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WO/2020/086271A1 |
This disclosure provides processes for forming glycols by upgrading hydrocarbons. In one embodiment, a process for forming a glycol includes introducing a first ether to a dihydrocarbyl peroxide to form a diether and a first alcohol. The...
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WO/2020/085222A1 |
A crystal of a compound which has a fluorene skeleton represented by formula (1), and which has at least one endothermic peak within the range of from 110°C to 190°C as determined by differential scanning calorimetric analysis. A cryst...
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WO/2020/079225A1 |
The present invention relates to compounds of the formula (I), which are suitable as monomers for preparing thermoplastic resins having beneficial optical properties and which can be used for producing optical devices. In Formula (I), A1...
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WO/2020/078422A1 |
Provided is the monomer compound of formula (I), the variables thereof being as defined in the description. The monomer is synthesized at high yield and quickly by means of a click chemistry reaction between a thiol and an olefin; furthe...
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WO/2020/081334A1 |
An alkoxyvinyl ether is disclosed having the chemical structure RfC(OR)=CHRf ', wherein Rf is an at least partially fluorinated functional group having at least one carbon atom, Rf' is an at least partially fluorinated functional group h...
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WO/2020/077153A1 |
Multiple methods of synthesizing cannabigerol are presented. Combining olivetol with geraniol derivatives are provided. Cross-coupling methods of combing functionalized resorcinols are provided. Useful intermediates are formed during suc...
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WO/2020/076504A1 |
A stream of cracked naphtha is fractionated into at least four specified fractions defined by their respective boiling point ranges. The lightest fraction, IBP to 50°C, is treated in a selective etherification or alkylation process to r...
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WO/2020/067275A1 |
Provided is a method for producing a reduced coenzyme Q10 Form II-type crystal with high efficiency. A method for producing a reduced coenzyme Q10 crystal, comprising warming a mixture of a reduced coenzyme Q10 Form I-type crystal and a ...
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WO/2020/059768A1 |
The present invention provides a halogen compound that can be advantageously used for production of a 1,1-disubstituted hydrazine compound and preparation of a polymerizable compound. A compound according to the present invention is repr...
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WO/2020/059710A1 |
The purpose of the present invention is to provide a crystal of bisfluorene 9,9-bis[4-(2-hydroxyethoxy)-3-phenylphenyl]fluorene having a specific endothermic peak in differential scanning calorimetry, and to provide a production method o...
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WO/2020/061011A1 |
A process for producing methyl tert-butyl ether (MTBE) comprising introducing a butane feed stream (n-butane, i-butane) and hydrogen to a hydrogenolysis reactor comprising a hydrogenolysis catalyst to produce a hydrogenolysis product str...
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WO/2020/058825A1 |
A method for the production of a fuel additive includes passing a hydrocarbon stream comprising crude mixed C4 hydrocarbons through a first hydrogenation unit to produce a first product stream; passing the first product stream from the f...
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WO/2020/059709A1 |
The purpose of the present invention is to provide a crystal mixture of bisfluorene 9,9-bis[4-(2-hydroxyethoxy)-3-phenylphenyl]fluorene having a specific endothermic peak in differential scanning calorimetry, and to provide a production ...
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WO/2020/055010A1 |
The present invention relates to a method and a device for preparing heptafluoroisopropyl trifluorovinyl ether. The method and the device according to the present invention are capable of preparing heptafluoroisopropyl trifluorovinyl eth...
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WO/2020/053713A1 |
A method of producing dimethoxyethane is disclosed. The method includes contacting molecules of dimethyl ether with a silver nano catalyst under reaction conditions suitable to couple the molecules of dimethyl ether and thereby form the ...
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WO/2020/051887A1 |
Disclosed is a method for preparing propylene glycol monoethyl ether by means of a fixed bed reaction using a solid superbase as a catalyst. The method comprises the steps of: feeding ethanol and propylene oxide into a fixed bed reactor ...
