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JP3745716B2 |
Dithionite salts or hydroxymethanesulfinate salts are used as reducing agents in a method for the production of cyclohexene derivatives substituted with a penta-1,3-dienyl or penta-1,4-dienyl group by selective reduction of the correspon...
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JP3727428B2 |
To obtain the subject compound as one of important organism-related substances in a simple operation in high yield and selectivity by successive reactions through 5 processes using an iron carbonyl complex aldehyde as starting material. ...
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JP3727077B2 |
PURPOSE: To obtain a carotenoid compound excellent in safety and useful for feeds and food additives by bringing a bacterial cell containing a carotenoid compound into contact with a supper critical fluid and efficiently extracting the c...
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JP2005535609A |
A process for the production of carotenoids crystals from a carotenoid-containing plant oleoresin which process comprises (a) a first step of introducing the oleoresin to an organic solvent, an alcohol and a base under reflux temperature...
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JP2005534717A |
A method for the production of acetylene alcohols by mono-ethynylation of ketones comprising: (a) reaction of lithium with a 1-10C alkyl halide; (b) introduction of acetylene gas; and (c) addition of the ketone. A method for the producti...
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JP3697153B2 |
To provide a new method for producing a retiferol derivative. This method for producing a retiferol derivative of formula (I) [A is C≡C or CH=CH; R1 and R2 are each independently a lower alkyl or a lower perfluoroalkyl] is characterize...
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JP2005523323A |
A process for extracting a wide range of lipophilic compounds from urea-containing solutions is described. The process utilises a near-critical fluid as the extraction solvent. The process is particularly applicable to the extraction of ...
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JP3679430B2 |
PURPOSE: To provide a novel astaxanthin intermediate useful as an intermediate for the production of astaxanthin and other essential astaxanthin products. CONSTITUTION: There is provided a compound represented by formula I (wherein R1 is...
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JP2005522499A |
This invention is directed to compounds of formula (I), which are valuable therapeutics for the treatment of cancer and cancer related diseases.
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JP2005194190A |
To provide a process for preparing a 19-nor-vitamin D derivative.The process for preparing the 19-nor-vitamin D derivative represented by general formula (3) (wherein, RA denotes a hydrogen atoms, a halogen atom or the like; X1 and X2 de...
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JP3651935B2 |
PURPOSE: To provide a simple, convenient, and low-cost process for recovering carotenes from natural oils and fats. CONSTITUTION: This process comprises steps of: (a) alcoholic esterification of carotene-contg. oils and fats to form a mi...
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JP2005087998A |
To provide a one- or two-stage supercritical fluid extraction (SFE) method for concentrates of carotene, vitamin E and other minor ingredients such as squalene and phytosterol from natural oils and fats such as palm oil and other vegetab...
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JP2005027520A |
To provide a method for efficiently and economically extracting and separating a carotenoid while ensuring safety with which the resultant carotenoid product can be used as a food.The method for extracting the carotenoid is characterized...
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JP2005501541A |
Carotenoids are extracted from plant matter by mixing the plant matter and water to obtain a mixture of no greater than 10° Bx, crushing the mixture to obtain a pulp and a serum, and extracting the pulp to obtain a carotenoid containing...
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JP2004359631A |
To provide a new photoreaction control method simply enabling each preparation of various kinds of isomers of a conjugated polyene molecule having various physiologic functions and chemical properties under mild conditions.The method for...
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JP3604382B2 |
PCT No. PCT/FR92/00908 Sec. 371 Date Mar. 31, 1994 Sec. 102(e) Date Mar. 31, 1994 PCT Filed Oct. 1, 1992 PCT Pub. No. WO93/06818 PCT Pub. Date Apr. 15, 1993.Dermatological and/or cosmetological compositions containing at least one retino...
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JP3599804B2 |
PURPOSE: To obtain the subject substance from a mother liquor of a triarylphosphonium salt which has been discarded heretofore, by extracting the mother liquor with water, concentrating the resultant extract by evaporation and subjecting...
