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JP2001354615A |
To provide a new optically active (2S,4S)- or (2R,4R)-2,4- dihydroxyglutaric acid salt which may be an important auxiliary agent or a ligand in an asymmetrical synthetic reaction.This (2S,4S)- or (2R,4R)-2,4-dihydroxyglutaric acid salt i...
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JP2001354604A |
To provide a method for selectively synthesizing an alcoholic compound by reducing an acyl compound having an aromatic ring substituted with a halogen atom.The acyl compound is reduced by mixing with a reducing cogent such as aluminum li...
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JP2001354607A |
To produce an unsaturated alcohol from a nonconjugated unsaturated aldehyde in high conversion and high selectivity.In the presence of a catalyst constituted of (A) copper single or (B) a combination thereof with the second metal, a nonc...
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JP2001342152A |
To provide a capturing method capable of simply and efficiently extracting a trace amount of water-soluble organic compound dissolved in water, etc.This method for capturing a water-soluble organic compound comprises using a cyclic pheno...
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JP2001342153A |
To provide a method for efficiently producing propargyl alcohol without isolating an intermediate from 1,2,3-trichloropropane.This method for producing propargyl alcohol comprises reacting 1,2,3-trichloropropane with an alkali compound i...
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JP3237541B2 |
To provide a method for reducing an aldehyde or ketone, enabling to safely and easily reduce the aldehyde or ketone with a high selectivity and in a short time in the absence of a solvent or in a general inexpensive solvent by reacting t...
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JP2001524380A |
The present invention relates to a process for preparing a catalyst by activating a catalytic composition which comprisesa) at least one metal of group IB or IIB or a compound thereof,b) where appropriate a carrierwhich comprises treatin...
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JP2001524939A |
The present invention provides an oil composition for parenteral administration comprising a dihydropolyprenol of formula I and a pharmaceutically acceptable oil I wherein n is an integer of 5 to 7.
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JP2001523654A |
Unsaturated palm oil fatty alcohols with an iodine number in the range from 65 to 85, which contain substantially unsaturated fatty alcohols and mixtures of saturated fatty alcohols of the formula (I): R1OH (I) in which R1 is a saturated...
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JP2001523655A |
Unsaturated coconut and/or palm oil fatty alcohols with an iodine number in a range of 65 to 85 contain substantially unsaturated fatty alcohols and mixtures of saturated fatty alcohols of formula (I): R<1>OH, in which R<1> stands for a ...
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JP2001523654A5 |
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JP2001522854A |
This invention is to develop novel transition metal catalysts for the pratical synthesis of important chiral molecules. The invention emphasizes asymmetric catalysis based on chiral bidentate phosphine ligands with cyclic ring structures...
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JP2001522838A |
The invention is drawn to transition metal catalysts for the practical synthesis of important chiral molecules. The transition metal catalysts comprise chiral ligands based on chiral amine oxazolinyl ligands. The invention includes metho...
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JP2001316309A |
To provide a method for producing optically active α-methyl- bis-3,5-(trifluoromethyl)benzyl alcohol which is an important intermediate of medicines and agrochemicals.The optically active α-methyl-bis-3,5-(trifluoromethyl)benzyl alcoho...
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JP2001521015A |
Lewis acid-catalyzed reaction of alkenes (including cycloalkenes) with an epoxide is a novel reaction useful for synthesis of various fragrance materials (known and novel) and their intermediates.
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JP3223221B2 |
PURPOSE: To provide a method for purifying an allylalcohol compound for obtaining such the allylalcohol compound as not producing a peroxide during its storage. CONSTITUTION: This method for purifying an allylalcohol compound comprises h...
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JP2001294594A |
To provide a technique for producing an alcohol by using a readily preparable complex as a reduction reaction agent and reducing a ketone by a hydrogenation reaction. This method for producing an alcohol comprises reducing a ketone by a ...
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JP2001288142A |
To provide an agricultural/horticultural pest controlling agent characterized by containing a difluoroalkenyl compound as active ingredient. This agricultural/horticultural pest controlling agent contains, as active ingredient, a difluor...
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JP2001288122A |
To provide a method for separating a reaction product from a catalyst, in which the reaction product from the catalyst and/or the changed catalyst can be separated, by simple operations where an imide compound such as N- hydroxyphthalimi...
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JP2001517646A |
The invention relates to benzyl-biphenyls and analogous compounds thereof which are produced first by reacting alpha and beta -unsaturated ketones to form corresponding substituted and conjugated dienes, and afterwards said dienes are cy...
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JP3214049B2 |
PURPOSE: To selectively and readily produce a cis-olefin useful as an intermediate for various fine chemicals under a mild reaction condition in a high yield by reducing an alkine with formic acid in the presence of a palladium catalyst....
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JP2001261596A |
To provide a method for producing α-phenylethyl alcohol by the hydrogenation of acetophenone in the presence of a catalyst capable of keeping the lowering of the catalytic activity to an extremely low level during the use of the catalys...
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JP2001261595A |
To provide a new method for producing an optically active 1,3- propanediol compound useful as an optically active intermediate for physiologically active compounds such as pharmaceuticals and agrochemicals a chiral assistant group useful...
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JP2001515875A |
A process for the enantioselective reduction of prochiral ketones to chiral alcohols by (a) the reaction of a prochiral ketone with a silane agent, which is present in a stoichiometric quantity, in the presence of a catalyst derived from...
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JP2001253841A |
To synthesize 3-chloro, 3,3-dichloro and 3,3,3-trichloro-1,1,1-trifluoro-2- substituted-2-propanols each of which bears active functional groups of chlorinated methyl and hydroxy, useful as reagents for introduction of trifluoromethyl gr...
