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WO/2005/123708A1 |
A process to recover optically active epoxy alcohols from asymmetric epoxidation reaction mixtures such as those produced using the Sharpless method of epoxidation of allylic alcohols. The process includes adding a reducing agent to redu...
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WO/2005/115954A2 |
A process for preparing 1,3-dibromoacetone, 1-3-dichloroacetone and epichlorohydrin which comprises: (a) reacting acetone with 2 moles of bromine to make a mixture of brominated acetone derivatives and byproduct hydrogen bromide; (b) equ...
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WO/2005/116004A1 |
A process for preparing epichlorohydrin comprises (1) converting ethane to 1,2-dichloroethylene (cis/trans mixture) in the presence of a catalyst; (2) producing 2,3dichloropropanal by (a) hydroformylating the 1,2- dichloroethylene in...
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WO/2005/111009A2 |
This invention relate to methods for the preparation of amino acid keto-epoxides according to scheme (I). Specifically, allylic ketones are stereoselectively converted to the desired keto epoxides.
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WO/2005/103024A1 |
The present invention relates to a method of separating an olefin from a gas stream, said gas stream comprising the olefin and at least one other component, said method comprising (i)compressing and cooling the gas stream; (ii) separatin...
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WO/2005/102525A1 |
A process and hydro-oxidation catalyst for the hydro-oxidation of a hydrocarbon, preferably a C3-8 olefin, such as propylene, by oxigen in the presence of hydrogen to the corresponding partially-oxidized hydrocarbon, preferably, a C3-8 o...
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WO/2005/100335A1 |
A process for stereoselective synthesis of a compound of Formula (X) or Formula (X') wherein R1, R2, and R3 are as defined herein, the process comprising: (a) reacting the starting material of formula A with a chiral sulfoxide anion sour...
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WO/2005/097318A1 |
A process for preparing a catalyst comprising silver, a rhenium component, and a rhenium co-promoter on a support, which process comprises - depositing the rhenium co-promoter on the support prior to or simultaneously with depositing sil...
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WO/2005/097722A1 |
Epichlorohydrin is produced from acetone by (1) chlorinating acetone to form monochloroacetone; (2) disproportionating the monochloroacetone in the presence of a platinum catalyst, a strong acid and preferably a chloride source (for exam...
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WO/2005/097316A1 |
A process for preparing an epoxidation catalyst comprising silver and a high-selectivity dopant on a support, which process comprises - depositing a base having a pKb of at most 3.5 when measured in water at 25 °C, on the support prior ...
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WO/2005/097315A1 |
A process for preparing a catalyst comprising silver on a support, which process comprises - depositing silver on the support, and - depositing on the support a base having a pKb of at most 3.5 when measured in water at 25 °C, in a quan...
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WO/2005/095370A1 |
An improved catalytic process for the preparation of epoxides from alkenes using a combination of transition metal salt, an inorganic promoter and an organic additive in absence of solvent or in the presence of a solvent with commerciall...
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WO/2005/095310A2 |
This invention relates to a process for the production of olefins, alcohols, ethers, ethoxylates, glycols, and olefin oxides from alkanes in a halogen, preferably bromine or chlorine, system, wherein there are halogenation (reaction of h...
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WO/2005/092502A1 |
Catalysts useful for oxidation reactions are disclosed. The catalysts comprise a titanium zeolite, a transition metal, and a polymer, wherein at least one of the titanium zeolite or transition metal is encapsulated within a thin layer of...
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WO/2005/092826A1 |
Disclosed is a phenol compound represented by the general formula (I) below which is preferably used as a raw material for synthetic resins and the like. Also disclosed is an epoxy resin represented by the general formula (II) below whic...
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WO/2005/092468A1 |
Process for preparing an alkylene oxide, which process comprises: (a) oxidation of an organic compound to obtain reaction product containing organic hydroperoxide, (b) washing at least part of the organic hydroperoxide containing reactio...
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WO/2005/092501A2 |
Catalysts useful for oxidation reactions are disclosed. The catalysts comprise a polymer-encapsulated titanium zeolite. The catalysts are easy to prepare and use, they are easy to recover and reuse, and they provide good conversions in a...