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JP2004536148A |
The compound (1S/R)-1-[(1S/R)-1,5-dimethyl-hex-5-enyl]-4-methyl-cyclohex-
3-en-1-ol (iso-beta-bisabolol) of the formula A: is described, as well as the individual configuration isomers thereof. Iso-beta-bisabolol has a very strong flower...
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JP2004331528A |
To provide a method for producing a β-cryptoxanthin ingredient-containing extract from persimmon fruits, by which the β-cryptoxanthin ingredient-containing extract not liable to give anxiety to consumers also when added to foods, drink...
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JP3591245B2 |
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JP3585522B2 |
PURPOSE: To obtain the compound in good yield useful for the treatment of acne by reacting a butenolide with a 15C-triarylphosphonium salt and then carrying out the partial isomerization of it by irradiation with light. CONSTITUTION: A 1...
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JP2004532635A |
A method of increasing a fraction of free carotenoids in a source of carotenoids in which at least some of the carotenoids are fatty acid esterified carotenoids is disclosed. The method is effected by contacting the source of carotenoids...
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JP2004292461A |
To improve a known method for synthesizing astaxanthin so as to avoid defects of a conventional technology for connecting a 9C unit with a 6C unit.The 9C unit is connected with the proper 6C unit by using a 3-methylpentenyn-3-ol derivati...
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JP3576927B2 |
Carbonate derivatives (I) of retinol are new. Carbonate derivatives of retinol of formula (I) are new: R = 1-18C, linear, branched or cyclic, saturated or unsaturated hydrocarbyl, optionally substituted by one or more of hydroxy, OR', NH...
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JP2004529151A |
The present invention relates to a process for the preparation of an xanthophyll, and in particular to a process for the preparation of an xanthophyll through the oxidation of a carotenoid in the presence of hydrogen peroxide and an iodi...
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JP2004526807A |
The present invention relates to a novel retinoid derivative compound represented by the formula I: wherein X, R1, R2 and R3 are as defined herein or pharmaceutically acceptalbe salts thereof. Also, the present invention relates to proce...
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JP3553135B2 |
PURPOSE: To provide a process for preparing β-ionone using an environmentally and ecologically suitable solvent, which is an important intermediate for synthe sizing vitamin A. CONSTITUTION: A process for proparing β-ionone by sulfuric...
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JP2004522715A |
Disclosed are retiferol derivatives of formula (I): wherein X is >C=CH2 or -CH2-; Y and Z are independently of each other hydrogen, fluorine or hydroxy; A is -O(CH2)3-, -(CH2)2-(1,2-C6H4)-, -CH=CH-(1,2-C6H4)-, -C=C-(1,2C6H4)-, -(CH2)2-CO...
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JP3547741B2 |
PCT No. PCT/AU93/00267 Sec. 371 Date Dec. 5, 1994 Sec. 102(e) Date Dec. 5, 1994 PCT Filed Jun. 4, 1993 PCT Pub. No. WO93/24454 PCT Pub. Date Dec. 9, 1993A carotenoid composition derived from a natural source wherein at least 50% by weigh...
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JP2004203755A |
To provide a method for producing a disulfone compound, a dienylsulfone compound, or a sulfone compound useful as a vitamin A intermediate.This method for producing the disulfone compound represented by formula (3) and/or the dienylsulfo...
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JP2004521647A |
The invention relates to the development of a novel medium starting from fresh water using a salt solution complex comprising a non conventional salt, namely KCl and conventional salts such as NaCl and MgSO4 in the proportion defined in ...
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JP2004203756A |
To provide a method for producing vitamin A which is a drug, a feed additive, or a food additive.This method for producing vitamin A comprises reacting an allyl sulfone represented by formula (1) (wherein Ar is an optionally substituted ...
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JP3529793B2 |
PCT No. PCT/CA96/00854 Sec. 371 Date Sep. 22, 1998 Sec. 102(e) Date Sep. 22, 1998 PCT Filed Dec. 20, 1996 PCT Pub. No. WO97/23441 PCT Pub. Date Jul. 3, 1997The invention disclosed relates to a new class of abscisic acid (ABA) analogs of ...
