| Patents for C07C 41 - Preparation of ethers; Preparation of compounds having groups, groups or groups (17,242) |
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| 05/25/2005 | CN1620413A Method for stabilizing reduced coenzyme Q 10 and composition therefor |
| 05/25/2005 | CN1618781A Method of preparing isohalothane |
| 05/25/2005 | CN1203040C Method for synthesizing diaryl ether by using amino acid as additive |
| 05/19/2005 | WO2005044767A1 Method of synthesizing etbe with hydrous ethanol |
| 05/19/2005 | WO2005044757A1 Diastereoselective method of preparing olefins by means of the horner-wadsworth-emmons reaction using a particular phosphonate which improves diastereoselectivity at all temperatures including at ambient temperature |
| 05/19/2005 | US20050107645 Via reacting diol with fluorine-containing saturated compound in presence of alkali metal compound |
| 05/19/2005 | US20050107642 Reacting an acidic metal cyanide compound with an insoluble metal salt in a medium that is a solvent for the acidic metal cyanide compound but not the metal salt (3H3Co/CN/6+H2SO4+ZnO = 2Zn1.5Co/CN/6 +4 ZNSO4 +ZnO+7 H2O) |
| 05/19/2005 | US20050107628 Modified method for producing surfactant alcohols and surfactant alcohol ethers, the products of said method and use of the same |
| 05/19/2005 | US20050107476 Alkoxy-substituted indanes and the production thereof |
| 05/19/2005 | CA2543880A1 Diastereoselective method of preparing olefins by means of the horner-wadsworth-emmons reaction using a particular phosphonate which improves diastereoselectivity at all temperatures including at ambient temperature |
| 05/18/2005 | EP1531000A1 Catalytic reactions using thermally stable resins |
| 05/18/2005 | CN1617845A Process for producing fluorene derivative |
| 05/18/2005 | CN1616388A Process for preparing (z)-3'-hydroxy-3, 4, 4', 5-tetranetgixy diphenyl ethylene |
| 05/18/2005 | CN1202063C Method for preparing phenol compound derivated from dialoxy acetaldehyde and use |
| 05/18/2005 | CN1202062C Manufacturing method of fluoromethyl-1,1,1,3,3,3-hexafluoroisopropylether |
| 05/18/2005 | CN1202061C Method for catalytic synthesising dimethyl ether in combined bed |
| 05/18/2005 | CN1202060C Ether product producing process |
| 05/18/2005 | CN1202051C Method of producing isobutene joint producing dimetylether and dipolyisobutene |
| 05/12/2005 | WO2005042455A1 Method for producing hydroxyphenyl ether |
| 05/12/2005 | WO2005042443A2 Method for the production of orthoesters |
| 05/12/2005 | WO2005023731A3 Method for forming a carbon-carbon or carbon-heteroatom bond |
| 05/12/2005 | WO2004096866A3 Processes for recovering oligomers of glycols and polymerization catalyst from waste streams |
| 05/12/2005 | WO2004087061B1 Tubulin binding agents and corresponding prodrug constructs |
| 05/12/2005 | WO2004048318A8 Improved process for the preparation of 1,3-substituted indenes |
| 05/11/2005 | CN1615303A Improved purification of 4, 4'(5')-di-t-butylcyclohexano-18-crown-6 |
| 05/11/2005 | CN1615294A Indanes and indanones and their use in perfumery |
| 05/11/2005 | CN1615285A Integrated process for synthesizing alcohols, ethers, and olefins from alkanes |
| 05/11/2005 | CN1615284A Method for forming a carbon-carbon or carbon-heteroatom linkage |
| 05/11/2005 | CN1613840A Method for preparing dimethyl ether by methanol dehydration by mixed phase method |
| 05/11/2005 | CN1613558A Modified alumina catalyst for synthetizing dimethyl ether |
| 05/11/2005 | CN1200922C Process and intermediate compounds for preparation of pesticidal fluoroolefin compounds |
| 05/11/2005 | CN1200915C Process for preparing organic compound |
| 05/10/2005 | US6891070 Method for the preparation of 2-{2-[4-(4-chloro-1,2-diphenylbut-1-enyl)phenoxy]ethoxy}ethanol and its isomers |
| 05/06/2005 | WO2005019139A3 Process for producing 1-octene from butadiene |
| 05/06/2005 | WO2004105929A3 Phase transfer catalysis scrubber |