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WO/2005/092874A1 |
Propylene oxide is formed in a two step reaction wherein in a first step oxygen and hydrogen are reacted in the absence of propylene to form hydrogen peroxide and in a second step propylene is reacted with the formed hydrogen peroxide to...
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WO/2005/090325A1 |
A high-purity alicyclic epoxy compound which is obtained by epoxidizing an alicyclic olefin compound with an aliphatic peroxycarboxylic acid containing substantially no water, subsequently subjecting the resultant compound to desolvation...
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WO/2005/090272A1 |
A method of synthesizing and reacting compounds in a cyclone reactor (10) is disclosed and described. A liquid carrier can be provided which can include solid catalyst particles, liquid catalysts, and/or liquid reactants. The liquid carr...
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WO/2005/090323A1 |
A method for producing propylene oxide, characterized in that it comprises reacting a peroxide and propylene in the presence of a titanosilicate catalyst which has the X-ray diffraction pattern described below and is represented by the f...
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WO/2005/090324A1 |
An integrated process combines olefin epoxidation with production of cyclohexanone and cyclohexanol for nylon. Cyclohexanone and cyclohexanol normally produced by the oxidation of cyclohexane, in which cyclohexyl hydroperoxide is generat...
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WO/2005/086776A2 |
An interspinous implant or spacer (51) having a central body (53) and extensions (67, 73) wherein the extensions are made of memory metal .
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WO/2005/087776A1 |
Diastereoselective epoxidation of allylically substituted alkenes using metalloporphyrins as catalyst provides high trans-selectivities (i.e., trans- : cis-epoxide ratio). A diversity of cycloalkenes bearing different allylic substituent...
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WO/2005/087755A1 |
The inventive subject matter relates to novel processes for making an epoxy alcohol from an aldehyde, comprising the steps of: (a) adding (i) an organozinc compound or (ii) divinylzinc compound and an diorganozinc compound to said aldehy...
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WO/2005/082533A1 |
Noble metal-containing titanium zeolite catalysts are prepared by reacting a titanium compound, a silicon source, a templating agent, and a noble metal source at a temperature and for a time sufficient to form a molecular sieve. The cata...
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WO/2005/077908A1 |
A guanidine compound which has a bi-aryl skeleton represented by the following general formula (1): [wherein R1, R2 and R3 each independently represents a hydrogen atom, a hydrocarbon group optionally having a substituent or a heterocycl...
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WO/2005/077921A1 |
A guanidine compound which has a bi-aryl skeleton represented by the following general formula (1): [wherein R1, R2 and R3 each independently represents a hydrogen atom, a hydrocarbon group optionally having a substituent or a heterocycl...
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WO/2005/077531A1 |
The invention is a process for epoxidizing olefins with hydrogen and oxygen in the presence of a palladium-containing titanium zeolite and a palladium-free titanium zeolite. The process exhibits good productivity and selectivity for olef...
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WO/2005/075444A1 |
Process for the preparation of alkylene oxide which process comprises: (a) oxidation of an organic compound to obtain a hydroperoxide containing stream, (b) washing the hydroperoxide stream with a basic aqueous solution, (c) washing the ...
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WO/2005/075443A1 |
A TS-1 catalyst suitable for the production of oxirane compounds is prepared by subjecting conventionally formed TS-1 to a size reduction treatment such as milling such that the average particle size weighted by volume of the TS-1 is red...
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WO/2005/072868A1 |
The present invention relates to the synthesis of chiral epoxides via a catalytic asymmetric oxidation of olefins. Additionally, the methodology provides a method of asymmetrically oxidizing sulfides and phosphines. This asymmetric oxida...
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WO/2005/072178A2 |
A method of preparing an epoxide functional vegetable oil, the process comprises contacting a raw vegetable oil with hydrogen peroxide and an organic acid having from 1 to 20 carbon atoms, in the presence of water and a solvent for a suf...
