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| Number | Title | Issue Date |
| 7655810 | Phosphine transition metal complex, method for producing the same, and antitumor agent containing the same A phosphine transition metal complex is expressed by general formula (1): wherein A represents a groups selected from among alkylene, phenylene, and cis-vinylene; M represents an atom selected from ... | 02/02/2010 |
| 7473793 | Transition metal complex and process for producing optically active alcohol A novel transition metal complex, preferably a ruthenium-phosphine complex or rhodium-phosphine complex, which is effectively usable in various asymmetric syntheses and, in particular, is more effectively usable in the asymmetric hydrogenation of various ketones; an... | 01/06/2009 |
| 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 |
| 7375241 | Ferrocenyl-1,2-diphosphines, the production thereof and their use The invention relates to compounds of formula (I) provided in the form of racemic compounds, mixtures of diastereomers or essentially pure diastereomers, wherein R1 represents a hydrogen atom or C1-C4-alkyl, and at least one secondar... | 05/20/2008 |
| 7368566 | Process and intermediates for preparing benzazepines Disclosed is a new process and intermediates for preparing benzazepines of Formula (I): wherein R1 and R2 are as defined herein. ... | 05/06/2008 |
| 7342122 | Bisphosphonate complexes Bisphosphonate compounds are disclosed, particularly bisphosonate conjugates useful in the treatment of soft tissues surrounding bone and bone-related diseases, such as bone cancer and osteoporosis. ... | 03/11/2008 |
| 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 |
| 7294729 | Bis-chelating ligand and use thereof in carbonylation processes A novel bis-chelating composition characterized by formula I: wherein M is a Group VB element; R1 and R2 are each independently selected from hydrogen and monovalent hydrocarbyl radicals; or R1 and R2 are bonded together to form a diradical; or one of R1 or R2 is hy... | 11/13/2007 |
| 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 |
| 7220870 | Hydrolytic kinetic resolution of cyclic substrates The present invention relates to a process for stereoselective or regioselective chemical synthesis which generally comprises reacting a nucleophile and a chiral or prochiral cyclic substrate in the presence of a non-racemic, chiral catalyst to produce a stereoisome... | 05/22/2007 |
| 7169953 | P-chiral phospholanes and phosphocyclic compounds and their use in asymmetric catalytic reactions Chiral ligands and metal complexes based on such chiral ligands useful in asymmetric catalysis are disclosed. The metal complexes according to the present invention are useful as catalysts in asymmetric reactions, such as, hydrogenation, hydride transfer, allylic al... | 01/30/2007 |
| 7160513 | Batch reactor with injection system An apparatus and method for injection of one or more chemical components into a reaction chamber are disclosed. The apparatus includes a reaction chamber for receiving one or more libraries in a fixed position relative to the chamber and configured to form a sealed ... | 01/09/2007 |
| 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 |
| 7105702 | P-chiral phospholanes and phosphocyclic compounds and their use in asymmetric catalytic reactions Chiral ligands and metal complexes based on such chiral ligands useful in asymmetric catalysis are disclosed. The metal complexes according to the present invention are useful as catalysts in asymmetric reactions, such as, hydrogenation, hydride transfer, allylic al... | 09/12/2006 |
| 7105696 | Method for making nitrile compounds from ethylenically unsaturated compounds The invention concerns a method for hydrocyanation of ethylenically unsaturated organic compounds comprising at least a nitrile function. The invention provides a method for hydrocyanation of an ethylenically unsaturated hydrocarbon compound by reacting in liquid me... | 09/12/2006 |
| 7101959 | Polymerization catalysts A subject of the present invention is new compounds having a lanthanide and having a tridentate ligand, a process for their preparation and their use in particular as polymerization catalysts. ... | 09/05/2006 |
| 7087323 | Photoactive lanthanide complexes with phosphine oxides, phosphine oxide-sulfides, pyridine N-oxides, and phosphine oxide-pyridine N-oxides, and devices made with such complexes The present invention is generally directed to luminescent lanthanide compounds with phosphine oxide, phosphine oxide-sulfide, pyridine N-oxide, and phosphine oxide-pyridine N-oxide ligands. It also relates to electronic devices in which the active layer includes a ... | 08/08/2006 |
| 7074505 | Photoactive lanthanide complexes with phosphine oxides, phosphine oxide-sulfides, pyridine N-oxides, and phosphine oxide-pyridine N-oxides, and devices made with such complexes The present invention is generally directed to luminescent lanthanide compounds with phosphine oxide, phosphine oxide-sulfide, pyridine N-oxide, and phosphine oxide-pyridine N-oxide ligands. It also relates to electronic devices in which the active layer includes a ... | 07/11/2006 |
| 7074504 | Photoactive lanthanide complexes with phosphine oxides, phosphine oxides-sulfides, pyridine N-oxides, and phosphine oxide-pyridine N-oxides, and devices made with such complexes The present invention is generally directed to luminescent lanthanide compounds with phosphine oxide, phosphine oxide-sulfide, pyridine N-oxide, and phosphine oxide-pyridine N-oxide ligands. It also relates to electronic devices in which the active layer includes a ... | 07/11/2006 |
| 7056854 | 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,... | 06/06/2006 |
| 7026498 | 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... | 04/11/2006 |
| 7022866 | Phosphonites Phosphonites I of the formula 1 or 2 where R1, R2 are each, independently of one another, hydrogen, an alkyl or alkylene group having from 1 to 8 carbon atoms or an alkoxy group having from 1 to 8 carbon at... | 04/04/2006 |
