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WO/2022/192582A1 |
The technology described herein provides for the synthesis of various cannabinoids, cannabinoid derivatives, and intermediate molecules useful in the synthesis of cannabinoids. For example, the technology described herein provides method...
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WO/2022/184120A1 |
The present invention relates to the technical field of medicines, and in particular to a hydroxytyrosol nicotinamide eutectic crystal, and a preparation method therefor and a composition thereof. In the hydroxytyrosol nicotinamide eutec...
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WO/2022/179904A1 |
The present invention relates to a process for preparing bisphenol A in the presence of cumene without poisoning the catalyst system comprising an ion exchange resin catalyst and a sulfur containing cocatalyst. Moreover, the present inve...
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WO/2022/179898A1 |
The present invention relates to a process for preparing bisphenol A in the presence of benzene without poisoning the catalyst system comprising an ion exchange resin catalyst and a sulfur containing cocatalyst. Moreover, the present inv...
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WO/2022/179901A1 |
The present invention relates to a process for preparing bisphenol A in the presence of at least two impurities being selected from the group consisting of 2-methylbenzofurane, hydroxyacetone, alpha-methylstyrene, acetophenone, benzene a...
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WO/2022/179900A1 |
The present invention relates to a process for preparing bisphenol A in the presence of 2- methyl benzofuran without poisoning the catalyst system comprising an ion exchange resin catalyst and a sulfur containing cocatalyst, wherein at l...
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WO/2022/183223A1 |
A method is provided for marking a petroleum fuel or other carbonaceous fluid with a marker or tracer. The method may include introducing the marker into the fluid. The marker may be a substance that is extractable from a plant (includin...
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WO/2022/179902A1 |
The present invention relates to a process for preparing bisphenol A in the presence of acetophenone without poisoning the catalyst system comprising an ion exchange resin catalyst and a sulfur containing cocatalyst. Moreover, the presen...
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WO/2022/179899A1 |
The present invention relates to a process for preparing bisphenol A in the presence of alpha¬methylstyrene without poisoning the catalyst system comprising an ion exchange resin catalyst and a sulfur containing cocatalyst. Moreover, th...
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WO/2022/166301A1 |
The present application relates to the field of cannabis impurity removal, and specifically discloses a cannabis impurity removing method. The cannabis impurity removing method comprises the following steps: S1: pretreatment: drying and ...
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WO/2022/156320A1 |
Provided in the present invention is a method for preparing chiral alkyl compounds by the asymmetric hydrogenation reaction of iron complex catalysts catalysing olefins: using the disubstituted olefin shown in formula I as a raw material...
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WO/2022/142710A1 |
Disclosed are a spherical titanium silicalite molecular sieve catalyst and a preparation method therefor. The spherical titanium silicalite molecular sieve catalyst has the following composition: xTiO2·(1-x)SiO2/yMPO4, wherein x is equa...
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WO/2022/141684A1 |
Provided are a crystal form A, crystal form B, crystal form C and amorphous form of honokiol and a preparation method therefor. The method comprises: dissolving honokiol in n-heptane, standing at room temperature overnight, the precipita...
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WO/2022/145366A1 |
Provided is a method which is for producing bisphenol A and by which a colored component derived from a polycarbonate resin can be efficiently removed, and bisphenol A having a favorable color tone can be produced. A method for produci...
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WO/2022/142159A1 |
Disclosed is a preparation method for icetexane type abietane diterpene, comprising the following steps: S1: adding carnosic acid into a methylation system, carrying out solid-liquid separation, and collecting a solid phase to obtain an ...
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WO/2022/144436A1 |
The present invention refers to a process for the asymmetric synthesis of isopiperitenol and successor compounds.
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WO/2022/140197A1 |
An improved method for making cannabinoids from plant material utilizes the following steps. Plant material is contacted with an aqueous alkaline solution containing a hydroxide base and essentially no organic solvents, thereby extractin...
