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Matches 701 - 750 out of 1,701

Document Document Title
JP2004503379A
The present invention relates to the composite based on the acid salt which has the sulfonyl group combined with metal and perhalogenation carbon. The valence mu in which this salt has an anion of an individual (mu*1) as an opposite anio...  
JP3489592B2
PURPOSE: To provide a process for producing an ester capable of obtaining in high yield by reacting an olefin with carbon monoxide and an alcohol at a low temperature for a short time and recovering hydrogen fluoride working as a catalys...  
JP3479321B2
PURPOSE: To efficiently obtain the subject compds. useful for pest-controlling agents, etc., such as incecticides and miticides, after by treating the specified cyclopropanecarboxylic acid ester compds. with halogenating agents, treating...  
JP2003535068A
The invention generally relates to a method of formylating organic compounds in a microreactor.  
JP2003327556A
To provide a process for hydroformylation with which the catalyst recycle is improved and a catalyst based on cobalt is used in a nonaqueous ionic liquid.The process for hydroformylation of an olefinic unsaturated compound in the liquid ...  
JP3463529B2
To provide a gas-phase catalytic oxidation method which is suitable to produce, for example, unsaturated aldehydes, suppressing generation of hot spots, and allowing to use a catalyst for a long time and operate at high selectivity and h...  
JP2003292460A
To provide a method for simply producing a carboxylic acid from a chain state 1,2-diol.This method for producing the carboxylic acid is characterized by performing a reaction of the chain state 1,2-diol with hydrogen peroxide in the pres...  
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...  
JP2003528061A
(57) Summary book invention relates to the method for returning a fatty series, an aromatic series, or a heterocyclic organic compound with a hydride and/or its derivative. It is characterized by the method of the present invention react...  
JP2003527390A
The present invention relates to a process for the Baeyer-Villiger oxidation of organic carbonyl compounds.  
JP2003252808A
To provide a method for producing a useful substance, i.e., a hydrating reaction product from an organic compound in a system using water under conditions near the critical point, and the useful substance obtained by the method, i.e., th...  
JP3439220B2
PCT No. PCT/FR96/01763 Sec. 371 Date Aug. 3, 1998 Sec. 102(e) Date Aug. 3, 1998 PCT Filed Nov. 8, 1996 PCT Pub. No. WO97/17324 PCT Pub. Date May 15, 1997The present invention relates to a process for the acylation of an aromatic thioethe...  
JP3434034B2
PURPOSE: To obtain an oxidation catalyst with which a substrate can be efficiently oxidized with molecular oxygen under moderate conditions without requiring a special reducing agent, etc., by using an imide compd. expressed by specified...  
JP3433766B2
PURPOSE: To obtain a corresponding ester from an aromatic groupcontaining noncyclic ester under a mild condition in high yield. CONSTITUTION: In a method for producing an aromatic group-containing noncyclic ester by oxidizing an aromatic...  
JP2003183185A
To provide an easy and inexpensive method for producing a carboxylic acid ester in a high yield from a carboxylic acid and an alcohol.In the method, a carboxylic acid solution and an alcohol in a first solvent are fed to a solid-containi...  
JP2003519114A
A process for alkoxylating an organic carbonate wherein an alkylene oxide is reacted with an organic carbonate such as a dialkyl carbonate in the presence of a catalytically effective amount of a calcium-containing catalyst to produce al...  
JP2003516318A
The invention concerns a method for preparing ketones of formula (I) wherein A and B are as defined in claim 1, consisting of reacting at a temperature ranging between 250 and 500° C. a compound of formula (II): A-X with a compound of f...  
JP2003516226A
Reactor membranes advantageously useful in oxidation reactions of hydrocarbons involving oxygen comprise a selective oxidation catalyst on a mixed conducting, oxide ion selective ceramic membrane of the composition (Sr1-xCax)1-yAyMn1-zBz...  
JP3402725B2
PURPOSE: To provide a catalytic reaction process using a catalyst system which can maintain high activity and is recoverable and reusable and to provide a production process for an aromatic ketone through the catalytic process. CONSTITUT...  
JP2003514751A
The present invention refers to a microporous material formed by oxygen, silicon, germanium, aluminium, boron, gallium, zirconium and/or titanium in its composition, called TIQ-6, to the process for preparing it and to its catalytic appl...  
JP2003113133A
To provide a method for inexpensively producing a carbonyl compound from an alcohol by using a small amount of a metal catalyst.This method for producing a carbonyl compound comprises oxidizing an alcohol in the presence of an osmium com...  
JP3391836B2
PURPOSE: To produce 5-formylimidazoles in high yield by using a specific solvent and an industrially readily handleable catalyst. CONSTITUTION: This method is characterized by catalytically oxidizing 5- hydroxymethylimidazoles in the pre...  
JP2003511229A
A supported catalyst comprises a cationic rhodium(I) complex of the formulawherein R<1 >and R<2 >are the same or different hydrocarbon groups of up to 30 C atoms, or R<1 >and R<2 >are linked to form a ring, and a heterogeneous support me...  
JP2003508356A
The invention relates to the use of an immobilized transition metal carbonyl complex as a catalyst in the Pauson-Khand reaction and to processes using such as catalyst.  
JP2003055305A
To provide a method for producing an α-heteromethacrylic compound having ready handleability and high yield and a method for producing an α- ammonium methacrylic compound useful for the method for producing the α-heteromethacrylic com...  
