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WO/2005/095306A1 |
Process for the hydrogenation of functional groups in hydrogenatable substrates, wherein hydrogen gas is mixed with the substrate and a solvent, the mixture is brought into contact with a catalyst. The hydrogenation is carried out under ...
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WO/2005/075074A1 |
The invention relates to an inorganic solid which is surface modified by transition metal-chelating molecules. According to the invention, a modification site has structure (I), wherein: M = a transition metal or a lanthanide; Y = a liga...
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WO/2005/068403A2 |
A method for the selective reduction of an aromatic compound. The present invention provides a method for preventing the reduction of at least one halogen substituted aromatic ring of an aromatic compound, while allowing the reduction of...
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WO/2003/097561A1 |
The present invention relates to a process for hydrogenating at least one organic substrate in at least two liquid phases which are at least partially immiscible with one another using a catalyst, wherein at one of the two or more liquid...
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WO/2003/095401A1 |
The invention relates to a method for the production of substituted trifluoroethylenes, wherein a compound of formula (II), wherein R represents optionally carboxy, halogen, C1-C6-alkoxy, C1-C6-alkoxycarbonyl or C1-C4-alkylcarbonyloxy su...
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WO/2003/095395A1 |
The invention relates to a method for the production of substituted trifluoroethylenes, wherein a compound of formula (II) wherein R represents optionally carboxy, halogen, C1-C6-alkoxy, C1-C6-alkoxycarbonyl or C1-C4-alkylcarbonyloxy sub...
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WO/2003/095084A2 |
A process for hydrogenating one or more functional groups in a compound, for example an alkene, involves contacting the compound with a hydrogen source in the presence of a reaction solvent and suitably in the presence of a catalyst, suc...
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WO/2003/093285A1 |
The invention relates to ferrocenyl ligands of general formula (II), the Sfc,S-enantiomer or the Rfc,R-enantiomer of the ferrocenyl ligands of formula (II) being enriched, and a method for producing such ligands.
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WO/2003/064926A1 |
A waste water disposal method using an industrial combustion equipment, comprising the steps of detecting the operating state of the industrial combustion equipment by signals from a flowmeter for fuel supplied to the industrial combusti...
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WO/2003/062175A1 |
The invention relates to a method for producing alkenyl aromatic compounds. Said compounds are obtained by reacting alkyl aromatic compounds with a suitable catalyst in the presence of water vapour and natural gas or methane, at a temper...
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WO/2003/053886A1 |
The present invention relates to a process and a device for the gassing of a liquid phase with hydrogen. The process and the device are characterised by the form of the gassing of the solution with hydrogen. This is metered in without bu...
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WO/2003/022468A1 |
A metal powder containing at least two metal elements each of which forms a phase having the metal element as its main component, characterized in that arbitrary two of the metal elements exhibit the absolute value of the difference in t...
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WO/2002/098925A2 |
The invention relates to a method for the transfer of hydrogen to chemical compounds, whereby the hydrogen transfer is carried out in supercritical or subcritical phases by using stabilised and dispersed metal particles. The invention fu...
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WO/2002/094740A2 |
Disclosed are heterogeneous processes (i) for the hydrogenation of a compound containing at least one unsaturated carbon-carbon bond, and (ii) for the hydro-dehalogenation of a compound containing at least one C-Cl, C-Br or C-l bond. The...
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WO/2002/090268A1 |
A process for the treatment of aqueous waste streams having a pH of 5 to 11 and containing organoboron compounds of the formula R¿4?B?-1¿M?+¿ with hydrogen peroxide in order to convert such organoboron compounds to boric acid and orga...
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WO/2002/081414A2 |
The present invention relates to a method of carrying out hydrogenation of a substrate in the presence of a supercritical fluid such that more than one phase is present in the reaction medium. The reaction is performed under continuous c...
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WO/2002/070119A1 |
A reaction system of organic substance employing a supercritical fluid or a sub-critical fluid and operable industrially with a high energy efficiency in which a reactive substance, e.g. an organic substance, can be injected in uniform s...
