Patents
Patents for C07C 41 - Preparation of ethers; Preparation of compounds having groups, groups or groups (17,242)
07/2001
07/05/2001WO2001047858A1 Ester-containing fluid compositions
07/05/2001WO2001047846A1 Method and plant for production of oxygenated hydrocarbons
07/05/2001US20010007047 Production process for (poly)alkylene glycol monoalkyl ether
07/05/2001US20010007046 Ester precursor is hydrolyzed in reaction mixture of solvent, metal hydride, and inert organic base
07/05/2001CA2395973A1 Ester-containing fluid compositions
07/05/2001CA2395675A1 Method and plant for production of oxygenated hydrocarbons
07/04/2001EP1112996A1 Process for preparing alkylene oxide adducts from a fatty acid ester of monohydric alcohol and an alkylene oxide
07/04/2001EP1112243A1 Method for the preparation of fatty alcohol alkoxylates
07/04/2001EP1112240A1 The addition of oxygen nucleophiles to vinyl epoxides
07/04/2001CN1301688A Method for synthesizing methylal
07/04/2001CN1301686A Method for preparing dimethyl ether by methanol dewatering
07/03/2001US6255540 Methods for producing two-substituted glycerols having various levels of protection
07/03/2001US6255536 Fluorine containing vinyl ethers
07/03/2001US6255535 Fluorine containing allylethers and higher homologs
07/03/2001US6255275 Higher secondary alcohol alkoxylate compound composition, method for production thereof, and detergent and emulsifier using the composition
07/03/2001CA2009537C Perfluoropolyethers having antirust properties, useful as components or additives for lubricating oils and greases
06/2001
06/28/2001WO2001046107A1 Fluorine containing vinyl ethers
06/28/2001WO2001046093A2 Process for producing a fluoride compound
06/28/2001CA2393456A1 Fluorine containing vinyl ethers
06/27/2001EP1110938A1 Method for producing 4-methoxymethyl-2,3,5,6-tetrafluorobenzenemethanol
06/27/2001EP1109771A1 Method of reducing ring chlorination in the manufacture of a trichloromethoxybenzene
06/27/2001EP1109764A1 Improved processes for making surfactants via adsorptive separation and products thereof
06/27/2001EP0931046B1 PROCESS FOR PRODUCING n-BUTYLALKYL ETHERS
06/27/2001EP0797564B1 Lignans, a process for their production and pharmaceutical compositions and uses thereof
06/21/2001WO2001044348A1 Production of polytrimethylene ether glycol and copolymers thereof
06/21/2001WO2001044150A2 Continuous process for the preparation of polytrimethylene ether glycol
06/21/2001WO2001000552A9 Selective alkanol alkoxylations process
06/21/2001US20010004674 Reacting phenol with alcohol in the presence of metal hydroxide or alkoxide under supercritical state of the alcohol
06/21/2001DE19960099A1 Guerbet alcohols, used as oil bodies for production of cosmetic or pharmaceutical formulations, are obtained by condensing oxo-decanol and/or mixture of oxo-nonanol and oxo-undecanol
06/20/2001EP1108705A1 Process for alkylation on the aromatic ring of phenols or of ethers of phenols
06/20/2001EP1107939A1 Phosphine ligand promoted synthesis of tetraaryloxyalkane and diarylcarbonates
06/20/2001EP1107936A1 Copper-catalysed enantioselective allylic substitution reactions
06/20/2001CN1299802A Acetaldehyde diethyl acetal producing process
06/20/2001CN1067369C Synthesis process of ethylene glycol monotert-butyl ether
06/19/2001US6248889 Process for converting an alcohol to the corresponding fluoride
06/19/2001US6248795 Process of preparing a mixture of dimethyl ether and methanol from carbon dioxide
06/14/2001WO2001042408A2 Ether-capped poly(oxyalkylated) alcohol surfactants
06/14/2001WO2001042391A2 A new family of conducting liquid crystals
06/14/2001WO2001042179A1 Compounds which mimic the chemical and biological properties of discodermolide
06/14/2001WO2001041911A2 Process for preparing ether-capped poly(oxyalkylated) alcohol surfactants
06/14/2001WO2001041910A2 Process for preparing ether-capped poly(oxyalkylated) alcohol surfactants
06/14/2001CA2393968A1 Compounds which mimic the chemical and biological properties of discodermolide
06/14/2001CA2391984A1 Ether-capped poly(oxyalkylated) alcohol surfactants
06/14/2001CA2391956A1 Process for preparing ether-capped poly(oxyalkylated) alcohol surfactants
06/14/2001CA2391828A1 Process for preparing ether-capped poly(oxyalkylated) alcohol surfactants
06/13/2001DE19949319A1 Verfahren zur Herstellung von Arylalkylethern Process for the preparation of aryl alkyl ethers
06/12/2001US6245954 Preparing alkyl, alkenyl and alkynyl chlorides from alcohols by reaction with chlorinating agent in presence of urea compound as catalyst
06/12/2001US6245949 Reacting halogenated alcohol with dialkoxymethane in presence of acid catalyst to form acetal, chlorinating acetal with chlorinating agent to form chloromethyl ether, fluorinating ether with fluorinating agent to produce fluoride compound
