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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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WO/2001/005495A1 |
The invention relates to a method for producing a granulate in tablet form, from a melt. Said method comprises the following steps: (i) preparing a melt; (ii) producing drops from said prepared melt; (iii) depositing said drops on a cool...
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WO/2001/004105A1 |
The invention concerns novel methods for preparing enantiopure compounds of formula (I) wherein X represents a halogen atom, its additive salts with mineral or organic acids, or its salts with optically active organic acids. The inventio...
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WO/2001/002326A1 |
The present invention is concerned with a process for the preparation of (R)-1-(3,5-bis(trifluoromethyl)phenyl)ethanol by asymmetric transfer hydrogenation of 3,5-bis(trifluoromethyl)acetophenone using a rhodium of ruthenium catalyst and...
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WO/2001/000549A2 |
The invention relates to branched, largely unsaturated fatty alcohols that are obtained by (a) dimerizing unsaturated fatty acids with 16 to 22 carbon atoms in a known-manner, (b) separating the monomer fraction obtained during the dimer...
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WO/2001/000551A1 |
Novel compounds having the structure (I) where R¿1? is a lower alkyl group, R¿2?, R¿3?, R¿4? and R¿5? is each independently hydrogen or a lower alkyl group, R¿6? is hydrogen, a lower alkyl group, an alkylidene group or a lower alke...
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WO/2000/076942A1 |
The invention concerns mainly novel diamine derivatives or the like of general formula (I) particularly useful, in their optically active form, as ligand of metal complexes. The invention also concerns the complexes, the method for prepa...
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WO/2000/073253A1 |
Compounds are disclosed that have the chemical structure of Formula (II) and (IIB) and their produg esters and acid-addition salts, and that are useful as Interleukin-1 and Tumor Necrosis Factor-a modulators, and thus are useful in the t...
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WO/2000/071500A1 |
The invention relates to novel halogen compounds, to a method for producing them and to their use for treating plants for protecting them against attack from phytopathogenic microorganisms and insects. The invention also relates to novel...
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WO/2000/068174A1 |
A process for treating a feedstock comprised of functionalized alpha olefins and functionalized internal olefins, comprising: a) contacting the feedstock with a linear polyaromatic compound under conditions effective to form a reaction m...
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WO/2000/068173A1 |
A process for efficiently producing highly pure tetrafluorobenzenemethanols, tetrafluorobenzenecarbaldehyde dialkyl acetals and tetrafluorobenzenecarbaldehydes, which are useful as, for example, intermediates in the production of cyclopr...
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WO/2000/064870A1 |
Novel 3-methylated vitamin D¿3? derivatives represented by general formula (I) wherein X is -CH¿2?-, -O-, or -S-; and R?1¿ is a C¿1?-C¿15? saturated or unsaturated aliphatic hydrocarbon group which may be substituted with one to thr...
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WO/2000/064914A1 |
The invention relates to modular, unsymmetrical bidentate organophosphorous ligands of the general formula (I) that have a trivalent phosphine functionality and a second trivalent phosphorous group that is bound to a chiral ligand struct...
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WO/2000/064848A1 |
The invention relates to a method for the dihydroxylation of olefins using transition-metal catalysts for producing monofunctional, bifunctional and/or polyfunctional 1,2 diols of the formula (I): R?1¿R?2¿C(OH)-C(OH)R?3¿R?4¿. Accordi...
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WO/2000/064844A1 |
The invention relates to a method for the asymmetric dihydroxylation of olefins, using osmium catalysts for producing monofunctional, bifunctional and/or polyfunctional chiral 1,2 diols of formula (I): R?1¿R?2¿C(OH)-C(OH)R?3¿R?4¿. Ac...
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WO/2000/064555A2 |
A process for extracting a compound or composition of matter from a raw material containing that compound or composition as a constituent part is described. The process comprises the steps of (1) contacting the raw material with an extra...
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WO/2000/039055A1 |
Novel polyaromatic hydrocarbon quenching reagents of Formula (I), wherein: P is a polyaromatic hydrocarbon of low chemical reactivity which is soluble; Q is one or more quenching reagents, or an acid or base addition salts thereof, that ...
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WO/2000/037115A1 |
The invention provides low viscosity iodinated aryl compounds, useful as X-ray contrast agents, of formula (I) wherein n is 0 or 1; X is an amide group linked to the phenyl ring either by the nitrogen atom or by the carbon of the carbony...
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WO/2000/035845A1 |
Alcohols are prepared practically advantageously through hydrogenation of carbonyl compounds under mild conditions either by reacting a carbonyl compound with hydrogen in the presence of a bipyridyl derivative, a Group VIII transition me...
