Class / Patent application number | Description | Number of patent applications / Date published |
556019000 | Carbon bonded directly to the phosphorus | 45 |
20090270645 | METHOD FOR THE SEPARATION OF NICKEL(0) COMPLEXES AND PHOSPHOROUS-CONTAINING LIGANDS FROM NITRILE MIXTURES - A process for extractively removing nickel(0) complexes having phosphorus ligands from a reaction effluent of a hydrocyanation of unsaturated mononitriles to dinitriles by extraction by means of a hydrocarbon, a phase separation of the hydrocarbon and of the nitrile-containing solution into two phases being effected, by feeding at least one polar additive to the hydrocyanation effluent (feedstream) and/or to the extraction stage. | 10-29-2009 |
20100099902 | CHIRAL PHOSPHANES FOR USE IN ASYMMETRIC SYNTHESES - The present invention relates to biarylbisphosphines and intermediates thereof. Furthermore, the scope of the invention encompasses catalysts which can be prepared from the bisarylphosphines and their use in asymmetric syntheses. | 04-22-2010 |
20120071680 | SURFACE-MODIFIED ZIRCONIA NANOCRYSTAL PARTICLE AND METHOD FOR PRODUCING SAME - The invention provides a surface-modified zirconia nanocrystal particle, wherein the surface of the zirconia nanoparticle is modified by organic sulfonyloxy groups, and a method of producing a zirconia nanocrystal particle whose surface is modified by carbonyloxy groups, organic phosphoryloxy groups or aryloxy groups. This makes it possible a highly stable surface-modified zirconia nanocrystal particle having a solvent dispersibility by a simple method. Further, it is possible to the surface-modified zirconia nanocrystal particle of the invention is equipped with a surface modifier having a structure that can be easily substituted with a desired functional group according to use. Furthermore, it is possible to the method of producing the surface-modified zirconia nanocrystal particle which is capable of easily producing that. | 03-22-2012 |
20130184479 | BIARYL DIPHOSPHINE LIGANDS, INTERMEDIATES OF THE SAME AND THEIR USE IN ASYMMETRIC CATALYSIS - The present disclosure relates to biaryl diphosphine ligands of the formula (B), processes for the production of the ligands and the use of the ligands in metal catalysts for asymmetric synthesis. The disclosure also relates to intermediates used for the production of the biaryl diphosphine ligand. (Formula (B)) | 07-18-2013 |
20140046083 | Enhancement of Light Emission Quantum Yield in Treated Broad Spectrum Nanocrystals - Inorganic photoluminescent nanoparticles comprising a solid assembly comprising a first plurality of atoms from group II crystallized with a second plurality of atoms from group VI; at least one dimension of the assembly less than about 3.0 nm; and one or more organocarboxylate agents coupled to a surface that bounds the assembly, wherein the nanocrystal exhibits nanocrystal photoluminescence quantum yield of at least about 10%. Coupling to such surface comprises coating at least a portion of the nanocrystal being coated with the organocarboxylate agent, wherein the organocarboxylate agent is a carboxylic acid or the conjugate base of a carboxylic acid. The carboxylic acid can be is selected from formic acid, acetic acid, hexanoic acid, octanoic acid, oleic acid, and benzoic acid. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention. | 02-13-2014 |
20150322101 | METHOD FOR PRODUCING AROMATIC COMPOUND - A method is provided for producing an aromatic compound, including a step of mixing a compound represented by formula (A) and a compound represented by formula (B): | 11-12-2015 |
556020000 | Plural carbons bonded directly to the phosphorus | 39 |
20100305349 | PROCESS FOR PREPARING A COMPLEX - The present invention provides a process for the preparation of a complex of formula (A) or (B): | 12-02-2010 |
