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Matches 1 - 50 out of 8,684

Document Document Title
WO/2022/168670A1
The purpose of the present invention is to provide a charge transfer complex which enables the achievement of a curable resin composition that has an excellent balance between curability and storage stability if used as an epoxy resin cu...  
WO/2022/161163A1
The present invention provides a production process for industrial prenol, comprising the following steps: A) performing depolymerization on polyoxymethylene to generate free formaldehyde; and B) contacting the free formaldehyde with bas...  
WO/2022/154782A1
Systems and methods are provided for ozonolysis of polycyclic aromatic hydrocarbons (PAHs) in a liquid CO2 reaction environment. It has been unexpectedly discovered that oxygen- containing functional groups can be added to PAH substrates...  
WO/2022/153003A1
The present invention relates to the field of perfumes and flavourings. More particularly, it relates to valencene derivatives and the use thereof as a perfuming or flavouring agent. It also relates to a perfuming or flavouring compositi...  
WO/2022/149532A1
Provided are a lignin-degrading catalyst that has exceptional properties for degrading lignin and that readily isolates lignin after a degradation reaction, a method for manufacturing the lignin-degrading catalyst, and a method for degra...  
WO/2022/141699A1
A method for preparing a chemical intermediate, 9-fluorenyl formaldehyde. The method comprises the following steps: adding industrial fluorene, a metal alkoxide and ethyl formate to a solvent, and reacting same at 30-80°C for 0.5-10 hou...  
WO/2022/142708A1
Disclosed are a composite oxide catalyst, a preparation method therefor, and a use thereof. The catalyst has the following general formula: MoFeaAlbPcOx, wherein a=0.25-0.5, b=0.001-0.2, c=0.001-0.6, and x is a number satisfying the vale...  
WO/2022/142709A1
Disclosed are a supported composite oxide catalyst and preparation and use thereof. The catalyst has the general formula: FeMoaSibXcOd, wherein X is a modified metal and is selected from alkali metals or alkaline earth metals; a = 0.5 - ...  
WO/2022/139989A1
The present invention relates to hydroformylation reaction processes. In one aspect, a hydroformylation reaction process comprises (a) contacting an olefin, hydrogen, and carbon monoxide in the presence of a homogeneous catalyst in a rea...  
WO/2022/127712A1
Disclosed is a method for stereospecific synthesis of 2-enal and 2-enone compounds, and deuterated compounds thereof, comprising reacting 2,3-dienol with organic boric acid, in an organic solvent under the action of a rhodium catalyst, a...  
WO/2022/129575A1
Proposed is a process (100-500) for producing a target compound, wherein a first component mixture is subjected to an oxidative dehydrogenation (10) to obtain a second component mixture and wherein at least a portion of the second compon...  
WO/2022/132372A1
Embodiments of the present invention are directed to processes to improve rhodium accountability in continuous liquid recycle hydroformylation processes. In some embodiments, a process comprises contacting in a reaction zone reactants co...  
WO/2022/129185A1
The present invention generally relates to the production of vanillin and related compounds (such as aromatic carboxylic acids, quinones, etc.) involving the oxidative cleavage of aromatic compounds (such as lignin, lignols, cinnamic aci...  
WO/2022/117522A1
The present invention relates to a process for preparing polycyclic aliphatic dialdehydes by hydroformylation of polycyclic aliphatic diolefins in the presence of synthesis gas in an organophosphorus-ligand-modified metal catalyst system...  
WO/2022/119706A1
A process for preparing aldehydes from methanol includes introducing a feed stream comprising methanol and hydrogen gas into a reaction zone of a first reactor, converting the feed stream into an intermediate stream comprising C2 to C4 o...  
WO/2022/119708A1
A process for preparing aldehydes from synthesis gas includes introducing a first feed stream comprising hydrogen gas and a carbon-containing gas comprising carbon monoxide into a reaction zone of a first reactor, converting the first fe...  
WO/2022/117537A1
The present invention relates to a process for preparing aldehydes by hydroformylation of olefins by means of synthesis gas in a transition-metal-complex catalyst, wherein: within a first process step, the olefins are reacted, in the pre...  
