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JP63294948 |
PURPOSE: To improve the bonding strength of a molded body to a metal body by superposing the molded body obtd. by compression-molding a specified mixture on the metal body, and expanding the molded body by heating in the absence of oxyge...
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JP63295528 |
PURPOSE: To obtain the titled compound in high yield, by carrying out hydrogenation in the presence of an oxidant when the aimed product is produced by subjecting maleic acids to ozone oxidation in an alcohol solvent, reducing the oxidiz...
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JP63290850 |
PURPOSE: To obtain the titled compound which is an intermediate for functional chemicals, such as medicines, agricultural chemicals or dyes, without containing defluorinated compounds which are by-products, by reducing fluorinated nitrob...
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JP63287553 |
PURPOSE: To enhance the activity of a catalyst powder by dipping an alloy consisting of a specific bubble metal, a platinum group elements and a balance of Ni or Co in a hydrofluoric acid and subjecting to preferential dissolution of the...
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JP63287752 |
PURPOSE: To obtain the titled compound useful as an emulsifier, dispersant, rust-proofing agent, etc. in one step and high yield at a low cost, by continuously reacting a compound having nitrile group with formaldehyde in the presence of...
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JP63275565 |
PURPOSE: To obtain the titled compound useful as an intermediate for agricultural chemicals and pharmaceuticals, using a simple and efficient process without causing environmental pollution problems such as waste water discharge, by usin...
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JP63256136 |
PURPOSE: To produce the title methanol reforming catalyst having excellent low-temp. activity and which is not deteriorated for a long period by incorporating a Raney-type catalyst consisting of the copper, nickel, and zinc obtained by i...
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JP63250350 |
NEW MATERIAL:The compound of formula I (n is 2W8; R is n-valent group obtained by removing hydroxyl group from n-valent polyoxyalkylene polyol). USE: Useful as a plastic raw material such as epoxy resin hardener and heat- resistant and f...
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JP63246353 |
NEW MATERIAL:A polyoxyalkylene polyol derivative expressed by formula I (n represents 2W8; R represents n-valent group, such as a group obtained by removing hydroxyl groups from n-valent polyoxyalkylene polyol). USE: Useful as a raw mate...
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JP63230675 |
PURPOSE: To readily obtain the titled substance useful as an intermediate for medicines in good yield without using expensive catalysts, by reducing and desulfurizing 5-mercapto-1,2,3-triazole in the presence of a base together with a me...
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JP63216850 |
PURPOSE: To obtain a compound useful as a raw material for dobutamine hydrochloride which is a cardiotonicum in short process and high yield without discharging a substance which causes pollution, by hydrogenating 4-(4'- hydroxyphenyl)-2...
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JP63208547 |
PURPOSE: To produce the titled compound not containing β-isophorone, by using a crude solution of isophorone synthesized by condensation reaction of acetone as a raw material and partially hydrogenating with hydrogen gas in the presence...
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JP63198645 |
PURPOSE: To advantageously obtain the titled substance which is a synthetic intermediate of musk or perfume substance while safely recovering a generation gas, etc., by subjecting a halogenated brassylic acid dilower alkyl ester of a raw...
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JP63196561 |
PURPOSE: To obtain the titled compound useful as a raw material for typtophan, etc., in high efficiency, by reacting anilines with ethylene glycols in the presence of a specific high-silica crystalline metal silicate as a catalyst. CONST...
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JP63196532 |
PURPOSE: To facilitate separation of the titled compound from a by-product and improve the purity, by adding water when a reaction liquid of chlotonaldehyde with methanol is hydrogenated in the presence of a catalyst to provide the title...
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JP63190877 |
PURPOSE: To obtain the titled pyridine base having high commercial value in high yield at a low cost, suppressing deposition of carbon on a catalyst and facilitating the regeneration of the catalyst, by condensing an aliphatic aldehyde, ...
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JP63188642 |
PURPOSE: To produce the titled compound useful as a solvent, curing catalyst, vulcanizing agent, etc., in high purity at a low cost, by partially hydrogenating isophorone with pressurized hydrogen gas in the presence of a Raney-Ni cataly...
