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WO/2021/049876A1 |
Provided is a method for producing L-homoserine, comprising a step of contacting an L-homoserine derivative with a solid acid catalyst.
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WO/2021/048849A1 |
The present disclosure relates to aerogels based on transition metal complexes, preparation thereof and there use as highly active atomically dispersed oxygen- reduction catalyst with ultra-high catalytic site density and metal content.
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WO/2021/046201A1 |
The present invention provides for the use of a metal-organic framework (MOF) in removing particular chemical species or compounds, in particular oxy-anions of iodate, from a liquid or liquid stream. In some embodiments, the MOF is a Zr-...
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WO/2021/045206A1 |
An ammonia production method according to the present invention is a method for producing ammonia from nitrogen atoms by the action of electrons suppled from a power source in the presence of a complex and a proton source. As the complex...
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WO/2021/045568A1 |
A carbon dioxide reducing photocatalyst is provided. The carbon dioxide reducing photocatalyst comprises: an electron receptor comprising a metal oxide; a polymer concentrator deposited on the electron receptor; and a metal catalyst depo...
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WO/2021/043994A1 |
The present invention relates to an azolium compound of formula (I) and to its use as a precursor of the active catalytic species (carbene) for click chemistry reactions in water.
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WO/2021/045121A1 |
Provided are: a catalyst which has an excellent oxygen reduction catalytic ability and with which electrodes for a fuel cell and a metal-air battery have good durability; and a method for producing a catalyst which has an excellent oxyge...
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WO/2021/045641A1 |
The invention relates to the field of olefin oligomerization to prepare alpha-olefins, in particular hexene-1 used in the production of linear low-density and high-density polyethylenes, polyhexene, etc. A method is proposed for prepa...
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WO/2021/045879A1 |
Described are methods for preparing a deuterated aldehyde using N-heterocyclic carbene catalysts in a solvent comprising D2O. The methods may be used to convert a wide variety of aldehydes (e.g., aryl, alkyl, or alkenyl aldehydes) to C-1...
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WO/2021/037428A1 |
The invention relates to an electrode suitable for constructing an electrochemical double layer capacitor and/or supercapacitor and comprising as an electrode material a metal organic framework (MOF), wherein the MOF comprises an inorgan...
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WO/2021/031246A1 |
The present application discloses a method for preparing a chiral β-hydroxylcarboxylate compound, involving firstly dissolving a dichlorophenyl ruthenium dimer, a ligand and an alkaline additive in a solvent under the protection of an i...
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WO/2021/034041A1 |
The present invention relates to an organic borate-based catalyst comprising a hydroxyl group-containing compound, a method for preparing an isobutene oligomer by using same, and an isobutene oligomer prepared thereby.
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WO/2021/027491A1 |
Disclosed is a method for preparing a carbonized silk photocatalyst, the method comprising soaking a natural silk and an activator in water, taking out the soaked silk, drying same, and roasting the dried silk under the protection of an ...
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WO/2021/023314A1 |
The present invention relates to the technical field of clean energy, and discloses a method for using a hydride at room temperature to convert a carbonate to produce methane. Specifically, the following steps are comprised: in a protect...
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WO/2021/018157A1 |
Disclosed are a mixed-ligand nickel(II) complex containing bisoxazoline-derived nitrogen heterocyclic carbene ligand and phosphite ligand and application thereof; the chemical formula of the mixed-ligand nickel(II) complex is Ni(NHC)[P(O...
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WO/2021/014437A1 |
The invention relates to a method for the preparation of 2-aminobiphenyls, key intermediates in the preparation of compounds of interest in the agrochemical industry. The process comprises reacting an ortho-substituted aniline and a phen...
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WO/2021/011521A1 |
The present disclosure relates to acid-blocked pyrrolidine catalysts for use in a polyurethane formulation. The polyurethane formulation includes the acid-blocked pyrrolidine catalyst, a compound containing an isocyanate functional group...
