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WO/1991/009822A1 |
Continuous process for the telomerization of conjugated dienes comprising reacting a conjugated diene with a compound containing an active hydrogen atom in the liquid phase in the presence of a Group VIII transition metal catalyst and a ...
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WO/1991/007385A1 |
Compounds of formula (I), in which Ar is aryl and R?1¿ and R?2¿ are alkyl, are obtained by a process in which a compound of formula (II), where Z is a disubstituted amino group, is reacted (a) with an alcohol, R?2??OH, preferably under...
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WO/1991/007371A1 |
The present invention relates to a method for the preparation of alpha,beta-unsaturated ketones represented by general formula (II) (where R is a heterocyclic group with nitrogen atom in the ring or a phenyl group with electron donative ...
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WO/1990/015040A1 |
A stable 1,2-dioxetane of the formula (I), where R1, R2 and R3 are passive organic groups that allow the dioxetane to decompose and produce light when Z and Y are removed, with the proviso that R1 and R2 may be joined to form a cyclic mo...
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WO/1990/014073A1 |
Pharmaceutical preparation consisting of one or more active ingredients and an excipient which solidifies at temperatures between 20 and 80°C and is water soluble, characterized in that it is an isotropic solution in which a) the active...
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WO/1990/006911A1 |
Process for the preparation of acetoacetates and other beta-ketoesters is provided, involving reaction of nitrogen, oxygen or sulfur nucleophiles with a tertiaryalkyl acetoacetate or tertiaryalkyl beta-ketoester.
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WO/1990/006810A1 |
The hydroformylation of olefins with rhodium complex catalysts is described. The catalysts employed comprise a rhodium complex with at least one bidentate ligand having a specified structure (I). Hydroformylation reactions at relatively ...
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WO/1989/011478A1 |
A ruthenium catalyzed method to synthesize cyclic sulfate compounds from the corresponding cyclic sulfites, and the cyclic sulfate reaction products obtained by this method. These cyclic sulfates further react with selected nucleophiles ...
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WO/1989/008659A1 |
Chemical reactions are readily carried out using supercritical carbon dioxide as the reaction medium. Supercritical carbon dioxide is of special value as a reaction medium in reactions for synthesizing polypeptides for sequencing polypep...
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WO/1989/006642A2 |
Disclosed is a process for the purification of carbon monoxide and/or hydrogen-containing gas streams employed for chemical conversion reactions by contacting such gas feed streams with the oxygenated organic reaction products obtained i...
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WO/1989/006225A1 |
An osmium-catalyzed method of addition to an olefin. In the method of asymmetric dihydroxylation of the present invention, an olefin, a chiral ligand, an organic solvent, water, an amine oxide, an osmium-containing compound and, optional...
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WO/1989/001467A1 |
The hydroformylation of olefins with rhodium complex catalysts is described. The catalysts employed comprise a rhodium complex with at least one phosphine having a specified structure, e.g., tris(benzyl)phosphine. Preferred phosphines ha...
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WO/1988/005767A1 |
A continuous process for hydrogenating an unsaturated organic compound to a corresponding hydrogenation product which process comprises: (a) providing a hydrogenation plant comprising first and second hydrogenation zones connected in ser...
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WO/1988/005771A1 |
Ketones or aldehydes containing one or more carbon-carbon double bonds and a carbonyl group conjugated with at least one double bond are hydrolyzed by the action of heat and pressure in the presence of water by a batch or continuous proc...
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WO/1988/002357A2 |
Compounds having formula (I): R1-(Ao)k-(Z1-A1)m-Zo-(E)n-(Q)o-(Z2-A2)p-R2, can be easily produced in high yields from organic zinc compounds having formula (II): R1-(Ao)k-(Z1-A1)m-Zo-ZnY and compounds having formula (III): X-(E)n-(Q)o-(Z2...
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WO/1988/001995A1 |
A process for reducing aldehydes or ketones using a stable and highly active catalyst not soluble in a solvent, easily removable from the reaction system after completion of the reaction, and reusable. This process comprises reacting an ...
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WO/1987/007889A2 |
The process is carried out in the presence of at least one transition metal complex MZq (M = metal of group VIII of the Periodic Classification; Z = ligand selected among the atoms and the molecules which may complex the metal M; and q =...
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WO/1987/007889A1 |
The process is carried out in the presence of at least one transition metal complex MZq (M = metal of group VIII of the Periodic Classification; Z = ligand selected among the atoms and the molecules which may complex the metal M; and q =...
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WO/1987/000520A1 |
Salts of organophilic acidic compounds or their derivatives, particularly ionomeric polymers containing carboxylic, sulfonic or phosphorus acid or ester groups, are prepared by reaction in the melt or in solution in a relatively non-pola...
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WO/1986/004056A1 |
Propanol derivatives of formula (I), wherein X is a leaving group; R1 is H or a protecting group; and R2 is H, and R3 is a group -CH2Y wherein Y is a leaving group; or R2 and R3 together form =CH2. The propanol derivatives of the formula...