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JP63185943 |
PURPOSE: To completely carry out racemization of an optically active amine by simple operation, by thermally reacting optically active 1-methyl-3- phenylpropylamine and an acid addition salt thereof with a catalytic reduction catalyst un...
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JP63185959 |
PURPOSE: To readily obtain indolines useful as a synthetic intermediate for medicines, agricultural chemicals, photosensitive materials, etc., in good yield, by reducing indoles with hydrogen in the presence of a Raney cobalt catalyst. C...
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JP63185942 |
PURPOSE: To obtain the titled compound which is an useful raw material for various synthetic reactions in high yield, by reacting benzylamine with benzyl alcohol in the presence of a hydrogenation catalyst while feeding the benzylamine a...
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JP63170342 |
PURPOSE: To obtain a primary amine in a short time and in high yield, by reducing a nitrile with hydrogen by the use of Raney cobalt catalyst produced from cobalt and aluminum as essential components by melt spray method. CONSTITUTION: A...
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JP63145274 |
PURPOSE: To obtain the titled compound useful as a raw material for epoxy resin curing agents, rubber chemicals, etc., in high yield at a low cost in a short time, by using a nickel based catalyst as a catalyst and carrying out catalytic...
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JP63132881 |
PURPOSE: To obtain the titled compound useful as an intermediate for synthesizing herbicidal compounds, by subjecting a phenoxyacetic ester to ring formation through reduction by catalytic hydrogenation in the presence of a catalyst. CON...
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JP63112562 |
PURPOSE: To obtain the titled compound advantageously, by hydrogenating or isomerizing a quinoline or a 1,2,3,4-tetrahydroquinoline in the presence of a nickel catalyst under specific conditions while keeping decahydroquinolines prepared...
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JP63093760 |
PURPOSE: To reduce the amount of a catalyst used and to improve economic efficiency, by dividedly adding a Raney nickel catalyst, in obtaining the titled compound by reducing an aromatic azoxy compound in an alkali metallic hydroxide, wa...
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JP63093759 |
PURPOSE: To obtain the titled substance safely and inexpensively without causing problems of by-products, by reducing an aromatic azoxy compound with hydrazine hydrate in an aqueous solution of an alkali metal hydroxide in the presence o...
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JP63068544 |
PURPOSE: To obtain the titled compound useful as a curing agent for epoxy resin, etc., by catalytically hydrogenating iminodiacetonitrile, to improve yield economically, by adding a phenol to the reaction system in the presence of a cata...
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JP63063642 |
PURPOSE: To obtain the titled compound useful as a paper strengthening agent in high yield at a low cost on an industrial scale, by using an iminodiacetonitrile as a raw material and subjecting to catalytic hydrogenation under specific r...
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JP63057545 |
PURPOSE: To obtain the titled high purity compound in good yield, in simple fractionation, by heating a mixture containing isophorone, etc., in an autoclave in the presence of a Raney nickel catalyst at a specific temperature while stirr...
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JP63048241 |
PURPOSE: To produce the titled industrially useful compound usable as solvents, curing catalysts, etc., by subjecting a mixture of isopropanol with isophorone in the presence of a catalytic reduction catalyst to partially hydrogenate the...
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JP63039848 |
PURPOSE: To obtain a compound useful as an intermediate for 3,3'- dichlrorbenzidine synthesizing yellow organic pigment in high purity and in high yield, by reducing an azocy- or azobenzene derivative or a mixture thereof under specific ...
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JP63039830 |
PURPOSE: To produce an alkylarylacarbinol industrially advantageously, by hydrogenating an aromatic ketone in the presence of a specific compound to dissolve a promoter, a low-boiling solvent, a hydrogenating catalyst and a basic promote...
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JP63039832 |
PURPOSE: To obtain the titled substance useful as an intermediate for raw material compounds of drugs and agricultural chemicals by one process and readily, by catalytically hydrogenating pentaflurobenzonitrile in the presence of a hydro...
