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WO/2003/020860A2 |
This invention relates to methods for treating distillates obtained during the process of deodorizing various oils. More particularly, this invention relates to methods for recovering fatty acids, tocopherols, and sterols from a distilla...
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WO/2003/020859A2 |
The invention relates to a method for hardening unsaturated fatty substances in the presence of transition metal catalysts. Said method is characterised in that the saturation of the double bonds is carried out at pressures of between 10...
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WO/2003/020684A1 |
The present invention describes immobilized haloenamine reagents, immobilized tertiary amides, methods for their preparation, and methods of use.
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WO/2003/017993A1 |
The present invention provides a compound of formula (I): Pt?IV¿(N¿3?)¿2?X?1¿X?2¿Y?1¿Y?2¿, wherein X?1¿ and X?2¿ are the same or different and each one is a group NR?1¿R?2¿R?3¿ wherein R?1¿, R?2¿ and R?3¿ are the same or d...
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WO/2003/018552A2 |
The present invention is directed to protected amino acid halide monomers and oligomers, and to their use in the efficient sythesis of polyamides. The present invention is further directed to the use of -haloenamine reagents, which may o...
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WO/2003/016395A1 |
A novel composition and methods of its use and preparation of polybasic metal carboxylate complexes having the general formula: (A)¿2? M • n D(OH)¿2? • x H¿2?O • m (B)¿2? N wherein: (a) A is an organic fatty acid and is selecte...
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WO/2003/014053A1 |
The invention relates to a method for the common production of formic acid, a carboxylic acid comprising at least two carbon atoms, and/or the derivatives thereof. According to the inventive method, (a) a formic acid ester (I) is transes...
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WO/2003/013610A2 |
A pharmaceutical aerosol formulation comprising a particulate medicament, one or more fluorocarbon or hydrogen-containing fluorocarbon propellants and a compound of the general formula (I) or a salt or solvate thereof, wherein A represen...
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WO/2003/014296A2 |
Compounds containing a specific saturated or unsaturated branched chain terminal group; a polar leading group; and a long-chain aliphatic, non-cyclic, saturated or unsaturated, substituted or unsubstituted, hydrocarbon group linking them...
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WO/2003/011806A1 |
A manufacturing process for the preparation of a , a- branched alkane carboxylic acids, by reacting a mono- olefin or a precursor thereof, with carbon monoxide in the presence of a strong acid catalyst characterized in that the starting ...
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WO/2003/010171A1 |
A compound useful as a cocatalyst component, especially fur use as an addition polymerization catalyst compound, corresponding to the formula: (A?*+a¿)¿b?(Z?*J*¿¿j?)?-c¿¿d?,wherein: A?*¿ is a proton or a cation of from 1 to 80 ato...
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WO/2003/007323A2 |
The invention concerns a method for preparing organic nanotubes in aqueous medium, comprising the following steps: a) preparing a basic aqueous solution having a pH of 10 to 14, preferably 12 to 13.5; b) adding to the solution a compound...
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WO/2003/006157A2 |
The present invention relates to a process for the skeletal isomerization of unsaturated linear fatty acids to branched fatty acids which comprises contacting said unsaturated linear fatty acids with at least one large pore zeolite catal...
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WO/2003/004447A2 |
The invention relates to a method for catalytically oxidizing unsaturated hydrocarbons to form oxidation products, and to the production of saturated alcohols, ketones, aldehydes or carboxylic acids by subsequently hydrogenating the oxid...
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WO/2003/004449A1 |
The invention relates to a method for the continuous preparation of acetic acid and/or methyl acetate by carbonylation using carbon monoxide, methanol or a methanol derivative that can be carbonylated, in liquid phase, in the presence of...
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WO/2003/000409A1 |
A carbonylation catalyst useful for producing esters and carboxylic acids from reactants including loer alcohols, lower alkyl alcohol generating compounds, such as ether and ester derivatives of the alcohols, and mixtures thereof in a va...
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WO/2003/000408A1 |
A solid carbonylation catalyst useful for producing esters and carboxylic acids from reactants including lower alkyl alcohols and lower alkyl alcohol producing compositions in a vapor phase carbonylation process wherein the catalyst incl...