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JP2004514419A |
A process for producing a water-dispersible granulated carotenoid preparation comprising forming a suspension of carotenoid solvent using not or poorly watersoluble, non-halogenated solvents and flavor compounds with antioxidant, warming...
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JP2004509955A |
A method of identifying a compound which is an inhibitor of the enzyme cytochrome P450RAI is performed by selecting a compound that has retinoid activity in an art recognized assay and includes a benzoic acid, benzoic acid ester, naphtho...
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JP3510591B2 |
The present invention relates to a polyethoxylated retinamide derivative represented by formula (I), which is useful as an agent for inhibiting skin aging; in R represents hydrogen or C1-6 lower alkyl and n denotes the number of 2 to 100...
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JP2004509073A |
C-4 substituted retinoic acid analogs, synthesis methods of C-4 substituted retinoic acid analogs and methods of using C-4 substituted retinoic acid analogs to treat various cancers and dermatological diseases and conditions. The C-4 sub...
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JP3507435B2 |
Compounds of formula IwhereinX is C=CH2 or CH2;Y and Z are independently of each other hydrogen, fluorine or hydroxy;A is -C=C-, -CH=CH- or -CH2-CH2-,R1 and R2 are independently of each other alkyl or perfluoroalkyl; andR3 is lower alkyl...
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JP3497876B2 |
PURPOSE: To obtain a new iron carbonyl complex compound useful for producing a 9Z-β-ionylideneacetic ester important as a synthetic raw material for producing a compound related to 9Z-vitamin A such as 9Z-vitamin A acid or 9Z-vitamin A....
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JP2003531888A |
The present invention relates to a process for extracting astaxanthin pigment from the yeast cells of Phaffia rhodozyma comprising the steps of i) cultivating the yeast, ii) treating yeast culture suspension with microwave to destroy the...
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JP2003530367A |
The invention provides a method for recovery of compounds by adsorption fish scales. The method can be used for natural and synthetic compounds such as various natural pigments including astaxanthin in an esterified or not and synthetic ...
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JP2003277354A |
To provide a method for producing an allylsulfone derivative.The method for producing the allylsulfone derivative is represented by general formula (2) (Ar is an aryl group which may has a substituent group; the wavy line is one of E/Z g...
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JP2003528834A |
The invention concerns a method for chemoselective oxidation of an organic compound comprising several potentially oxidizable groups whereof at least one is a nitrogen group. Said method is characterised in that it consists in using at l...
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JP2003528139A |
A method of inhibiting the expression of inflammatory cytokines and chemokines in an animal or man, is disclosed. The method comprises administration to said animal or man of at least one type of xanthophyll, e.g. astaxanthin, in an amou...
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JP2003238528A |
To provide a method for producing vitamin A.This method for producing the vitamin A is characterized by performing a reaction of a sulfone compound expressed by formula (1) (wherein, Ar is an aryl which may have a substituting group) wit...
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JP2003238527A |
To provide a method for producing a conjugated triene compound.This method for producing the conjugated triene compound expressed by formula (2) (wherein a wavy line expresses that the stereochemistry of a double bond to which OH bonds, ...
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JP2003525322A |
An integrated process for producing alkylbenzenes, sulfonated alkylbenzenes and/or alkylcyclohexanes from syngas is disclosed. The process involves subjecting syngas to Fischer-Tropsch conditions. Fractions rich in C6-8 and C18-26 hydroc...
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JP3430205B2 |
To obtain new α,β-unsaturated ketones having an strong and durable odor of green-galbanum type accompanied by various fruity undernotes (especially the undernote of pineapple) and applied to perfume, housekeeping products, washing prod...
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JP2003520846A |
The present invention is directed to a compound having the structure (I): and acceptable salts, polypeptides, and pro-forms thereof, wherein R is selected from the group consisting of: (a) substituted glycerols; wherein n is an integer f...
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JP2003160529A |
To provide a double bond isomer composition comprising α-damascone, β-damascone and γ-damascone and a method for producing the composition at a low cost.The double bond isomer composition comprises 2,2,6-trimethyl-5- cyclohexenyl meth...
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