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JP08198804 |
PURPOSE: To easily obtain the subject acid useful as an intermediate of pharmaceuticals, agrochemicals, etc., in high yield by performing reduction in an aqueous medium in the presence of Raney nickel catalyst wherein the catalyst is eas...
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JP08193071 |
PURPOSE: To readily alkylate a specific triazine derivative into a substituted one useful as an intermediate for medicines, agrochemicals, dyes, etc., in high yield by reacting the triazine derivative with an aldehyde or a ketone in the ...
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JP08187432 |
PURPOSE: To obtain a catalyst promoting hydrogenation under low temp. and low hydrogen pressure reaction conditions by using a Raney ruthenium catalyst as a catalyst for hydrogenating a part showing aromatic properties contained in a mol...
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JP08183784 |
To obtain an intermediate for a proline derivative useful for production of an ACE inhibitor. This intermediate is shown by formula I [R is H, t-butyl or the like; R1 and R5 are each H, methyl, ethyl or the like; pairs of R1 and R2, R2 a...
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JP08183772 |
PURPOSE: To provide a method capable of producing nicotinic aldehyde in good yield while suppressing production of a by-product such as 3- hydroxymethylpyridine and readily confirming the end point of the reaction in producing nicotinic ...
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JP08176035 |
To economically obtain the subject compound useful as a raw material for epoxy resins, polyester resins and the like without using any dangerous catalyst by adopting a new process of hydrogenation of a butadiene diepoxide on a specified ...
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JP08176077 |
PURPOSE: To obtain in a single step and in high selectivity the subject compound useful as an intermediate for synthesizing dyes, agrochemicals or rubbers, by reaction between a phenol and an aniline in the presence of a hydrogen transfe...
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JP2534627 |
PURPOSE: To provide a propellant gas which comprises a specific fluorinated hydrocarbon, does not destroy the ozone layer, is noncombustible, and is useful for medical apparatus, heat pump systems, etc. CONSTITUTION: This propellant gas ...
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JP2524690 |
PURPOSE: To obtain a compound economically excellent, obtainable in a simple method and in high yield and useful as a producing raw material of a medicine and expressed by a specific formula. CONSTITUTION: This compound is expressed by f...
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JP2518146 |
PURPOSE: To obtain a 7β-hydroxy-bile acid such as ursodeoxycholic acid from the subject compound in high quality and yield by carrying out catalytic reduction reaction in a specific alcohol using an Ni catalyst in the presence of a base...
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JP08117604 |
PURPOSE: To provide a rare-earth metal-containing nickel catalyst which is used as an auxiliary catalyst in hydrogenation reaction, particularly in hydrogenation of non-saturated organic compounds, for example beef tallow, lard, fish oil...
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JP08099956 |
PURPOSE: To obtain the subject compound by reaction of hexamethylenetetramine and hydrogen with a chloro-trichloromethylpyridine readily available and easy to handle as a raw material in the presence of a specific amine and a hydrogenati...
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JP08092184 |
PURPOSE: To obtain a new industrially and advantageously producible compound useful as an intermediate for producing 2,5-diaminotoluene as a hair dyeing agent or an intermediate for dye. CONSTITUTION: This 4-acylamido-3-methyl-cyclohexan...
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JP08092176 |
PURPOSE: To obtain the compound useful as a raw material for dye, pigment and as an intermediate for a raw material compound such as an intermediate for a raw material compound for a polyimide, etc., industrially, advantageously and in a...
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JP08092179 |
PURPOSE: To industrially and advantageously obtain the compound useful as a raw material for various chemicals by photooxidizing an N-protected furfurylamine to give a reaction product, without isolation, reducing the reaction product as...
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JP08073407 |
PURPOSE: To advantageously produce a lactic acid ester under mild conditions by reducing an industrially readily available glycidic acid ester as a raw material with hydrogen in the presence of a reducing catalyst. CONSTITUTION: This met...
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JP08059577 |
To obtain the subject compound in a high purity and in a good yield, including a new compound useful as a raw material of an insecticide by performing a catalytic hydrogenation of an α-hydroxy ketoxime in a specific method. This method ...
