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| Number | Title | Issue Date |
| 8049025 | Recyclable ruthenium catalysts for metathesis reactions The invention relates to novel carbene ligands and their incorporated monomeric and resin/polymer linked ruthenium catalysts, which are recyclable and highly active for olefin metathesis reactions. It is disclosed that significant electronic effect of different subs... | 11/01/2011 |
| 7964743 | Catalyst for asymmetric synthesis, ligand for use therein, and process for producing optically active compound through asymmetric synthesis reaction using them Compounds represented by the following general formula (1a) or (1b). A complex comprising a center metal of rhodium and a compound represented by the following general formula (1a) or (1b) as a ligand. A catalyst for optica... | 06/21/2011 |
| 7750171 | Catalyst assembly for hydrosilylation, process for preparing it and silicone compositions incorporating it Process for preparing catalyst assemblies by mixing a metal catalyst capable of catalyzing a hydrosilylation reaction and an organophosphorus inhibitor of the formula (I) or of formula (VIII) P(OR)3, either by mi... | 07/06/2010 |
| 7642366 | Phosphine ligands The invention is concerned with new phosphine ligands of the formula I wherein R1 and R2 are independently of each other alkyl, aryl, cycloalkyl or heteroaryl, said alkyl, aryl, cycloalkyl... | 01/05/2010 |
| 7473792 | Process for transition metal-catalyzed asymmetric hydrogenation of acrylic acid derivatives, and a novel catalyst system for asymmetric transition metal catalysis A process for transition metal-catalyzed, asymmetric hydrogenation of acrylic acid derivatives of the formula (I) in which R1 is H or an optionally substituted alkyl, aryl or heteroaryl radical, R2 is an optionally substituted alkyl, aryl or heteroaryl radical, and ... | 01/06/2009 |
| 7425656 | Phosphorus-containing catalyst composition and process for hydroformylation reaction using the same Provided are a catalyst composition including a transition metal catalyst and a nitrogen-containing bidentate phosphorus compound and a process for hydroformylation reaction of olefins to prepare aldehydes which includes stirring the catalyst composition, an olefin ... | 09/16/2008 |
| 7378560 | Ruthenium complex and process for producing tert-alkyl alcohol therewith A tert-alkyl ketone, pinacolone was hydrogenated under pressurized hydrogen in the presence of a ruthenium complex (S)-1 and a base, and corresponding (S)-3,3,-dimethyl-2-butanol was thereby obtained in 100% yield and 97% ee ... | 05/27/2008 |
| 7355057 | Liquid transition metal acetylide chromophores The present invention relates to a series of platinum acetylide nonlinear optical chromophores which are liquid at room temperature. The viscosity of these liquid chromophores is low enough that they are easily processable into optical cells and can be used for nonl... | 04/08/2008 |
| 7306857 | Binuclear organometallic complexes and organic electroluminescence device using the same Provided are binuclear organometallic complexes enabling highly efficient phospholuminescence and an organic electroluminescent device using the same. The binuclear organometallic complexes, which are suitably used for forming an organic layer of the organic electro... | 12/11/2007 |
| 7265237 | Chiral monophosphites as ligands for asymetrical synthesis Certain chiral monophosphites and their monothio derivatives are suitable as ligands in the asymmetrical transition-metal-catalyzed hydrogenation, hydroborination and hydrocyanation of prochiral olefins, ketones and imines. ... | 09/04/2007 |
| 7223879 | Ligands for metals and improved metal-catalyzed processes based thereon One aspect of the present invention relates to ligands for transition metals. A second aspect of the present invention relates to the use of catalysts comprising these ligands in transition metal-catalyzed carbon-heteroatom and carbon-carbon bond-forming reactions. ... | 05/29/2007 |
| 7196230 | Phosoxophite ligands and use thereof in carbonylation processes A novel organophosphorus composition and synthesis thereof, the composition being characterized by one phosphite moiety, one phosoxophite moiety, and a plurality of sterically bulky substituents. The novel composition finds utility as a ligand in Group VIII transiti... | 03/27/2007 |
