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Matches 401 - 450 out of 4,600

Document Document Title
WO/2006/123672A1
Disclosed is a method for commercially producing an aminoalcohol derivative (I) having a biphenyl group. Also disclosed are a biphenyloxyacetaldehyde derivative used therefor, a method for producing such a biphenyloxyacetaldehyde derivat...  
WO/2006/116344A2
The present invention comprises synthetically useful processes in which an olefin undergoes an asymmetric reaction selected from the group consisting of hydroformylation, hydrocyanation, hydrocarboxylation and hydroesterification, in the...  
WO/2006/109442A1
A process by which not only aromatic aldehydes but also aliphatic aldehydes can be converted into optically active &agr -hydroxyphosphonic acids or derivatives thereof with sufficiently high enantioselectivity, more specifically, a proce...  
WO/2006/108903A1
A novel synthesis process for preparing sulphur/phosphorus (S/P) bidentate ligands from carbohydrates is described. The resulting novel compounds are thioglycoside derivatives with one anomerically positioned sulphur atom, meaning that t...  
WO/2006/104226A1
A chiral phase-transfer catalyst represented by the following formula (I). (I) The compound (I) can be produced by reacting 1,1'-biphenyl 2,2'-dimethylenebromide derivative which can be produced through a relatively small number of steps...  
WO/2006/103756A1
A novel ruthenium complex which is a highly efficient catalyst useful for the production of an optically active 3-quinuclidinol, and a process for production of an optically active 3-quinuclidinol using the ruthenium complex as a catalys...  
WO/2006/104120A1
Disclosed is a method for efficiently and highly selectively producing L-2-amino-4-(hydroxymethylphosphinyl)-butanoic acid, which is useful as a herbicide, through a catalytic asymmetric synthesis reaction. Specifically disclosed is a me...  
WO/2006/103986A1
A process for producing an optically active fluoroproline derivative represented by the general formula (2) by fluorinating an optically active hydroxyproline derivative represented by the general formula (1). The process comprises addin...  
WO/2006/099926A1
A process for preparing enantiopure E-(2S)-alkyl-5-halopent-4-enoic acids and their esters of the formula (I), in which R is a C1-C6-alkyl radical, R1 is H or C1-C4-alkyl and X is chlorine, bromine or iodine, in which the corresponding r...  
WO/2006/101092A1
A method of producing a 3-hydroxybutyraldehyde derivative, in particular, an optically active 3-hydroxybutyraldehyde derivative which is useful as an intermediate of drugs, etc. Namely, a method characterized by comprising converting a 3...  
WO/2006/093142A1
Disclosed are a production intermediate of a compound (A-1) and a method for obtaining such a production intermediate with high yield and high optical yield. Specifically disclosed is a method for producing a compound (3) by reacting a c...  
WO/2006/092884A1
This invention provides a novel cyclic phosphoric acid compound and an asymmetric synthesis method using the cyclic phosphoric acid compound as a catalyst. This invention is based on finding that a novel cyclic phosphoric acid compound r...  
WO/2006/093269A1
Disclosed is an optically active quaternary ammonium salt compound represented by the formula (1) below. Also disclosed are a production intermediate of such an optically active quaternary ammonium salt compound, and a method for produci...  
WO/2006/090479A1
A ruthenium compound represented by the following formula (I); an asymmetric hydrogenation catalyst comprising the above ruthenium compound; and a method for preparing an optically active alcohol compound, characterized in that a carbony...  
WO/2006/087874A1
A process for producing an optically active epoxy compound on an industrial scale, comprising carrying out asymmetric epoxidation of a prochiral unsaturated compound with an oxidizer in the presence of, as a catalyst, a monomer represent...  
WO/2006/088142A1
Compounds of the following general formula (1a) or (1b). (1a) (1b) Further, there are provided a complex comprising a central metal of rhodium and any of compounds of the general formula (1a) or (1b) as a ligand; comprised of this comple...  
WO/2006/080576A1
A method for the asymmetric allylation of an &agr -imino acid, wherein an allylsilane compound is reacted with an an &agr -imino acid having a structure in which an oxycarbonyl group is bonded to a nitrogen atom of the imino group in the...  
