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Matches 851 - 900 out of 33,337

Document Document Title
WO/2015/100089A2
Disclosed is a method for purifying aromatic dicarboxylic acid such as isophthalic acid or terephthalic acid. The process treats a crude carboxylic acid (CCA) composition by: A. feeding a CCA composition comprising a liquid and a solid, ...  
WO/2015/096022A1
The present invention concerns a process for the production of a compound comprising at least one carboxylic acid functional group, comprising the reaction of a compound comprising at least one nitrile functional group with nitronium ions.  
WO/2015/097418A1
The invention relates to a process for preparing a carboxylic acid, comprising a step of bringing at least one vicinal diol or at least one vicinal polyol into contact with an atmosphere comprising oxygen, and a catalyst, and in the abse...  
WO/2015/100090A1
Disclosed is a method for purifying aromatic dicarboxylic acid such as isophthalic acid or terephthalic acid. The process treats a crude carboxylic acid (CCA) composition by: A. feeding a CCA composition comprising a liquid and a solid, ...  
WO/2015/096604A1
Disclosed in the invention are a mirabegron-related substance as shown in formula (I) or a salt thereof, and a preparation method and a use thereof. The method for preparing the mirabegron-related substance or the salt thereof disclosed ...  
WO/2015/094394A1
A continuous process for producing a nylon salt solution prepared using a liquid partially balanced adipic solution enriched in dicarboxylic acid, and in particular adipic acid. The liquid feed is prepared by metering dicarboxylic acid p...  
WO/2014/207603A3
Disclosed is a process for preparing phthalic anhydride by gas phase oxidation of aromatic hydrocarbons, in which a gas stream comprising at least one aromatic hydrocarbon and molecular oxygen is passed continuously over a thermostatted ...  
WO/2015/095694A1
Disclosed herein are processes for obtaining a microbial oil comprising one or more polyunsaturated fatty acids (PUFAs) from one or more microbial cells by lysing the cells to form a lysed cell composition and then recovering the oil fro...  
WO/2015/093849A1
The present invention relates to a hydrogenation method of a phthalate compound. According to the hydrogenation method of the present invention, a hydrogenation addition reaction occurs in a multi-tube type reactor or the like while the ...  
WO/2014/207604A3
Disclosed is a process for preparing carboxylic acids and/or carboxylic anhydrides by gas phase oxidation of aromatic hydrocarbon, in which a gas stream comprising at least one aromatic hydrocarbon and molecular oxygen is passed continuo...  
WO/2015/095696A1
Disclosed herein are processes for obtaining a microbial oil comprising one or more polyunsaturated fatty acids (PUFAs) from one or more microbial cells by lysing the cells to form a lysed cell composition, treating the lysed cell compos...  
WO/2015/089753A1
The invention belongs to the technical field of chemical catalysts, and in particular relates to a 2-aryl-zinc-propinoate catalyst and a preparation method and use thereof. The structural formula of the 2-aryl-zinc-propinoate catalyst of...  
WO/2015/095703A1
Novel salts and cocrystals of lesinurad, processes for their preparation, pharmaceutical compositions comprising these new salt forms and co-crystals, and use of them for treating or delaying progression or onset of diseases or disorders...  
WO/2015/094911A1
An improved process for preparing aromatic carboxylic acids by fee exothermic liquid-phase oxidation reaction of an aromatic feedstock compound wherein water is efficiently recovered from the exothermic liquid-phase oxidation reaction an...  
WO/2015/091952A1
This invention relates to a process for the separation of dicarboxylic acids from aqueous mixtures of CV8C24 mono- and dicarboxylic acids. In particular this invention relates to a process for the separation and purification of the said ...  
WO/2015/086835A1
The invention relates to a method for preparing 1,6-hexanediol in which a) a muconic acid feedstock is provided that is selected from among muconic acid, muconic acid esters, muconic acid lactones, and mixtures thereof, b) the muconic ac...  
WO/2015/086109A1
The invention relates to a method for producing a catalyst system having at least one catalytically active component, wherein the catalytically active component comprises at least one metal, wherein first a spherical activated carbon use...  
WO/2015/086827A1
The present invention relates to a method for the production of adipic acid or at least a resultant product thereof. According to said method, muconic acid is hydrogenated with hydrogen in a reaction zone in the presence of at least one ...  
WO/2015/086672A1
The invention relates to a method for purifying a first polyunsaturated fatty acid based on an initial mixture, the initial mixture comprising at least one second fatty acid in addition to the first polyunsaturated fatty acid, the method...  
WO/2015/086698A1
The present invention relates to a process for providing dihalogen substituted salicylic acid derivativesof formula (II).  
WO/2015/088820A1
Systems and methods for liquid-phase oxidation of an aromatic feedstock containing at least one oxidizable aromatic compound may incorporate an oxidation reactor, a separation apparatus in fluidic communication with the oxidation reactor...  
WO/2015/089412A1
The oxidation of isobutyraldehyde produces isobutyric acid and byproducts, such as isopropyl formate. A process of reducing the isopropyl formate byproduct and other byproducts in the oxidation of isobutyraldehyde is described. The proce...  