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WO/2021/007988A1 |
An iron-oxide-doped iron metal organic framework and a green macro preparation method. The method comprises the following steps:(1) grinding and mixing ferrous sulfate heptahydrate and trimesic acid evenly, adding a sodium hydroxide solu...
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WO/2021/007987A1 |
Disclosed are an MOFs/MIPs catalyst, an in situ growth preparation method for same, and applications thereof. The method comprises: mixing evenly a template molecule, a functional monomer, and a porogen and performing a prepolymerization...
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WO/2021/011221A1 |
The present disclosure is directed to methods preparing ruthenium compounds, useful for use in metathesis reactions, the product compounds arising from such methods, and the use of such product compounds as catalysts in the metathesis of...
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WO/2021/006964A1 |
Metal-organic framework materials (MOFs) are highly porous entities comprising a multidentate organic ligand coordinated to multiple metal centers. MOFs having ambient condition stability may comprise a plurality of metal clusters compri...
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WO/2021/007417A1 |
A 3 -dimensional crystalline carbon material that is magnetic and metallic under ambient conditions is provided. The material, denominated U-carbon, has been synthesized using the molecular precursor, 3, 3-dimethyl-1-butene (C6H12). Depe...
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WO/2021/006795A1 |
The present invention refers to a method for reducing heavy end formation and catalyst loss in a continuous hydroformylation process, where an olefin or an olefin mixture is reacted with carbon monoxide and hydrogen in a reactor assembly...
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WO/2021/006027A1 |
Provided is a catalyst containing: a plant-derived porous carbon material containing a polysilane compound; and transition metal particles.
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WO/2021/006792A1 |
The present invention refers to the use of an epoxide in order to reduce the formation of heavy ends in: a continuous hydroformylation process, where an olefin or olefin mixture is reacted with carbon monoxide and hydrogen in the presenc...
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WO/2021/005693A1 |
Provided is an absorption agent that uses a nanoparticle adsorption agent having a special functional porous silica base, removes undesirable sulfur hydrocarbon compounds, and is used at room temperature and ambient pressure. This adsorp...
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WO/2021/000685A1 |
A method for the catalytic preparation of alkylated oil by using a functionalized ionic liquid acid coupling system, comprising the following step: in the presence of a catalyst, performing an alkylation reaction on an isoparaffin and an...
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WO/2021/000217A1 |
The present invention relates to the technical field of electrochemical catalysis and provides a ZIF-8-based nickel-iron-nitrogen-doped carbon material electrocatalyst having three functions, a preparation method therefor and application...
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WO/2021/000422A1 |
Discloses are a two-dimensional metal-organic framework nanosheet and a preparation method therefor. The preparation method comprises: adding a lamellar metal-organic framework bulk material to a solvent, stirring same for stripping, the...
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WO/2021/003419A1 |
The present disclosure describes compositions comprising one or more organophosphorous or organosulfurous compounds for treating contaminants in a liquid or a liquid composition, for killing, preventing, and/or inhibiting the growth of m...
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WO/2021/000863A1 |
The present invention provides an organic silicon coupling agent and a preparation method therefor. The method comprises enabling hydrosilylation of silane group-containing molecules and alkene group-containing molecules under the cataly...
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WO/2021/000429A1 |
Disclosed in the present invention is a catalyst for preparing high purity taurine. The catalyst is N,N-disubstituted aminoethanesulfonic acid, and has a structure as shown in general formula I, wherein R1 and R2 are independently one se...
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WO/2020/259508A1 |
The present invention relates to the field of the production of fine chemicals, and disclosed is a method for synthesizing a sun-screening agent intermediate terephthalylidene dicamphor sulfonic acid, comprising the following steps: diss...
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WO/2020/258689A1 |
Disclosed is a method for preparing an aviation fuel intermediate from cellulose. The method for preparing the aviation fuel intermediate has the following steps: using lignocellulose-derived aldehyde platform chemicals and lignocellulos...
