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8642813 Reductive biomass liquefaction  
The present invention provides methods, reactor systems, and catalysts for converting in a continuous process biomass to less complex oxygenated compounds for use in downstream processes to...
8318985 Method for producing optically active, racemic menthol  
The present invention relates to a particularly economic overall method for producing menthol, specifically for producing optically active, essentially enantiomerically and diastereomerically pure...
8304583 Hydrogenation of aliphatic dialdehydes to aliphatic diols  
A process of hydrogenating an aliphatic dialdehyde, preferably, a C6-C16 alicyclic dicarboxaldehyde, to form an aliphatic diol, preferably, a C6-C16 alicyclic diol, most preferably,...
8134034 Recovery of bis(diarylphenol) ligands during the production of isopulegol  
The present invention relates to a method of working up an aluminium-containing reaction product from the production of isopulegol by cyclization of citronellal in the presence of complex...
8067217 Method for preserving reduced coenzyme Q10  
The present invention has its object to provide a method for stably preserving a capsule containing reduced coenzyme Q10, which is useful as foods, functional nutritive foods, specific health...
8063254 Method for production of reduced coenzyme Q10 using water-containing organic solvent  
The present invention aims to provide reduced coenzyme Q10, which is useful as food, food with nutrient function claims, food for specified health use, nutritional supplement, nutritional product,...
8013193 Method for producing alcohol by hydrogenating lactone and carboxylic acid ester in liquid phase  
Disclosed is a method for producing an alcohol from a lactone or a carboxylic acid ester, which enables to produce an alcohol from a lactone or a carboxylic acid ester under relatively mild...
8003829 Recovery of phenol ligands during the production of isopulegol  
The present invention relates to a method of working up an aluminum-containing reaction product from the production of isopulegol by cyclization of citronellal in the presence of complex...
7960593 Process for preparation of menthol by hydrogenation of isopulegol  
The present invention relates to a process for preparing racemic or optically active menthol by catalytically hydrogenating racemic or optically active isopulegol in the presence of hydrogen and...
7868211 Method for the production of enriched isopulegol  
The present invention relates to a process for preparing enriched isopulegol by crystallization from a melt comprising isopulegol. The invention relates specifically to a process for preparing...
7709688 Method for the production of menthol  
Processes comprising: (a) enantioselectively hydrogenating a staffing material comprising a component selected from geraniol, nerol and mixtures thereof to form optically active citronellol; (b)...
7569735 Method for producing alcohols  
A method for producing alcohols which comprises reducing esters or lactones with hydrogen gas in the presence of a catalyst comprising (i) a ruthenium compound, (ii) a monodentate monophosphine or...
7550633 Method for the production of isopulegol  
The present invention relates to a process for the preparation of isopulegol of formula (I): comprising the cyclization of citronellal of formula (II): in the presence of a tris(aryloxy)aluminum...
7301057 Process for preparing TCD-alcohol DM  
The present invention relates to a process for preparing 3(4),8(9)-dihydroxymethyltricyclo[5.2.102.6]decane by hydrogenating the hyd roformylation products of d icyclopentad lene. The process...
7250537 Method of hydrogenating phenol  
The present invention provides a novel method of hydrogenating a phenol for hydrogenating a phenol industrially advantageously. The present invention relates, in the case of phenol hydrogenation...
7145041 Method for producing saturated alcohols, ketones, aldehydes and carboxylic acids  
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...
7105709 Method of producing reduced coenzyme q10  
The present invention relates to a method of conveniently and efficiently producing high-quality reduced coenzyme Q10 which is useful as an ingredient in foods, functional nutritive foods,...
7084312 Catalyst and method for hydrogenating carbonyl compounds  
A process for the hydrogenation of an organic compound containing at least one carbonyl group comprises bringing the organic compound in the presence of hydrogen into contact with a shaped body...
