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JP4699347B2 |
A method of minimizing or reducing the toxicity of a retinoid having a free carboxyl group and the resulting modified retinoids are described. The method comprises the step of esterifying the carboxyl group of the retinoid with a highly ...
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JP4642341B2 |
A process for the separation and recovery of minor components from vegetable oil such as palm oil. Esterified palm oil is subjected to molecular distillation giving a concentrate rich in minor components. The concentrate is then adsorbed...
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JP4608034B2 |
A liquid, oil-miscible carotenoid (I) preparation (A) comprises a double dispersion system, consisting of a dispersion in oil of droplets (having particle size below 100 mu m) of an aqueous phase containing dispersed particles of (I) sta...
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JP4601549B2 |
A chemical compound having the structure where each Y is independently O or H 2 ; where each R is independently -alkyl-NR 2 3 , -alkyl-CO 2 - , or -amino acid-NH 3 + ; where each R 2 is independently H, alkyl, or aryl, as well as its use...
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JP4579415B2 |
The invention relates to methods for producing farnesol or geranylgeraniol comprising: (a) culturing a microorganism in a fermentation medium to produce a product selected from the group consisting of farnesyl phosphate and farnesol or g...
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JP4577354B2 |
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JP4563997B2 |
A process for the production of 9-(Z)-retinoic acid is described which comprises reacting an alkali metal salt of 3-methyl-4-oxocrotonic acid with a C15-triphenyl-phosphonium salt. 9-(Z)-retinoic acid is used in the treatment of dermatol...
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JP2010229137A |
To provide trans carotenoid salt compounds, methods for making them, methods for solubilizing them and uses of the same.The compounds include the following structure, and are compounds which are not TSC (trans sodium crocetinate): YZ-TCR...
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JP2010189367A |
To provide an intermediate from which a carotenoid can easily be derived, an efficient method for producing the intermediate, and an efficient method for producing a carotenoid using the intermediate.There are provided a method for produ...
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JP4532734B2 |
The process of the present invention relates to a process for producing 1 3-cis retinoic acid. The process of the present invention involves reacting a Wittig salt in a solvent with a butenolide in the presence of a weak base and a Lewis...
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JP4519975B2 |
A process for the manufacture of a retinyl acylate of the formula wherein R<1> signifies optionally substituted C1-23-alkyl; C2-23-alkenyl featuring 1 to 5 double bonds; optionally aromatically substituted phenyl-C1-6-alkyl; or optionall...
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JP4472502B2 |
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JP4468376B2 |
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JP2010510208A |
The present disclosure relates to a process for preparing a substantially total lipid fraction from fresh krill, a process for separating phospholipids from the other lipids, and a process for producing krill meal.
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JP2010509255A |
The present invention relates to a process for the preparation of ²-ionones and/or ±-ionones of the formulae II and III by acid catalyzed ring-closing of È-ionones of the formula I wherein R 1 to R 7 are independently selected from hy...
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JP4437041B2 |
A method of obtaining new formulations based on lutein. The present invention describes a method of preparation of formulations of microcrystalline lutein, particularly in the form of esters, which are resistant to oxidation and are ...
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JP2010043052A |
To provide a separation method of carotenoids, a separation method of astaxanthins, and a separation method of astaxanthin fatty acid esters and astaxanthin, which are industrially effective and stable.The carotenoids and preferably the ...
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JP4420675B2 |
Astaxanthin derivatives of the general formula I wherein R is in each case a group -NH-CH(R1)-COOR2, -OR3 or -(Y)n-Z and R1, R2, R3, Y, Z and n are significances given in detail in the description, are novel compounds with improved stabi...
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JP4418554B2 |
The compounds according to the general formula in which formula the dotted lines indicate a single or a double bond, n and m are 0 or 1, R<1> is hydrogen or an acyl group -C(O)R<3>, R<3> being a linear or branched alkyl or alkylene group...
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JP4418048B2 |
A process for the synthesis of 13-cis-retinoic acid with high purity and stability, without using heavy metals at any steps, starting from vinyl-beta-ionol prepared from ionone and vinyl magnesium halides.
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JP4416397B2 |
Disclosed are processes for conversion of (3R,3'R,6'R)-lutein to (3R,6'R)-alpha-cryptoxanthin, (3R)-beta-cryptoxanthin, anhydroluteins I, II, and III (dehydration products of lutein), and a method for separating and purifying the individ...
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JP4410675B2 |
The present invention provides an astaxanthin medium-chain fatty acid ester, which is expected to be applied in the fields of food, cosmetics and pharmaceuticals, and has higher digestibility and tissue penetration than long chain fatty ...
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JP4382910B2 |
New cyclic dienol ethers are 1-alkoxy-2,4,4-trimethyl-3-exomethylene-cyclopent-1-ene and -cyclohex-1-ene, 4,6,6-trimethyl-5-exomethylene-cyclopenta-1,3-dioxole and 4,6,6-trimethyl-5-exomethylene-1,3-benzodioxole compounds (I). New cyclic...
