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Matches 201 - 250 out of 12,112

Document Document Title
WO/2016/146588A1
The present invention relates to compounds of formula (I): in which R1 is a hydrogen atom, a phenyl radical, or a straight or branched, saturated or unsaturated hydrocarbon radical having 1 to 8 carbon atoms.  
WO/2016/144228A1
Disclosed is a process for production of a butanal wherein said butanal is obtained by chemoselective C=C hydrogenation of a butenal in presence of a catalyst comprising palladium nanoparticles being immobilised in the cavities of a sili...  
WO/2016/139161A1
The present invention relates to a new process for preparing 3-chloro-2-vinylphenylsulfonate derivatives.  
WO/2016/136882A1
A method for preparing a catalyst for manufacturing an unsaturated aldehyde and/or an unsaturated carboxylic acid, wherein molybdenum component raw materials are set as only ammonium molybdate and the weight of water for dissolving this ...  
WO/2016/132091A1
A process is described for the production of formaldehyde, comprising (a) subjecting methanol to oxidation with air in a formaldehyde production unit thereby producing a formaldehyde-containing stream; (b) separating said formaldehyde-co...  
WO/2016/120635A1
There is provided a process for the preparation of a compound of formula (I) as defined herein, wherein said process comprises reacting a compound of formula (II) as defined s herein with one or more suitable Vilsmeier reagent.  
WO/2016/071920A3
A novel process for preparation of 3,4-dimethylbenzaldehyde has been disclosed. The process is comprising steps of (i) reacting 4- bromo-o-xylene with magnesium metal to obtain Grignard compound of formula 1; (ii) formylating the compoun...  
WO/2016/114687A1
The invention relates to a method of producing carbonyl compounds, more particularly С2-С4 ketones and aldehydes. The method is based on the gas-phase oxidation by nitrous oxide of С2-С4 alkane-olefin mixtures, such as a butane-butyl...  
WO/2016/113757A1
The present invention provides a novel recyclable catalysts of formula A, [Formula A should be inserted here] wherein X is selected from the group consisting of [Formula should be inserted here] The present invention also provides a nove...  
WO/2016/104332A1
[Problem] To provide a method for producing 3-methylglutaraldehyde with a good yield under mild conditions, and a novel acetal compound that is useful for implementing this method. [Solution] Provided is a method for producing 3-methylgl...  
WO/2016/104333A1
[Problem] To provide a method for producing 4-methylpentanal efficiently and at good yield. [Solution] A method for producing 4-methylpentanal through the following steps. Step 1: Obtain 3-methyl-1-butanol by hydrogenating 3-methyl-3-but...  
WO/2016/096905A1
This invention concerns the first mild and efficient synthesis of primary amines and amides from aldehydes or ketones using a heterogeneous metal catalystand amine donor. The initial heterogeneous metal- catalyzed reaction between the ca...  
WO/2016/097242A1
The present invention relates to a method for synthesizing an optically active carbonyl compound by asymmetric hydrogenation of a prochiral α,β-unsaturated carbonyl compound with hydrogen in the presence of at least one optically activ...  
WO/2016/099066A1
The present invention relates to: a catalyst for glycerin dehydration; a preparation method therefor; and an acrolein preparation method using the catalyst. According to one embodiment of the present invention, the catalyst is used in gl...  
WO/2016/091894A1
A fragrance precursor represented by the formula (1) wherein the wavy bond is indicating an unspecified configuration of the adjacent double bond, X and Y together represent a double bond to a carbon atom which is bearing R1 and R2, with...  
WO/2016/093175A1
According to the present invention, various tri(hetero)arylacetonitrile compounds are synthesized by reacting, in the presence of a palladium catalyst, a di(hetero)arylacetonitrile compound represented by the formula: CHAr1Ar2CN (Ar1 and...  
WO/2016/091895A1
A compound represented by the formula (I) wherein (A) is indicating a double bond either at C4 or at C5, or single bonds, R1, R2, R3, R4 are independently selected from H or Me, and R5, R6 are independently selected from Me or Et, and wh...  
WO/2016/087179A1
The present invention concerns a process for the preparation of an oxidized terpenes fraction which proved to be particularly useful in the preparation of sandalwood oil building blocks.  
WO/2016/079544A1
The invention relates to a process for preparing an aqueous solution of formaldehyde, in which methanol is reacted with air to form a formaldehyde-containing process gas and which is fed into an absorber (6) in which formaldehyde is abso...  
WO/2016/074696A1
A compound represented by the formula (I) wherein R1-is H or Me; R2 is H, Me or a branched or linear, saturated or unsaturated C2-C5 alkyl or alkenyl residue; X is F, CF3, OMe, OEt or OH; and n = 1, 2. Said compounds are useful as perfum...  
WO/2016/074719A1
3-(4-isobutyl-2-methylphenyl) propanal and fragrance mixtures comprising said compound as perfume ingredients, preferably exhibiting muguet odour characteristics. Said compound and fragrance mixtures are useful as perfume ingredients in ...  
WO/2016/074698A1
A compound represented by the formula (I), R1 is -(CHR4)m-(CHR5)n-(CHR6)o-CHO, with F4, R5, R6 being independently selected from H or Me, and with m, n, o being independently selected from 0 and 1; R2 is H or Me; and R3 is a C3-C6 branch...  
WO/2016/074118A1
A compound represented by the formula 1 wherein R1 is H, or when R2 and R3 is H, then R1 is CHR5CHR6CHO, CR5=CR6CHO or C (CH3) CHO, wherein R5, R6 each independently may represent H or methyl; R2 is H, or when R1 and R3 is H, then R2 i...  