WO/2022/118917A1
A method for reacting diisobutylene (DIB) with carbon monoxide and hydrogen in the presence of a cobalt catalyst to produce 3,5,5-trimethylhexanal, wherein the method for producing 3,5,5-trimethylhexanal includes a step (first stage reac...  
WO/2022/106158A1
The invention relates to a process for preparing α,β-ethylenically unsaturated carboxylic acids by two-stage catalytic gas phase oxidation of alkenes, in which a gas stream (1) containing at least one alkene, in a first reactor (A) in ...  
WO/2022/102465A1
Provided is an aldehyde composition that contains an aldehyde represented by formula (1) and an aldehyde represented by formula (2). The mass ratio of the aldehyde represented by formula (1) and the aldehyde represented by formula (2), (...  
WO/2022/095307A1
Provided in the present disclosure is a process for preparing trioxymethylene from methanol, comprising: step 1: preparing and obtaining formaldehyde from a mixture of methanol and methylal under the action of an oxidation catalyst, and ...  
WO/2022/090762A1
The present invention concerns dispiroindenopyridines and dispiroindenopyridazines and derivatives thereof, methods for their preparation, the study and definition of their properties, and their uses. In particular, the present invention...  
WO/2022/089867A1
This disclosure relates to a primary alcohol composition of linear and branched C11, C13, C15, C17, C19 or C21 primary alcohols, wherein at least 50 % of the branched alcohol chains are mono-branched chains with a branch at the second ca...  
WO/2022/087704A1
The present invention describes a process for preparing alkoxylated polyacrylates via an aromatic solvent-free polymerization reaction, and the alkoxylated polyacrylates thus obtained. The present invention also refers to the use of alko...  
WO/2022/079434A1
A process for the production of formaldehyde from methanol is disclosed. The process comprises the steps of: feeding to a reactor a feed stream comprising the methanol and an oxygen-containing gas; reacting the methanol in the gas phase ...  
WO/2022/077851A1
The present invention discloses a 1,4-dihydropyridine chiral hybrid hydrogenation reagent, a preparation method and an application thereof. The 1,4-dihydropyridine chiral hybrid hydrogenation reagent has a structure represented by formul...  
WO/2022/073115A1
Compounds of Formula I or II, methods of preparation and of use thereof. Formula I has a core aromatic group with substituents as follows: Formula (I) wherein G1 is -(CH2)nC(R1)(R2)OH, -(CH2)n-CHO, -(CH2)nC(O)NR1R2, -(CH2)nCH (R1)NR1R2, ...  
WO/2022/069559A1
The present invention relates to a method for performing a condensation reaction by heterogeneous catalysis using a surface-reacted calcium carbonate catalyst and the use of a dry surface-reacted calcium carbonate as a catalyst. The cond...  
WO/2022/072185A1
Processes for preparing aldehydes from olefins under hydroformy!ation temperature and pressure conditions are disclosed. The processes include a step of contacting at least one olefin with hydrogen and carbon monoxide in the presence of ...  
WO/2022/069553A1
The invention relates to a method for producing benzaldehyde oximes of the general formula (I) and to the use thereof as important precursors for the synthesis of agrochemical and pharmaceutical active substances.  
WO/2022/070992A1
A method for producing a fluorinated aromatic aldehyde, the method including: a first step for reacting a halogenated aromatic aldehyde having a specific structure and an alkali metal fluoride while heating in the presence of a catalyst ...  
WO/2022/065116A1
A catalyst precursor that has an average particle diameter (D50), being the particle diameter at which the cumulative volume fraction reaches 50%, of 10–40 μm and is indicated by formula (1). Moa1Bib1Nic1Cod1Fee1Xf1Yg1Zh1Oi1 ... (1)...  
WO/2022/063620A1
The invention relates to a process for the dehydrogenation of a feedstock comprising ethanol, using at least one multitubular reactor advantageously comprising a plurality of tubes comprising at least one dehydrogenation catalyst, and a ...  
