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Matches 251 - 300 out of 12,112

Document Document Title
WO/2016/017318A1
This method for improving the preservation stability of 2,2-difluoroacetoaldehyde comprises at least the following first step and second step. First step: a step in which a "2,2-difluoroacetoaldehyde alcohol composite" that contains a he...  
WO/2016/005998A1
The present invention relates to a process for the isolation of Vanillin (4-hydroxy- 3-methoxy benzaldehyde) by a convenient process (extraction with organic solvent) of pretreated cellulose from rice straw, a renewable agricultural wast...  
WO/2015/082849A8
Method for the industrial synthesis of the compound of formula (I).  
WO/2016/000664A1
A method of preparing vanillin, comprising a step of separately weighing eugenol, a strong base, a catalyst, and a first organic solvent, the molar ratio of the strong base to the eugenol being 1:2-15, the amount of catalyst used being 0...  
WO/2015/194993A1
The invention relates to the field of organic chemistry and pharmacology, and is directed to a novel gossypol polymer derivative of general formula (I), wherein RI is Sach; RII is Sach or H; Sach is an oxidized hexose or pentose unit ...  
WO/2015/186614A1
 The present invention addresses the problem of providing a novel compound capable of imparting a highly appealing floral and verdant aroma, and a fragrance composition containing the same. This compound is a racemic or optically activ...  
WO/2015/082849A3
Method for the industrial synthesis of the compound of formula (I).  
WO/2015/179302A1
A continuous process for converting carbohydrates to ethylene and propylene glycol. The carbohydrates are mixed with water and passed through a reactor at a temperature that hydrolyzes the carbohydrate mixture at least partially to monos...  
WO/2015/169721A1
The present invention relates to a process for producing 2,6-dimethyl-5-hepten-1-al, which comprises reacting 3,7-dimethyl-1,6-octadiene (dihydromyrcene, beta-citronellene) with N2O in a solvent or solvent mixture containing at least one...  
WO/2015/170688A1
Provided is a metal-supported catalyst comprising a porous coordination polymer as a carrier (a metal-supported porous coordination polymer catalyst), said catalyst having an excellent catalytic activity and being applicable to various k...  
WO/2015/066722A9
A bioconversion method of making vanillin including expressing VaoA gene in a mixture, expressing MtSAD1 gene in the mixture, feeding eugenol to the mixture, and converting ferulic acid to vanillin by incubating with a microbial Amycolal...  
WO/2015/166706A1
The present invention addresses the problem of providing a method for producing acetaldehyde by hydrogenating acetic acid, whereby it becomes possible to utilize a raw material efficiently without wasting the raw material and produce ace...  
WO/2015/163020A1
Provided are: a solid catalyst which, when producing an aldehyde by hydrogenating a carboxylic acid in a gaseous phase, attains a high selectivity to the aldehyde; and a process for producing an aldehyde using the solid catalyst. This so...  
WO/2015/160114A1
The present invention relates to a method for preparing hydroxypivaldehyde using a paraformaldehyde aqueous solution of a specific concentration. Specifically, according to the invention, provided is a method for preparing hydroxypivalde...  
WO/2015/156061A1
Provided is a method that makes it possible to separate acetaldehyde that is a product, unreacted acetic acid, and other substances of value from a reaction crude solution and purify the substances thus separated in a simple and highly e...  
WO/2015/150666A1
The subject matter of the present invention is a process for direct synthesis of (meth)acrolein from a reactive mixture comprising at least one compound chosen from ethers, acetals or hemiacetals derived from linear alcohols comprising f...  
WO/2015/121379A3
Methods for recombinant production of vanillin and compositions containing vanillin are provided by this invention.  
WO/2015/147242A1
The present invention is able to provide a bifunctional compound represented by formula (1). (In the formula, R1 represents COOCH3, COOC2H5, COOC3H7, COOC4H9 or CHO; and R2 represents H, CH3 or C2H5.)  
WO/2015/132068A1
The invention relates to a method for producing one or more aldehydes from alkanes, comprising the steps: a) dehydrating at least one alkane in the presence of a heterogeneous catalyst to produce at least one alkene, b) conversion of the...  
WO/2015/129374A1
The purpose of the present invention is to provide: a novel method for producing 18F-labeled 4-boronophenylalanine (BPA); and a precursor of 18F-labeled BPA. 18F-labeled BPA can be prepared by preparing a compound represented by formula ...  
WO/2015/123984A1
The present invention relates to a method for preparing 2,6-dimethyl-6-alkyloxy(or hydroxyl)heptaldehyde, comprising the following steps: step I, placing 2,6-dimethyl-2-alkyloxy(or hydroxyl)-7-octene, a solvent and water in a reactor, ch...  
WO/2015/124856A1
The present invention relates to the manufacture of bio-sourced acrylic acid using glycerol as a raw material, the term bio-sourced acid indicating that the acrylic acid is essentially produced from a carbon source of natural origin. The...  
WO/2015/110505A1
Disclosed is a process for the production of 2,6-dimethylhept-5-enal by Baeyer-Villiger oxidation of 3,7-dimethylocta-2,6-dienal in the presence of aqueous H2O2 and SeO2, followed by hydrolysis.  
WO/2015/082848A3
The invention relates to a method for the industrial synthesis of the compound of formula (I).  
WO/2015/105059A1
The present invention addresses the problem of providing an organic transistor having high carrier mobility. The present invention relates to: a compound represented by formula (1); and an organic transistor in which the compound is cont...  
