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JP2024505299A |
The present invention is an improved method for controlling the exothermic vapor phase hydrogenation of phenol catalyzed by a palladium-containing catalyst in an industrial scale hydrogenation reactor, the reactor being charged with an i...
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JP2024505106A |
The present invention provides an azulene-based compound and a method for producing and using the same. [Solution] The azulene compound includes two compounds that are isomers of each other, and the chemical name thereof is 8-(1,2-dihydr...
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JP7418344B2 |
The present invention provides a metal-oxo complex represented by the following general formula (1),wherein in the general formula (1) above, "M" represents a molybdenum atom or a tungsten atom; "A" represents a carbon atom, a silicon at...
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JP2024008878A |
The present invention provides a new hydroformylation process that provides increased yield. [Solution] a) dicyclopentadiene is first added, b) a compound of formula (I) is added, c) a Pt compound capable of forming a complex is added, d...
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JP2024006886A |
The present invention provides a method for producing nonylcyclohexanol, in which the conversion rate of nonylcyclohexanol is 99.0% or more. [Solution] The process for producing nonylcyclohexanol consists of adding a liquid phase reactan...
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JP2024500097A |
The present invention relates to novel bicyclic compounds as aroma chemicals. In particular, it relates to the use of bicyclic aromatic compounds as aroma chemicals and also for enhancing and/or modifying the aroma of compositions. [Sele...
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JP7405924B2 |
A method for preparing hydrogenated bisphenol A comprises: (a) heating a reactor in which bisphenol A, a solvent, and a ruthenium supported catalyst are added; (b) supplying hydrogen into the reactor to react; and (c) blocking the supply...
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JP7396689B2 |
The invention relates to fullerene derivatives of formula I, to mixtures and formulations containing them, to the use of the fullerene derivatives, mixtures and formulations as organic semiconductors in, or for the preparation of, electr...
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JP2023550901A |
The present invention relates to the field of organic synthesis. More specifically, C containing one or more carbonyl or carboxyl functional groups in the presence of a silane and at least one catalyst or precatalyst in the form of a zin...
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JP2023549690A |
The conversion of nootkatol to nootcatene in the terpene blend substantially or completely separates nootkatol, such as α-nootkatol, from the compounds present in the terpene blend that catalyze the chemical reaction of nootkatol to noo...
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JP7385581B2 |
The present invention relates to a plasma reactor and more specifically to an plasma microreactor comprising a support, made at least partially of a dielectric material, the support comprising a gas inlet, a liquid inlet, at least a flui...
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JP2023548666A |
[Problem] 3-Fluoro-5-(((1S,2aR)-1,3,3,4,4-pentafluoro-2a-hydroxy-2,2a,
3,4-tetrahydro-1H-cyclopenta[cd] A method for preparing inden-7-yl)oxy)-benzonitrile is provided. [Solution] In this specification, 3-fluoro-5-(((1S,2aR)-1,3,3,4,4-pe...
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JP7367147B2 |
Provided is a method of purifying a terpenoid amino alcohol derivative, including providing a crude terpenoid amino alcohol derivative; performing an acid/base crystallization process of the crude terpenoid amino alcohol derivative to ob...
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JP7362609B2 |
Described herein are catalytic hydrogenation processes, using Ru complexes with tetradentate ligands of formula L in hydrogenation processes for the reduction of ketone, aldehyde, ester, or lactone into the corresponding alcohol or diol ...
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JP2023143030A |
To produce 1,3-cyclopentanediol with a high trans ratio in high yield by directly hydrogenating 4-hydroxy-2-cyclopentene-1-one, and particularly, to produce 4-hydroxy-2-cyclopentene-1-one with a high trans ratio in a water solvent same a...
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JP2023539882A |
The present invention relates to a tin-titanium-silicon molecular sieve, a method for its production and its use. The electronic binding energy of the active center of the backbone tin in the tin-titanium-silicon molecular sieve is less ...