WO/2022/058188A1
A process for the continuous production of glyoxal in a reactor by oxidation of ethylene glycol in the gas phase with oxygen, cooling the reaction mixture to obtain an aqueous solution of glyoxal and a glyoxal depleted, carbon dioxide an...  
WO/2022/060867A1
Provided herein are fermentation compositions and methods for improved production of vanillin and/or glucovanillin in the presence of para-aminobenzoic acid (PABA, 4-aminobenzoic acid). The compositions and methods described herein provi...  
WO/2022/058019A1
The present invention primarily relates to compounds of formula (I) as defined herein and to compositions comprising one, two, three or more compounds of formula (I) as defined herein, or consisting of two, three or more compounds of for...  
WO/2022/059959A1
An aldehyde preparation method according to one embodiment of the present application comprises steps in which: a reaction product comprising an aldehyde is formed by reacting an olefin-based compound and a synthetic gas in the presence ...  
WO/2022/053546A1
The first aspect of the disclosure concerns a process for transforming liquefied natural gas (LNG) (3; 7) into liquid petrochemicals (23), comprising the steps of providing an LNG stream (3; 7); regasifying said LNG stream (3; 7), to pro...  
WO/2022/047132A1
The present disclosure relates to oxidation catalyst compositions comprising a platinum group metal (PGM) component comprising palladium, platinum, or a combination thereof; a manganese component; and a first refractory metal oxide suppo...  
WO/2022/046421A1
Processes are disclosed for preparing at least one aldehyde under hydroformylation temperature and pressure conditions, comprising contacting at least one olefin with hydrogen and carbon monoxide in the presence of at least one hydrocarb...  
WO/2022/041617A1
A diphosphite, a preparation method therefor and the use thereof. The diphosphite has a structure as represented by formula (I) in the description, and has a 3-(2-hydroxybenzene)pyridine-2-phenol unit, and can serve as a ligand of a tran...  
WO/2022/038350A1
A process for producing an aldehyde is disclosed. The process comprises: hydroformylating an olefin to form the aldehyde using a hydroformylation catalyst; recovering an effluent stream comprising the aldehyde, hydrogen and the hydroform...  
WO/2022/036839A1
Provided are an external micro-interface strengthening system and method for preparing butyl octanol by carbonylation of propylene. The external micro-interface strengthening system comprises a carbonyl synthesis reactor, the side wall o...  
WO/2022/035616A1
A process of producing allyl alcohol by reacting glycerin with ReO3-AI2O3 in the presence of gamma-valerolactone (GVL) in a reactor is described. More specifically, a process to produce allyl alcohol, comprising the step of: a) reacting ...  
WO/2022/028557A1
A 18F-labeled biphenyl compound, an intermediate thereof, a preparation method therefor, a pharmaceutical composition thereof, and application thereof. The biphenyl compound has a significant suppression effect on PD-1 and/or PD-L1, can ...  
WO/2022/032269A1
A process for the treatment of sulfidic spent caustic, conditioned catalyst regeneration vent gas, C4 isomerization off gas, various and hydrocarbon containing liquid and gaseous streams in addition to toxic containing streams like cyani...  
WO/2022/021625A1
The present invention provides a preparation system and method for halogenated benzaldehyde. The preparation system comprises a batching tank and a gas-liquid enhanced reactor which are connected in sequence; a solvent, halogenated tolue...  
WO/2022/021626A1
Disclosed are a reaction system and method for preparing a halogenated benzaldehyde by oxidizing a halogenated toluene. The reaction system comprises: a batching tank and a gas-liquid intensification reactor connected in sequence. After ...  
WO/2022/018054A1
The present invention relates to the field of perfumery. More particularly, it concerns valuable new chemical intermediates for producing perfuming ingredients. Moreover, the present invention also comprises a process for producing compo...  
WO/2022/016267A1
The present invention relates to senotherapeutic drags targeting cellular senescence for age-related diseases such as intervertebral disc degeneration and cancer. More particularly, there is disclosed a pharmaceutical composition compris...  

Matches 1 - 50 out of 8,684