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WO/2009/144329A1 |
The invention describes previously undisclosed crystal forms of astaxanthin designated crystal form I and II. It has been surprisingly found that the two crystal forms of astaxanthin show an improved bioavailability, a relatively high so...
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WO/2009/143715A1 |
Disclosed is a retinoid derivative and pharmaceutical composition and use thereof. The present compound can prevent or treat tumour of the blood system, such as acute leukaemia, chronic leukaemia, multiple myeloma, lymphoma, etc.; preven...
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WO/2009/116487A1 |
Disclosed is a method for producing a sulfone compound represented by formula (1), which comprises a step of obtaining a compound represented by formula (4) by reacting a compound represented by formula (3) with a chlorate or a bromate, ...
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WO/2009/110451A1 |
Provided is a sulfone manufacturing method characterized by the fact that an allyl sulfone compound represented by formula (1): (1) (wherein A is CH2 or C=O, Ar is an aryl group that optionally has 1-3 substituents, and the wavy line rep...
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WO/2009/080280A2 |
The present invention relates to a process for photochemically isomerizing an E-pent-2-en-4-yn-1-ol to a Z-pent-2-en-4-yn-1-ol and vice versa.
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WO/2009/063100A1 |
The invention relates to the extraction of carotenoids using ternary blends. An extracting blend for separating out carotenoids has been developed, which can be used with any raw material, based on biocompatible solvents. The invention c...
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WO/2009/039716A1 |
A carotenoid formulation in oil suspensions, comprises a carotenoid with an average particle size of 10μm or less, an antioxidant and an edible oil. A feed contains the said carotenoid formulation, a method for preparing the feed and us...
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WO/2009/027499A2 |
The invention relates to the production of solutions of astaxanthin derivatives in edible oils and to solutions of astaxanthin derivatives in an edible oil that can be obtained by said method. The inventive method comprises: i) provision...
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WO/2009/027850A2 |
The invention describes the preparation and isolation of xanthophylls from plant sources, whereby a transesterification process is utilized without the necessity of an aqueous format.
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WO/2009/019712A1 |
The invention disclosed in this application relates to a novel xanthophylls composition containing trans-isomeric forms of meso-zeaxanthin, zeaxanthin and lutein useful for nutrition and health care and a process for its preparation are ...
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WO/2008/119196A1 |
Disclosed are Compounds that block off-notes in consumables and methods of blocking off-notes in consumables including off-notes provided by artificial sweeteners including aspartame, Saccharin, acesulfame K (Acesulfame potassium), sucra...
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WO/2008/107152A1 |
The present invention relates to a process for the manufacture of an emulsion or dispersion containing one or more carotenoids, in a preferred embodiment it relates to the manufacture of a powder containing one or more carotenoids, furth...
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WO/2008/102375A2 |
Disclosed herein is a process for preparation of isotretinoin and more specifically, to a purification process for obtaining highly pure isotretinoin, by treating heavy metal and/or other impurities contaminated isotretinoin with a base ...
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WO/2008/073367A1 |
Engineered strains of the oleaginous yeast Yarrowia lipolytica capable of producing carotenoids (e.g., ß-carotene, lycopene, lutein, zeaxanthin, canthaxanthin, astaxanthin) are provided. The strains may also be engineered to co-produce ...
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WO/2008/055704A1 |
The present invention relates to a process for the preparation of β-ionones and/or α-ionones of the formulae (II) and (III) by acid catalyzed ring-closing of ψ-ionones of the formula (I) wherein R1 to R7 are independently selected fro...
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WO/2008/037465A1 |
Improved method of production of 9-(Z)-retinoic acid, in which: a) a β-formyl-crotonic acid C1-C10 alkyl or phenyl ester is reacted with an isolated 9-(Z)-C15-triarylphosphonium salt by the Wittig reaction in the presence of a base to t...
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WO/2008/012758A2 |
Processes for producing intermediate materials used for perfumery, specifically, epimerized cyclohexenyl ketones, are disclosed. Processes for employing the epimerising reaction in an Aldol condensation reaction are also disclosed. The p...
