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WO/2021/059287A1 |
A method of oxygenating a benzylic C-H bond is provided. The method comprises light induced activation of an initiator and subsequent reaction with oxygen, resulting in the formation of free radicals. Subsequently, free radicals catalyze...
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WO/2021/046630A1 |
A process for producing THC-O-acetate using a succession of distillation, salting-out assisted liquid-liquid extractions (SALLEs), and solvent recovery techniques. Tetrahydrocannabinol (THC) in cannabis oil dissolved in hexane reacts wit...
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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/2021/031756A1 |
Disclosed is a new method for synthesizing carboxylic acid or ketone compounds from an alcohol or corresponding aldehyde using oxygen or oxygen in the air as an oxidant. Under the catalysis of a nitrate/4-hydroxy-2,2,6,6-tetramethylpiper...
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WO/2021/022469A1 |
The present invention provides a continuous synthesis-purification integrated device and a continuous reaction system containing the same. The continuous synthesis-purification integrated device comprises: a reaction section, a purificat...
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WO/2021/010878A1 |
Use of a method for reduction of heavy end formation and catalyst loss in a hydroformylation process, wherein the method comprises the steps; a) Reacting an olefin and syngas in a reactor assembly (1) utilizing at least one catalyst and ...
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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/2021/006792A1 |
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/2020/248127A1 |
A borohydride reduction stabilizing system and a method for reducing an ester to an alcohol. The borohydride reduction stabilizing system comprises: a borohydride reducing agent and a stabilizing agent for stabilizing the borohydride red...
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WO/2020/212928A1 |
The present invention relates to a process for the preparation of strobilurin of compounds of Formula (I) of and its intermediates using 1,5,7-triazabicyclo[4.4.0]dec-5-ene or salts thereof, or derivatives thereof as a catalyst. The pres...
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WO/2020/172506A1 |
A new process to synthesis of compound OBI-3424 R-form and S-form products is provided. The "R-form" compound OBI-3423 was first synthesized with 48% overall yield from compound OBI-3424-5 by installation of the labile phosphate motif at...
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WO/2020/129901A1 |
[Problem] To provide a novel method for preparing a ketone compound. [Solution] Provided is a method for preparing compound (I) represented by formula (I), the method comprising a step for obtaining compound (I) by reacting compound (II)...
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WO/2020/124433A1 |
Provided herein is a process for preparing acetals or ketals by reacting Alcohol I, Alcohol II and oxygen in the presence of a metal-organic framework (MOF) catalyst.
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WO/2020/094673A1 |
Thianthrene derivative of the Formula (I): wherein R1 to R8 may be the same or different and are selected from hydrogen, Cl, F, a partially or fully fluorinated C1 to C6 alkyl group, and wherein n is 0 or 1, with the proviso that at leas...
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WO/2020/082007A1 |
The present disclosure provides improved methods of performing ozonolysis on alkenes comprising non-reductive quenching of ozonide intermediates using Bronsted bases to yield aldehyde, ketone and/or carboxylic acid products.
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WO/2020/050215A1 |
Provided for the purpose of efficient oxide production is a method for producing an oxide by oxidation of a starting compound in the presence of oxygen, characterized in that the starting compound is oxidized in the presence of manganese...
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WO/2020/050368A1 |
The purpose of the present invention is to provide: a method for preparing a Vilsmeier reagent, that can be carried out safely, easily, and at a low cost; and a method for producing an aromatic aldehyde or an aromatic ketone, a carboxyli...
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WO/2019/238548A1 |
The invention relates to a process for preparing cyclic organic carbonates, characterized in that an epoxide is initially charged in the presence of CO2 and then a catalyst is added.
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WO/2019/240841A1 |
This application relates, in part, to novel salts represented by the following structure of Formula (1), wherein R1a is selected from the group consisting of hydrogen and optionally substituted alkyl (e.g., unsubstituted C1-6 alkyl, e.g....
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WO/2019/232715A1 |
Disclosed is a catalyst system exhibiting high activity and selectivity in the oxidation of alcohols to aldehydes or ketones using molecular oxygen as a terminal oxidant. Such catalyst system comprises quinone-type compound and is partic...
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WO/2019/144668A1 |
Provided is a use of a porous zirconium hexametaphosphate catalyst, belonging to the field of heterogeneous catalysis. In the present invention, furfural is reduced to furfuryl alcohol with high selectivity by means of Meerwein-Pondorf-V...
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WO/2019/115347A1 |
This invention relates to a process for preparing (±)-2-exo-(2-Methylbenzyloxy)-1-methyl-4- isopropyl-7-oxabicyclo[2.2.1]heptane of the formula (I), any one of its individual enantiomers or any non-racemic mixture thereof any one of its...
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WO/2019/104850A1 |
Disclosed is a method for preparing a lactone compound, for which a cyclic ketone compound serves as a raw material; in an oxygen-containing atmosphere, a cyclic organic nitroxide free radical serves as a catalyst, and a certain amount o...
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WO/2019/030304A1 |
The invention relates to ylide-functionalised phosphane ligands, the production of same and use in transition metal compounds, as well as the use of same as catalysts in organic reactions.
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WO/2018/234045A1 |
In a process for the oxidation of a lower alkene, such as ethylene, over a catalyst containing Cu and one or more zeolite or zeotype materials, the oxidation is conducted in the presence of ammonia in the feed gas at a process temperatur...
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WO/2018/211154A1 |
The present invention relates to a cobalt(ll)-mediated photocatalytic process for reducing arylketones, arylalkenes, arylaldehydes and aliphatic aldehydes, and to a novel catalytic composition used in this process and comprising a cobalt...