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WO/1986/000886A1 |
A general method for producing methylol compounds by the reaction of an organometallic compound with formaldehyde in which the formaldehyde is generated in situ from and by the use of a high molecular weight linear formaldehyde homopolymer.
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WO/1980/000714A1 |
Production of ketone and the like by catalytic electrode oxidation of a secondary alcohol in the presence of iodine and/or an iodine compound.
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JP7023019B2 |
Disclosed is a cross-coupling reaction method which forms a chemical bond selected from C-N, C-B, C-C, C-O and C-S bonds, the method comprising:preparing an aromatic compound (1) having a leaving group;preparing a compound (2) capable of...
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JP6892098B2 |
To provide an asymmetric catalyst for a convenient and high-enantioselective synthesis of optically active α-amino ketone using an oxidative asymmetric ring-opening reaction for aziridine, and provide an asymmetric catalytic production ...
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JP6888550B2 |
Provided is a method for producing an organic compound, wherein the organic compound is an industrially useful compound, and a deodorization step, for removing from a reaction solution odorants that are generated in or remaining after a ...
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JP6763747B2 |
To provide a method for producing trifluoromethyl group-containing alcohols useful as synthetic intermediates for medicines and agrochemicals.This invention relates to a method for producing trifluoromethyl group-containing alcohols expr...
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JP6687547B2 |
The disclosure relates to a method of performing ozonolysis or ozone-based oxidation on a liquid or emulsified reagent using a tubular falling firm reactor with one or multiple tubes wherein the combined ozone and carrier gas flow is co-...
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JP6598067B2 |
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JP2019104709A |
To provide: a method for identifying the composition of a fatty acid which constitutes a fatty acid ester and/or free fatty acid; and a kit therefor.The present inventors have found that, by performing a first step of lower-alkylating a ...
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JP6487219B2 |
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JP6466429B2 |
A process for preparing carboxylic acids and/or carboxylic anhydrides by gas phase oxidation of aromatic hydrocarbons, in which a gas stream comprising at least one aromatic hydrocarbon and molecular oxygen is passed continuously over a ...
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JP6360473B2 |
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JP6339763B2 |
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JP6216733B2 |
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JP2017186261A |
To provide a manufacturing method of a homoallyl alcohol derivative having tri-substituted olefin diastereoselectively with one step reaction under a mild condition without using a rare metal catalyst.A manufacturing method of a homoally...
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JP5988087B2 |
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JPWO2014034124A1 |
The present invention provides a chemical reaction that omits or simplifies post-reaction processing. A method for producing a product by a chemical reaction, which is a step of (A) reacting a substance used in the chemical reaction in a...
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JP2016132618A |
To provide a method for producing an oxide capable of easily producing an oxide excellent in substrate selectivity with a high yield, which allows the reaction to proceed without using a solvent under moderate conditions at 100°C or les...
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JP2016104739A |
To provide an ionic compound useful as an ionic conducting material, an electron conducting material, a coloring agent and a catalyst for various chemical reactions and its use.There is provided an ion compound represented by the formula...
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JP5923105B2 |
The present invention relates to a chiral spiro-pyridylamidophosphine ligand compound, synthesis method therefor and application thereof. The chiral spiro-pyridylamidophosphine compound is a compound having a structure of Formula (I), a ...
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JP5841295B2 |
Process for the production of a chemical compound from a carbon dioxide starting material, comprising the steps of a) providing a feed stream consisting mainly of carbon dioxide; b) electrolyzing in an electrolysis stage the carbon dioxi...
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JP5769679B2 |
Methods and systems for hydrogenating an aldehyde or a ketone, including introducing a gas stream comprising hydrogen into a high shear device comprising a rotor and a stator; introducing a liquid stream comprising an aldehyde or ketone ...
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JP5758802B2 |
The invention relates to a metal-containing organosilica catalyst, and use thereof in metal-catalyzed reactions. The invention relates to a process of preparation of the metal-containing organosilica catalyst comprising i) mixing a silic...
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JP5753600B1 |
To provide a method for producing an organic compound capable of accelerating a reaction of a substance. A method for producing an organic compound is a mixing step of mixing a first liquid and a second liquid, which are immiscible liqui...
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JP5701832B2 |
The present invention provides a method represented by Scheme 1: wherein X represents I, Br, Cl, alkylsulfonate, or arylsulfonate; Z represents optionally substituted aryl, heteroaryl or alkenyl; L represents hydrogen or a negative charg...
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JP5680878B2 |
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JP5629061B2 |
Battery has an electrolyte comprising a solvent and a salt (I) comprising a hydroxonium, nitrosonium, ammonium, metal, organic or organometallic cation and a 5-membered (hetero)cyclic anion. Battery has an electrolyte comprising a solven...
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JP2014169271A |
To provide an ionic compound in which an anionic filler is non-locally distributed.The provided compound includes either of an amide and a salt thereof, whereas the amide or salt includes a sufficiently large number of anionic segments c...
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JP5561732B2 |
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JP5554698B2 |
The invention relates to a process for the preparation of N-protected alpha-aminoaldehydes by deacetalization of the acetal functional group of corresponding N-protected alpha-aminoacetals using formic acid.
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