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JP2023128740A |
To provide an alicyclic diol compound having two cyclohexane rings on a hydrogenated fluorene skeleton, and a method for producing the same.The invention provides an alicyclic diol compound having two cyclohexane rings on a hydrogenated ...
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JP7341464B2 |
To provide a redox photocatalyst applicable to a wide range of reactions.The redox photocatalyst comprises a compound represented by the general formula (I) or (II) in the figure. [In the formula, Ar1, Ar2, Ar3, Ar4, Ar5, Ar6, Ar7 and Ar...
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JP7322716B2 |
To provide a production method that makes it possible to produce, at good yield, a (meth)acrylate compound useful for a resist polymer and an alcohol compound as an intermediate thereof.A method for producing an alcohol compound represen...
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JP7308864B2 |
The present invention relates to the field of catalytic hydrogenation and, more particularly, to methods of manganese-catalysed hydrogenation of esters to alcohols. Advantageously, where the esters are chiral, the hydrogenations proceed ...
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JP2023528400A |
The present invention relates to inhibitors of protein fucosylation. More specifically, the present invention relates to carbocyclic compounds useful as inhibitors of protein fucosylation.
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JP2023073943A |
To provide a method for preparing 2,2-bis(4-hydroxycyclohexyl)propane that has high yield, is easy to mass produce, and has an industrially applicable value.The present invention provides a method for preparing 2,2-bis(4-hydroxycyclohexy...
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JP7279072B2 |
A catalytic membrane composite that includes porous supported catalyst particles durably enmeshed in a porous fibrillated polymer membrane is provided. The porous fibrillated polymer membrane may be manipulated to take the form of a tube...
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JP2023516131A |
The present invention relates to the field of organic synthesis, and more specifically to a process for preparing compounds of formula (I) by hydroboration-oxidation reaction of compounds of formula (II).
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JP7253124B1 |
In a gas-liquid reaction using a solid catalyst, a gas raw material 3 containing a first raw material and a liquid raw material 5 containing a second raw material are alternately passed through a reaction field 1 holding a solid catalyst...
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JP2023032607A |
To provide a cyclic carbonate that serves as raw material for polycarbonate resin, an epoxide, and a diol and methods for producing them.A cyclic carbonate is represented by the following formula (1) (where, in the formula (1), R1-R12 in...
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JP2023508139A |
Disclosed is a process for treating a product stream from a polyester methanolysis depolymerization process, said product stream comprising dimethyl terephthalate, dimethyl phthalate, dimethyl isophthalate, bisphenol A, adipic acid and o...
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JP7230019B2 |
The various aspects presented herein relate to the perfumery industry. More particularly, the various aspects presented herein relate to malodor counteracting compositions and/or ingredients, methods for counteracting malodors, as well a...
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JP2023506663A |
A method of preparing a mixture comprising cyclohexanol and cyclohexanone comprising the step of hydrogenating cyclohexyl hydroperoxide in cyclohexane in the presence of a Raney nickel catalyst to obtain cyclohexanol and cyclohexanone.
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JP2023012993A |
To provide a process capable of obtaining a diol compound having a cyclohexane skeleton with a high ratio of total trans compounds/cis-containing compounds under a mild reaction condition.A method of producing a diol compound having a cy...
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JP7194059B2 |
To provide a novel ester compound used for a plasticizer for a thermoplastic resin having excellent plasticization efficiency.The present invention provides an ester compound represented by the following formula (where C1, C2 is a carbon...
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JP7182604B2 |
Disclosed is a carbon-coated transition metal nanocomposite material, its preparation, and application thereof, wherein the nanocomposite material comprises carbon-coated transition metal particles having a core-shell structure, the shel...
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JP2022547567A |
The present disclosure relates to novel cannabinoid derivatives and precursors thereof and methods for their preparation. The disclosure also relates to pharmaceutical and analytical uses of the novel cannabinoid derivatives [Selection d...