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JP08059572 |
To obtain a fluorinated aromatic amine in ultrahigh purity with a remarkably low content of defluorinated component by catalytically hydrogenating a fluorinated aromatic nitro compound in the liquid phase in the presence of a specific ca...
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JP08053394 |
PURPOSE: To simply obtain the subject compound useful as an intermediate for medicines in high yield without requiring special operations or apparatus by catalytically hydrogenating a readily producible phenylpyruvic acid derivative as a...
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JP08053386 |
PURPOSE: To obtain the subject compound useful as a raw material for a pharmaceutical, etc., at a low cost in high yield and purity, by subjecting an alicyclic diol compound to dehydration reaction in the presence of a specific catalyst ...
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JP08053417 |
PURPOSE: To obtain aminopyridines having a halogen atom at α-position in high yield by subjecting cyanopyridines having a halogen atom at α-position to catalytic reduction in the presence of a Raney nickel catalyst having a specific pr...
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JP08041048 |
PURPOSE: To obtain a compound economically excellent, obtainable in a simple method and in high yield and useful as a producing raw material of a medicine and expressed by a specific formula. CONSTITUTION: This compound is expressed by f...
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JP08041047 |
PURPOSE: To obtain a compound economically excellent, obtainable in a simple method and in high yield and useful as a producing raw material of a medicine and expressed by a specific formula. CONSTITUTION: This compound is expressed by f...
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JP08041065 |
PURPOSE: To simply and economically obtain a 1--azabicyclo[3.3.0]octane derivative useful as an intermediate raw material for medicines, agrochemicals, etc., e.g. a raw material for synthesizing a therapeutic agent for peptic ulcer and a...
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JP08034773 |
PURPOSE: To isolate high-purity cis-2,6-dimethylpiperazine useful as a raw material for medicines and agrochemicals by suppressing formation of trans-2,6- dimethylpiperazine as a by-product. CONSTITUTION: In reacting diisopropanolamine w...
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JP08027140 |
To provide succinic anhydride while prolonging the catalyst life and retaining the catalyst activity by adding succinic anhydride to maleic anhydride and hydrogenating in the presence of a hydrogenation catalyst in a specific condition. ...
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JP08027072 |
PURPOSE: To provide a production method for the subject compound, highly simple and advantageous in conducting it on an industrial scale, enabling the compound to be obtained in high yield by hydrogenation of 2-acetylamino-2- methylpropi...
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JP08020643 |
PURPOSE: To obtain the subject catalyst excellent in the conversion to amine and selectivity, useful as a catalyst for obtaining polyether polyamines from polyether polyols, containing specific amination catalyst(s) and cocatalyst thereo...
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JP07328446 |
PURPOSE: To easily produce a Raney catalyst in a short time, to reduce the cost of production, to attain a high rate of removal of NO in a low temp. region and to apply the catalyst as an exhaust gas purification catalyst by sintering a ...
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JP07330694 |
PURPOSE: To obtain the subject compound that has a pharmacological activity of antidepressant drugs or the like with higher purity in no need of use of a halogen derivative and/or an alkylamine by using a specific diphenylmethane. CONSTI...
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JP07330699 |
PURPOSE: To obtain an N-long chain acylamino acid salt having good color phase and flavor by hydrolyzing a specific amide-nitrile in the presence of a base followed by treatment with a metal hydride using inexpensive feedstock with indus...
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JP07324057 |
PURPOSE: To provide the method for producing the ethylamine, capable of reducing the load of drainage and improving the rate of employment by using by- produced ethanol as a raw material, and capable of effectively utilizing excessive et...
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JP07316089 |
PURPOSE: To obtain the subject compound in high yield, by using a specific modified Raney copper catalyst showing high performances, high particle strength and excellent filtering characteristics prepared by a simplified method having re...
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JP07291908 |
PURPOSE: To provide a method capable of economically producing the objective primary aminoamine-based compound under an industrially advantageous conditions while suppressing formation of by-products such as a secondary amine or a tertia...