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WO/2005/068074A2 |
The invention accordingly relates to the use as catalysts of at least one metal complex of formula (1) [LnMemXp]2Yq (1), wherein L is a ligand of formula (2) wherein Q1 is N or CR 10, Q2 is N or CR11, and wherein the remaining substituen...
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WO/2005/061472A1 |
Propylene oxide is formed by reaction of propylene with molecular oxygen in a high boiling solvent containing slurried solid catalyst, the light components are flashed and the remaining liquid containing slurried catalyst is recycled.
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WO/2005/061473A1 |
Novel epoxy compounds represented by the general formula (1) which are useful as the raw material of cured epoxy resins exhibiting liquid crystallinity; a process for the production thereof; and compositions containing the compounds: (1)...
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WO/2005/058494A1 |
A novel multicomponent oxidation catalyst that can be effectively used in, for example, an epoxidation reaction of olefins, etc., being inexpensive and high in versatility and that exhibits high catalytic activity; and a process for prod...
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WO/2005/058791A1 |
A carboxylic acid compound represented by the formula (1); [Chemical formula 1] and an epoxy compound having a structural unit derived from the carboxylic acid compound and an epoxy group.
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WO/2005/056181A1 |
Disclosed is a catalyst which enables to produce an oxygen-containing organic compound at a high conversion rate. Such a catalyst also has a high selectivity of the oxygen-containing organic compound and a high utilization efficiency of ...
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WO/2005/056548A1 |
Compositions are provided comprising the compound (Ia) and the use of said compound in the control of harmful phytopathogenic fungi and a process for the reparation of the compound (Ia) which is (2S, 3R)-1[3-(22-chloro-phenyl)-2(4-fluoro...
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WO/2005/056543A2 |
There is provided a process for the preparation of oxiranes wherein an optionally substituted alkene is reacted in the presence of a chiral catalyst, an oxidant and an organic solvent characterised in that the oxidant is at least partial...
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WO/2005/054219A1 |
The present invention relates to a process to modify the non glycidyl functional products occurring in industrially produced glycidyl esters, which are currently used in the synthesis of radical polymerisable acrylic or methacrylic acid ...
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WO/2005/046856A2 |
Ethylene is oxidized by contact at oxidizing conditions with an admixture of a solid particulate catalyst and a solid particulate alkali metal i treated inert.
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WO/2005/042506A1 |
Oxidation products are recovered from a mixture of the products in a dense phase or supercritical solvent by a liquid-liquid extraction at dense phase conditions.
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WO/2005/042148A1 |
A catalytic material includes microporous zeolites supported on a mesoporous inorganic oxide support. The microporous zeolite can include zeolite Beta, zeolite Y (including “ultra stable Y” - USY), mordenite, Zeolite L, ZSM.5, ZSM-11...
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WO/2005/040145A1 |
A process for stereoselective synthesis of compounds of Formula (X) wherein: R1 is an aryl or heteroaryl group, each optionally independently substituted with one to three substituent groups, wherein each substituent group of R1 is indep...
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WO/2005/040099A1 |
Processes for efficiently producing a 3-substituted (2R,3R)-2-(protected amino)-3-hydroxypropionic acid derivative from a 3-substituted (2S*,3R*)-2,3-epoxypropionic acid. The processes are the following (1) to (3): (1) a process which co...
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WO/2005/039757A1 |
A catalyst for the manufacture of alkylene oxide, for example ethylene oxide, by the vapor-phase epoxidation of alkene containing impregnated silver and at least one efficiency-enhancing promoter on an inert, refractory solid support, sa...
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WO/2005/038036A1 |
The invention relates to a method for hydrolysing fluorinated epoxy comprising one or several CF3 groups consisting in treating an epoxy in the presence of a protein exhibiting epoxy hydrolysis (EH) activity with respect to CF3 epoxies i...
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WO/2005/037811A1 |
A method for the production of chiral substituted epoxides of formula (I) wherein R represents a substituted C5-C20-aryl-, C5-C20-heterocycle or C1-C20-alkyl radical, R1 represents H or is defined as R, wherein a chiral cyanhydrine of (I...
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