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WO/2020/263462A1 |
Embodiments of the present invention relate to processes to prepare a spent catalyst fluid from a hydroformylation process for precious metal recovery. In one embodiment, a process comprises (a) removing a spent catalyst fluid from an ac...
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WO/2020/261974A1 |
Provided is a novel optically active bisphosphine methane that is useful as a ligand for an asymmetric catalyst, has excellent oxidation resistance in the air, and is easy to handle. Also, provided is a transition metal complex using, as...
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WO/2020/254705A1 |
The present invention relates to an enhanced catalytic nickel oxide sheet having an organic part which includes non-stoichiometric nickel oxides dispersed in an organic matrix, wherein the catalytic sheet is supported on a substrate. The...
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WO/2020/254817A1 |
The present invention relates to improvements in known gold containing catalysts. In particular, the present invention relates to improving the stability and/or inhibition of deactivation of gold containing catalysts via the addition of ...
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WO/2020/252847A1 |
An application of metal-doped carbon quantum dots, relating to the technical field of quantum dots, for use in scavenging active oxygen. The active oxygen is superoxide anion, hydrogen peroxide or hydroxyl radicals. An EDTA transition me...
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WO/2020/252536A1 |
A method for producing a crystalline hydrogen-bonded organic framework (HOF) that encapsulates a bio-molecule, the method comprising combining in a solution the bio-molecule and a HOF precursor, wherein the HOF precursor self-assembles t...
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WO/2020/250590A1 |
The present invention provides a layered double hydroxide capable of exhibiting higher catalyst activity in an anode reaction of water electrolysis than conventional products. This layered double hydroxide includes a chelating agent and ...
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WO/2020/214399A9 |
A method of carrying out a metathesis reaction includes the combination of at least one alkene or non conjugated diene with a Ruthenium-based catalyst with an cyclic(alkyl)(amino)carbene ligand to form a reaction mixture, heating the rea...
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WO/2020/248781A1 |
A method for preparing furfural by catalysis of an ionic liquid. The method comprises: mixing a carbohydrate, a composite solvent, and a Lewis/Brønsted acid bifunctional ionic liquid catalyst; and performing catalytic reaction on the mi...
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WO/2020/249473A1 |
The invention relates to a process for the carbonylation of epoxides in the presence of catalyst systems, wherein the carbonylation takes place in the presence of carbon monoxide, and wherein the catalyst system contains a molybdenum-bas...
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WO/2020/245621A1 |
The present invention relates to a process for preparing a catalyst material, comprising the steps of: (a) providing a support material having surface hydroxyl (OH) groups, wherein the support material is ceria (CeO2), zirconia (ZrO2) or...
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WO/2020/244140A1 |
A hydroformylation catalyst, a preparation method therefor and use thereof. The hydroformylation catalyst comprises an active component (20) and a carrier (10) carrying the active component (20). The active component (20) comprises a tra...
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WO/2020/245620A1 |
The present invention relates to a process for preparing a catalyst material, comprising the steps of: (a) providing a support material having surface hydroxyl (OH) groups, wherein the support material is ceria (CeO2), zirconia (ZrO2) or...
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WO/2020/238189A1 |
Disclosed is a preparation method of an antioxidant 3,5-methyl ester, comprising the following steps: preparation of a catalyst and preparation of the antioxidant 3,5-methyl ester. Using methyl 3-(4-hydroxyphenyl)propionate as raw materi...
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WO/2020/241340A1 |
[Problem] To provide a novel artificial protein catalyst that enables the protection of a catalyst from substances in vivo and has potential usefulness in therapeutic in vivo synthetic chemistry. [Solution] Provided is a complex of a p...
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WO/2020/239673A1 |
The present invention relates a hybrid material comprising: a protein matrix comprising the lipase B from Candida antarctica and nanoparticles of copper species selected from: Cu (0), Cu2O Cu3(PO4)2 or any combination thereof, having the...
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