| 6956133 | Process for hydroformylating an olefin A process for hydroformylating olefins with a rhodium catalyst wherein the rhodium catalyst comprises rhodium and at least one diphosphine ligand of formula ... | 10/18/2005 |
| 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 |
| 6914316 | Semiconductor trench isolation structure A trench structure of a semiconductor device includes first and second regions of a substrate having first and second trenches, respectively, the first trench having an aspect ratio larger than that of the second trench, a first insulation material on a bottom and s... | 07/05/2005 |
| 6897329 | Process for the preparation of nickel/phosphorous ligand catalyst for olefin hydrocyanation A process for preparing a hydrocyanation catalyst comprising contacting a bidentate phosphorous-containing ligand with nickel chloride in the presence of a nitrile solvent and a reducing metal which is more electropositive than nickel the nickel chloride being intro... | 05/24/2005 |
| 6875523 | Photoactive lanthanide complexes with phosphine oxides, phosphine oxide-sulfides, pyridine N-oxides, and phosphine oxide-pyridine N-oxides, and devices made with such complexes The present invention is generally directed to luminescent lanthanide compounds with phosphine oxide, phosphine oxide-sulfide, pyridine N-oxide, and phosphine oxide-pyridine N-oxide ligands. It also relates to electronic devices in which the active layer includes a ... | 04/05/2005 |
| 6844289 | Process for the preparation of a nickel/phosphorous ligand catalyst Process for preparing a nickel/ligand catalyst in which a crude ligand mixture is contacted with at least one member selected from the group consisting of (i) a weakly acidic organic resin, (ii) a weakly basic organic resin, (iii) a high-surface-area organic resin, ... | 01/18/2005 |
| 6812306 | Metallic compounds and the use thereof in the polymerization of olefins Metal compounds of the formula I, where M is selected from among Ni and Pd in the oxidation state +II can be used for the polymerization or copolymerization of olefins. Supported catalysts for the polymerization and co... | 11/02/2004 |
| 6790973 | Ruthenium complexes and process for preparing alcoholic compounds using these The invention provides novel ruthenium complexes having an optically active diphosphine compound, which has asymmetry on carbon and is easy to synthesize, as the ligand and a process for preparing optically active alcoholic compounds using said complexes as the cata... | 09/14/2004 |
| 6716787 | Polymerisation catalyst A subject of the present invention is new compounds having a lanthanide and having a tridentate ligand, a process for their preparation and their use in particular as polymerization catalysts. ... | 04/06/2004 |
| 6683198 | Group(III)-metal-hydrides with a guanidino-type ligand A compound of formula (I) ##STR1## wherein X is aluminium, gallium or indium; each Y, which may be the same or different, is nitrogen or phosphorus; R1 and R2, which may be the same or different, are hydrogen, halogen or alkyl... | 01/27/2004 |
| 6639091 | Bidentate ligand, catalyst system containing such ligand and a process for the carbonylation of ethylenically or acetylenically unsaturated compounds using such a catalyst system Bidentate ligand of formula II, wherein M1 and M2 are independently P, As or Sb; R1, R2, R3 and R4 independently represent tertiary alkyl groups, or R1 and R2 together and/... | 10/28/2003 |
| 6603032 | 1,2-bis(methyl(1,1,3,3-tetramethylbutyl)-phosphino)ethane, process the preparation thereof, transition metal complexes containing the same as a ligand and uses thereof The present invention provides a novel bisphosphine compound having a chiral center on the phosphorus atom, which is suitable as a ligand for an asymmetric catalyst for use in asymmetric hydrogenation, this bisphosphine compound being represented by the f... | 08/05/2003 |
| 6579997 | Metallacrown ether catalysts for hydroformylation A metallacrown ether ligand chelates a transition metal atom to form a catalyst well suited to perform hydroformylation in the presence of carbon monoxide, hydrogen and an unsaturated substrate compound.... | 06/17/2003 |
| 6579999 | Phosphole and diphosphole ligands for catalysis Novel reactions used to prepare phosphole and bisphosphole compounds are detailed. Novel phosphole compounds and metal coordination compounds of phosphole and bisphosphole compounds are also provided. These metal coordination compounds are useful as catal... | 06/17/2003 |
| 6559326 | Substituted phosphinophenoxide-metal complexes for the polymerization of olefins Metal complexes obtainable from a metal precursor of a metal of the 6th -10th groups of the Periodic Table in the oxidation state 0 or +2 and a ligand of the formula I, ##STR1## where the radicals are defined as follows: R1 | 05/06/2003 |
| 6534657 | Chiral ferrocene phosphines and their use in asymmetric catalytic reactions Ferrocene anchored chiral ligands and metal complexes based on such chiral ligands useful in asymmetric catalysis are disclosed. The metal complexes according to the present invention are useful as catalysts in asymmetric reactions, such as, hydrogenation... | 03/18/2003 |
| 6518444 | Preparation of polymerization catalysts A method to synthesize a Group 15 containing metal polymerization catalyst is disclosed. The method includes an efficient high temperature synthesis of Group 15 containing ligands, especially arylamine ligands, for use in preparing polymerization catalyst... | 02/11/2003 |
| 6508753 | Chiral ligands for asymmetric catalysis A novel phosphine ligand is an enantiomerically enriched compound of formula 5 ##STR1## or the opposite enantiomer thereof, wherein Ar1 and Ar2 represent the same or different aromatic groups of up to 20 C atoms. A transition me... | 01/21/2003 |