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JP7153604B2 |
To provide a method for manufacturing tertiary alcohol under a mild condition at high yield.There is provided a manufacturing method of tertiary alcohol, including (A) a process for preparing an agent by mixing or reaction a compound rep...
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JP7145486B2 |
To hydrogenate efficiently an aromatic ring of an aromatic compound, by using alcohol and water supplied stably and inexpensively, without using hydrogen gas.In an aromatic ring hydrogenation method, alcohol such as methanol or ethanol, ...
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JP2022540110A |
The present invention relates to 2-(2,4,5-trimethylcyclohex-2-en-1-yl)acetaldehyde and derivatives thereof, a process for preparing said compounds, 2-(2,4,5-trimethylcyclohexa- 2-en-1-yl)acetaldehyde, or a specific derivative thereof, or...
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JP2022134073A |
To provide an environment-friendly alicyclic polycarbonate made of renewable resources.An alicyclic polycarbonate contains a repeating unit represented by formula (1). (in formula (1), R1-R4 are each independently a hydrogen atom, an alk...
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JP2022538553A |
The present disclosure relates generally to processes for coating scaffolds, and specifically to processes for coating static mixer scaffolds with catalytic liquid suspensions. The present disclosure also generally relates to a process f...
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JP7125830B2 |
To provide a method for making a glycol including a bis alicyclic one.A glycol including a bis alicyclic one can be produced by a method that can hydrogenate a glycol including a bis aromatic one in the presence of hydrogen and a catalys...
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JP2022535757A |
General formula (1) below: [In the formula, * each represents an asymmetric carbon atom, X is an ester (e.g., t-butyl ester); thioester; amide; , tetrahydrofuran, thiophene, isoxazole, bromofuran, or thiazole); a moiety containing a nitr...
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JP3238259U |
To increase a mass transfer area between hydrogen gas and a liquid phase material, improve reaction efficiency and react, according to an enhanced reaction system for selectively hydrogenating benzene of the present practical novel to pr...
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JP7098532B2 |
The present invention relates to chiral compounds with two optically active phosphorus atoms, chiral transition metal catalysts which comprise these compounds as ligands, a process for preparing the P-chiral compounds and processes for a...
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JP7097266B2 |
To provide a method for producing cyclic diol stably for a long time and highly selectively.A method for producing cyclic diol includes a reaction step of causing cyclic epoxy to react with water in the presence of a catalyst containing ...
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JP2022098431A |
To provide a pest repellent composition which comprises a monoterpene compound and suppresses photodegradation.There is provided a pest repellent composition which comprises: (a) a monoterpene compound; (b) one or two or more selected fr...
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JP2022530810A |
A process for separating at least one inositol from carob extract is described, in which a) the brix value is greater than 60 and the pinitol content is 5-25% by weight based on the weight of the extract. A step of providing the filtered...
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JP7053401B2 |
To provide a novel cyclized compound that has a large traction coefficient, and a method for producing the same.Provided are: a novel cyclized compound represented by a chemical formula (1); and a method for producing novel cyclized comp...
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JP7050805B2 |
The present invention primarily concerns the use of 2,3,6-trimethylcyclohexanol as a fragrance and/or flavoring. The invention also concerns new fragrance and/or flavoring compositions comprising 2,3,6-trimethylcyclohexanol and their use...
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JP7029070B2 |
A composition for resist underlayer film formation contains a compound having a group represented by formula (1), and a solvent. R1 represents an organic group having 2 to 10 carbon atoms and having a valency of (m+n), wherein the carbon...
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JP7027404B2 |
The present invention refers to 6-isopropyl-2,4-dimethylcyclohexen-1-ol derivatives, to a method of their production, and fragrance compositions and fragranced articles comprising them.
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JP7019685B2 |
The present invention relates to a process for enriching enantiomers from an enantiomer mixture via a fractionating melt crystallization process in a melt crystallization apparatus. The invention specifically relates to a process for pro...
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