| 7196033 | Advances in amination catalysis Provided herein are catalysts useful in reductive amination, which include nickel, copper, zirconium and/or chromium, oxygen, and tin. The presence of the tin increases the selectivity of the catalyst in reductive aminations over the catalysts of the prior art. ... | 03/27/2007 |
| 7183338 | Tile grout A durable, stain resistant tile grout comprised of naturally rounded quartz particles and water-borne polyurethane. The naturally rounded quartz particles are permanently colored and encapsulated within the water-borne polyurethane, which remains transparent and sho... | 02/27/2007 |
| 7179946 | Copper complexes and their use The invention relates to copper complexes of phosphorus compounds, to a process for their preparation and to their use in catalytic coupling reactions. ... | 02/20/2007 |
| 7169947 | Dicopper(I) oxalate complexes for use as precursor substances in metallic copper deposition The invention relates to dicopper(I) oxalate complexes stabilised by neutral Lewis base components and to the use thereof as precursors for the deposition of metallic copper. The neutral Lewis bases used are alkynes or alkenes containing at least one silyl or ester ... | 01/30/2007 |
| 7161043 | Process for the carbonylation of ethylenically unsaturated compounds and bidentate diphosphine composition used in this process Process for the carbonylation of optionally substituted ethylenically unsaturated compounds by reaction with carbon monoxide and a coreactant in the presence of a catalyst system. The catalyst system includes (a) a source of Pt group metal cations,... | 01/09/2007 |
| 7148356 | Process for the catalytic synthesis of biaryls and polymers from aryl compounds A process for producing organic substituted aromatic or heteroaromatic compounds including biaryl and biheteroaryl compounds in a two-step reaction. In the first step, the aromatic or heteroaromatic compound is borylated in a reaction comprising a borane or diborane... | 12/12/2006 |
| 7148174 | Non-metallocene catalyst system The present invention describes a novel group of specific transition metal compounds, referred to as nonmetallocene compounds, and catalyst systems prepared therefrom. These catalyst systems which have become obtainable for the first time are suitable for the polyme... | 12/12/2006 |
| 7105467 | Nickel catalyzed cross-coupling reactions between organomagnesium compounds and anisole derivatives The present invention provides nickel catalysts and solvents which are useful in a cross-coupling reaction between an organomagnesium compound and an aromatic ether compound, such as an anisole derivative. ... | 09/12/2006 |
| 7105689 | Compound suitable for use as a catalyst or for producing a catalyst system derived from a bis-phosphorinane A compound of formula (I) suitable as a catalyst or for the preparation of a catalyst system: L1-X-L2 (I) is provided, in which X is a lower alkylene group, an arylene group or an alkarylene group; L | 09/12/2006 |
| 7094723 | Catalysts containing at least one heterocyclic ligand for improving the catalysts' performance of olefin polymerization The present invention provides a non-metallocene catalyst comprising a complex having one or more ligands coordinated a transition metal. The catalyst contains substituents bonded to the transition metal through a heteroatom such as oxygen or sulfur. Furthermore, th... | 08/22/2006 |
| 7094725 | Biphenyldiphosphine compounds The present invention provides compounds of the formula wherein R is optionally substituted lower alkyl, cycloalkyl or aryl; R′ is alkyl or aryl; ... | 08/22/2006 |
| 7084287 | Method of removing palladium There is disclosed a method for removing palladium, which method is characterized by contacting a solution containing a palladium complex containing a phosphorus-type ligand in an organic solvent with a layered clay compound or a zeolite having a pore diameter of 0.... | 08/01/2006 |
| 7078552 | Combretastatin A-1 phosphate and combretastatin B-1 phosphate prodrugs The present invention relates to the syntheses and structural elucidation of Combretastatin A1-Phosphate Prodrugs and Combretastatin B1-Phosphate Prodrugs and the utilization of those prodrugs in the treatment of neoplastic diseases. The prodrugs described herein ha... | 07/18/2006 |
| 7067074 | Near-infrared-absorbing composition and optical material A near infrared absorptive composition of the present invention contains phosphate compounds represented by Formula (8)-c and Formula (8)-d below; and copper ions. An optical material of the present invention is ... | 06/27/2006 |