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WO/2008/009675A2 |
The invention relates to antioxidants, mixtures, preparations, dyes, vesicles, carotinoid formulations, dermocosmetic products, pharmaceuticals, food and fodder, and other solids or liquids or the mixtures thereof, which contain 3,3'-dih...
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WO/2007/137017A1 |
An aromatics complex flow scheme has been developed in which C7-C8 aliphatic hydrocarbons are recycled to an isomerization unit (51) of a xylene recovery zone (55) to increase the efficiency of the isomerization unit (51). This improveme...
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WO/2007/128574A1 |
The invention therefore relates to a process for the preparation of astaxanthin of the formula I by reacting 2 mol of the triphenylphosphonium salt of the general formula II in which X represents chlorine, bromine or the (HSO4) radical, ...
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WO/2007/119105A2 |
A simple and economic method of extracting free xanthophylls from plant material, particularly marigold petals and boxthorn berries, is described. The method relies upon salting out of aqueous components from a saponified oleoresin, whic...
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WO/2007/115831A1 |
The invention relates to a process for the preparation of a ketone and/or an aldehyde, comprising the steps of: a) forming a reaction mixture by bringing a starting ketone or a starting aldehyde or a mixture of a starting aldehyde and a ...
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WO/2007/115832A1 |
The invention relates to a process for the preparation of a ketone or an aldehyde, comprising the steps of: a) forming a reaction mixture by bringing a mixture of a starting aldehyde and a starting ketone into the gaseous phase; b) bring...
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WO/2007/114461A1 |
Disclosed is a process for production of a composition having a carotenoid content of 80% or more, which comprises: extracting a culture of a microorganism, a condensation product of the culture or a dried product of the culture or the c...
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WO/2007/098520A1 |
The present invention relates to a process for the manufacture of a composition containing at least one xantophyll selected from the group consisting of lutein and zeaxanthin, said process comprising the steps of: providing an extract of...
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WO/2007/096791A1 |
The present invention relates to a preparation of β-γ ene carboxylic or ketone derivatives, which may also have particular requirement on the configuration of the carbon-carbon double bond. The method requires a thermal treatment of α...
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WO/2007/082847A1 |
The invention relates to a method for producing pure or enriched bisabolol by separating substance mixtures containing bisabolol and farnesol, by selective esterification of farnesol and subsequent distillation separation. The invention ...
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WO/2007/072529A2 |
The present invention relates to a process for the preparation of intermediates useful in the synthesis of Astaxanthin, in particular C15-Wittig salts, but also 4-oxo-β-ionones, 3-hydroxy-4-oxo-β-ionones and the aryl esters thereof. 4-...
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WO/2007/068745A1 |
The invention concerns novel polyunsaturated compounds of formula (I) wherein: R1 represents a R'1, -A-R'1 group, R'1 being selected among - COOH, -COOR3, -CONH2, -CONHR3, -CONR3 R4, -CHO, -CH2OH, -CH2OR5, and A represents a C2-C16 alkyl...
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WO/2007/045057A2 |
The presente invention is related to new techniques for the extraction of carotenoids, preferably beta-carotene, from solid residues or "husks" coming from the processing of palms. This technique is based on the use of organic and inorga...
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WO/2007/032375A1 |
Disclosed is a process for production of an optically active α-ionone with good yield and enantiomeric excess, at a low cost, with good workability and in a short process. Also disclosed is a fragrance composition comprising an opticall...
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WO/2007/031286A1 |
The invention relates to a process comprising a condensation step wherein a starting aldehyde or ketone is made to react with an ester of an α-haloacid to form an epoxy compound, whereby the reaction is carried out in the presence of a ...
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WO/2007/009601A1 |
The present invention relates to novel compositions containing finely dispersed carote- noids. The novel compositions of this invention can be used as colorants or additives for food, beverages, animal feeds, cosmetics or drugs. The colo...