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WO/2018/147793A1 |
Disclosed is a carbonylation process comprising subjecting at least one olefin to hydroformylation in presence of a syngas, comprising carbon monoxide and hydrogen, at least one Group VIII transition metal catalyst or catalyst precursor ...
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WO/2018/049733A1 |
A method for preparing ε-caprolactone is provided. The method comprises the following steps: adding a cyclohexanone, an auxiliary oxidant, a certain amount of catalyst and a molecular oxygen as an oxidant into a certain amount of organi...
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WO/2017/203191A1 |
The invention relates to a process for oxidation of an unsaturated fatty acid by singlet oxygen, which comprises the preparation of a reaction system containing at least the unsaturated fatty acid and molybdate ions, in a mixture of wate...
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WO/2017/205027A1 |
An enzymatic process for producing fatty acid triglycerides using a lipase catalyst system that includes a mixture of a supported lipase catalyst and an additive, such as silica gel. The additive is used without adsorbing any of the acyl...
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WO/2017/196225A1 |
Disclosed is a process for production of mixed 2,2-dialkyl-1,3-propanediols by aldol reaction and subsequent crossed cannizzaro reaction, whereby formaldehyde in presence of a strong base is subjected to aldol reaction and subsequent can...
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WO/2017/157253A1 |
A process for the preparation of epoxide through a halohydrin process comprises: (1) halohydration: H2O2 (or hydrogen peroxide), halogen elementary substance, ethylenically unsaturated compound having one or more C=C double bonds are add...
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WO/2017/155442A1 |
Disclosed is a production equipment for production of a caprolactone by reaction between peracetic acid, produced from acetic acid and hydrogen peroxide, and cyclohexanone, said equipment being split into a first section (Fig. 1) wherein...
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WO/2017/155441A1 |
Disclosed is a production equipment for production of a caprolactone by reaction between peracetic acid, produced from acetic acid and hydrogen peroxide, and cyclohexanone, said equipment being split into a first section (Fig. 1) wherein...
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WO/2017/137984A1 |
The present invention relates to novel manganese complexes and their use, inter alia, for homogeneous catalysis in (1) the preparation of imine by dehydrogenative coupling of an alcohol and amine; (2) C-C coupling in Michael addition rea...
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WO/2017/134620A1 |
The disclosure relates to dicarbonyl complexes of ruthenium and osmium with bi- and tridentate nitrogen and phosphine ligands. The disclosure relates to methods for preparing these complexes and the use of these complexes, isolated or pr...
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WO/2017/134618A1 |
The invention relates to monocarbonyl complexes of ruthenium and osmium with bi- and tridentate nitrogen and phosphine ligands. The invention relates to methods for preparing these complexes and the use of these complexes, isolated or pr...
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WO/2017/080690A1 |
The production of 2-propylheptanol according to the invention is carried out by means of Rh-catalysed hydroformylation of C4-olefin to form C5-aldehyde, aldol condensation to form the C10-aldehyde and hydrogenation to form the C10-alcoho...
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WO/2017/057461A1 |
A production method for producing an aldehyde compound or a ketone compound by oxidizing a primary or secondary alcohol compound, wherein the alcohol compound has, in the molecule thereof, a group selected from an amino group, an azide g...
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WO/2017/050419A1 |
The invention relates to bismuth perfluoroalkylphosphinates as Lewis acid catalysts, the compounds and a method for the production thereof. ArxBi[OP(O)(Rf)2]3 -x (la), Ar3Bi[OP(O)(Rf)2]2 (Ib).
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WO/2017/044277A1 |
This invention pertains to hydroformylation catalysts containing a mixture of isomeric forms of halo-phosphorus ligands. This invention also describes a procedure for preparing isomers of certain halophosphite ligands, which contain the ...
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WO/2017/009663A1 |
The invention relates to a method of converting an azidomethyl ether substituent to a free hydroxyl group. The invention also relates tomethods of nucleic acid synthesis and sequencing comprising the use of nucleotide triphosphates havin...
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WO/2016/100850A3 |
Disclosed herein are reaction compositions comprising an oxidation catalyst, a solvent, and a substrate that is dissolved in the solvent. The oxidation catalyst comprises a metal ion complexed with an α-keto acid and a tridentate N,N,O-...
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WO/2016/184160A1 |
The present invention relates to a chiral spiro phosphorus-nitrogen-sulphur (P-N-S) tridentate ligand, and a preparation method and application thereof. The P-N-S tridentate ligand is a compound represented by formula I or formula II, a ...
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WO/2016/167698A1 |
Disclosed is a catalysed Baeyer-Villiger oxidation of cyclic ketones yielding corresponding lactones. Hydrogen peroxide is used as oxidant and said oxidation is catalysed by a catalytically active amount of at least one catalyst comprisi...
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WO/2016/133750A1 |
A composition comprising an inorganic particulate material adapted to convert a biomass material into hydrolysis products is provided, The inorganic particulate material comprises at least 0,1 wt.% of at least one impurity in its crystal...
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WO/2016/087301A1 |
The invention relates to terphenyl-2-oxy-phosphites described by the Markush formulae (l)-(IV), which are used as ligands in hydroformylation catalysts. The following are four representative examples of the four Markush formula classes.
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WO/2016/086710A1 |
Disclosed is a carboxylic acid preparation method. The method is characterized in that: a compound (II) reacts in the presence of hydrogen peroxide and a base to produce a target product (I) represented by the following equation: R1 is a...
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WO/2016/087264A1 |
The invention relates to monophosphites of formula (I) or (II), which contain a naphthol used as ligands for hydroformylation catalysts.
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WO/2016/027143A3 |
Methods for reducing and regulating the acidification of water are provided. The method for reducing the acidification of water includes contacting at least one melanin material with the water and catalyzing a reaction between the water,...
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