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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/2002/050139A1 |
Butene oligomer derivatives carrying tert-butyl groups as one of the terminal groups, having a repeating unit of the main hydrocarbon chain consisting of 80% by mol or more of CH¿2?C(CH¿3?)¿2?-, and carrying the other terminal groups ...
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WO/2002/050053A2 |
Compounds, compositions, and methods for controlling an arthropod pest population that employ an eremophilane sesquiterpene parent structure are presented. The compounds have minimal adverse or toxic effects on humans, non-human animals,...
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WO/2002/044111A1 |
A catalytic transfer hydrogenation process is provided. The catalyst employed in the process is a metal hydrocarbyl complex which is coordinated to defined bidentate ligands substituted with at least one group selected from an optionally...
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WO/2002/042252A1 |
A process for preparing tertiary alcohol esters represented by the general formula: Z-C(-R?2¿)¿2?-O-C(=O)-R?3¿ [wherein Z is a mono- or poly-cyclic aromatic or nonaromatic ring; R?2¿ is a hydrocarbon group; and R?3¿ is a hydrocarbon...
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WO/2002/040155A1 |
A process for the hydrogenation, using molecular hydrogen (H¿2?), of a catalytic system, wherein the catalytic system comprises a base and a complex of formula; (II) wherein Y represents simultaneously or independently a hydrogen or hal...
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WO/2002/038535A1 |
Optically active cobalt (II) complexes represented by the general formulae (1) and (1'): (1) (1') wherein R?1¿ and R?2¿ are each independently hydrogen, linear or branched alkyl, linear or branched alkenyl, aryl, acyl, alkoxycarbonyl, ...
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WO/2002/036533A1 |
Monomers having electron-withdrawing groups, as represented by the general formula (a), (b) or (c), wherein A?1¿, A?2¿, and A?3¿ are each a ring; R?a¿, R?b¿, R?c¿, and R?u¿ are each independently hydrogen or an organic group; at l...
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WO/2002/034707A1 |
A process for the preparation of 4-methyl-2,3,5,6-tetrafluorobenzyl alcohol comprising hydrogenating 4-methyl-2,3,5,6-tetrafluorobenzonitrile to 4-methyl-2,3,5,6-tetrafluorobenzylamine and converting 4-methyl-2,3,5,6-tetrafluorobenzylami...
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WO/2002/034706A1 |
A process for the preparation of 1,4-bis(hydroxymethyl)-2,3,5,6-tetrafluorobenzene comprising fluorinating 2,3,5,6-tetrachloroterephthalonitrile to obtain 2,3,5,6-tetrafluoroterephthalonitrile, hydrogenating 2,3,5,6-tetrafluoroterephthal...
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WO/2002/030568A1 |
The invention relates to a micro-structured, self-cleaning, catalytically active surface comprising elevations and indentations containing a catalytically active material in the indentations. The invention also relates to a method for pr...
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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/2002/026678A2 |
An object of the present invention is to provide a process for producing a fluorinated methyl-benzyl alcohol, which process is industrially practicable. A process for producing a fluorinated methyl-benzyl alcohol according to the present...
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WO/2002/024617A1 |
The invention relates to a method for the isomerisation of educt allyl alcohols of formula (I) to product allyl alcohols of general formula (II), wherein R?1¿ to R?5¿ represent hydrogen or a monounsaturated or polyunsaturated C¿1?-C¿...
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WO/2002/022623A1 |
Prochiral ketones are enantioselectively reduced to chiral secondary alcohols with a compound having the formula I: where, the two R¿2? groups are identical and are each a substituted or unsubstituted, aryl, alkyl, cycloalkyl or aralkyl...
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WO/2002/022526A2 |
The catalysts of formula (II): [Ru(L)¿m?(L')¿w?XY], wherein X and Y represent simultaneously or independently a hydrogen or halogen atom, a hydroxy group, or an alkoxy, carboxyl or other anionic radical, m is 1 or 2, w is 1 when m is 1...