20110077418 | PROCESS FOR THE HYDROGENATION OF IMINES - A process is provided for the hydrogenation of imines with hydrogen under elevated pressure in the presence of iridium complexes as catalysts and one or more co-catalysts selected among compounds comprising a carbon-halogen bond. Further provided are novel ligands and metal complexes thereof useful for the catalytic hydrogenation of imines with hydrogen. | 03-31-2011 |
20120309998 | Novel Class of Olefin Metathesis Catalysts, Methods of Preparation, and Processes For the Use Thereof - This invention relates to a metathesis catalyst comprising a Group 8 metal complex represented by the formula: | 12-06-2012 |
20130131366 | Metal Complex Compound and Process for Producing Amides Utilizing the Metal Complex Compound - A catalyst contains a metal complex compound represented by the following general formula (I). In the formula (I), M is a metal ion such as ruthenium, L | 05-23-2013 |
20140243543 | IRON(II) CATALYSTS CONTAINING DIIMINO-DIPHOSPHINE TETRADENTATE LIGANDS AND THEIR SYNTHESIS - New hexa-coordinate iron (II) complexes comprising compounds of formula (I) are described. These compounds comprise a tetradentate ligand with donor atoms comprising nitrogen and phosphorus. These complexes are shown for the first time to be useful catalysts for the hydrogenation of ketones, aldehydes, or imines to produce alcohols or amines, and the asymmetric hydrogenation of prochiral ketones or imines to produce non-racemic alcohols or amines. The source of the hydrogen can be hydrogen gas or a hydrogen-donating molecule such as isopropanol or hydrogen-donating mixture such as formic acid and an amine depending on the structure of the catalyst. In certain embodiments, the axial ligands on the catalyst comprise organonitrile ligands, carbonyl ligands, isonitrile ligands, or combinations thereof. The catalysts and the preparation thereof are disclosed. A reaction using phosphine and diamine precursors that is templated by the iron ion is the preferred route to the catalysts. | 08-28-2014 |
20150112091 | NEW INTERMEDIATES FOR THE VITAMIN A AND beta-CAROTENE SYNTHESIS - The present invention relates to compounds of formula (I) wherein R | 04-23-2015 |
20150306589 | NOVEL NICKEL-BASED COMPLEXES AND THEIR USE IN A PROCESS FOR THE TRANSFORMATION OF OLEFINS - The invention describes a novel type of nickel-based complex and its preparation method. The invention also concerns the use of said complex in a process for the transformation of olefins. | 10-29-2015 |
556021000 | Exactly three carbons bonded directly to the phosphorus (e.g., triphenylphosphines, etc.) | 32 |
20100029967 | Diphosphine ligands - Compounds of the formulae I and Ia in the form of mixtures of diastereomers or pure diastereomers, (I), (Ia), where R | 02-04-2010 |
20100076210 | METHOD FOR PRODUCING A RUTHENIUM COMPLEX - Provided is a method for producing a ruthenium complex comprises the step of reacting a ruthenium compound represented by general formula (1): | 03-25-2010 |
20100217023 | EMISSIVE MONOMERIC METAL COMPLEXES - Monomeric metal complexes having improved luminescence properties are provided. In one embodiment, a monomeric metal complex is represented by the formula [PN]M(L) | 08-26-2010 |
20100234626 | 2, 2'-BIS (DIALKYLPHOSPHINO) BIPHENYL COMPOUND, PRODUCTION METHOD THEREOF, AND METAL COMPLEX COMPRISING THE COMPOUND AS LIGAND - It is an object of the present invention to provide a novel phosphine compound capable of forming a metal complex useful as a catalyst for various asymmetric synthesis reactions, a production method thereof, and a metal complex comprising the aforementioned compound as a ligand. | 09-16-2010 |