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WO/2020/049463A1 |
Systems and methods for producing MTBE and 1-butene are disclosed. A crude C4 hydrocarbon stream is obtained by removing butadiene from a C4 hydrocarbon mixture of a hydrocarbon cracking unit. The crude C4 hydrocarbon stream is then dist...
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WO/2020/044825A1 |
A method for solvent purification which comprises distilling a solvent with distillation equipment 10 including a distillation vessel 1, thereby obtaining the solvent that has been purified. Members constituting the distillation equipmen...
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WO/2020/045571A1 |
Provided is a production method for efficiently producing form II crystal of reduced coenzyme Q10. This production method for form II crystal of reduced coenzyme Q10 according to the present invention includes: formulating a liquid mixtu...
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WO/2020/043518A1 |
A process to produce a mono vinylether of formula (I) R-O-CH=CH2 wherein R represents an organic group with at least three carbon atoms comprising a) reacting a mono hydroxy compound of formula (II) R-OH wherein R has the above meaning w...
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WO/2020/030541A1 |
The present invention relates to a novel solid presentation form of a phenol derivative, characterized by a rounded portion and a flat portion. The compositions thus obtained have advantageous properties suitable for the storage, handlin...
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WO/2020/024078A1 |
The present application provides a medicament having an anti-inflammatory bowel disease function, and a preparation method therefor and an application thereof. The medicament has a structure as represented in formula I or formula II. The...
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WO/2020/000170A1 |
A process for etherification of aldehydes and/or ketones in the presence of a catalyst and an iodine source.
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WO/2020/006069A1 |
A method of producing one or more glycerol ethers, the method comprising contacting glycerol and tertiary butanol (TBA) in the presence of an acidic catalyst to produce one or more glycerol ethers selected from mono-tert butyl glycerol e...
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WO/2020/004502A1 |
The present invention addresses the problem of providing a new method for synthesizing a fluorovinyl ether compound from a fluorine-containing vinyl compound, etc. To solve this problem, provided is a method for producing a compound repr...
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WO/2019/242887A1 |
The invention relates to a process for preparing fatty alcohol ethoxylates. According to the invention, the fatty alcohol ethoxylates are not obtained by means of the reaction of the fatty alcohols with ethylene oxide, as known from the ...
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WO/2019/246232A1 |
A method of obtaining a volatile or semi-volatile natural antioxidant by toasting a comestible byproduct, natural antioxidants obtained by toasting the comestible byproduct, and packaging films incorporating such natural antioxidants are...
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WO/2019/232180A1 |
A cationic surfactant and a method of making the cationic surfactant are described. The method comprises reacting a lipophilic bio-based material having at least one epoxy functional group and a hydrophilic organic compound having at lea...
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WO/2019/225742A1 |
Constructed is a technology capable of coupling organic compounds efficiently, inexpensively, simply, and in a short time by a small number of steps. A method for coupling organic compounds, wherein the method for coupling organic compou...
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WO/2019/222244A1 |
This invention relates generally to the synthesis of Δ12-Prostaglandin J product using stereoretentive ruthenium olefin metathesis catalysts supported by dithiolate ligands. Δ12- Prostaglandin J products were generated with excellent s...
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WO/2019/218490A1 |
Provided is a method for directly preparing dimethyl ether by synthesis gas, the method comprises: the synthesis gas is passed through a reaction zone carrying a catalyst, and reacted under the reaction conditions sufficient to convert a...
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WO/2019/215103A1 |
The invention relates to a method for separating a double metal cyanide catalyst (DMC catalyst) from polyol, comprising the steps of: A) providing in a reactor: a polyol containing the DMC catalyst; an alcohol; and optionally a filtering...
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WO/2019/217050A1 |
A method of producing a fuel additive includes passing a feed stream comprising C4 hydrocarbons through a methyl tertiary butyl ether unit producing a first process stream; passing the first process stream through a selective butadiene h...