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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/2002/014301A1 |
Novel intermediate compounds which can be used in the preparation of phytone and Vitamin E and a process for the preparation thereof. A process for the preparation of phytone and Vitamin E from these compounds is also claimed.
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WO/2002/012155A2 |
There is provided a process for the preparation of a chiral insecticidal and acaricidal compound of formula (I). Also provided are intermediate compounds useful in the process of the present invention.
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WO/2002/010093A1 |
Both low-molecular and high-molecular aromatic or heteroaromatic compounds, which are substituted with olefins, play an important role in industry, for example as auxiliary agents or additives in cosmetic preparations such as sunscreen a...
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WO/2002/004466A2 |
Catalyst for the asymmetric (transfer) hydrogenation represented by the formula ML¿a?X¿b?S¿c?, where M is a transition metal, to be chosen from rhodium and ruthenium, and X is a counter ion and S is a ligand, a ranges from 0.5 to 3 an...
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WO/2002/002494A2 |
The invention relates to dimethylbenzene derivatives of general structure (I), wherein X represents a group (C=CH¿2?) or a group CH(CH¿3?) with the proviso that if X represents a group (C=CH¿2?), the radical R?1¿ represents an alkyl ...
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WO/2002/002504A1 |
To provide a novel method for producing a fluorinated benzenedimethanol compound useful as a starting material or an intermediate in the production of agricultural or medicinal chemicals in an industrially advantageous manner. A method f...
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WO/2001/098241A2 |
Secondary alcohols, specifically diols and polyols, are dehydroxylated to the corresponding primary alcohols using hydrogen in the presence of a ruthenium-containing catalyst precursor having the formula {[CpRu(CO)¿2?]¿2?($g(m)-H)}?+¿...
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WO/2001/098238A2 |
Ketones and aldehydes are hydrogenated to the corresponding alcohol of alkyl group, using H¿2? gas as the stoichiometric reductant, and a ruthenium- or iron-containing catalyst precursor having the formula {[CpM(CO)¿2?]¿2?($g(m)-H)}?+...
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WO/2001/097967A1 |
Catalyst composition comprising titanium chemically bonded to a silica support, characterised in that the silica support is a shaped extrudate of silica powder. The catalyst composition is very useful in the epoxidation of olefins into a...
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WO/2001/094359A1 |
A novel phosphine ligand is an enantiomerically enriched compound of formula (5) or the opposite enantiomer thereof, wherein Ar?1¿ and Ar?2¿ represent the same or different aromatic groups of up to 20 C atoms. A transition metal comple...
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WO/2001/090396A1 |
Method for the preparation of an enantiomerically enriched ester, in which a mixture of the enantiomers of the corresponding secondary alcohol is subjected, in the presence of an acyl donor, to an enantioselective conversion in the prese...
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WO/2001/085672A1 |
Compounds of general formula (I), where X = a CHO, CN, CH=NOH, or CH¿2?OH group and the C=C double bond may be either E or Z configuration are characterised by an interesting and original odour characteristic with high dispersion. Said ...
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WO/2001/074828A1 |
The invention concerns a water soluble compound of formula ($g(a)) wherein: A represents naphthyl or phenyl; and Ar¿1? and Ar¿2? independently represent a saturated or aromatic carbocyclic group; X¿a?, X¿b? are independently selected...
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WO/2001/074506A1 |
An extrusion die comprises a die body defining a die cavity (18). The cavity (18) is shaped such that the die body includes a male portion (24) and a female portion (26). A leading edge (18a) of a part of one side of the die cavity (18) ...
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WO/2001/072713A1 |
The invention provides non-steroidal estrogenic compounds with estrogenic and anti-estrogenic compounds effects for treatment of estrogen-deficiency related disorders, which compounds are having formula (I) wherein, one of R?a¿ or R?b¿...
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WO/2001/068743A2 |
Disclosed are porous polymer/carrier solid phase reactants which consist of a polymer that consists of fine particles and is situated in the pore space of porous carrier materials. Reactive groups are bound to the polymer. Said groups ac...