20110034715 | Cyclopentadienylphosphazene complexes (CpPN Complexes) of metals of the third and fourth group and of the lanthanoids - The present invention concerns cyclopentadienylphosphazene complexes (CpPN complexes) of the metals of the third and fourth group and of the lanthanoids with the exception of lutetium. The complexes according to the present invention are isolobal and isoelectronic to [(CpSiN)TiR | 02-10-2011 |
20110054203 | SULFONATED ORGANOPHOSPHINE COMPOUNDS AND USE IN HYDROFORMYLATION PROCESSES - A compound comprising a sulfonated dihydrocarbyl(arylalkyl)phosphine of formula R | 03-03-2011 |
20110054204 | SULFONATED ORGANOPHOSPHINE COMPOUNDS AND USE THEREOF IN HYDROFORMYLATION PROCESSES - A compound comprising a class of sulfonated triorganophosphine compounds of formula R | 03-03-2011 |
20110054205 | SULFONATED ORGANOPHOSPHINE COMPOUNDS AND USE THEREOF IN HYDROFORMYLATION PROCESSES - A compound comprising a sulfonated triorganophosphine of formula R | 03-03-2011 |
20130204024 | HYDROFORMYLATION PROCESS - A combination of calixarene bisphosphite ligand and an organophosphine ligand. The combination can be employed with a catalytic metal to form a complex catalyst. The catalyst can be employed in a hydroforaiylation process for producing a mixture of aldehydes. | 08-08-2013 |
20140179943 | TRANSITION METAL-PHOSPHORANIMIDE CATALYSTS - Phosphoranimide-metal catalysts are disclosed. The catalysts comprise first row transition metals such as nickel, cobalt or iron. The hydrocarbon-soluble catalysts have a metal to anionic phosphoranimide ratio of 1:1, have no inactive bulk phase and no dative ancillary ligands, and are active for a range of commercially important reductive transformations. A method of synthesis of these catalysts by reduction of a precursor of these catalysts is also disclosed. | 06-26-2014 |
20140194638 | Spirobenzylamine-Phosphine, Preparation Method Therefor And Use Thereof - The present invention relates to a spirobenzylamine-phosphine, preparation method therefor and use thereof. The compound has a structure represented by formula (I), wherein n=0 to 3; R | 07-10-2014 |
20150065738 | PHOSPHOROUS COMPOUND AND TRANSITION METAL COMPLEX THEREOF - The present invention provides a phosphorous compound represented by general formula (1), and transition metal complexes containing such phosphorous compounds as ligands: | 03-05-2015 |
20150306588 | NOVEL NICKEL-BASED CATALYTIC COMPOSITION, AND ITS USE IN A PROCESS FOR THE OLIGOMERIZATION OF OLEFINS - The invention describes a nickel-based composition. The invention also concerns the use of said composition as a catalytic composition in an olefin oligomerization process. | 10-29-2015 |
556022000 | And carbon bonded directly to the heavy metal | 15 |
20090156851 | Ferrocene-Diphosphine Ligands - Compounds of the formula (I) in the form of racemates, mixtures of stereoisomers or optically pure stereoisomers, formula (I), where X | 06-18-2009 |
20110028749 | RUTHENIUM COMPOUND AND METHOD FOR PRODUCING OPTICALLY ACTIVE AMINOALCOHOL COMPOUND - A novel ruthenium compound that is useful as an asymmetric reduction catalyst for carbonyl compounds. The ruthenium compound of the present invention is represented by a formula (I): (Ru(X) | 02-03-2011 |
