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JP3564791B2 |
PURPOSE: To obtain α-aminoketone under mild condition in high yield and selectivity by an aminolysis reaction using an α,β-epoxysulfone and a secondary amine. CONSTITUTION: The objective α-aminoketone of formula III is produced by re...
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JP2004522721A |
A method of performing a one-pot organic reaction including carbon monoxide as reactant without the use of an external CO gas source is described wherein a reaction mixture containing a solid or liquid CO releasing compound, a non-metal ...
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JP2004203876A |
To provide an improved catalytic hydrogenation method for an aliphatic unsaturated group of an organic compound.In the catalytic hydrogenation method for the aliphatic unsaturated group of the organic compound, a catalyst prepared by pre...
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JP3511699B2 |
PURPOSE: To easily produce a nitroaniline derivative in short step and high yield by reacting an aromatic nitro compound with an O-alkylhydroxylarnine in the presence of a base and a metalbased catalyst. CONSTITUTION: This nitroaniline d...
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JP3493727B2 |
PURPOSE: To provide a new method for preparing the carboxamide of nitrogen- containing heterocyclic compound(N-heterocyclic compound) useful as an important intermediate for producing pharmaceuticals, which can be employed on an industri...
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JP3467293B2 |
PURPOSE: To obtain acyl isocyanates of high purity in high yields without danger by reacting oxalyl chloride with a salt selected from hydrohalides and sulfates of a specific amide /or a carbamate and then, heating the reaction mixture. ...
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JP3461505B2 |
Poly N-substituted Glycines (poly NSGs), wherein the substituents bear purine or pyrimidine bases (R<9>) every second glycine: In addition, a solid phase method for the synthesis of N-substituted oligomers of more general structures is d...
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JP2003286238A |
To provide a method for industrially advantageously producing an oxime compound from a carbonyl compound, ammonia and hydrogen peroxide.The method for producing the oxime compound comprises carrying out a reaction between the carbonyl co...
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JP2003528062A |
A process for the dehydration of organic compounds to form unsaturated compounds comprises mixing at least one organic compound in liquid or dissolved form with at least one dehydrating agent in liquid or dissolved form in at least one m...
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JP3435453B2 |
PURPOSE: To effectively introduce imide group to a heterocyclic compound by reacting a compound having a heterocycle with a succinic imide derivative or a phthalic imide derivative. CONSTITUTION: A compound having a heterocycle to which ...
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JP2003520258A |
There is provided a method of selectively replacing a carbon-hydrogen bond at an unactivated saturated sp3 hybridised carbon atom in an organic compound by a carbon-nitrogen bond, the method comprising reacting the compound with a fluori...
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JP3420604B2 |
PURPOSE: To prepare an isocyanate by a non-phosgenation route which can be carried out economically and commercially and by which the isocyanate can be prepared under mild reaction conditions in a short reaction time. CONSTITUTION: CO2 i...
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JP3419413B2 |
PURPOSE: To produce a high-purity organic acid quaternary ammonium salt in high yield in a short time at a low cost. CONSTITUTION: An organic carboxylic acid quaternary ammonium salt is produced by reacting an organic carboxylic acid est...
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JP3419412B2 |
PURPOSE: To produce a high-purity organic acid quaternary ammonium salt in high yield in a short time at a low cost. CONSTITUTION: An organic carboxylic acid quaternary ammonium salt is produced by reacting an organic carboxylic acid est...
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JP2003160543A |
To provide a nitration reactor for heat-insulated mononitrating an aromatic hydrocarbon, a halogenated aromatic hydrocarbon, and a halohydrocarbon.The tube reactor has an opening and comprises 4-12 chambers partitioned by plates which ca...
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JP3408271B2 |
PURPOSE: To obtain an aminated saccharide derivative useful for synthesizing a reduced end labeled saccharide and an artificial complex glucide by reducing a 2-aminopyridine derivative saccharide and decomposing the resultant compound un...
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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...
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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...
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JP2003507449A |
A process for making a tertiary amine ester of the following formula (I):the process comprising:(a) reacting a ketone or an aldehyde having the formula with a glycol to form a ketal or an acetal;(b) reacting the ketal or the acetal with ...
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JP2003507353A |
A catalytic transfer hydrogenation process is provided. The process can be employed to transfer hydrogenate N-substituted imines and iminium salts, which are preferably prochiral. The catalyst employed in the process is preferably a meta...
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JP2003506357A |
(57) [Summary] The present invention relates to novel methods of reductively methylating primary and secondary amines, preferably aliphatic, allyl, benzyl, and aromatic amines, using methylation reagents known in the art.
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JP2003506340A |
The present invention relates to a novel process for the nitration of organic compounds, preferably of aromatic and heteroaromatic compounds, using nitrating reagents which are known from the literature and new types of nitrating reagents.
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JP2003506351A |
(57) [Summary] The present invention relates to a novel method for converting a carboxylic acid to a protective acylguanidine. The present invention particularly relates to a novel method for continuously carrying out the Mukaiyama react...
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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 ...
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JP3374155B2 |
A process for preparing a compound of formula (1) in which P1 and P2 are protecting groups; comprising a) reaction of a compound of formula (5) wherein P1 is as defined for formula (1); with a Raney-nickel catalyst in a solvent under hyd...
