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JP2008174476A |
To stably preserve a solution of cadaverine and/or a cadaverine salt in a little colored state.A solution of cadaverine and/or a cadaverine salt is preserved by adjusting the pH of the solution to 6.4 or 7.5.
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JP2008162899A |
To provide an ionic liquid having high safety and applicable to a medical field and usable even in a living body in addition to the use as an electrolyte material and a solvent.The ionic liquid exhibits a liquid state at 90C and is expre...
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JP2008156298A |
To provide a method for producing a monocarboxylic acid and/or a dicarboxylic acid in a high yield with slight environmental burden.The method for producing a monocarboxylic acid and/or a dicarboxylic acid comprises conducting a reaction...
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JP4112877B2 |
To manufacture an organic compound in a high yield by addition or substitution reaction under a mild condition even in reaction using no solvent or reaction in a non-polar solvent. The catalyst is constituted of a cyclic imide type compo...
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JP4112687B2 |
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JP2008517048A |
This invention relates to the selective oxidation of organic compounds. According to the invention organic compounds are selectively oxidized using a peracid or a source of peracid, a transition metal based heterogeneous catalysts and a ...
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JP2008101005A |
To provide a novel method that permits efficient manufacture at a low cost of a free organic acid having a high melting point from an ammonium salt of the organic acid obtained by microbial conversion of a carbon resource in the presence...
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JP4080026B2 |
An ether is oxidized with oxygen under an oxidation catalyst comprising an imide compound (such as N-hydroxyphthalimide) or the imide compound and a co-catalyst to produce the corresponding chain or cyclic ester or anhydride. The co-cata...
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JP4079773B2 |
A catalyst of the invention includes an imide compound having a N-substituted cyclic imide skeleton represented by following Formula (I): wherein R is a hydroxyl-protecting group. Preferred R is a hydrolyzable protecting group. R may be ...
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JP2008074828A |
To provide a method for isomerization of alkyl Grignard reagent, wherein an easily available alkyl Grignard reagent can be easily and efficiently isomerized into an alkyl Grignard reagent different from the starting one in the position o...
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JP4061426B2 |
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JP4057056B2 |
The present invention relates to processes for the production of cobalt(II) carbonates corresponding to the general formula Co[(OH)2]a[CO3]1-a, cobalt(II) carbonates and cobalt(II) oxalate carbonates obtainable by the process and the use...
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JP2008504261A |
Disclosed are novel phosphine-phosphoramidite compounds which may be employed in combination with a catalytically-active metal to effect a wide variety of reactions such as asymmetric hydrogenations, asymmetric reductions, asymmetric hyd...
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JP4045774B2 |
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JP4046610B2 |
Compounds and compositions comprising specific metal salts of hexahydrophthalic acid (HHPA) in order to provide highly desirable properties within thermoplastic articles are provided. The inventive HHPA derivatives are useful as nucleati...
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JP4041897B2 |
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JP2008013533A |
To provide a novel compound containing plural complexes which enables simple and easy synthesis of a large amount of a cluster having a controlled size and a metal complex which can be used for the synthesis of this compound, and a metho...
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JP4036242B2 |
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JP4023255B2 |
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JP4024929B2 |
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JP4024637B2 |
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JP4013522B2 |
To provide a method for producing β-hydoxyhydroperoxides more industrially advantageously by oxidizing an internally disubstituted olefins with hydrogen peroxide. This method for producing the β-hydoxyhydroperoxides is characterized by...
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JP4014008B2 |
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JP4007612B2 |
The present invention relates to cobalt(II) oxide containing metallic cobalt, to a process for producing it and to its use.
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JP4005558B2 |
Process for the oxidation of an aliphatic or cycloaliphatic hydrocarbon (optionally substituted) or an alkylaromatic hydrocarbon and/or alcohols and ketones in a liquid medium by molecular oxygen in the presence of a manganese-based cata...
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JP4004407B2 |
A method for manufacturing an alkanedicarboxylic acid by oxidizing cycloalkanol and/or cycloalkanone with an aqueous solution of nitric acid, which comprises using an adiabatic reactor comprising a feed nozzle enabling to feed cycloalkan...
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JP4000278B2 |
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JP4000816B2 |
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JP3989151B2 |
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JP3987919B2 |
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JP3984297B2 |
Dicarboxylic acid crystals are prepared from a solution containing at least one organic dicarboxylic acid in a process in which at least one anionic polyelectrolyte having a molecular weight of at least 2000 is added to the solution befo...