JP3380275B2  
JP2003506339A
(57) Summary book invention relates to the Friedel * crafts acylation method of an organic compound. This method prepares the solution containing a acylating agent and strong acid -- b -- this solution -- the organic compound in a liquid...  
JP2003506419A
Oxidation of organic compounds is catalyzed by addition of a catalytic amount of a metalloporphyrin in a non-reactive aprotic solvent.  
JP3376526B2
A novel zerovalent copper species and an organocopper reagent are disclosed. The zerovalent copper species is directly produced by reaction of a reducing agent with a combination of copper(I) cyanide or halide and an alkali metal halide ...  
JP2003502267A
This invention describes a general process in which, by means of the use of tensioactives, it permits a reduction of the synthesis times for crystalline microporous materials based on silica with ducts with a pore opening formed of 10 or...  
JP2002543049A
The invention relates to a method for oxidizing organic substrate by using 1O2. According to the inventive method, organic substrates that react with 1O2 are mixed with 30-70% H2O2 in water, in an organic solvent or in a mixture thereof ...  
JP2002541227A
The invention relates to a method for oxidizing organic substrates using 1O2 in which hydrophobic organic substrates that react with 1O2 are added to an organic solvent in the presence of a heterogeneous or homogeneous catalyst with 30-7...  
JP3345637B2  
JP3343585B2
To provide a new method of hydroformylation by using carbon dioxide instead of carbon monoxide in a conventional hydroformylation method. An organic compound having an unsaturated bond is hydroformylated with the carbon dioxide and hydro...  
JP2002537364A
A method and composition are disclosed for the hydroxylation of aromatic substrates in the presence of oxygen, hydrogen, and a catalyst. In a preferred embodiment, benzene is oxidized to phenol in the presence of oxygen, a vanadium catal...  
JP2002293763A
To progress the synthetic reaction of a symmetric carboxylic acid anhydride in a high yield even if the using amount of a compound having a pyridine ring, diazine ring or triazine ring is small.This method for producing the symmetric car...  
JP3325883B2
A method for carboxylating terminal alkynes that have at least one additional aliphatic carbon atom in an alpha position and that do not have a proton which has a higher acidity than that of the proton of the terminal triple bond. In an ...  
JP3320488B2
Compounds of the formula I, in which R1 is C1-C8-alkyl, phenyl or phenyl which is substituted by 1 to 3 C1-C4-alkyl or C1-C4-alkoxy; R2 and R3 are identical and are C1-C12-alkyl, C5-C12-cycloalkyl, C5-C12-cycloalkyl which is substituted ...  
JP2002241329A
To provide a method for hydrogenating a reaction mixture of the hydroformylation of an olefin.The method comprises continuously hydrogenating a reaction mixture of the hydroformylation of a 4-16C olefin in a homogeneous liquid on a fixed...  
JP2002226425A
To provide a method for producing a carboxylic acid or a carboxylic acid anhydride by which the same level as that of a conventional rate of reaction can be maintained, the formation of by-products other than the objective product can be...  
JP2002525199A
A method for manufacturing of an improved attrition resistant catalyst having an oxide-rich surface layer involving forming a slurry comprising; catalyst, catalyst precursor or catalyst support particles (e.g., transition metal oxides), ...  
JP3314519B2
PURPOSE: To provide a method for producing an unsaturated carbonyl compound, capable of reducing production cost by decreasing a catalytic amount. used and safely producing by carrying out reaction at low temperature instead of vicinity ...  
JP3310459B2
PURPOSE: To provide a new method for preparation of difluoromethoxyarene and difluoromethyothioarene. CONSTITUTION: When hydroxyarene or mercaptoarene of formula I [Ar is optionally substd. aryl; Q is oxygen or sulfur] is reacted with ch...  
JP2002522401A
The present invention relates to a catalyst for oxidizing hydrocarbons with a hydrogen/oxygen mixture. The catalyst contains a) a support material containing titanium and b) silver particles having an average particle size of from 0.3 to...  
JP2002521473A
The present invention concerns a process for the preparation of 2-halopyridine N-oxide by reaction of 2-halopyridine with hydrogen peroxide in aqueous solution in the presence of an acid anhydride as catalyst in which, according to the i...  
JP2002193867A
To provide a method of obtaining and isolating a carbonyl compound represented by a general formula (1): R1R2C=O in high yield and purity when the carbonyl compound is produced by cleavage of β-hydroxycarboxylic acid represented by a ge...  
JP2002187885A
To perform selective oxidization of a hydrocarbon with hydrogen oxide by contacting the hydrocarbon with a titanium-containing mesoporous zeolite catalyst.A hydrocarbon is catalytically and selectively oxidized by reacting with a peroxid...  
JP3295960B2
PURPOSE: To efficiently produce an aldehyde compound by directly hydrogenating a carboxylic acid. CONSTITUTION: The method for producing an aldehyde compound by hydrogenating a carboxylic acid or its alkyl ester with molecular hydrogen i...  
JP2002173451A
To produce a ketone from a secondary alcohol corresponding thereto with high yield and selectivity by using a small amount of a bromic acid or a salt thereof.The ketone is produced by oxidizing the corresponding secondary alcohol in the ...  
JP3293749B2
To obtain the subject catalyst containing a rare earth element, enabling easy and efficient etherification in aqueous solvent without any specific catallyst separation-related process. This catalyst to be used in the etherification conta...  

Matches 701 - 750 out of 1,701