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WO/2019/213987A1 |
Disclosed are a monophosphine ligand based on a tetramethyl spirobiindane skeleton and an intermediate thereof, and a preparation method therefor and the use thereof. The monophosphine ligand is a compound having the structure represente...
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WO/2019/217049A1 |
A method of producing a fuel additive includes: passing a first process stream comprising C4 hydrocarbons through a methyl tertiary butyl ether synthesis unit producing a first recycle stream; passing the first recycle stream through a h...
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WO/2019/216163A1 |
This 1,2,2,2-tetrafluoroethyl methyl ether production method includes: a step for obtaining a reaction mixture including hydrogen chloride, hydrogen fluoride, and a crude fluoral obtained by performing catalytic vapor phase fluorination ...
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WO/2019/211877A1 |
The present invention discloses a novel process for the preparation of macrocyclic ketone analogs of halichondrin B or pharmaceutically acceptable salts thereof and to novel intermediates which are produced during the course of carrying ...
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WO/2019/206324A1 |
A combined method for preparing methyl tert-butyl ether and isobutylene from tert-butyl alcohol and methanol. The method is carried out in a device comprising a catalytic rectification tower. The catalytic rectification tower comprises a...
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WO/2019/203131A1 |
A composition containing an unsaturated double bond that is represented by general formula (I) or general formula (II); an oxygen absorbent comprising the same; and a resin composition.
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WO/2019/204115A1 |
A method of producing a fuel additive includes passing a feed stream comprising C4 hydrocarbons through a butadiene extraction unit producing a first process stream; passing the first process stream through a methyl tertiary butyl ether ...
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WO/2019/196379A1 |
Disclosed is a method for catalyzing selective hydrogenolysis of lignin by a nickel-base material loaded by zirconium phosphate. The method is used for preparing a monophenol chemical substance by means of hydrogenolysis. The method comp...
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WO/2019/194690A1 |
Provided is an improved process of vitamin K2 derivatives preparation, represented by formula (I) wherein n is an integer from 3 to 13.
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WO/2019/185730A1 |
The invention relates to methods for synthesizing a biarylic compound from two arene compounds, comprising the step of reacting said arene compounds in the presence of an ordered, porous material, a catalytic transition metal and an 5 ox...
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WO/2019/189188A1 |
Provided is a method for purifying a trityl group-containing monodispersed polyethylene glycol from a mixture containing a specific trityl group-containing monodispersed polyethylene glycol and specific ditrityl impurities, the method co...
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WO/2019/181984A1 |
Branched monodispersed polyethylene glycol represented by formula (1). (X1 is a functional group that reacts with a functional group present in a biofunctional molecule to form a covalent bond; n is an integer of 4-50 and represents the ...
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WO/2019/177458A1 |
The invention relates to a demethoxylation process for demethoxylating alkylmethoxyphenols using an aromatic solvent to produce alkylphenols. The invention also relates to dealkylation process for dealkylating alkylphenols using an aroma...
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WO/2019/173753A1 |
A method of producing dimethoxymethane oligomers (DMMn), the method comprising: reacting a formaldehyde source and dimethoxymethane monomer (DMM1) in the presence of an acidic catalyst to produce a reaction effluent comprising DMMn and u...
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WO/2019/173212A1 |
The present invention discloses methods for synthesizing asymmetrical sulfide compounds and asymmetrical ether compounds from a variety of ether, sulfide, alcohol, and thiol reactants that are contacted in the presence of a suitable cata...
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WO/2019/165350A1 |
The present invention discloses processes for producing normal alpha olefins, such as 1-hexene, 1-octene, 1-decene, and 1-dodecene in a multistep synthesis scheme from another normal alpha olefin. Also disclosed are reactions for convert...
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WO/2019/162429A1 |
The present invention relates to a cocrystal of ubiquinol and a hydrogen bond donor coformer, to a process for the preparation thereof, and to its use as a medicament or a dietary supplement. The invention also relates to compositions co...
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