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JP2003012622A |
To provide a method for directly synthesizing a poly(N-substituted amide) on a solid substrate support.This method for synthesizing the poly(N-substituted amide) comprises the following steps. a step of acylating a first substrate-bound ...
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JP2002542165A |
The present invention relates to prodrugs of pharmacologically active five-membered heterocyclic amidines from which are produced in vivo compounds which are competitive inhibitors of trypsin-like serine proteases, in particular thrombin...
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JP2002541252A |
(57) [Summary] A method for producing amidine and its inorganic acid or organic acid salt in which nitrogen is not substituted, which comprises reacting the corresponding carboxamide oxime with zinc in the presence of a carboxylic acid. ..
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JP2002541254A |
The present invention relates to prodrugs of general formula (I). The meaning of said formula is given in the description. Disclosed are the prodrugs of pharmaceutically active, heterocyclic amidines. In vivo compounds which are competit...
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JP2002535302A |
Mono-substituted and di-substituted alpha-amino acids and derivatives thereof, substituted at the alpha positon with one (mono-) or two (di-) substituents (R2 and/or R3) as shown in Formula 1: N(R4R5)C(R2R3)CO(OR1).
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JP2002284742A |
To provide a method for producing a secondary or tertiary amine by reacting a primary or secondary amine with a halogen compound, improving the decrease of its yield caused by a tar formation and lack of reactivity.This method for produc...
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JP2002284746A |
To provide a method for producing a secondary or tertiary amine by reacting a primary or secondary amine with a halogen compound, improving the decrease of its yield caused by a tar formation and lack of reactivity.This method for produc...
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JP2002284712A |
To provide a method for producing a secondary or tertiary amine compound by reacting a primary or secondary amine with a halogen compound, by which the secondary or tertiary amine compound can be produced in en hanced tar-production prev...
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JP2002284745A |
To provide a method for producing a secondary or tertiary amine by reacting a primary or secondary amine with a halogen compound, improving the decrease of its yield caused by a tar formation and lack of reactivity.This method for produc...
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JP3328997B2 |
PURPOSE: To obtain the subject compound obtained by action of boric acid or boroxin derivative on an optically active aminoalcohol which can give an optically active amine of high optical purity in the combination with a borohydride as a...
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JP2002275141A |
To provide a method for producing a desired carboxylic acid amide in a good yield by reacting a carboxylic acid compound with an amino compound.This method for producing a carboxylic acid amide comprises reacting a carboxylic acid with a...
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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 ...
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JP2002234879A |
To provide a method for producing an amide compound in high efficiency by a Beckmann rearrangement of an oxime compound in a liquid phase under a mild reaction condition.This method for producing an amide compound such as - caprolactam f...
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JP2002525342A |
A catalytic transfer hydrogenation process is provided. The catalyst employed in the process is a metal neutral hydrocarbyl complex which is coordinated to defined bidentate ligands. Preferred metals include rhodium, ruthenium and iridiu...
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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), ...
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JP2002523230A5 |
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JP2002201163A |
To provide a process for the continuous hydrogenation of a nitrile to a primary amine, by which the mild hydrogenation of the nitrile can simply be carried out and especially by which the formation of the primary amine in high selectivit...
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JP3300369B2 |
The invention encompasses a process for making compounds of Formula (I) useful in the treatment of cyclooxygenase-2 mediated diseases.
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JP3283510B2 |
PCT No. PCT/EP91/00566 Sec. 371 Date Dec. 2, 1992 Sec. 102(e) Date Dec. 2, 1992 PCT Filed Mar. 25, 1991 PCT Pub. No. WO91/15441 PCT Pub. Date Oct. 17, 1991.A process for the catalyzed ethoxylation or propoxylation of compounds selected f...
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JP2002121185A |
To provide a method for producing basic organic nitrogen-containing compounds by reduction with lithium aluminum hydride, capable of carrying out decomposition while controlling occurrence of heat and hydrogen even in the case of large a...
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JP2002114742A |
To provide an alternative method for nitrating an aromatic hydrocarbon affording high conversion.This method for nitrating an aromatic hydrocarbon comprises reaction of the aromatic hydrocarbon with a nitrogen oxide selected from the gro...
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JP2002508777A |
The invention relates to a novel method for aminating mononuclear aromatic compounds and polynuclear compounds containing at least one aromatic ring. The inventive method enables simple separation of the aminated mononuclear aromatic com...
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JP3261190B2 |
PURPOSE: To safely obtain a 2-hydroxy-3,5-dinitropyridine compound extremely important as an intermediate for oxidative dyestuffs, medicines or agrichemicals in high yield by nitrating a 2-hydroxypyridine compound into its dinitro produc...
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JP2002047247A |
To provide a method for producing a hydroxy compound and an amino compound performable at low cost in an environmentally friendly manner while easily recycling the solvent without using a solvent mixture or auxiliary solvent, and suitabl...
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JP2002047259A |
To provide a synthetic reaction capable of forming a covalent bond between a carbon atom in an organic compound and an oxygen atom or a nitrogen atom of another organic compound easily under mild reaction conditions.In the presence of a ...
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