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JP07278113 |
PURPOSE: To profitably obtain 3-methylisoquinoline in an one step reaction by reacting isoquinoline with an alkanol in the presence of a metal catalyst selected from iron, nickel and cobalt, the isoquinoline and the alkanol being inexpen...
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JP07278112 |
PURPOSE: To profitably obtain quinaldine by reacting quinoline with a 1-2C alkanol in the presence of a metal selected from iron, nickel and cobalt as a catalyst in a high boiling point aliphatic solvent, while preventing the production ...
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JP07265704 |
PURPOSE: To obtain a steam reforming catalyst of methanol having high activity and excellent durability. CONSTITUTION: A process preparing a molten bath of an Al alloy compsn. wherein Cu content is 5-20atom% and the content of at least o...
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JP07247478 |
PURPOSE: To provide a propellant gas which comprises a specific fluorinated hydrocarbon, does not destroy the ozone layer, is noncombustible, and is useful for medical apparatus, heat pump systems, etc. CONSTITUTION: This propellant gas ...
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JP07242603 |
PURPOSE: To obtain 2-amino benzylalcohols of high purity, which are important intermediates as raw materials of drugs, at a high yield by using a simple operation, i.e., hydrogenation of 2-nitro-benzaldehydes in the presence of a metal c...
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JP07233366 |
PURPOSE: To use, as a working fluid for a heat pump system, a specific fluorinated hydrocarbon which contains no chlorine, is excellent in environmetal protection, and can be prepd. at a high purity and economically in a high yield witho...
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JP07224048 |
PURPOSE: To produce a diaminobracil compound of high purity useful as a raw material for medicines in high yield with simple operations by hydrogenat ing a nitrosoaminouracil in the presence of a Ni-based catalyst. CONSTITUTION: This met...
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JP07206737 |
PURPOSE: To provide a method for producing the corresponding alcohol by reacting an aldehyde, a ketone compound or a higher fatty acid ester with hydrogen. CONSTITUTION: When an aldehyde, a ketone compound or a higher fatty acid ester is...
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JP07206830 |
PURPOSE: To economically obtain in an industrially advantageous way by hydrogenating an N-t-butyl-2-pyrazinecarboxamide compound using, as a catalyst, an inexpensive Raney nickel or Raney cobalt. CONSTITUTION: Using, as a catalyst, Raney...
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JP07196586 |
PURPOSE: To obtain an aliphatic diamine in high yield in an industrially advantageous single stage reaction process from an aliphatic dialdehyde as a raw material. CONSTITUTION: This aliphatic diamine can be obtained by reaction of a cor...
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JP07197110 |
PURPOSE: To maintain catalyst activity stably over a long period of time by allowing a copper alloy melt having specific components to scatter centrifugally and cooling the scattering fine particles to solidify in an inert gaseous atmosp...
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JP07196565 |
PURPOSE: To obtain a new compound useful as a production raw material for pharmaceuticals, agrochemicals, liquid crystal compounds, additives for liquid crystal compositions, etc., and for the production of ferroelectric liquid crystal c...
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JP07185341 |
PURPOSE: To prevent the releasing of the catalystic active component and the generation of chipping or damage by forming from a metal itself having catalystic activity to unnecessitate strict consideration about the adaptability between ...
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JP07188126 |
PURPOSE: To produce isophoronediamine useful as a raw material for alicyclic polyamides and coatings in high yield and purity. CONSTITUTION: This process for the production of isophoronediamine comprises the 1st step to react isophoronpn...
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JP07185352 |
PURPOSE: To decrease energy consumption by adding and mixing a lubricant and an additive to a binder powder consisting of a catalyst alloy containing a specific alloy component and a specific pure catalyst metal, forming the mixture, sin...
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JP07178342 |
PURPOSE: To reduce production cost and product price by extremely increasing catalyst activity, decreasing consumption and simplifying production process. CONSTITUTION: This nitrogen oxide removing catalyst is produced by removing Al fro...
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