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JP3986817B2 |
The present invention relates to a method for recovering and producing C4-C6 dicarboxylates from an alkaline waste solution generated in a caprolactam preparation process, in which the alkaline waste solution is treated with sulfuric aci...
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JP3967376B2 |
Carbonyl fluoride is produced by reacting fluorine-containing compound such as metal fluoride with CO in an excited state, such as produced by a plasma, to obtain a gaseous reaction mixture, which can then be quenched to obtain the COF2.
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JP3959777B2 |
To provide a method for producing carboxylic acid chloride having good hue, in a high purity and yield. In producing the carboxylic acid chloride from a carboxylic acid and a phosphorus-based chlorinating agent, 3 mol carboxylic acid is ...
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JP2007521250A |
The present invention provides propofol prodrugs, methods of making propofol prodrugs, pharmaceutical compositions of propofol prodrugs and methods of using propofol prodrugs and pharmaceutical compositions thereof to treat or prevent di...
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JP3952782B2 |
To provide a method of efficiently and simply producing oxalyl fluoride by reaction of oxalyl chloride with an alkali metal fluoride in an aprotic solvent. The oxalyl fluoride is produced by carrying out the reaction between hydrofluoric...
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JP3943336B2 |
The present invention relates to the oxidation, by means of oxygen or a gas containing it, of hydrocarbons to the corresponding carboxylic acids, alcohols and/or ketones or of alcohols and/or ketones to the corresponding carboxylic acids...
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JP3941608B2 |
To provide a new simple method by which 2-hydroxycyclododecanone to become a useful precursor for a dibasic acid such as dodecanedioic acid is produced from 1, 2-dihydroxy-5, 9-cyclododecadiene. The method comprises reducing 1, 2-dihydro...
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JP3939764B2 |
The invention provides a process for directly manufacturing a diamine/dicarboxylic acid salt with a low water content. The process includes reacting a diamine with a dicarboxylic acid to form a diamine/dicarboxylic acid salt. The reactio...
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JP3937693B2 |
To provide a method for effectively manufacturing an aliphatic aldehydic acid and/or an aliphatic dicarboxylic acid from a cyclic ketone and/or its acetal. The method for manufacturing an aliphatic aldehydic acid and/or an aliphatic dica...
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JP3938843B2 |
The present invention relates to the treatment of the reaction mixtures resulting from an oxidation reaction of cyclohexane to adipic acid and more particlarly to the separation of the various constituents of the said mixtures and to the...
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JP3925331B2 |
To provide a method for producing dodecanedicarboxylic acid from 1, 2-hydroxy-5, 9-cyclododecadiene, by which the amount of hydrogen peroxide used is controlled and the objective compound is economically inexpensively produced in a high ...
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JP3918640B2 |
To provide a method for producing an aliphatic dicarboxylic acid by oxidizing corresponding cycloalkanone compounds with molecular oxygen in a liquid phase, by which the aliphatic dicarboxylic acid is produced in a high yield in safer ha...
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JP3911016B2 |
The present invention relates to cobalt(II) oxide containing metallic cobalt, to a process for the production thereof and to the use thereof.
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JP3912818B2 |
To obtain the subject compound useful for synthesis, etc., of pharmaceutically active substances in high optical yield by enantioselectively hydrogenating the corresponding derivative in the presence of an optically active ruthenium comp...
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JP3911060B2 |
To obtain an oxide corresponding to a substrate at a high conversion ratio and a high selectivity by oxidizing the substrate with molecular oxygen under mild conditions. Under the existence of an oxidizing catalyst consisting of an imide...
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JP3908353B2 |
To obtain a new compound that is useful as an antistatic agent, an electroconductivity-imparting agent, an electrolyte for battery or condenser, a moisture absorbent or the like. This compound is a quaternary ammonium salt of oxalic acid...
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JP2007099685A |
To obtain a high-purity carboxylic acid in high yield by oxidizing olefins with hydrogen peroxide.In a method for producing a dibasic carboxylic acid by reacting olefins with hydrogen peroxide, the reaction is carried out by using 25.0-3...
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JP2007091707A |
To provide the technology for producing COx by using the saccharides largely included in the biomass resource under relatively mild conditions, the technology for selectively producing prescribed organic acid or its alkali salt from sacc...
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JP2007509071A |
Process for crystallization of adipic acid from a nitric acid oxidation product of cyclohexane in which process the oxidation product is subject to crystallization in a series of crystallizers of decreasing crystallization temperature.
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