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Matches 401 - 450 out of 4,201

Document Document Title
WO/2002/100502A2
Disclosed is a method for at least partially removing formic acid from an aqueous solution containing formic acid, cyclohexanone and cyclohexanol, wherein the formic acid is decomposed on on a basic metal oxide made of metal from groups ...  
WO/2002/096846A1
The present invention relates to process wherein (+)-2-carene epoxide is coupled with a compound X-Y that contains nucleophilic and electrophilic moieties, to produce a compound of formula (5). The reaction mixture consists essentially o...  
WO2002074718A3
The invention relates to a method for separating close-boiling homo and heteroazeotropic mixtures using ionic liquids. The method is superior to conventional extractive rectification in terms of cost-effectiveness and exergetic aspects a...  
WO2002030769A9
A process for obtaining 3'-epilutein by epimerization of an extract containing lutein with a strong organic acid aqueous solution that is slowly added under agitation at ambient temperature in the presence of an organic aprotic medium wi...  
WO/2002/085827A1
The invention relates to an extract from the pods of lupin seeds containing lupeol, more particularly an extract wherein the content thereof by weight is greater than 30 %, preferably greater than 50 %, even more advantageously 70 - 100 ...  
WO/2002/074718A2
The invention relates to a method for separating close-boiling homo and heteroazeotropic mixtures using ionic liquids. The method is superior to conventional extractive rectification in terms of cost-effectiveness and exergetic aspects a...  
WO2002057201A3
Higher diamondoid derivatives capable of taking part in polymerization reactions are disclosed as are intermediates to these derivatives, polymers formed from these derivatives and methods for preparing the polymers.  
WO/2002/069952A1
Compounds represented by the following general formula (II) or salts thereof and antiinflammatory agents containing these compounds or pharmacologically acceptable salts thereof. These antiinflammatory agents are superior in antiinflamma...  
WO/2002/070441A1
Optically active, cyclohexene, cyclohexenone and cyclohexene oxide compounds are provided, which are represented by the general formulae (1) to (4): (1) (2) (3) (4) wherein R is hydrogen or CH¿2?R?2¿ (wherein R?2¿ is hydrogen, or line...  
WO/2002/068372A1
The invention relates to a novel thermo-isomerization method for the rapid and simple production of macrocyclic ketones of formula (Ia) or (Ib). While being in the gas phase at temperatures of greater than 500 °C, the macrocyclic ketone...  
WO2002048079A3
The invention relates to a method for producing cis-2-tert-butylcyclohexanol, whereby 2-tert-butylphenol is hydrogenated in the presence of a nickel/iron catalyst mixture and 2-tert-butylcyclohexyl acetate.  
WO/2002/060864A1
The present invention concerns methods of obtaining stable lutein and its derivatives. Additionally, the invention concerns various compositions comprising lutein, lutein esters, tetrahydrocurcuminoids, and carnosic acid.  
WO2001098238A3
Ketones and aldehydes are hydrogenated to the corresponding alcohol of alkyl group, using H2 gas as the stoichiometric reductant, and a ruthenium- or iron-containing catalyst precursor having the formula {[CpM(CO)2]2( mu -H+Q-, wherein M...  
WO/2002/057201A2
Higher diamondoid derivatives capable of taking part in polymerization reactions are disclosed as are intermediates to these derivatives, polymers formed from these derivatives and methods for preparing the polymers.  
WO/2002/058079A1
A proton conductor which comprises silicon oxide, a Brfnsted acid, and a carbonaceous material derivative obtained by introducing proton (H?+¿)-releasing groups onto carbon atoms contained in a carbonaceous material which consists mainl...  
WO2002010128A3
Disclosed are processes for conversion of (3R,3'R,6'R)-lutein to (3R,6'R)- -cryptoxanthin,(3R)- -cryptoxanthin, anhydroluteins I, II, and III (dehydration products of lutein), and a method for separating and purifying the individual caro...  
WO/2002/053522A2
The present invention relates to compounds and derivatives thereof, their synthesis, and their use as estrogen receptor modulators. The compounds of the instant inventive are ligands for estrogen receptors and as such may be useful for t...  
WO/2002/051782A1
A method for preparing a fullerene derivative, wherein a fullerene derivative having a group capable of liberating a proton introduced to a carbon atom constituting the fullerene molecule is formed by using a halogenated fullerene formed...  
WO2002004384A3
A process of separating a single desired stereoisomer from a racemic mixture of eight stereoisomers of a compound of formula (III), wherein R1 represents an isopropanol group, an isopropyl group or an isopropylene group, includes the ste...  
WO/2002/048079A2
The invention relates to a method for producing cis-2-tert-butylcyclohexanol, whereby 2-tert-butylphenol is hydrogenated in the presence of a nickel/iron catalyst mixture and 2-tert-butylcyclohexyl acetate.  
WO/2002/046131A1
The present invention relates to substituted cyclohexenes, to their use as well as to their preparation method. These compounds have powerful long lasting natural fruity grapefruit notes with minty and fresh green tonalities.  
WO/2002/044110A1
The present invention relates to an oxidation reaction in the presence of phase-transfer catalyst controlling reaction, which may be represented by general formular [(R1) (R2) (R3) (R4) N]xH¿y?[A], or QmMO3(L). The kind of catalyst itse...  
WO/2002/042247A1
Disclosed are retiferol derivatives of formula (I): wherein X is > C=CH¿2? or -CH¿2?-; Y and Z are independently of each other hydrogen, fluorine or hydroxy; A is -O(CH¿2?)¿3?-, -(CH¿2?)¿2?-(1,2-C¿6?H¿4?)-, -CH=CH-(1,2-C¿6?H¿4?...  