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WO/2003/000173A2 |
The present invention relates to compounds and pharmaceutical compositions useful for treating pain. The invention also relates to methods of treating or alleviating pain in mammals, comprising administering to a mammal suffering from pa...
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WO/2002/102755A1 |
A vapor-phase carbonylation method for producing esters and carboxylic acids from reactants comprising lower alkyl alcohols, loweralkyl alcohol generating compositions and mixtures thereof. The method includes contacting the reactants an...
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WO/2002/102766A2 |
A new and more efficient synthesis of combretastatin A-3 (2a) was completed (8.4% overall yield) starting from methyl gallate and isovanillin with aldehyde 5 and phosphonium salt 8 as key intermediates. Conversion of combretastatin A-3 (...
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WO/2002/081047A1 |
The invention relates to a method for eliminating oxygenated organic molecules, such as organic acids and alcohols, which are present in a liquid or gaseous organic effluent. The inventive method is characterised in that the elimination ...
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WO/2002/072526A1 |
The present invention provides new compositions of matter, referred to as quasi-crystalline carboxylates (QCCs), their preparation and use. The materials comprise a quasi-crystalline hydrated magnesium-aluminium hydroxy carboxylate and a...
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WO/2002/068374A1 |
Methanol and carbon monoxide are fed to a liquid reaction system (3) containing a carbonylation catalyst system through feeding lines (17) and (19), respectively, a part of the reaction mixture containing the resulting acetic acid is wit...
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WO/2002/066149A1 |
The present invention relates to a free-flowing potassium formate product, containing 0.1-1 weight% water, and comprises 0.5-5 weight% of a water soluble anticaking agent selected among carbonates, chlorides and hydroxides of alkali meta...
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WO/2002/064531A1 |
The invention relates to a method for producing high-purity diisobutene by reacting isobutene or isobutene-containing hydrocarbon mixtures on a solid acid ion exchange resin containing sulfonic acid groups, the protons of said groups bei...
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WO/2002/062740A1 |
A low energy process for producing acetic acid by the carbonylation of methanol is disclosed. The process involves a rhodium-catalyzed system operated at less than about 14 % water utilizing up to 2 distillation columns. The process is p...
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WO/2002/062742A1 |
Fluorinated carboxylic acid, used as a surfactant in fluoropolymerization in aqueous media, can be recovered by scrubbing from the exhaust gas of the dryer during polymer drying and, after concentration and treatment with alumina, direct...
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WO/2002/062739A1 |
The invention concerns a method for continuous production of acetic and/or methyl acetate acid, characterised in that, it is based on a known continuous industrial process, called initial process, of carbonylation of methanol or a methan...
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WO/2002/060389A2 |
Applicants's invention includes a method to treat a patient having congestive heart failure by administering a therapeutically effective amount of 3,5-diiodothyropropionic acid. Applicants' invention further includes a method to lower ch...
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WO/2002/059101A1 |
The present invention concerns a process for preparing higher primary alkanols and in particular for preparing 1-octacosanol comprising a multistep process involving reacting cyclodecanone with a secondary amine, reacting the resulting 1...
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WO/2002/051783A1 |
The invention concerns a method for preparing beta, gamma saturated or unsaturated carboxylic acids. More particularly, the invention concerns hydroxycarbonylation of an organic compound comprising a conjugated unsaturation, such as buta...
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WO/2002/050013A1 |
A carboxylic acid compound having cyclopropane ring(s) of the formula (I): wherein R is alkyl or alkenyl optionally having one or more 1,2-cyclopropylene in a carbon chain and/or optionally having cyclopropyl at the end of a chain,X is a...
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WO/2002/043768A1 |
The invention relates to molecular inclusion compounds, which are characterised in that they consist of at least (a) one biocatalytically obtained, linear, water-insoluble polysaccharide and (b) one or more fatty acids or fatty acid deri...
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WO/2002/038526A1 |
The invention relates to a method for producing acetic acid by oxidizing ethane in fluid bed reactors with high selectivity and high yields.
