal salts of pitavastatin, wherein the alkali or earth metal comprise one or more of magnesium, zinc, potassium, strontium and barium.Type: GrantFiled: November 1, 2012Date of Patent: September 9, 2014Assignee: Cadila Healthcare LimitedInventors: Shriprakash Dhar Dwivedi, Dhimant Jasubhai Patel, Alpesh Pravinchandra Shah, Brij Khera