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...  
WO/2002/030769A1
A process for obtaining 3'-epilutein by epimerization of an extract containing lutein with a strong organic acid aqueous solution that is slowly added under agitation at ambient temperature in the presence of an organic aprotic medium wi...  
WO2001023337A9
A process for the synthesis of 1D-chiro-inositol via a series of conversions (I) } (III) } (IV) } (VI) } (A); and another process therefor through both a compound (VIIIa) obtained by treating a compound (IV) with an alkali metal fluoride...  
WO2001094279A3
The present invention provides an industrial scale process for obtaining lutein and zeaxanthin concentrates of high purity from saponified marigold extracts that may have high levels of chlorophyll.  
WO/2002/027037A1
The invention relates to a method comprising a multistep process for recovering betaine, erythritol, inositol, sucrose, mannitol, glycerol and amino acids from corresponding starting materials. The invention comprises the use of a weakly...  
WO/2002/026343A2
The present invention provides a method for selectively extracting acidic and/or non-acidic compounds from natural material such as plant tissue.  
WO/2002/024639A1
The present invention provides a novel compound represented by the general formula (I); wherein R is H or COR?3¿; R?1¿is H, R?2¿, phenyl, or COR?3¿, wherein R?2¿ is C¿1?-C¿5? lower alkyl and R?3¿ is R?2¿ or phenyl; Z is CH¿2? o...  
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...  
WO/2002/016296A1
An improved catalytic process for decomposing alkyl or aromatic hydroperoxides is disclosed which utilizes a caalytic amount of a heterogeneous Au catalyst that has been treated with an organosilicon reagent.  
WO/2002/014243A1
The novel isomeric alkenes having structure (I) or (II) or (III) exhibit interesting odour characteristics, generally floral in nature, and so find use in perfumes and in perfumed products. The alkenes are also useful as intermediates in...  
WO/2002/014255A1
A method of making a 3-alkylcycloalkanol of formula 2: where R¿1? represents a methyl or ethyl group, R¿2? represents hydrogen, R¿3? represents an ethyl, propyl, butyl, isobutyl or isoamyl group, R¿4? represents hydrogen and R¿5? re...  
WO/2002/014253A1
The novel isomeric ethers having the structure (I) exhibit interesting odour characteristics, generally herbal, floral or buttery nature, and so find use in perfumes and in perfumed products. The ethers are also useful as intermediates i...  
WO2001074742A3
The invention relates to a method for oxidizing substrates such as hydrocarbons, waxes or soot. The method involves the use of a compound of formula (I) in which: R<1> and R<2> represent H, an aliphatic or aromatic alkoxy radical, carbox...  
WO/2002/010128A2
Disclosed are processes for conversion of (3R,3'R,6'R)-lutein to (3R,6'R)-α-cryptoxanthin,(3R)-β-cryptoxanthin, anhydroluteins I, II, and III (dehydration products of lutein), and a method for separating and purifying the individual ca...  
WO/2002/004384A2
A process of separating a single desired stereoisomer from a racemic mixture of eight stereoisomers of a compound of formula (III), wherein R¿1? represents an isopropanol group, an isopropyl group or an isopropylene group, includes the ...  
WO/2002/002493A1
A process for producing a tertiary alcohol having an adamantane skeleton which comprises reacting optionally substituted 2-adamantanone with a Grignard reagent in the presence of a rare earth halide. By the process in which optionally su...  
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)}?+...  
WO/2001/094279A2
The present invention provides an industrial scale process for obtaining lutein and zeaxanthin concentrates of high purity from saponified marigold extracts that may have high levels of chlorophyll.  
WO/2001/090035A1
A method for treating a microbial infection or disease in a subject, said method comprising administering to said subject an effective amount of a compound according to the formula (1). Wherein; ---- denotes a single or double bond or an...  
WO/2001/087810A1
The present invention relates to methods for the production and isolation of D-chiro-inositol (DCI) from plant extracts. Specifically the present invention provides a method to produce D-chiro-inositol from a precursor moiety by conversi...  
WO/2001/077052A1
Improved oxidation methods are provided wherein a reaction mixture comprising a substrate to be oxidized (e.g., phenols, alkenes) and an oxidation catalyst (typically dispersed in an organic solvent system) is supplemented with a compres...  
WO/2001/074742A2
The invention relates to a method for oxidizing substrates such as hydrocarbons, waxes or soot. The method involves the use of a compound of formula (I) in which: R?1¿ and R?2¿ represent H, an aliphatic or aromatic alkoxy radical, carb...  
WO2001010885A3
The invention provides methods for separating outer birch bark from inner birch bark. The invention also provides methods for isolating betulin; lupeol; betulinic acid; 9,10-epoxy-18-hydroxyoctadecanoic acid; 9,10,18-trihydroxyoctadecano...  
WO/2001/068576A1
The present invention relates to novel monocyclic and bicyclic monoterpene diols that stimulate melanogenesis in mammalian skin, hair, wool or fur, and, are useful for treating or preventing various skin and proliferative disorders, neur...  
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...  
WO/2001/051434A1
The invention relates to a novel method for carrying out reactions of carbonyl compounds with organometallic reagents, especially grignard reagents. The inventive method is characterised in that the organometallic reagent and the carbony...  
WO/2001/049649A1
The invention relates to a process for the enantioselective preparation of tolterodine and analogues and salts thereof comprising the steps of: a) enantioselectively reducing the carbonyl function in a compound of formula (II), wherein R...  

Matches 401 - 450 out of 4,201