06/12/2001US6245948 Preparation of tetrahydrofuran from dialkoxybutenes
06/12/2001CA2046857C Morpholinyl derivatives of doxorubicin and process for their preparation
06/07/2001WO2001040152A1 Process for producing polyprenol derivative
06/07/2001WO2001040147A1 Catalysis using phosphine oxide compounds
06/07/2001US20010003138 By reacting 2,3,5,6-tetrafluoro-1,4-benzenedimethanol with an inorganic base in water, adding dimethyl sulfate and a water immiscible organic solvent of either hydrocarbons or ethers to the reaction mixture; insecticides; monomethylation
06/06/2001EP1104395A1 Stereoselective ring opening reactions
06/06/2001CN1297875A Process for producing 4-methoxyl methyl-2,3,5.6-tetrachlorophenmethylol
06/06/2001CN1297874A Preparation of benzaldehyde dialkyl acetal or substituted benzaldehyde dialkyl acetal
06/06/2001CN1066706C Process for producing ether compound
06/05/2001US6242616 Synthetic techniques and intermediates for polyhydroxy, dienyl lactone derivatives
06/05/2001CA2079473C Removal of nitrogenous components of a hydrocarbon feedstream
05/2001
05/31/2001WO2001038276A1 Process for the production of alkanediol derivatives
05/31/2001DE19949237A1 Vorstufenverbindung für Radiodiagnostika Precursor for diagnostic radiopharmaceuticals
05/30/2001EP0998351B1 USE OF TRIS (TRIFLUORO METHYLSULFONYL) METHANE, IN ADDITION TO ALKALINE METAL SALTS AND ALKALINE-EARTH METAL SALTS THEREOF AS CATALYSTS DURING C-C BONDING SYNTHESES AND THE NOVEL Mg SALT OF TRIS (TRIFLUORO METHYLSULFONYL) METHANE
05/30/2001CN1296939A Process for purifying 2,4,4'-trichloro-2'-hydroxydiphenyl ether as antimildew disinfectant
05/30/2001CN1066464C Process for preparing allyl ether, thioether and amine compounds
05/29/2001US6239317 Process for the production of halogeno-o-hydroxydiphenyl compounds
05/29/2001US6239316 Optically active secondary alcohol and process for the production thereof
05/29/2001US6239315 Catalytic epoxidation
05/29/2001CA2211722C Preparation of fuel grade dimethyl ether
05/29/2001CA2163991C Method of purifying fluoromethyl-1,1,1,3,3,3-hexafluoroisopropyl ether
05/28/2001WO2001046108A1 Fluorine containing allylethers and higher homologs
05/28/2001CA2393460A1 Fluorine containing allylethers and higher homologs
05/25/2001WO2001036368A2 Metathesis syntheses of pheromones or their components
05/25/2001WO2001036356A2 C13 alcohol mixture and functionalised c13 alcohol mixture
05/23/2001EP1100759A1 Transition metal complexes as linkers
05/23/2001EP1100617A1 Bimetallic-cyanide catalysts used for preparing polyether polyols
05/23/2001DE19955593A1 C13-Alkoholgemisch und funktionalisiertes C13-Alkoholgemisch C13-alcohol mixture and functionalized C13-alcohol mixture
05/23/2001CN1296467A Novel process for preparation of 3-bromoanisole and 3-bromonitrobenzene
05/23/2001CN1066113C Cargo compartment for lighter-than-air vehicle
05/22/2001US6235949 Process for the preparation of halogenated derivatives and Lewis acid base catalysts thereof
05/22/2001US6235944 Production of secondaryalkoxy-1-alkenes
05/22/2001US6235940 Etherification of amines with basic catalysts
05/22/2001US6235926 Ether, alcohol or ester derivatives
05/22/2001US6235870 Dehydrohalogenation of poly (phenylhalo-b-hydroxypropyl ether) to form polyepoxide
05/16/2001EP1099676A2 Process for the preparation of 1,1,4,4-tetramethoxybutene-2
05/16/2001CN1295545A Process for synthesis ofchemical industrial feedstock and high-octane fuel, and high-octane fuel composition
05/15/2001US6232509 Etherification process
05/15/2001US6232508 Process for manufacturing ether and high purity butene-1
05/15/2001US6231785 Benzene derivative and its production method
05/10/2001WO2001032306A1 Palladium catalyst and process for producing ether
05/10/2001WO2001017931A3 Regeneration of onium fluoride-hf adducts
05/09/2001EP1097158A2 Ligands for metals and metal-catalyzed processes
05/09/2001CN1294568A Fluorinating agent, process for producing same, and use thereof
05/09/2001CN1065521C Fluoroalkylethoxylate compsns. having enhanced water solubility
05/03/2001WO2001030734A1 Novel hydronaphtalene compounds, prepared by a rhodium catalyzed ring opening reaction in the presence of phosphine ligand
05/02/2001EP1095939A2 Process for the preparation of piperidinylaminomethyl trifluoromethyl cyclic ether compounds
05/02/2001EP1095926A2 Production method of 5-phthalancarbonitrile compound, intermediate therefor and production method of the intermediate
05/02/2001EP1095005A1 Preparation of carboxylic compounds and their derivatives
05/02/2001CN1293193A Preparation of piperidyl amino methyl trifluoro methyl cyclo other compounds
05/02/2001CN1293180A Fluoric bis(diphenyl)acetylene compounds and preparing process and usage thereof
05/02/2001CN1065235C Preparation method of cyclopropane esters