20110112319 | CHELATING CARBENE LIGAND PRECURSORS AND THEIR USE IN THE SYNTHESIS OF METATHESIS CATALYSTS - Chelating ligand precursors for the preparation of olefin methathesis catalysts are disclosed. The resulting catalysts are air stable monomeric species capable of promoting various methathesis reactions efficiently, which can be recovered from the reaction mixture and reused. Internal olefin compounds, specifically beta-substituted styrenes, are used as ligand precursors. Compared to terminal olefin compounds such as unsubstituted styrenes, the beta-substituted styrenes are easier and less costly to prepare, and more stable since they are less prone to spontaneous polymerization. Methods of preparing chelating-carbene methathesis catalysts without the use of CuCl are disclosed. This eliminates the need for CuCl by replacing it with organic acids, mineral acids, mild oxidants or even water, resulting in high yields of Hoveyda-type methathesis catalysts. The invention provides an efficient method for preparing chelating-carbene metathesis catalysts by reacting a suitable ruthenium complex in high concentrations of the ligand precursors followed by crystallization from an organic solvent. | 05-12-2011 |
20110137059 | PROCESS FOR THE CARBONYLATION OF ETHYLENICALLY UNSATURATED COMPOUNDS, NOVEL CARBONYLATION LIGANDS AND CATALYST SYSTEMS INCORPORATING SUCH LIGANDS - A novel bidentate catalytic ligand of general formula (I) is described. R represents a hydrocarbyl aromatic structure having at least one aromatic ring to which Q | 06-09-2011 |
20120130102 | PROCESS FOR RECOVERING HOMOGENEOUS METAL HYDRIDE CATALYSTS - The present invention relates to a process for recovery of homogeneous metal hydride catalyst from a reactor stream as catalyst suitable for recycle to a reactor comprising the steps of: removing a stream from a reactor, said stream comprising the homogeneous metal hydride catalyst; contacting the stream with a solid acidic absorbent under process conditions which allow at least some of the metal to become bound to the absorbent; subjecting the metal bound to the absorbent, under process conditions which allow desorption of the metal, to a fluid stripping medium comprising hydrogen and solvent; and recovering the active metal hydride catalyst. | 05-24-2012 |
20120220790 | CYCLOPARA (HETERO) ARYLENE COMPOUND AND METHOD FOR PRODUCING SAME - Provided are a cyclopara(hetero)arylene compound and a method for producing the same. More specifically, provided is a cycloparaphenylene compound represented by Formula (I): | 08-30-2012 |
20120289729 | Metathesis Catalyst and Process for Use Thereof - This invention relates to a Group 8 catalyst compound for the metathesis of | 11-15-2012 |
20130041169 | Neutral Bimetallic Transition Metal Phenoxyiminato Catalysts and Related Polymerization Methods - A catalyst composition comprising a neutral bimetallic diphenoxydiiminate complex of group 10 metals or Ni, Pd or Pt is disclosed. The compositions can be used for the preparation of homo- and co-polymers of olefinic monomer compounds. | 02-14-2013 |
20130116464 | METAL COMLEXES - The present invention relates to metal complexes of the formula (1) and to electronic devices, in particular organic electro-luminescent devices, comprising these metal complexes. | 05-09-2013 |
20140187809 | NOVEL RUTHENIUM COMPLEX AND PROCESS FOR PRODUCING OPTICALLY ACTIVE ALCOHOL COMPOUND USING SAME AS CATALYST - The present invention provides a novel ruthenium complex which has an excellent catalytic activity in terms of reactivity for an asymmetric reduction of a carbonyl compound and enantioselectivity, a catalyst using the ruthenium complex, and a method for preparing optically active alcohol compounds using the ruthenium complex. The present invention relates to a ruthenium complex having a ruthenacycle structure, a catalyst for an asymmetric reduction consisting of the ruthenium complex, and a method for preparing optically active alcohol compounds using the ruthenium complex. | 07-03-2014 |