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WO/2002/068114A1 |
Method for treatment of fluid hazardous, organic waste materials, where a plasma of 2000-5000°C temperature is generated by means of an electric arc in a plasma generator, the plasma torch is directed into a reactor, the reactor consist...
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WO/2002/060851A1 |
The invention relates to a method for cleaning crude terephthalic acid by means of catalytic, hydrogenating aftertreatment using a catalyst material containing at least one hydrogenation metal applied to a carbon carrier consisting of ca...
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WO/2002/058824A1 |
A process for the decomposition and removal of one or more fluorine containing compounds from a first gaseous mixture comprising the one or more fluorine containing compounds and water vapour, which process comprises the stages of: (i) c...
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WO/2002/055453A2 |
Process for the preparation of completely or partly saturated organic compounds by catalytic hydrogenation of unsaturated organic compounds with hydrogen or hydrogen-containing gas mixtures in the presence of a shaped Raney catalyst as t...
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WO/2002/049957A1 |
The invention concerns a hydrogen generating system, characterised in that it combines a water-corrodible metal, an inorganic material, said material having a specific surface capable of fixing the oxide and/or hydroxide form(s) of said ...
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WO/2002/030851A2 |
The invention relates to a method for the hydrogenation of unsubstituted or at least monoalkyl substituted uni- or poly-nuclear aromatics by means of bringing the above at least one aromatic into contact with a gas containing hydrogen, i...
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WO/2002/028528A1 |
The invention relates to a supported catalyst consisting of metal of the platinum group. Said catalyst can be obtained by means of controlled electroless deposition of at least one metal of the platinum group from a precipitation solutio...
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WO/2002/028527A1 |
The invention relates to a method for producing catalysts by depositing at least one metal of the platinum group on a non-porous, non-metallic carrier without using an electric current. The invention also relates to the catalysts obtaine...
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WO/2002/005950A2 |
Disclosed is a molecular sieve catalyst which contains molecular sieve-containing attrition particles and virgin molecular sieve, the attribution particles having been recycled from a catalyst manufacture process or from a reaction syste...
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WO2001054812B1 |
The present invention includes a catalyst having a layered structure with, (1) a porous support, (2) a buffer layer, (3) an interfacial layer, and optionally (4) a catalyst layer. The invention also provides a process in which a reactant...
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WO/2001/070650A1 |
The invention relates to a method for dehydrating organic compounds in order to form unsaturated compounds.
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WO/2001/068224A1 |
A method and device for processing PFC, in which a vacuum pump is not caused to damage, maintenance and inspection are easy and burning treatment is not required. Continuously arranged after a vacuum chamber (12) through pipes (14) are a...
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WO/2001/068571A1 |
A process for the production of an olefin from a hydrocarbon, which process comprises: contacting the hydrocarbon and a molecular oxygen-containing gas with a catalyst under auto-thermal conditions sufficient to produce the olefin, where...
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WO/2001/056692A1 |
The invention is directed to a process for carrying out a chemical reaction in a reactor, comprising passing a reaction mixture in liquid phase through at least one structured reactor element present in said reactor, the internal surface...
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WO/2001/037994A2 |
The present invention is directed to ex situ phosphorus-activated crystalline porous silicates such as layered silicates and microporous silicates, processes for said ex situ phosphorus activation, catalyst compositions containing said e...
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WO/2001/021559A1 |
The invention relates to a method for hydrogenating organic compounds containing at least one C-C double bond. According to the invention, the hydrogenation of the compound to be hydrogenated is carried out using a hydrogenation catalyst...
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WO/2001/014289A2 |
A method for carrying out a catalysis reaction in carbon dioxide comprising contacting a fluid mixture with a catalyst bound to a polymer, the fluid mixture comprising at least one reactant and carbon dioxide, wherein the reactant intera...
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WO/2001/010797A1 |
Oxidation of organic compounds is catalyzed by addition of a catalytic amount of a metalloporphyrin in a non-reactive aprotic solvent.