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WO/2007/003543A1 |
The invention relates to a method for preparing an aqueous suspension and a powdered preparation of one or more carotinoids, comprising a) at least one carotinoid, b) at least one modified starch, c) sucrose. The invention is characteriz...
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WO/2006/126325A1 |
[PROBLEMS] Although fucoxanthin extracted from wakame (Undaria pinnatifida) is efficacious as an agent having an antiobesity activity, fucoxanthin is contained in only a small amount in a matured brown alga body and, therefore, it takes ...
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WO/2006/114794A1 |
The present invention explains a realistic and effective process for isolating and purifying carotenoids containing higher concentrations of carotenoids such as trans-lutein, trans-zeaxanthin, Cis-lutein, ß-carotene and Cryptoxanthin fr...
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WO/2006/102576A1 |
A chemical composition; comprising one or more carotenoid analogs or derivatives having a structure (I), (II) and (III) where each R3 is independently hydrogen or methyl, and where each R1 and R2 are independently wherein each R5 is inde...
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WO/2006/090871A1 |
A method of recovering xanthophylls, comprising the adsorption step of bringing a sample containing xanthophylls into contact with a hydrophilic resin so that the resin adsorbs the xanthophylls, and the desorption step of leaching the xa...
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WO/2006/038764A1 |
The novel intermediate compound which can be efficiently utilized in the synthesis of carotenoid compounds based on the sulfone chemistry, the preparation method of the same, and the practical synthetic process for preparing β-carotene ...
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WO/2006/034556A1 |
This invention relates to a carotenoid composition comprising the carotenoid as particles of size smaller than 100 nanometers in an oil medium and a method of preparing the composition by milling the carotenoid in an oil medium and thera...
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WO/2006/027243A1 |
The invention relates to a method for producing cyclohexene derivatives of general formulae (I) or (II), by reducing alkine compounds of general formulae (III) or (IV), with a mixture of zinc and at least one ammonium salt of formula (V)...
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WO/2006/008016A1 |
A method for preparation of 4-ketolutein from lutein is described. The product is useful as a feed additive to provide desirable coloration for egg yolks and chicken skins.
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WO/2005/103994A1 |
A method of, on the basis of three-dimensional structural information of biopolymer, establishing the configuration of a ligand molecule binding to the biopolymer; and an apparatus therefor. There is provided a method of establishing the...
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WO/2005/087720A1 |
The invention relates to a method for the production of astaxanthine of formula (I) by reacting 2 mols of the triphenylphosphonium salt of general formula (II), wherein X represents chlorine, bromine or the (HS04) radical, in a Wittig re...
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WO/2005/079464A2 |
Various compounds such as those having the formula (I) and (XIV) where the variables have the values described herein antagonize the vitamin D receptor and are useful in treating conditions such as asthma and in preparing medicaments for...
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WO/2005/068409A1 |
The present invention relates to a process for obtaining stabilized Lutein with about 95% yield from oleoresin at ambient temperature, said process comprising steps of dissolving cleaned oleoresin in alcohol to obtain dissolved Xanthophy...
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WO/2005/061426A1 |
The present invention relates to a process for the carbon-carbon double bond isomerisation of a 2-alkyl-cyclohex-3-enyl alkyl or alkenyl ketone into a mixture comprising the corresponding 2-alkyl-cyclohex-2-enyl ketones and the correspon...
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WO/2005/058811A1 |
The invention relates to a method for producing vitamin A acetate by reacting $g(b)-vinyl ionol with triphenylphosphine in the presence of sulphuric acid in a solvent mixture consisting of between 60 and 80 % methanol, between 10 and 20 ...
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WO/2005/056506A1 |
The invention relates to a lutein solubilized product comprised of one part, which consists of a lutein-containing composition, and of approximately 7 to approximately 9 parts polysorbate, and to a method for the production thereof, duri...
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WO/2005/056507A2 |
The invention relates to a method for producing cyclohexenone derivatives of general formula (I), wherein R1 represents hydrogen or OH; R2 represents (Ia), comprising the following steps: (a) hydrolyzing a cyclohexenol compound of formul...
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