| 7049374 | Heterodiamondoids This invention is related to heteroatom containing diamondoids (i.e., “heterodiamondoids”) which are compounds having a diamondoid nucleus in which one or more of the diamondoid nucleus carbons has been substitutionally replaced with a noncarbon atom. These hete... | 05/23/2006 |
| 7005394 | Tackified thermoplastic-epoxy pressure sensitive adhesives A pressure sensitive adhesive composition comprised of: a) 75 to 99.9 weight percent of a tackified thermoplastic polymer component comprising 1) 1–99 weight percent of a thermoplastic polymer substantially without epoxy-binding or ester functions, and 2) 1–99 w... | 02/28/2006 |
| 6984602 | Olefin polymerization catalysts containing a pyrrole bisimine ligand Polydentate substituted pyrrole based chelants, metal complexes containing the same, olefin polymerization catalyst compositions, and polymerization processes using the same. ... | 01/10/2006 |
| 6979681 | Half-sandwich ruthenium (II) compounds comprising nitrogen containing ligands for treatment of cancer Ruthenium (II) compounds of the formula: wherein: R1 is —CO2CH3; R2, R3, R4, R5 and R6 independently represent H, alkyl, cylcoal... | 12/27/2005 |
| 6969694 | Chiral phosphines, transition metal complexes thereof and uses thereof in asymmetric reactions Chiral ligands and transition metal complexes based on such chiral ligands useful in asymmetric catalysis are disclosed. The chiral ligands include (R,S,S,R)-DIOP*. The ruthenium complex reduces enamide to the corresponding amine with up to 99% enantioselectivity. T... | 11/29/2005 |
| 6951953 | Tumor selective and biodegradable polyphosphazene-platinum(II) conjugate antitumor agent, and preparation method thereof Disclosed are a new class of a polyphosphazene-platinum(II) conjugate antitumor agent having high tumor tissue selectivity due to its enhanced permeability and retention effect to tumor tissues, and a preparation method thereof: ... | 10/04/2005 |
| 6946577 | Process for the production of aminodiphenylamines The present invention relates to a process for the production of aminodiphenyl-amines, such as 4-aminodiphenylamine (4-ADPA), by reacting nitrohalogenated benzenes with anilines in the presence of a base as well as a copper-phosphorus complex, followed by hydrogenat... | 09/20/2005 |
| 6946560 | Ligands for metals and improved metal-catalyzed processes based thereon One aspect of the present invention relates to novel ligands for transition metals. A second aspect of the present invention relates to the use of catalysts comprising these ligands in transition metal-catalyzed carbon-heteroatom and carbon-carbon bond-forming react... | 09/20/2005 |
| 6919486 | Polyetherols produced using aluminium phosphonate catalysts A method for the production of polyetherols using aluminum phosphonate catalysts is disclosed. Reaction products of the process include various polyetherols including very low unsaturation polyether polyols. The aluminum phosphonate catalyst preferably has a general... | 07/19/2005 |
| 6914109 | Process for the preparation of 15-pentadecanolide The invention relates to a process for the preparation of 15-pentadecanolide by hydrogenating 15-pentadecenolide and to its use. ... | 07/05/2005 |
| 6906156 | Accelerators for cationic polymerization catalyzed by iron-based catalyst Accelerators that can be useful for an energy polymerizable composition comprising a cationically curable material; energy polymerizable compositions comprising at least one cationically curable material and an initiation system therefor, the initiation system compr... | 06/14/2005 |
| 6897272 | α-olefins and olefin polymers and processes therefor Disclosed herein are processes for polymerizing ethylene, acyclic olefins, and/or selected cyclic olefins, and optionally selected olefinic esters or carboxylic acids, and other monomers. The polymerizations are catalyzed by selected transition metal compounds, and ... | 05/24/2005 |
| 6867302 | Process for the catalytic synthesis of biaryls and polymers from aryl compounds A process for producing organic substituted aromatic or heteroaromatic compounds including biaryl and biheteroaryl compounds in a two-step reaction. In the first step, the aromatic or heteroaromatic compound is borylated in a reaction comprising a borane or diborane... | 03/15/2005 |
| 6864205 | Heterocyclic-amide catalyst compositions for the polymerization of olefins A family of novel hetrocyclic-amide type catalyst precursors useful for the polymerization of olefins, such as ethylene, higher alpha-olefins, dienes, and mixtures thereof. ... | 03/08/2005 |