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WO/2001/004131A1 |
Chiral or nonchiral ditertiary diphosphines having solubilizing substituents, for example -NH-C(O)-NH-C(CH¿2?-O-CH¿2?CH¿2?CO¿2?H)¿3?, in the diphosphine framework are excellent ligands for d¿8? metal complexes which are soluble in ...
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WO/2000/050472A1 |
An efficient dehalogenation method which comprises treating an organic compound containing a compound of a halogen, such as fluorine or chlorine, as an impurity and having unconjugated carbon-carbon double bonds, for example, a butene po...
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WO/2000/018774A1 |
A fluorous phosphine wherein the phosphor is coupled to at least one aryl or alkyl moiety, to which moiety a fluorous tail is coupled, wherein a spacer group, containing a non-carbon atom, is positioned between the aryl or alkyl moiety a...
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WO/2000/013788A2 |
The objective of the present invention is a polyvalent bifunctional catalyst and the process of its realisation. A catalyst characterized by the fact that it contains, over a TiO¿2? support, an oxide or a mixture of metallic oxides of M...
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WO/2000/005184A1 |
The invention relates to a method for hydrogenating a heterocyclic compound or a mixture of two or more heterocyclic compounds by bringing said unsaturated heterocyclic compound or mixture of two or more heterocyclic compounds into conta...
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WO/2000/001689A1 |
A process for producing compounds of formula (1.0) is disclosed. The compound of formula (1.0) is produced by: (1) separating the atropisomers of (2.0) to obtain the atropisomers (2.0A) and (2.0B); (2) heating the atropisomer of formula ...
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WO/1999/064377A1 |
The invention concerns a method for dehydrogenating an organic compound characterised in that it consists in using a catalyst comprising an ABO¿3? type structure perovskite. It is particularly useful for dehydrogenating ethylbenzene for...
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WO/1999/054298A1 |
The invention relates to a new method for producing N-methyl-N- [(1S)- 1-phenyl-2- ((3S)-3- hydroxypyrrolidine- 1-yl)ethyl]- 2,2-diphenyl acetamide or N-methyl- N-[(1R)- 1-phenyl-2- ((3R)-3- hydroxypyrrolidine- 1-yl)ethyl]- 2,2-diphenyl ...
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WO/1999/051554A1 |
The invention relates to a method for processing a product gas obtained through pyrolysis of 1,2-dichloroethane (EDC), wherein the product gas is broken down into its main components hydrogen chloride (HCL), vinyl chloride (VCM) and unre...
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WO/1999/032224A1 |
The invention relates to a method for producing oxidic catalysts containing copper with an oxidation number > 0 by treating a solid oxidic supporting material with an aqueous solution containing at least one copper salt and by means of a...
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WO/1999/024080A1 |
The invention provides a method of magnetic resonance investigation of a sample, said method comprising: (i) reacting para-hydrogen enriched hydrogen with a hydrogenatable MR imaging agent precursor containing a non-hydrogen non-zero nuc...
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WO/1999/015239A1 |
The invention relates to a method for reductive dehalogenation of halogen-organic substances which can be used in solid or liquid mixtures of substances. When the parameters of the inventive method are correspondingly adapted, liquids an...
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WO/1999/006145A1 |
The present invention relates to a process for preparing a microcomposite comprising a highly fluorinated ion-exchange polymer containing pendant sulfonate functional groups, said polymer existing as aggregated particles entrapped within...
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WO/1999/004861A1 |
Disclosed is a method for eliminating halogenated and non halogenated waste, whereby waste is reacted with products containing metal oxide in an oxygen-free medium at temperatures ranging from 800 °C to 1100 °C.
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WO/1998/011057A1 |
A process for preparing in a good yield optically active erythro-3-amino-2-hydroxybutyric esters having a high purity and serving as an important intermediate of pharmaceuticals, particularly HIV protease inhibitors. The process is chara...
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