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JP2001514652A |
Methods for preparing 3-methyl-2-buten-1-ol (prenyl alcohol) from 2-methyl-1,3-butadiene (isoprene) and carboxylic acids are disclosed. Carboxylic acids which can be used in the process have a Ka (relative to water) greater than 10-4; di...
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JP2001247501A |
To synthesize a polymer excellent in heat resistance, chemical resistance, water repellency, dielectric characteristic, electric characteristics and optical characteristics without causing halogen contamination by using an aromatic compo...
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JP2001247499A |
To provide a method for producing an alcohol by reducing a carboxylic acid or its ester with hydrogen even under relatively low hydrogen gas pressure.A carboxylic acid or its ester is reduced with hydrogen in an ether-based solvent or an...
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JP3208140B2 |
A compound of formula or a pharmaceutically acceptable salt form thereof, is useful as a retrovial protease inhibitor for treating HIV infections.
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JP3203865B2 |
PURPOSE: To produce an acetylene alcohol compound useful as an intermediate for pharmaceuticals, agrichemicals and liquid crystals on an industrial scale at a low cost by asymmetrically hydrolyzing an acetylene alcohol ester compound usi...
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JP2001512416A |
Substituted biphenyls having glucagon receptor antagonistic activity. Claimed compounds have the formulawhereinR1a and R1b independently represent (C1-C6) alkyl; R2 represents (C1-C10) alkyl or substituted (C1-C10) alkyl wherein the subs...
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JP3198908B2 |
To obtain the subject high-purity compound useful for preparing a synthetic raw material for a peroxide suitable as a radical polymerization initiator while maintaining a palladium-supported catalyst to be used in the reaction in high ac...
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JP2001213948A |
To provide a stable solution of a metal compound which is usable not only for preparation of a polyester by means of a direct esterification method but also for preparation of a polyester by means of an ester-exchanging method and does n...
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JP3196348B2 |
PURPOSE: To obtain the corresponding alcohols or ketones under mild conditions in one stage by reacting a benzene derivative with oxygen in the presence of a transition metallic catalyst and aldehydes. CONSTITUTION: A benzene derivative ...
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JP2001510477A |
PCT No. PCT/EP98/00361 Sec. 371 Date Sep. 2, 1999 Sec. 102(e) Date Sep. 2, 1999 PCT Filed Jan. 23, 1998 PCT Pub. No. WO98/34895 PCT Pub. Date Aug. 13, 1998The novel 5-hydroxy-alkyl-substituted phenyls are prepared by either reacting the ...
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JP2001509508A |
New tropane analogs that bind to monoamine transporters are described, particularly, 8-thio and 8-oxy tropanes, and especially those having 6- or 7-substituents. The compounds of the present invention can be racemic, pure R-enantiomers, ...
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JP2001199915A |
To provide a method for industrially producing an α-hydroxy-β- bromoethylbenzene in high productivity. In this method for producing an α-hydroxy-β-bromoethylbenzene of general formula (II) (X is a halogen atom, a haloalkyl group, a c...
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JP2001192383A |
To asymmetrically dihydroxylate, oxyaminate or diaminate olefins or alkenes, having or not having an adjacent foreign atom-containing functional group by using an osmium catalyst method. This dihydroquinine ester or dihydroquinidine este...
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JP2001191770A |
To facilitate winding work on a tire without causing a deterioration in an antiskid function during travel. This antiskid device for the tire 2 comprising a nonmetallic net body 3 that has a band shape with ends and is windable about the...
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JP2001187754A |
To provide a method for producing xylylene glycols and/or oligomers thereof containing a reduced amount of fluorescent yellow byproducts without using an expensive weak base by using an inexpensive strong base. This method for producing ...
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JP3184851B2 |
PURPOSE: To stabilize a higher aliphatic sex pheromone compound having unsaturated double bond by adding a phenolic antioxidant and a specific benzotriazole compound to the pheromone compound. CONSTITUTION: A higher aliphatic sex pheromo...
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JP2001181224A |
To provide a method for producing an alkene by partially hydrogenating a 10-30C alkyne. A palladium compound or, if needed, other metal ion is applied to a heat treated and cooled support material by impregnating a solution containing a ...
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JP3181297B2 |
The invention relates to novel propynyl or dienyl biaromatic compounds which have the general formula (I)as well as to the use of these compounds in pharmaceutical compositions intended for use in human or veterinary medicine (dermatolog...
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JP2001172210A |
To provide a method for producing an alcoholic compound by utilizing transesterification reaction of an ester compound.This method for producing an alcoholic compound represented by general formula (3): R2OH is to react an ester compound...
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JP2001172212A |
To provide a method where alcohols such as cyclohexanedimethanol and the like are inexpensively and industrially produced.Xylene and acetic acid are, for example, reacted in the presence of oxygen and a catalyst comprising palladium, sup...
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JP2001172266A |
To provide a nitrogen-containing compound, to provide a complex formed from the nitrogen-containing compound and a transition metal in the group VIII, to provide a complex formed from the nitrogen-containing compound and zinc, and to pro...
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JP2001172217A |
To provide an acaricidal agent having excellent activities, a germicidal agent, a new compound and an intermediate thereof.The compound represented by formula (I) [wherein, W is a (substituted) arylene or a (substituted) heterocyclic diy...
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JP3180113B2 |
The conversion of formaldehyde and acetylene in the presence of a suspension catalyst to butynediol is usually performed in a cascade of reactors, wherein the separation of the catalyst from the product solution takes place per individua...
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JP3178000B2 |
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JP3177244B2 |
Osmium-catalyzed methods of addition to an olefin are discussed. In the method of asymmetric dihydroxylation of the present invention, an olefin, a chiral ligand, an organic solvent, water, an oxidant and an osmium-containing compound ar...
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