WO/2015/086607A1
The invention pertains to a method for purifying a first fatty acid, preferably polyunsaturated, based on an initial mixture further comprising at least one second fatty acid, optionally a third fatty acid, and optionally a fourth fatty ...  
WO/2015/086591A1
The invention concerns a method for purifying a first fatty acid, particularly a first polyunsaturated fatty acid, based on an initial mixture further comprising at least one second fatty acid and one third fatty acid, the method compris...  
WO/2015/055942A3
The invention relates to a method for oxidation of glycerol into glyceric acid which includes a step of treating glycerol with a supported metal catalyst in the presence of oxygen, said catalyst including platinum and a metal element sel...  
WO/2015/084265A1
The present invention provides a method of synthesizing an ester of a saturated carboxylic acid from a saturated polyhydroxycarboxylic acid by performing a deoxydehydration reaction and a hydrogen transfer reaction.  
WO/2015/083185A1
The present invention discloses an improved oxidation process using carbon nitride nanotubes as metal free catalyst and molecular O2 as the oxidant to obtain desired adipic acid and other oxygenated hydrocarbons with improved conversion ...  
WO/2015/083007A1
The invention describes phospho-amino pincer-type ligands, metal complexes thereof, and catalytic methods comprising such metal complexes.  
WO/2015/084416A1
Methods to recover or separate cesium formate or rubidium formate or both from a mixed alkali metal formate blend are described. One method involves adding cesium sulfate or rubidium sulfate to the mixed alkali metal formate blend in ord...  
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/2015/082598A1
The invention relates to a process of the oxidative dehydrogenation of an alkane containing 2 to 6 carbon atoms and/or the oxidation of an alkene containing 2 to 6 carbon atoms, wherein a gas stream comprising oxygen and the alkane and/o...  
WO/2015/082077A1
The invention relates to a process for the preparation and isolation of carboxylic esters. Said process is based on the reaction of a carboxylic acid with an alcohol in the aqueous medium. In order to do so, the alcohol is used for both ...  
WO/2015/082602A1
The invention relates to a process of the oxidative dehydrogenation of an alkane containing 2 to 6 carbon atoms and/or the oxidation of an alkene containing 2 to 6 carbon atoms, wherein a gas stream comprising oxygen and the alkane and/o...  
WO/2015/075087A1
The present invention relates to a process for providing a compound of formula (IV), wherein R is - (C1-C4)alkyl, the process comprising the step of: reacting a compound of formula (III), wherein R is defined as above, in the presence of...  
WO/2015/077147A1
The present invention relates to methods of preparing fused ring indeno compounds that involves reacting together a dienophile and a lactone compound, in the presence of a catalyst, and a carboxylic acid anhydride. With some embodiments,...  
WO/2015/073314A1
The present invention provides amine salts of the prostacyclin analogue of Formula I and processes for generating these amine salts.  
WO/2015/072494A1
A novel highly stable sodium diacetate crystal capable of limiting volatilization of acetic acid for long periods. More specifically, a sodium diacetate crystal having a median diameter in the range of 300-3000 µm.  
WO/2015/071709A1
A continuous process is described for the one-pot synthesis of compounds, such as metal salts and metal complexes, as well as optionally for the protection of the compounds thus obtained by coating and/or impregnation with suitable compo...  
WO/2015/073481A1
A method of preparing Compound (1) or a pharmaceutically acceptable salt thereof: comprises: (a) reacting Compound (X): a pharmaceutically acceptable salt thereof with Compound (Y): in the presence of a palladium catalyst and a carbonate...  
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/2015/067659A1
The invention relates to a hollow-cylindrical moulded catalyst body for the gas phase oxidation of an alkene in order to obtain an α,β-unsaturated aldehyde and/or an α,β-unsaturated carboxylic acid, comprising a compacted multi-metal...  
WO/2015/069226A1
An energy device including a paper based substrate having a top surface and a bottom surface, and a graphene oxide and carbon nanotube composite deposited onto at least the top surface. The energy device can be used as an electrode in, f...  
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/2015/067494A1
The present invention relates to a process for providing: a compound of formula (IV): wherein R1 is hydrogen or -(C1-C4)alkyl, R2 is -(C1-C4)alkyl, and each Hal is an independently selected halogen, the process comprising the step of: Re...  
WO/2015/063020A1
The present invention relates to a process for the preparation of aqueous solutions of [1-13C]-hyperpolarized carboxylate containing molecules of diagnostic interest that comprises parahydrogenating with molecular parahydrogen unsaturate...  
WO/2015/028293A3
The invention relates to a device comprising a feed which is arranged below the center of the device, a quenching agent inlet which is arranged above the feed, an outlet which is arranged below the feed, and a discharge which is arranged...  
WO/2015/064563A1
The problem addressed by the present invention is to provide a method that, in a vacuum distillation step for an easily polymerizable compound, when using a steam ejector as the vacuum device, prevents clogging of the steam ejector by po...  
WO/2015/063798A1
The present invention discloses one-pot synthesis of various carboxylic acid derivatives using copper catalyst and sodium cyanide as the cyanide source for bringing in carbonylative coupling in a single step.  

Matches 851 - 900 out of 33,337