20140350275 | MIXED-VALENT TRANSITION METAL-PHOSPHORANIMIDE CATALYSTS - Phosphoranimide-metal catalysts are disclosed. The catalysts comprise first row transition metals such as nickel, cobalt or iron. The hydrocarbon-soluble catalysts have a metal to anionic phosphoranimide ratio of 1:1, and have no inactive bulk phase and no dative ancillary ligands. The electronic state of the clusters can be adjusted to optimize catalytic activity for a range of commercially important reductive transformations, including hydrodesulfurization. A method of synthesis of these catalysts by anionic metathesis of a halide substituted precursor followed by oxidation is also disclosed. | 11-27-2014 |
20150045570 | PHOSPHINE-LIGATED PALLADIUM SULFONATE PALLADACYCLES - Described are palladium precatalysts, and methods of making and using them. The palladium precatalysts show improved stability and improved reactivity in comparison to previously-described palladium precatalysts. | 02-12-2015 |
20150299235 | METHOD FOR IN-SITU FORMATION OF METATHESIS CATALYSTS - Synthetic methods for the in-situ formation of olefin metathesis catalysts are disclosed, as well as the use of such catalysts in metathesis reactions of olefins and olefin compounds. In one aspect, a method is provided for synthesizing an organometallic compound of the formula | 10-22-2015 |
20160060195 | NOVEL RUTHENIUM COMPLEX AND METHOD FOR PREPARING METHANOL AND DIOL - Provided is a method for preparing methanol and diol from cyclic carbonate, comprising: under a hydrogen atmosphere, in an organic solvent, and with the presence of a ruthenium complex (Ru(L)XYY′) and an alkali, conducting a hydrogenation reduction reaction on the cyclic carbonate or polycarbonate to obtain methanol and diol. Also provided is a ruthenium complex prepared from ruthenium and a tridentate amido diphosphine ligand. Also provided is a deuterated methanol and deuterated diol preparation method by substituting the hydrogen and ruthenium complex with deuterium. | 03-03-2016 |
20160176791 | METHOD FOR PRODUCING FLUORINE-CONTAINING OLEFIN | 06-23-2016 |
556023000 | Hydrogen or halogen bonded directly to the heavy metal | 4 |
20090036696 | IRIDIUM COMPLEXES - The present invention has as its object to provide an iridium complex represented by the general formula: | 02-05-2009 |
20120116109 | PREPARATION OF A METAL COMPLEX - The present invention provides a process for the preparation of a Pd(0)L | 05-10-2012 |
20120190873 | PROCESS FOR THE PREPARATION OF PALLADIUM (I) TRI-TERT-BUTYLPHOSPHINE BROMIDE DIMER - The present invention provides a process for the preparation of a complex of formula (I) comprising the steps of: (a) mixing Pd(diolefin)Br | 07-26-2012 |
20140213806 | COMPLEX COMPOUNDS HAVING A LIGAND CONTAINING AN N DONOR AND A P DONOR AND THE USE THEREOF IN THE OPTO-ELECTRONIC FIELD - The invention describes electronic devices comprising a metal complex compound having at least one ligand contain-ing an N donor and a P donor having the formula (I), in which the carbons C1 and C2 are part of an aromatic or non-aromatic ring system F1, P and N are phosphorus and nitrogen, where the nitrogen is in sp2-hybridised form, the radicals R3 and R4 are, indepen-dently of one another, hydrogen or an alkyl, cycloalkyl, alkenyl, cycloalkenyl, alkynyl, cyclo-alkynyl, alkylcycloalkyl, heteroalkyl, heterocycloalkyl, heteroalkylcycloalkyl, aryl, hetero-aryl, aralkyl or heteroaralkyl radical having up to 40 C atoms, and R1 and R2 are, independently of one another, an atom or radical from the group comprising hydrogen, halogen, R, RO—, RS—, RCO—, RCOO—, RNH—, R2N—, RCONR— and —Si(R)X(OR)3-X, where R=an alkyl, cycloalkyl, alkenyl, cycloalkenyl, alkynyl, cycloalkynyl, alkylcycloalkyl, heteroalkyl, hetero-cycloalkyl, hetero-alkyl-cycloalkyl, aryl, heteroaryl, aralkyl or heteroaralkyl radical having up to 40 C atoms and X=1, 2 or 3. The invention furthermore describes a process for the production of an electronic device of this type and processes for the generation of light or blue emission using a metal complex compound of this type. | 07-31-2014 |