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WO/2002/030919A1 |
Process for the synthesis of R(+)$g(a)-lipoic acid comprising the following stages: a) Salifying of racemic 6,8-halo-octanoic acid with S(-)$g(a)-methylbenzylamine; b) separation by filtration of the crystallized diastereoisomeric salt o...
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WO/2002/028776A1 |
The additive compound of a carboxylic acid and a halide or of a rare earth or gallium halogenocarboxylate of the same acid is obtained by a method which consists in reacting with HX, X representing a halogen, and in a solvent selected am...
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WO/2002/026382A1 |
The invention relates to a catalyst system for carbonylating olefinically or acetylenically unsaturated compounds with carbon monoxide and a nucleophile compound, containing (a) palladium; (b) a phosphine and (c) a polymer containing nit...
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WO/2002/026701A2 |
Ionic compounds with a freezing point of up to 100 °C are formed by the reaction of an one amine salt of formula (I) R?1¿ R?2¿ R?3¿ R?4¿ N?+¿ X?-¿, such as choline chloride with an organic compound (II) capable of forming a hydrog...
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WO/2002/024635A2 |
The present invention relates to a compound formula (I) wherein X¿1? is bond or -O-CH¿2?-, (II) or (III) R?1¿ is hydrogen or an amino protective group, a is phenyl, indolyl or carbazolyl, each of which may be substituted with one or t...
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WO/2002/018332A1 |
A compound represented by the general formula [1] [1] (wherein R?1¿, R?2¿, and R?3¿ each independently represents a residue of an aromatic hydrocarbon; Y?n-¿ represents an anion derived from a fluorinated carboxylic acid having three...
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WO/2002/016298A1 |
A supported gold catalyst is used for selective oxidation. In particular, an alcohol or ketone is oxidized to produce the corresponding carboxylic acid, an alcohol is oxidized to produce the corresponding ketone, and xylene is oxidized t...
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WO/2002/016294A1 |
The invention relates to a method for producing trimethylolpropane while forming formiate salts of the formula: M(OOCH)¿n? (I), wherein M represents the alkali metals lithium, sodium, potassium, rubidium, cesium, and/or the alkaline ear...
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WO/2002/016297A1 |
A method and apparatus for sequestering or volatile catalyst species in a carbonylation process includes contacting the product stream with a vinyl pyridine or a vinyl pyrrolidone resin bed which is operative to sequester entrained or vo...
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WO/2002/016302A1 |
A process that can be used for isolating a fluorinated alkanoic acid from an aqueous solution also containing inorganic fluorides is provided. This process comprises (A) acidifying an aqueous solution comprising an ammonium or alkali met...
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WO/2002/016301A1 |
The invention relates to a method for the decomposition of lactones which optionally have functional groups into carboxylic acids by catalytically reacting the corresponding lactone with hydrogen by using a compound of a metal of group V...
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WO/2002/013953A1 |
A method of more efficiently recovering a fluorochemical surfactant from an aqueous solution containing the surfactant. The method of recovering a fluorochemical surfactant comprises subjecting an aqueous solution containing the surfacta...
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WO/2002/014328A1 |
A process for making a product containing tin (II) or tin (IV) carboxylates of formula (RCOO)¿2-n?Sn(OOCR')¿n? or (Rcoo)¿4-R?SU(OOCR')¿n?, where each R, which may be the same or different, is hydrogen or a C¿1?-C¿40? hydrocarbyl gr...
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WO/2002/012160A1 |
The present invention relates to a fluorination method for the synthesis of halofluoro-organic compounds which can be used, inter alia, as precursors in the synthesis of 2,3-unsaturated fluoro-organic carbonyl compounds comprising a fluo...
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WO/2002/012158A2 |
The invention relates to a method for catalytically producing organic substances by partial oxidation which is carried out in the gaseous phase in the presence of molecular oxygen at temperatures in the range of from 200 to 500 °C in at...
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WO/2002/010228A2 |
Polymeric materials are recycled by transformation to useful chemicals by oxidization in the liquid phase using acetic acid as a solvent and a metal bromide catalyst.
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