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WO/2000/030623A2 |
The present invention relates to an agent which lowers prolactin and which comprises at least one bicyclic diterpene of the labdan or cleordan type (I), (II), (III), (IV), whereby R1 is H, C¿1?-C¿3?-alkyl or C¿1?-C¿3?-acyl.
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WO/2000/031009A1 |
The invention concerns functional trifluorovinyl monomers and their copolymerisation with fluorinated olefins and the use of said trifluorovinyl monomers for forming fluorinated elastomers. The invention also concerns the copolymers resu...
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WO/2000/029362A1 |
The present invention provides novel 1,4-diaryl-2-fluoro-1-buten-3-ol compounds of structural formula (I), a method for the pr eparation of those formula (I) compounds, and the use of those formula (I) compounds in the preparation of 1,4...
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WO/2000/027783A1 |
Mixtures of allyl alcohol and n-propanol are separated by extractive distillation using propylene carbonate, N-methyl pyrrolidone or gamma-butyrolactone extractive distillation solvent.
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WO/2000/026167A1 |
The invention concerns novel bi-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, in cancerology, and in the...
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WO/2000/025885A1 |
The invention concerns a method for separating at least a constituent of a mixture in a set of looping chromatographic columns, the loop comprising at least a point for injecting a load, a point for drawing off the raffinate, a point for...
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WO/2000/024699A1 |
Aqueous formaldehyde solutions with a pH value of 3.4-4.2, containing a) 10-75 wt.% formaldehyde and b) 0-5000 wt.ppm tetroxane.
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WO/2000/023406A1 |
The invention relates to a method for processing contaminated fatty alcohol mixtures, wherein: (b) the mixture is treated with an acid and (d) the fatty alcohol is then distilled from the residues. One particular advantage is that produc...
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WO1999062451A9 |
Jojoba alcohol, an oily liquid at moderate ambient temperatures, is readily absorbed by human skin where it relieves irritation and inhibits the formation of lesions caused by viruses. The inhibitory action is applicable to enveloped vir...
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WO/2000/017138A1 |
A process which comprises reducing a fluorobenzonitrile derivative (1) into a fluorobenzylamine derivative (2) and replacing the amino group of the derivative (2) by hydroxyl to thereby obtain a fluorobenzyl alcohol derivative (3), where...
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WO/2000/014096A1 |
The present invention relates to novel chiral 1,1' ferrocylene diphosphonites and the synthesis thereof, in addition to complexes of said compounds with metals from groups VIIb, VIIIb and Ib of the periodic table and to the use thereof f...
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WO/2000/009463A1 |
The present invention relates to a process for stereoselective or regioselective chemical synthesis which generally comprises reacting a nucleophile, selected from the group consisting of water, alcohols, carboxylic acids, and thiols, an...
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WO/2000/009465A1 |
The invention relates to a method for producing alkyne diols by reacting ketones with acetylenic hydrocarbons in an organic solvent in the presence of a base which contains potassium alcoholates of primary and/or secondary alcohols. The ...
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WO/2000/008031A1 |
The invention relates to the production of phospholipids with synthetic, unsaturated alkyl and acyl chains according to general formula (I) A - PO¿3? - B, wherein B represents a radical of general formula (II), wherein n is a whole numb...
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WO/2000/004865A2 |
Synthetic methods for lactone-containing compounds such as the discodermolides are provided, as are compounds which mimic the chemical and/or biological activity thereof, and methods and intermediates useful in their preparation.
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WO/2000/004011A1 |
The present invention relates to cyclic compounds which can be used in the treatment of dyslipidaemia, atherosclerosis and diabetes, to processes for preparing these compounds. The compounds of the invention correspond to formula (I) whe...
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WO/2000/002836A1 |
The invention concerns a method for preparing 2-disubstituted 2,3-dihydrobenzofuran derivatives, in particular dexefaroxan from a compound of formula (III) wherein the group R represents a benzyloxymethyl group, a carboxylic ester or car...
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WO/2000/000496A1 |
An enolate functionalised reaction intermediate of general formula (I), wherein X is an alkyl group; Z is selected from the group consisting of alkyl, hydrogen, halogen, alkoxy, thiol, aryloxy or ester; n is an integer and is at least on...
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WO/1999/064383A1 |
Optically active butane-1,2,3,4-tetraol derivatives are of formula (I). The compounds may be used as doping agents for liquid crystals for a wide range of applications including solid state cholesteric filters for projection displays, ci...
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