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JP4383656B2 |
The present invention is a trimethylcyclohexane derivative represented by Formula (1): wherein A represents C=O or CH-OH, n represents 2, R<1> represents hydrogen or a methyl group, R<2> represents a straight or branched, saturated or un...
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JP4351528B2 |
The use of alpha-zeacarotene, beta-zeacarotene or a mixture of both as a coloring agent for food or pharmaceutical compositions. For addition to the food or pharmaceutical composition or otherwise incorporation therein during its prepara...
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JP4346692B2 |
A process for the isolation of crystalline carotenoid compound from microbial biomass comprising disrupting the microbial cell walls, separating cellular debris from the carotenoid-containing residue, washing one member of the group cons...
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JP4346294B2 |
The present invention relates to a process for separating the isoprene, 1,3-pentadiene and dicyclopentadiene from a C5 cuts, comprising dimerization of the cyclopentadiene and selective catalytic hydrogenation. The second extractive rect...
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JP4346448B2 |
Unsaturated ketones of general formula (I) where the groups R1, R2, R3, R4 and R5 independently=H or 1-6 C alkyl groups, which can be saturated or unsaturated, straight-chained, branched or cyclic are characterised by an interesting and ...
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JP4334868B2 |
The invention concerns compounds of formula (1) wherein in particular G represents the -N(CH3)2-, -N(C2H5)2-group or N-pyrrolidine: n is an integer equal to 1 or 2: R1, R2 and R3, independently of one another, represent a hydrogen atom o...
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JP2009184947A |
To provide a dextrin clathrate compound improving water solubility of fat-soluble cryptoxanthin, and improving absorption in living bodies, and further stability.The cyclic dextrin clathrate compound is characterized by compounding cycli...
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JP4295357B2 |
The invention provides a compound of the formula wherein X is S, O, NR' where R' is H or alkyl of 1 to 6 carbons, or X is ÄC(R1)2Ün where R1 is independently H or alkyl of 1 to 6 carbons, and n is an integer between 0 and 2; R2 is hydr...
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JP4286616B2 |
Recovery of phytonutrients such as carotenes, ubiquinones and phospholipids involves performing primary vacuum distillation of alkyl esters produced from palm oil at 80-220[deg]C and at less than 40mTorr to produce phytonutrients concent...
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JP4266924B2 |
A novel xanthophyll esters concentrate including a composition containing lutein and zeaxanthin fatty acid esters wherein the composition contains by weight 90-95% of trans-lutein esters, 0-5% of cis-lutein esters and 3.5 to 6% of zeaxan...
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JP4269687B2 |
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JP4265773B2 |
Disclosed is a method of preparing intermediates required for synthesis of natural carotenoid products using sulfone compounds, which is advantageous in terms of high preparation efficiency due to a relatively simple process. Specificall...
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JP2009519297A |
The invention concerns the cosmetic or dermatological use of at least one compound of formula (I), wherein: R1, R2, R3, R4, R5 and G are such as defined in the description as whitening and/or depigmenting agents for the skin and/or hairs...
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JP4250970B2 |
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JP4252535B2 |
The invention disclosed in this application relates to a process for the preparation of xanthophyll crystals containing at least not less than 85 % total xanthophylls with at least 90 % trans-lutein and / or zeaxanthin, trace amounts of ...
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JP2009050188A |
To provide a preservation method of persimmon peel for extracting -cryptoxanthin improving transportability and storage properties of the -cryptoxanthin falling in the persimmon peel while making the -cryptoxanthin remain, and improving ...
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JP4232446B2 |
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JP4227409B2 |
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.
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JP4223190B2 |
Oil-in-water dispersions of beta -carotene and other carotenoids that are stable against oxidation, even in the presence of polyphosphates, especially sodium hexametaphosphate. These oil-in-water dispersions are typically prepared by con...
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JP4210115B2 |
The present invention relates to novel retinol derivatives, the methods of preparation and the uses thereof. According to the present invention, retinol derivatives comprise carboester linkage between di-, tri-, polypeptide having functi...
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JP4207649B2 |
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JP2009001535A |
To provide a composition useful as a raw material for a health food and a medicine by efficiently extracting lutein much contained in tea leaves, in order to make good use of heat-treated tea leaves, especially used tea leaves.The method...
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JP4195113B2 |
Preparation of a powdered, cold water-dispersible carotenoid (CT) formulation (I) involves: (a) preparing a molecular dispersed solution of CT (optionally together with an emulsifier and/or edible oil) in a water-miscible organic solvent...
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JP4172849B2 |
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JPWO2006090871A1 |
The present invention provides a method for recovering xanthophylls, which is an adsorption step in which a sample containing xanthophylls is brought into contact with a hydrophilic resin to adsorb the xanthophylls on the resin; and adso...
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JP4109453B2 |
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JP4108480B2 |
Monoesters, diesters and polyesters are provided wherein both the acid-derived moiety and the alcohol-derived moiety of the esters are carotenoid compounds. The synthetic ester linkage between two or more carotenoids provides new compoun...
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