7015014 Isolation of carotenoid crystals  
The present invention relates to a crystalline carotenoid compound, such as β-carotene, with a purity of at least 95% and with substantially no solvent enclosed in the crystal lattice. The present...
6680414 Process for the hydrogenation of hydroformylation mixtures  
The present invention provides a process, which includes: in a homogeneous liquid phase including water, and over a fixed-bed catalyst,continuously hydrogenating at least one hydroformylation...
6660890 Production of optically active α-hydroxyacetals  
A process for the heterogeneous and enantioselective hydrogenation of prochiral organic α-keto compounds with platinum as the catalyst in the presence of a soluble or immobilized chiral aromatic...
6576787 Hydroxymethyl-group-containing alicyclic compound and process for producing the same  
Hydroxymethyl-group-containing alicyclic compounds that are useful for making photosensitive resins and other functional polymers. Processes for producing the hydroxymethyl-group-containing...
6429344 Process for the preparation of d,I-menthol  
The invention relates to a process for the preparation of d,l-menthol by catalytic hydrogenation of compounds which have the carbon skeleton of menthane containing at least one double bond and are...
6407294 Method for producing 1,6-hexanediol  
A process for producing 1,6-hexanediol by hydrogenation of adipic esters and/or 6-hydroxycaproic esters in the gas phase at elevated temperature and elevated pressure in the presence of...
6342644 Method for producing 1-menthol  
Provided is a method for the production of 1-menthol, which comprises hydrogenation of piperitenone with a transition metal complex of a specified optically active phosphine to produce pulegone,...
6262284 Process for extraction and purification of lutein, zeaxanthin and rare carotenoids from marigold flowers and plants  
A process for simultaneously extracting, saponifying, and isolating lutein and zeaxanthin, and a mixture of several rare carotenoids in high purity from plants without the use of harmful organic...
5942645 Hydrogenation of aromatic compounds in which at least one hydroxyl group is bonded to an aromatic ring  
A process for hydrogenating aromatic compounds in which at least one hydroxyl group is bonded to an aromatic ring comprises bringing at least one of these compounds into contact with free hydrogen...
5756864 Process for preparing D,L-menthol from D-menthol  
A process is described for preparing D,L-menthol by catalytic rearrangement of optically active D-menthol in the presence of hydrogen at temperatures of from 200 to 350° C. and under pressures of...
5750803 Process for the preparation of D,L-menthol  
A continuous process is described for the preparation of D,L-menthol by catalytic hydrogenation of compounds which have the carbon skeleton of p-menthane containing at least one double bond and...
5406004 Hydrogenation process for the preparation of alcohols and diols utilizing gas and liquid phases  
A process is described for the production of a hydroxylic compound selected from alcohols and diols by hydrogenation of a corresponding hydrogenatable material selected from monoesters of...
5395991 Process for the production of alcohols and diols  
A hydrogenation process is described for the production of a hydroxylic compound selected from alcohols and diols by hydrogenation of a corresponding unsaturated organic compound selected from...
5395987 Preparation of cyclohexanedimethanol with a particular ratio  
A continuous process is described for the production of 1,4-cyclohexanedimethanol (CHDM) having a desired or predetermined trans-:cis- isomer ratio by catalytic hydrogenation of a dialkyl...
5395986 Process for the production of cyclohexanedimethanol  
A process is described for the production of cyclohexanedimethanol having a trans-:cis-isomer ratio greater than about 1:1 by hydrogenation of a dialkyl (e.g. dimethyl) cyclohexanedicarboxylate...
5387753 Process for the preparation of alcohols and diols  
A process is described for reactivating an at least partially deactivated copper-containing ester hydrogenation catalyst which has undergone deactivation through use in hydrogenation of an...
5334779 Catalyst compositions and the use thereof in the hydrogenation of carboxylic acid esters  
Disclosed are catalyst compositions comprised of the oxides of copper, zinc, and a third element selected from the group consisting of aluminum, magnesium, zirconium, and mixtures thereof, and the...