WO/2006/080425A1
[PROBLEMS] To provide a process for producing optically active hydroxymethylated compounds in high yields at high stereoselectivity with broad substrate generality, and a catalyst for the production. [MEANS FOR SOLVING PROBLEMS] The proc...  
WO/2006/075651A1
[PROBLEMS] To provide a process for efficiently producing the anti isomer of an optically active β-hydroxy-&agr -aminocarboxylic acid derivative useful as an intermediate for medicines/agricultural chemicals. [MEANS FOR SOLVING PROBLEMS...  
WO/2006/075166A1
The present invention concerns a metallocene-based phosphine ligand for use in enantioselective catalysis, the ligand having the Formula (I): Wherein M is a metal; Z is P or As; L is a suitable linker; R1 is selected from alkyl, alkoxy, ...  
WO/2006/069617A1
A process for transition metal-catalyzed, asymmetric hydrogenation of acrylic acid derivatives of the formula (I) in which R1 is H or an optionally substituted alkyl, aryl or heteroaryl radical, R2 is an optionally substituted alkyl, ary...  
WO/2006/069798A1
The invention relates to a process for the preparation of a chiral amine, whereby a ketone or aldehyde is contacted with an enantiomerically enriched phenylglycine amide to give an imine, whereby the imine is subsequently contacted with ...  
WO/2006/056435A1
The invention relates to a method for producing optically active menthol from geraniol, nerol, or mixtures of geraniol and nerol by a) enantioselectively hydrogenating geraniol, nerol, or mixtures of geraniol and nerol to optically activ...  
WO/2006/054644A1
Disclosed is a commercially advantageous method for producing optically active alcohols which is applicable to a compound that is unstable to acids. Specifically disclosed is a method for producing an optically active alcohol compound re...  
WO/2006/054366A1
A method of synthesizing an optically active amino acid and a derivative thereof in a two-phase system consisting of a water-immiscible medium and an alkaline aqueous solution using as a phase-transfer catalyst an optically active quater...  
WO/2006/048546A1
The invention relates to the use of an aromatic carboxylic acid in an asymmetric catalysis reaction. More particularly, the use of an aromatic carboxylic acid in an asymmetric catalysis reaction with, as catalysts, chiral monosulphonylat...  
WO/2006/046539A1
An industrially advantageous process for efficiently producing a 2&agr -methyl-2β-[(1,2,3-triazol-1-yl)methyl]penam-3&agr ­carboxylic acid ester as the target compound while significantly inhibiting an undesirable cepham compound from ...  
WO/2006/046508A1
Pinacolone being a tert-alkyl ketone is hydrogenated by pressurized hydrogen in the presence of ruthenium complex (S)-1 and a base, thereby obtaining corresponding (S)-3,3-dimethyl-2-butanol with 100% yield, 97%ee.  
WO/2006/043577A1
Disclosed is a novel method for producing a phenylethanolamine compound represented by the following general formula (III) (wherein R1 represents a hydrogen atom or a halogen atom, and R2 represents an alkyl group which may be substitute...  
WO/2006/041000A1
Disclosed is a titanium compound prepared from an optically active ligand represented by the following general formula (1) (wherein R2, R3 and R4 independently represent a hydrogen atom, an alkyl group or the like, and A* represents a hy...  
WO/2006/037887A1
The invention concerns a stereoselective method for preparing a chiral fluorinated molecule, which consists in introducing in a reactor a chlorosulphite compound comprising a C*-OSOF unit; thermally decomposing said molecule, in the pres...  
WO/2006/038698A1
A process for the production of optically active (S)- or (R) -β-amino acids represented by the general formula (II): (II) [wherein R is optionally substituted, alkyl, alkenyl, alkynyl, cycloalkyl, aralkyl, aryl, or heteroaryl; and * rep...  
WO/2006/022020A1
An iridium complex represented by the general formula (1): [Chemical formula 1] [(IrHL1L2)2(μ-X1)(μ-X2)(μ-X3)]X4 (1) (wherein L1 and L2 may be the same or different, and each represents a unidentate neutral ligand or L1 and L2 in comb...  