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JP63030450 |
PURPOSE: To obtain a compound useful as a labeling compound for elucidating reaction mechanisms and metabolisms, raw material for agricultural chemicals, medicines, etc., form a readily available raw material at a low cost, by treating a...
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JP63030436 |
PURPOSE: 2,3,5,6-Tetrachlorohydroquinone is treated with an easy-to-handle, safe Raney Ni alloy in heavy water containing an alkali etching agent to give the title compound which is used as a labelled compound in high yield in a shortene...
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JP63030439 |
NEW MATERIAL:2,2-Bis(4-hydroxy-2,6-d2-phenyl)propane. USE: It is used as a starting material for polycarbonate, polyester, epoxy, or phenolic resin. When the compound is deuterated, the transmission of near infrared light, resistance to ...
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JP63030432 |
PURPOSE: In the production of a alkylarylcarbinol by hydrogenation of an aromatic ketone, a combination of Raney nickel catalyst with an organic amine cocatalyst enables the increase in the reaction rate with inhibition of side- reaction...
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JP63030435 |
PURPOSE: A readily and reasonably available chlorinated phenol is treated with a Raney Co alloy and an alkali etching agent to substitute only the chlorine groups with deuterium whereby the title labelled compound for elucidation of reac...
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JP63027486 |
PURPOSE: To effectively produce the titled compound useful as a raw material for medicines, agricultural chemicals or the like and as an additive to catalysts or the like, by suspending a copper catalyst in a liquid phase of a reaction z...
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JP63014742 |
PURPOSE: To obtain the titled compound in high purity, yield and selectivity, by reacting a fluorobenzene with a bromination agent, separating the titled compound having high purity from the obtained reaction mixture and hydrocracking th...
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JP63014743 |
PURPOSE: To obtain the titled compound in high purity, yield and selectivity, by separating the titled compound having high purity from a reaction mixture obtained by the iodination of fluorobenzene and hydrocracking the residue to recov...
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JP62285921 |
PURPOSE: To obtain the title acyclic compound inexpensively and easily in good yield, by catalytically hydrogenating imino-diacetonitrile continuously at a specified temperature and a specified hydrogen pressure in the presence of a nick...
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JP62281856 |
PURPOSE: To produce the objective compound over a long period in high productivity, by contacting cyclohexanone oxime in vapor phase with a specific crystalline zeolite catalyst surface-treated with a specific organometallic compound. CO...
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JP62277332 |
PURPOSE: To obtain the titled compound useful as transfusion solution, etc., in high yield, by steaming or boiling a xylan-containing natural substance under a specific condition, extracting the steamed substance with water to give an aq...
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JP62273938 |
PURPOSE: To obtain the titled compound in high yield under mild condition, by carrying out liquid-phase hydrogenation of 1,3,6-tricyanohexane in the presence of Raney-Ni catalyst under a specific reaction condition setting the reaction a...
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JP62270550 |
PURPOSE: To obtain a compound useful as an epoxy curing agent, rust preventing agent, etc., in good yield while preventing deterioration of a catalyst, by purifying and separating 1,3,6-tricyanohexane (TCH) obtained together with adiponi...
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JP62246529 |
PURPOSE: A feedstock containing paraaldol as a substantially major component is subjected to catalytic hydrogenation to produce the titled compound which is used as a starting material for a variety of synthetic resins and surface active...
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JP62242651 |
PURPOSE: To obtain the titled compound useful as a raw material for indole, indoline, etc., by treating 2-(o-nitrophenyl)ethanol with calcium oxide or calcium hydroxide and reducing the treated substance with hydrogen in the presence of ...
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JP62242661 |
PURPOSE: To obtain the titled substance useful as an intermediate for the synthesis of an organic photo-conductive substance for electrophotographic photosensitive material, by reducing 2-methylindole with hydrogen in the presence of a R...
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JP62201848 |
PURPOSE: To obtain the titled compound useful as a paper strengthening agent, epoxy resin hardener, etc., economically in high yield, by using iminodiacetonitrile as a raw material and reacting under specific temperature and pressure con...
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