5300706 Process for the preparation of d,1-menthol  
A process for the preparation of d,l-menthol by catalytic hydrogenation of aromatic or partly hydrogenated cyclic compounds which have the carbon skeleton of menthol having at least one double...
5030771 Method of producing aliphatic and cycloaliphatic diols by catalytic hydrogenation of dicarboxylic acid esters  
A method of producing aliphatic and cycloaliphatic diols by catalytic hydrogenation of dicarboxylic acid esters by the use of a copper chromite catalyst in which the copper content (calculated as...
5015787 Process for production cyclohexanol  
In a process for production of cyclohexanol comprising the selective catalytic hydrogenation of phenol to a product mixture comprising a major portion of cyclohexanol and a substantially smaller...
4877909 Process for reducing aldehydes or ketones  
A process for reducing an aldehyde or ketone in the presence of a stable, highly active catalyst which is insoluble in a solvent and which can be recovered easily from the reaction system after...
4835278 Preparation of piperidinylcyclopentylheptenoic acid derivatives  
A process is described for the preparation of a compound of formula (2) ##STR1## (wherein R is a C1-6 alkyl or a C7-20 aralkyl group) and the salts thereof, which comprises reducing a compound of...
4745234 Process for the preparation of α-β unsaturated alcohols  
The invention relates to a process for the preparation of α-β unsaturated alcohols of the formula ##STR1## where R1, R2 and R3, which may be equal or different, represent phenyl, optionally...
4723046 Process for the preparation of 4,4'-biphenol  
A process for preparing 4,4'-biphenol comprising subjecting 4,4-bis(4-hydroxyphenyl)cyclohexanol to decomposition and dehydrogenation in the presence of a dehydrogenation...
4695660 Method of producing cyclohexyl compounds  
A method of producing cyclohexyl compounds by catalytic hydrogenation of benzyl compounds, particularly acetophenone, whereby the benzyl compounds are hydrogenated in the presence of a catalyst...
4604488 Cyclohexanol derivatives and fragrance compositions containing the same  
Fragrant cyclohexanol derivatives are produced by condensing 2-ethylidene-5-norbornene with a phenol compound, in the presence of a Friedel-Crafts catalyst; and hydrogenating the condensation...
4551564 Process for the production of 2- and 4-tert-butylcyclohexanols with high proportions of cis-isomers by catalytic-hydrogenation of the corresponding tert-butylphenols  
2- and 4-tert-butylcyclohexanols are produced having high proportions of cis-isomers, by hydrogenating the corresponding tert-butylphenols in the presence of Pd and Ru catalysts in two stages...
4503273 Hydrogenation of phenols  
The hydrogenation of phenolic molecules can be more effectively carried out using pretreated Group VIII catalysts.
4314942 Deprotection of allylic esters, carbonates and carbamates catalyzed by palladium compounds  
An improved synthetic process for the removal of an allyl group in an allylic ester or an allyloxycarbonyl group in an allylic carbonate or carbamate by reaction with 2-ethylhexanoic acid or an...
4273933 Modified catalyst for stereo-differentiating reduction of _carbonyl compounds and process for reduction with same catalyst  
A modified nickel catalyst used for stereo-differentiating reduction of carbonyl compounds is provided. The modified nickel catalyst is prepared by soaking a nickel catalyst in an aqueous...
4058571 Continuous process for the production of d,l'menthol  
Continuous process for production of d,l, menthol by hydrogenation of thymol or other compound having the carbon skeleton of menthol and which is substituted by oxygen (oxygen or hydroxy) in the...
4058572 Hydrogenation of cyclic unsaturated compounds  
In a process for hydrogenation, with elemental hydrogen gas in the presence of a hydrogenation catalyst, of a cyclic unsaturated compound having an hydroxyl group projecting from an asymmetric...

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