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WO/2022/138670A1 |
Provided are a compound, polymer, composition, film-forming composition, pattern formation method, method for forming insulating films, and compound production method, that yield a resist that exhibits excellent exposure sensitivity. T...
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WO/2022/139546A1 |
The present invention relates to a cresol preparation method, wherein DTE, a byproduct produced by the cresol preparation method, is separated and recycled to a reaction step, thereby inhibiting the production of DTE. The cresol preparat...
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WO/2022/138178A1 |
The present invention addresses the problem of providing a crystal of 1,1,1-tris(4-hydroxy-3,5-dimethylphenyl)ethane which has satisfactory handleability and a method for producing the crystal. The crystal of 1,1,1-tris(4-hydroxy-3,5-dim...
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WO/2022/139600A1 |
The present technology is directed towards providing an apparatus, system and method for the cost-effective extraction of compounds of interest, such as CBD and THC, from freshly harvested cannabis plant material. The system includes mul...
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WO/2022/139599A1 |
The present technology is directed towards providing an apparatus, system and method for the cost-effective extraction of compounds of interest, such as CBD and THC, from freshly harvested cannabis plant material. Once a tank has been fi...
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WO/2022/139602A1 |
The present technology is directed towards providing an apparatus, system and method for the cost-effective extraction of compounds of interest, such as CBD and THC, from freshly harvested cannabis plant material. The system includes a p...
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WO/2022/139601A1 |
The present technology is directed towards providing an apparatus, system and method for the cost-effective extraction of compounds of interest, such as CBD and THC, from freshly harvested cannabis plant material. The system includes a p...
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WO/2022/126310A1 |
A method for the selective cleavage of a compound comprising an aromatic ring and a C-O-C linkage in the presence of a heterogeneous catalyst. By using this method, it is possible to increase the selectivity and/or yield (preferably both...
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WO/2022/128852A1 |
The present invention relates to the photooxidation of 2,4,6-trimethyl-phenol to yield 4-hydroperoxy-2,4,6-trimethylcyclohexa-2,5-dien-1-one using methylene blue as photosensitizer in a solvent mixture of water and alcohols using light o...
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WO/2022/124041A1 |
This method for producing 4-isopropyl-3-methylphenol and 2-isopropyl-5-methylphenol comprises a first step for reacting m-cresol with a C3 compound in the presence of a catalyst containing a first zeolite so as to obtain 4-isopropyl-3-me...
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WO/2022/125966A1 |
A method of removing THC and/or THCA from a mixture, the mixture including THC and/or THCA and at least one cannabinoid is provided. The method comprises passing a first feedstock stream through a first chromatographic resin arranged in ...
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WO/2022/125736A1 |
Disclosed herein is a process for making a compound of formula (2) by (hetero)aromatic C-H hydroxylation of a compound of formula (1): catalyzed by palladium(II) and a bidentate ligand in the presence of O2. The process is useful for ins...
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WO/2022/116242A1 |
A preparation method for a meta-substituted phenol ether, taking a meta-substituted cyclohexenone derivative as a reaction raw material, and undergoing a reaction under conditions of an alcohol solvent and an oxidizing agent to obtain a ...
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WO/2022/118213A1 |
A method for purifying phenol can include contacting a first stream containing phenol with a second stream containing wastewater from a bisphenol-A (BPA) production process to form a third stream, distilling the third stream to form a fo...
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WO/2022/113847A1 |
Provided is a polycarbonate resin decomposition method by which a polycarbonate resin can be decomposed with high reactivity even under mild and low-environmental-load conditions. Moreover, provided is an alkyl aryl carbonate production ...
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WO/2022/114109A1 |
Provided is a fluoroelastomer composition comprising: a fluororubber (a) that can crosslink with a polyhydroxy compound; and a polyhydroxy compound (b) having a structure in which two aromatic rings are linked by -CH(CF3)-.
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WO/2022/111916A1 |
The present invention discloses a method for extracting cannabidiol from dried, milled and decarboxylated hemp by submitting to a subcritical liquid carbon dioxide extraction followed by a mild liquid carbon dioxide separation.