WO/2015/094813A1
A multi-reactor hydroformylation process wherein a common product-catalyst separation zone is employed.  
WO/2015/094781A1
A multi-reaction train hydroformylation process wherein a common product-catalyst separation zone is employed.  
WO/2015/086386A1
The invention relates to a method for preparing methacrolein from propionaldehyde and formalin. Said novel method is characterized in that the catalyst system used for the conversion is modified by the simultaneous presence of secondary ...  
WO/2015/085504A1
The present invention relates to a method for producing a high-carbon aldehyde by using an olefin hydroformylation reaction, characterized in that the method comprises subjecting C6-C20 olefin raw materials and a synthesis gas to a hydro...  
WO/2015/082848A2
The invention relates to a method for the industrial synthesis of the compound of formula (I).  
WO/2015/082042A1
The present invention relates to a method for producing isomeric hexanoic acids containing 2-methylpentanoic acid from the subsidiary flows arising during the production of pentanals, by hydroformylation of a mixture of linear butenes an...  
WO/2015/082043A1
The invention relates to a method for producing 2-methylbutyric acid having a reduced content of 3-methylbutyric acid from the secondary flows arising in the production of pentanoic acids by hydroformylating a mixture of linear butenes a...  
WO/2015/081827A1
Disclosed is a method for synthesizing a α-aryl, heteroaryl or alkenyl-α,α-2-fluoro allyl structure by palladium catalysis. Specifically, in the method of the present invention, a compound of formula A and a compound of formula B synt...  
WO/2014/079142A8
The present invention relates to a composite oxide, a preparation method for same, and an application thereof as a methane selective oxidation catalyst. The composition of the composite oxide is expressed with the formula of RhRxMoyVzOδ...  
WO/2015/072643A1
The present invention relates to a method for producing a catalyst for a glycerin dehydration reaction, a catalyst for a glycerin dehydration reaction prepared by the same, and a method for preparing acrolein. More specifically, the cata...  
WO/2015/072813A1
The present invention relates to a catalyst for dehydration of glycerin, a method for preparing the same, and a method for preparing acrolein. The catalyst for dehydration of glycerin has a high conversion rate of glycerin, can minimize ...  
WO/2015/071113A1
The invention relates to the hydroformylation of olefins having 6 to 20 carbon atoms in the presence of a cobalt catalyst in the presence of an aqueous phase being mixed in a reactor, wherein a first current containing hydroformylation p...  
WO/2015/071431A1
A process for preparing an aromatic compound or compounds where at least one mandelic group -CHOH-COOH is described, comprising a reaction for condensation of at least one aromatic compound with glyoxylic acid or derivatives thereof, whe...  
WO/2015/067656A1
An α,β-unsaturated aldehyde and/or an α,β-unsaturated carboxylic acid are prepared by gas phase oxidation of an alkene with molecular oxygen over a fixed catalyst bed comprising a bed of hollow cylindrical shaped catalyst bodies havi...  
WO/2015/068640A1
 The purpose of the present invention is to provide: a novel packing for a reaction tube, the packing making it possible to control the reaction ratio in the vicinity of a reaction tube inlet in a fixed-bed flow reaction in which a mul...  
WO/2015/065610A1
A process for preparing dry methacrolein, and a process for producing methyl methacrylate are disclosed.  
WO/2015/066722A1
A bioconversion method of making vanillin including expressing VaoA gene in a mixture, expressing MtSAD1 gene in the mixture, feeding eugenol to the mixture, and converting ferulic acid to vanillin by incubating with a microbial Amycolal...  
WO/2015/027067A3
The invention provides new aromatic aldehyde compounds that have greater potency in increasing the affinity of Hb for oxygen, greater potency for preventing sickling, and additional pharmacologic properties that ameliorate other symptoms...  
WO/2015/027669A3
Disclosed are a phenyl-substituted compound with structures represented by formula (1) and formula (2), a pharmaceutical composition and uses thereof. The compound can remarkably show in vivo and in vitro that the compound can kill and/o...  
WO/2015/055116A1
An in-depth study is performed on selaginella pulvinata extractives in the present invention, and it is found that the selaginella pulvinata extractives have a significant anti-inflammatory activity. Multiple column chromatography separa...  
WO/2014/120480A8
An improved process for preparing hydroxy aldehydes, such as hydroxypivaldehyde, is provided. Specifically, the process employs an alkaline additive for separating by-product amine salts from a hydroxy aldehyde and other reaction product...  
WO/2015/054120A1
Using a [RuCl2(arene)]2 complex and a formate source, a directed ortho C-H insertion and aryl-aryl coupling sequence in water provides biaryl compounds useful in the preparation of biologically active molecules and intermediates. Reactio...  
WO/2015/050236A1
 The purpose of the present invention is to make possible synthesis of various fluorine-containing compounds having organic groups at both terminals of a tetrafluoroethylene structure (-CF2-CF2-). The present invention provides fluorin...  
WO/2015/046716A1
The present invention relates to a catalyst for a glycerin dehydration reaction, a preparation method therefor, and an acrolein preparation method. More specifically, the catalyst for the glycerin dehydration reaction can improve acrolei...  
WO/2015/043861A1
The invention relates to a method for producing methylmethacrylate by direct oxidative esterification of methacrolein and to the production of methacrolein. Said novel method is characterized in that the output and the efficiency of the ...  

Matches 251 - 300 out of 12,112