Organic compounds -- part of the class 532-570 series inventions 03/06

20060069288 - Process for preparing vinyl substituted beta-diketones: A process for preparing vinyl substituted beta-diketones includes reacting a halogen-containing beta-diketone with an olefin in a reaction zone under Heck coupling reaction conditions in the presence of a catalyst, a base, and an organic phosphine to provide a vinyl substituted beta-diketone product....

20060069289 - Process for production 2-deoxyaldose compound: A method for preparing 2-deoxyaldoses on an industrial scale in which the yield or the volumetric efficiency is excellent and the operation is simple, as compared to the conventionally known preparation method. In one aspect, a compound represented by a defined formula, such as 2-keto-3-deoxygluconic acid or the like, is...

20060069290 - Processes for removal of color bodies from polytrimethylene ether glycol polymers: Processes for reducing color in PO3G are provided. The processes include contacting PO3G with an adsorbent and then separating the PO3G from the adsorbent by, for example, filtration. The process provides PO3G having an APHA color preferably less than about 50. The processes are desirably used for polymers having a...

20060069291 - Phosphazenium salt phase transfer catalysts: A method for carrying out a chemical reaction between at least two reactants occupying separate phases within a multiphase reaction mixture has been discovered in which at least one phosphazenium salt is employed as a phase transfer catalyst. The remarkable utility of phosphazenium salts as phase transfer catalysts is illustrated...

20060069292 - Methods for purifying p,p-bisphenol-a: Methods for purifying a p,p-bisphenol A generally include distilling a feed stream comprising p,p-BPA in a distillation column at a pressure less than or equal to 20 millibars. The distillation column separates the bisphenol feed stream to produce a light fraction, an intermediate fraction and a heavy fraction. The intermediate...

20060069293 - Process for the preparation of alkylene glycols: Disclosed is a process for the preparation of alkylene glycols from the corresponding alkylene oxide, such as ethylene glycol from ethylene oxide, in the presence of water, a catalyst and, optionally, carbon dioxide. The catalyst is a SALEN-type compound which contains an amino group and an oxy or hydroxy group...

20060058556 - Process for producing cycloalkanol and/or cycloalkanone: The present invention provides a process for producing cycloalkanol and/or cycloalkanone by oxidizing cycloalkane with molecular oxygen in the presence of a heteropolyacid compound comprising a cobalt atom as a central element and a cobalt atom as a frame element....

20060058557 - Bis-chelating ligand and use thereof in carbonylation processes: A novel bis-chelating composition characterized by formula I: wherein M is a Group VB element; RI and R2 are each independently selected from hydrogen and monovalent hydrocarbyl radicals; or R1 and R2 are bonded together to form a diradical; or one of RI or R2 is hydrogen or a monovalent...

20060058558 - Phsphorus-containing catalyst composition and process for hydroformylation reaction using the same: Provided are a catalyst composition including a transition metal catalyst and a nitrogen-containing bidentate phosphorus compound and a process for hydroformylation reaction of olefins to prepare aldehydes which includes stirring the catalyst composition, an olefin compound, and a gas mixture of of carbon monoxide and hydrogen, under high temperature and...

20060052643 - Nucleophilic substitution reactions of difluorormethyl phenyl sulfone with alkyl halides leading to the facile synthesis of terminal 1,1-difluoro-1-alkenes and difluoromethylalkanes: (Benzenesulfonyl)difluoromethyl anion, in situ generated from difluoromethyl phenyl sulfone and a base, was found to easily undergo nucleophilic substitution reactions (SN2) with primary alkyl halides, elemental halogens, and perfluoroalkyl halides with good selectivity. The formed (benzenesufonyl)difluoromethylalkanes are useful intermediates for the facile preparation of 1,1-difluoro-1-alkenes and difluorometbylalkanes. Thus, difluoromethyl phenyl...

20060052644 - Continuous hydroformulation process for producing an aldehyde: A continuous hydroformylation process for producing an aldehyde comprising 1) reacting an olefinically unsaturated compound, carbon monoxide and hydrogen in the presence of a rhodium-organobisphosphite complex catalyst at a partial pressure of carbon monoxide and hydrogen, and 2) exposing a mixture comprising at least a portion of the catalyst of...

20060052645 - Method for producing dialdehydes and or ethylenically unsaturated monoaldehydes by hydroformylating ethylenically unsaturated compounds: The invention relates to a method for producing dialdehydes and/or ethylenically unsaturated monoaldehydes by reacting at least one compound with at least two ethylenically unsaturated double bonds with carbon monoxide and hydrogen in the presence of a hydroformylating catalyst with at least one complex of a metal of subgroup VIII....

20060052646 - Process for producing ether compounds in presence of a copper (ii) salt: A process for producing allylic ether compounds in presence of a catalyst comprising at least one Cu(II) salt by reaction of an allylic alcohol with either itself or another alcohol....

20060052647 - Method for producing dimethyl ether: A method for producing dimethyl ether comprising forming a slurry by introducing a catalyst for producing dimethyl ether into a solvent and introducing a mixed gas comprising carbon monoxide and hydrogen into the slurry....

20060052648 - Method for producing alkanol alkoxylates at optimal reaction temperatures: The present invention relates to a process for preparing at least one alkoxylate, which comprises bringing at least one alkylene oxide selected from the group consisting of ethylene oxide, propylene oxide, butylene oxide, pentylene oxide and decene oxide into contact with at least one starter compound in the presence of...