WO/2016/075257A1
The regio-selective functionalization of a dialkyl benzene compound formula (I), wherein the ratio of the compound functionalized at position (a) to the compound functionalized at the position (b) is at least 70:30, more particularly at ...  
WO/2016/074865A1
A compound represented by the formula 1, wherein R1 is H, or when R2 and R3 is H, then R1 is CHR5CHR6CHO, CR5=CR6CHO or C(CH3)CHO, wherein R5, R6 each independently may represent H or methyl; R2 is H, or when R1 and R3 is H, then R2 is C...  
WO/2016/074697A1
The use of a compound represented by the formula I wherein R1 through R4 is independently H or methyl; and R6 is a branched or linear, saturated or unsaturated C3-C7 alkyl, alkenyl, cycloalkyl or cycloalkenyl residue, as perfume ingredie...  
WO/2016/071920A2
A novel process for preparation of 3,4-dimethylbenzaldehyde has been disclosed. The process is comprising steps of (i) reacting 4- bromo-o-xylene with magnesium metal to obtain Grignard compound of formula 1; (ii) formylating the compoun...  
WO/2016/043771A9
The present invention relates to novel cyclopropane derivatives represented by Formula (I): wherein R represents a hydrocarbon group containing 1-20 carbon atoms or an ester containing 1-20 carbon atoms; wherein R' represents a C1-C6 acy...  
WO/2016/029216A3
The invention provides methods and intermediates useful in the synthesis of a compound of formula (I): or a pharmaceutically acceptable salt, solvate, ester or prodrug thereof; wherein the variables are as defined herein.  
WO/2016/068676A1
The present application relates to a distillation apparatus. The distillation apparatus according to the present application minimizes energy loss occurring in the process of refining a mixture of isomers, e.g. a material comprising n-bu...  
WO/2016/066869A1
The invention relates to: a catalyst comprising a cation-exchanged zeolite with incorporated metal oxide clusters; a preparation method for same; and the use thereof in the production of crotonaldehyde and crotyl alcohol, both of which c...  
WO/2016/064764A1
The present disclosure provides regioselective methods for synthesizing intermediates useful in making prostacyclin derivatives, such as treprostinil. Claimed is a method of producing a compound of formula III comprising heating a soluti...  
WO/2016/059150A1
The present invention relates to a new method to produce 7,8-dihydro-C15- aldehyde.  
WO/2016/059152A1
The present invention relates to an improved method for producing specific α, β- unsaturated aldehydes.  
WO/2016/059155A1
The present invention relates to an improved method for producing specific α,β-unsaturated aldehydes.  
WO/2016/054797A1
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 potassium peroxymonosulfate suspended in a solvent selected followed by hydrolysis.  
WO/2016/055602A1
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 potassium peroxymonosulfate suspended in a solvent selected followed by hydrolysis.  
WO/2016/050836A1
The invention relates to novel cyclic carbaldehydes, to the production and use thereof as aroma chemicals, in particular as fragrances, and to aromatic substances and agents containing said carbaldehydes.  
WO/2016/051987A1
Provided are processes for producing high-purity product acetaldehyde by hydrogenating acetic acid, the product acetaldehyde being reduced in the content of C3-6 hydrocarbons. One of the processes for producing acetaldehyde by hydrogenat...  
WO/2016/022803A3
The invention relates to the generation of compounds, e.g., fragrance molecules with desirable olfactory properties that can be derived from readily available fatty acids. The invention futher relates to the addition of two equivalents o...  
WO/2016/047388A1
Provided is a process for producing an optically active hydroxyaldehyde or aminohydroxyaldehyde. The process for producing an optically active hydroxyaldehyde or aminohydroxyaldehyde is characterized by reacting an aldehyde or an imine w...  
WO/2016/042000A1
The invention relates to an optimized method for producing methacrolein. Methacrolein is used in chemical synthesis, in particular as an intermediate product for producing methacrylic acid, methylmethacrylate or also active substances, o...  
WO/2016/043771A1
The present invention relates to novel cyclopropane derivatives represented by Formula (I): wherein R represents a hydrocarbon group containing 1-20 carbon atoms or an ester containing 1-20 carbon atoms; wherein R' represents a C1-C6 acy...  
WO/2016/043209A1
 A method for producing butadiene, the method having a first synthesis step for bringing a gas mixture including hydrogen and carbon monoxide into contact with a first catalyst and obtaining a primary product including ethanol as an in...  
WO/2016/038033A1
The invention relates to a method for producing a compound of (IV), wherein R1 is an alkyl group having 1 - 4 carbon atoms, comprising the step of reacting cyclohexene with hydrogen peroxide and an alcohol R1OH in the presence of a catal...  
WO/2016/040318A1
A method of using homogenous rhodium catalysts comprising N-heterocyclic carbene ligands for the hydroformylation of olefins and substituted olefins is provided. In some aspects, the methods provided herein relate to the hydroformylation...  
WO/2016/036655A1
The present invention provides an improved method for recovering unreacted formaldehyde from a butynediol synthesis reaction product downstream from a butynediol synthesis reactor.  
WO/2016/031491A1
Provided is a solid acid catalyst for an oxidation reaction in the presence of both oxygen and ozone, which is used when a substrate is being oxidized in the presence of both oxygen and ozone, wherein the substrate can be oxidized with a...  
WO/2016/022803A2
The invention relates to the generation of compounds, e.g., fragrance molecules with desirable olfactory properties that can be derived from readily available fatty acids.  
WO/2016/016446A1
A process comprising (i) providing a 2-fluoropropionic acid halide; (ii) hydrogenating the 2-fluoropropionic acid halide by contacting it with a heterogeneous hydrogenation catalyst in an atmosphere comprising hydrogen, obtaining a mixtu...  

Matches 201 - 250 out of 12,112