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WO/2022/103394A1 |
Described is a catalyst system useful in the production of bisphenol-A comprises (a) an acidic heterogeneous catalyst comprising amorphous silica having organosulfonic acid groups chemically bonded thereto, wherein the catalyst has a pKa...
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WO/2022/094661A1 |
Disclosed are methods of extracting products from cannabis. One method includes placing the cannabis in a container and extracting two or more different products using different solvents in at least two separate steps. The method may use...
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WO/2022/096701A1 |
The present invention relates to the synthesis of p-alkylphenols and of 2,6-dimethyl-4-alkyl phenol from 2-alkylfurans with acetylene in the presence of a gold(I) complex as well as to 2,3,6 trimethylhydroquinone.
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WO/2022/093692A1 |
A method of separating phenol can include: separating a first portion of acetone from a product stream in an evaporator unit, wherein the first portion of the acetone includes recycle acetone and bypass acetone; recycling the recycle ace...
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WO/2022/088912A1 |
A compound for controlling plant pathogenic bacteria and the use thereof. The compound is 4-allylcatechol. 4-Allylcatechol has inhibitory effects on Xanthomonas oryzae pv.oryzae, Xanthomonas oryzaepv.oryzicola, Xanthomonas citri subsp.ci...
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WO/2022/092176A1 |
Provided is a production method for a bisphenol or the like by using a chemical recycling method that is moderate, has a small environmental load, and enables efficient degradation of a polycarbonate resin. Provided is a method for produ...
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WO/2022/084662A1 |
There is described a process for the preparation of Cannabidiol (CBD) and derivatives thereof of formula I: (I) in which R1 is H or –COOR2; 10 wherein R2 is C1-6alkyl or aryl; said process comprising contacting a solution of (+)-p-ment...
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WO/2022/076956A1 |
A method for crystallization of cannabinoids includes: providing a substantially pure cannabinoid isolate; dissolving the cannabinoid isolate in a crystallization solvent; removing solvent by evaporation until the solution reaches satura...
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WO/2022/074619A1 |
Systems and methods for recovering phenol have been disclosed. At least a portion of a wastewater stream from a bisphenol-A production process and a phenol stream that is produced by separating a crude phenol stream from a cumene based p...
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WO/2022/074635A1 |
Systems and methods for recovering phenol have been disclosed. The methods of recovering phenol includes concurrently processing, in a phenol recovery unit, a crude phenol stream from a phenol production unit, and a bisphenol-A purge str...
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WO/2022/075120A1 |
The present invention addresses the problem of providing a novel production method that has a high reaction selectivity for a tetrakisphenol compound in a reaction between a phenol and a 4,4'-diacylbiphenyl. As a means for solving this p...
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WO/2022/071942A1 |
Transalkylation processes using catalysts comprising three dimensional 12 membered ring zeolites with a combination of small and large pores are described. These catalysts have increased conversion of alkylphenols to phenol, cresols, and...
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WO/2022/057003A1 |
Provided is an enhanced micro-interface preparation system and method for p-methylphenol. The enhanced micro-interface preparation system comprises an oxidation reactor and a pipeline reactor, wherein the side wall of the oxidation react...
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WO/2022/057004A1 |
Provided are a microinterface preparation system for p-methylphenol and a method. The microinterface preparation system comprises: an oxidation reactor and a pipe reactor. The inside diameter of the pipe reactor is 2-25 mm; the side wall...
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WO/2022/053418A1 |
The invention relates to a process for the synthesis of 4-hydroxy-3,5-diiodobenzyl alcohol. Said synthesis process is characterized in that it involves the synthesis, in a single step, of 4-hydroxy-3,5-diiodobenzyl alcohol from 4-hydroxy...
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WO/2022/045270A1 |
The present invention is a method for purifying a compound or a polymer that includes a step for mixing so as to bring a solution, activated carbon, and an ion exchange resin into contact; the solution is a solution (1) including a hydro...
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