WO/2006/016517A1
A process for producing an optically active 2-substituent-oxy-3(4-substituent-oxyphenyl)propionic acid derivative, which comprises stereoselectively reducing a 2-oxo-3-(4-substituent-oxyphenyl)propionic acid with an enzyme to produce an ...  
WO/2006/012027A1
Disclosed are ruthenium complexes of phosphine-aminophosphine ligands that may be used to catalyze large number of reactions of a wide variety of substrates such as asymmetric hydrogenations, asymmetric reductions, asymmetric hydroborati...  
WO/2006/009143A1
The invention provides an industrially advantageous process for the production of (3S)-3-hydroxymethyl-7- oxopyridobenzoxazine-6-carboxylic ester derivatives useful as intermediates of (3R)-3-fluoromethyl-7-oxopyridobenzoxazine -6-carbox...  
WO/2006/004093A1
A process for industrially advantageously producing tamsulosin or a pharmacologically acceptable salt thereof, which are useful as a therapeutic agent for urination disorders accompanying prostatic hypertrophy. The process, which is for ...  
WO/2006/003795A1
A process which comprises using a stable Ru(salen)(CO) complex represented by the general formula (I) or an enantiomer thereof as the catalyst and by which optically active aziridines and amines can be produced enantioselectively with a ...  
WO/2006/001494A1
A compound represented by the general formula (II), (II) which is a key intermediate for the production of optically active citalopram, or a salt of the compound. Also provided is optically active citalopram produced via the compound.  
WO/2005/121157A1
The present invention provides a compound represented by the formula (I): wherein ring A is void or a benzene ring optionally having substituent(s), R1 and R2 are each independently a phenyl group optionally having substituent(s), a cycl...  
WO/2005/121117A1
A process for the production of optically active compounds (Ia) or (Ib) which comprises the first step of reacting a compound (II) with a compound (III) in the presence of a base to form a diastereomer mixture (I) and the second step of ...  
WO/2005/117907A2
Chiral ligands and metal complexes based on such chiral ligands useful in asymmetric catalysis are disclosed. The metal complexes according to the present invention are useful as catalysts in asymmetric reactions, such as, hydrogenation,...  
WO/2005/115955A1
The invention relates to an enantioselective method for producing optically active 3-alkyl carboxylic acids, comprising the following steps: A) an optically active secondary alcohol is transformed into an optically active, activated comp...  
WO/2005/115971A1
Disclosed is a radioactive tyrosine derivative represented by the formula (I) below or a pharmaceutically acceptable salt thereof. (In the formula, R1 represents a group selected from the group consisting of -11CH3, -11CH2CH3, -CH218F an...  
WO/2005/113530A1
A process for producing a compound represented by formula (III), the process comprising a step of reacting a compound represented by formula (I) with a compound represented by formula (IV) in the presence of a base to convert the compoun...  
WO/2005/110958A1
Disclosed is a method for oxidizing an alcohol in an amide solvent using a mixed reagent containing hydrogen peroxide and a tungsten catalyst.  
WO/2005/111050A2
This invention relates to phosphoramidite compounds and catalyst complexes which can be used to provide enantioselective reactions including hydroamination reactions, etherification reactions and conjugate addition reactions and allylic ...  
WO2005085262B1
[PROBLEMS] To provide a reaction system in which enantioselective asymmetric nucleophilic addition to an alpha-iminophosphonic ester is efficiently catalyzed. [MEANS FOR SOLVING PROBLEMS] An alpha-iminophosphonic ester is subjected to as...  
WO/2005/103280A1
A process for producing either a 3-benzamido-2-hydroxycarboxylic acid represented by 3-benzamido-2-hydroxy-3-phenylpropionic acid or a salt thereof. The process is safe and suitable for industrial production, and the target compound havi...  
WO/2005/097811A1
[PROBLEMS] To provide a process by which desired optically active carboxylic acids can be prepared from a carboxylic acid having a carbon-carbon double bond through asymmetric hydrogenation with a catalyst consisting of a transition meta...  

Matches 401 - 450 out of 4,600