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WO/2001/058588A1 |
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...
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WO/2001/055064A1 |
The invention relates to a method which enables the production of 2,3,5,6-tetrahalogen-xylylidene compounds with favorable yields by diazotizing 2,3,5,6-tetrahalogen-xylylidene diamine.
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WO/2001/047633A2 |
The invention relates to Raney alloy catalysts, which are applied to a support and which have an extremely thin layer comprised of the Raney alloy with a thickness ranging from 0.01 to 100 $g(m)m. These catalysts are produced by vacuum m...
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WO/2001/042177A1 |
The invention relates to a method for isomerising educt allyl alcohols to product allyl alcohols in the presence of tungsten oxo (VI) complexes, containing ligands which contain additional oxygen at temperatures of between 50 and 300 °C...
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WO/2001/040152A1 |
A process for producing a polyprenol derivative represented by general formula (II) (wherein Y and Z each represents hydrogen or are bonded to each other to represent a carbon-carbon bond; n is an integer of 0 or larger; and R?2¿ repres...
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WO/2001/038303A2 |
The invention concerns novel tri-aromatic compounds of general formula (I) and the method for preparing them, and their use in pharmaceutical compositions for use in human or veterinary medicine (in dermatology, cancerology, as well as i...
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WO/2001/037663A2 |
Methods of applying cyclopropene derivatives and compositions thereof to block ethylene receptors in plants are disclosed. One such method comprises applying to the plant an effective ethylene response-inhibiting amount of cyclopropene d...
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WO/2001/036095A1 |
A novel polymer-supported Lewis acid catalyst which has high activity in reactions in an aqueous medium, can be easily recovered, and is highly reusable. The catalyst comprises a polymer film and Lewis acid groups represented by general ...
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WO/2001/034110A1 |
The invention concerns a fatty alcohol obtainable by a method which consists in reducing the carbonyl function of a vegetable or animal oil, the method consisting in: reacting said vegetable or animal oil with appropriate amounts of poly...
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WO/2001/028964A2 |
A heterogeneous liquid-phase process for the hydrogenation of aldehydes of Formula (I) and (III) to the corresponding alcohols of Formula (II) and (IV) which process comprises contacting alcoholic or aqueous-alcoholic solution of aldehyd...
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WO/2001/028971A1 |
The present invention relates to a process for preparing a chiral ester expressed in formula (100) by mixing and reacting: a ketone of formula (4); a ruthenium complex selected from the group consisting of compounds (1, 2 and 3) expresse...
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WO/2001/026807A1 |
A supported catalyst comprises a cationic rhodium (I) complex of formula (1) wherein R?1¿ and R?2¿ are the same or different hydrocarbon groups of up to 30 C atoms, or R?1¿ and R?2¿ are linked to form a ring, and a heterogeneous supp...
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WO/2001/023088A1 |
The invention relates to a catalyst for asymmetrical transfer hydrogenation on the basis of a transition metal compound and a nitrogen-containing enantiomerically enriched ligand. The invention also relates to various processes for the p...
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WO/2001/021605A2 |
The invention concerns a method for selectively extracting furan lipids and polyhydroxylated fatty alcohols of avocado, characterised in that it comprises steps which consist in: preparing an unsaponifiable matter of avocado; then in sub...
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WO/2001/014288A1 |
An optical resolver comprising an optically active substance obtained from tris(2,3-epoxypropyl) isocyanurate. The substance is an optically active tris(epoxyalkyl) isocyanurate, a derivative thereof, or an optically active derivative of...
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WO/2001/009147A1 |
The invention relates to novel chiral phosphorus ligands that can be easily produced on the basis of chinoline derivatives which represent inexpensive starting materials. The novel compounds have the general formula (I), wherein R?1¿, R...
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WO/2001/007405A2 |
The invention relates to vitamin D derivatives of the formula (I), wherein Z is an optionally substituted carbocyclic or heterocyclic, optionally aromatic or heteroaromatic 5- or 6-membered ring or an optionally substituted condensed rin...
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