| 05/04/2005 | EP1526917A2 Novel nickel-carbene, palladium-carbene and platinum-carbene complexes, their production and use in catalytic reactions |
| 05/04/2005 | CN1612765A Fire extinguishing methods utilizing hydrofluoroethers |
| 05/04/2005 | CN1199925C Method for preparing propanediol ether |
| 05/04/2005 | CN1199731C Novel antimony catalyst compositions |
| 05/03/2005 | US6887907 Reacting hydrocarbon feedstock with oxygen within reactor to form synthesis gas containing carbon monoxide, carbon dioxide, and hydrogen, then subjecting to exothermic reaction |
| 04/28/2005 | WO2005037756A2 Novel methods for the preparation of 4-[4-(4-methoxymethoxy-4'-methyl-biphenyl-2-yl)-but-3-ene-(e)-1-ynyl]-benzoic acid |
| 04/28/2005 | WO2005019138A3 Process for producing detergent molecules comprising an ether linkage from butadiene |
| 04/28/2005 | US20050090688 Metallized mesoporous silicate and method of oxidation with the same |
| 04/28/2005 | US20050090624 Reacting bifunctional phenylene ether oligomer with vinylbenzyl chloride in aprotic polar solvent in presence of alkali metal alkoxide, adding reaction solution to water/alcohol solution to precipitate solid; heat resistance; dielectrics |
| 04/27/2005 | EP1526148A1 Process for the production of vinyl compound |
| 04/27/2005 | EP1526122A2 Process for the preparation of Binaphthylderivaten |
| 04/27/2005 | CN1609093A Method for distilling an electrolyte containing TMOF |
| 04/27/2005 | CN1609085A Prepn process of diethylene glycol methyl ethyl ether |
| 04/27/2005 | CN1198830C Removal of dissolved silicates from alcohol-silicon direct synthesis solvents |
| 04/21/2005 | WO2005021472A3 Fluoridation of electron rich aromatic systems |
| 04/21/2005 | US20050085673 Tripropylene glycol production |
| 04/21/2005 | US20050085672 Color stabilization of hydroquinone hydroxyethyl ether products |
| 04/21/2005 | US20050082231 reducing the aggregation and deposition of asphalts or bitumen from fluids such as crude oil, by adding to the fluids antideposit agents such as hexadecyl naphthoxide; reducing particle and/or soot emission during combustion of diesel fuel; pollution control |
| 04/20/2005 | EP1524287A1 Perfluoropolyethers |
| 04/20/2005 | EP1458698B1 A process and systems for the epoxidation of an olefin |
| 04/20/2005 | CN1608074A P-chiral phospholanes and phosphocyclic compounds and their use in asymmetric catalytic reactions |
| 04/20/2005 | CN1608041A Separation of diastereoisomers |
| 04/19/2005 | US6881869 Method for preparing substituted mixed alkynyl ethers |
| 04/19/2005 | US6881868 Reacting an benzaldehyde and an alkyl ester to form a chemical intermediate stereoselective, for the preparation of antihypertensive agents; hydroxylation, acylation, alkenylation, hydrogenation |
| 04/14/2005 | WO2005033075A2 Polyfluorinated compounds useful as surfactants, foam control agents and/or rheology modifiers |
| 04/14/2005 | US20050080278 Using 5-phthalancarbon nitrile as chemical intermediate; antidepressants |
| 04/13/2005 | EP1522536A1 Fluorine-containing alcohols and process for production thereof |
| 04/13/2005 | EP1358143B1 Process and intermediate compounds for the preparation of pesticidal fluoroolefin compounds |
| 04/13/2005 | CN1196666C Process for preparation of fluorinated acyl fluorides and fluorinated vinyl ethers |
| 04/12/2005 | US6878850 Catalysis using halophosphine compounds |
| 04/07/2005 | WO2005030688A2 Fluorinated arylethers and methods for use thereof |
| 04/07/2005 | US20050075518 Method for producing allyl compound, and allyl compound produced thereby |
| 04/07/2005 | US20050075517 Process for preparing perfluoropolyethers |
| 04/07/2005 | US20050072963 Liquid crystal compounds |
| 04/06/2005 | EP1519907A1 An alkoxylate mixture and its use as a cleaning agent for hard surfaces |
| 04/06/2005 | EP1519906A1 Method for producing high-purity methyl tert-butyl ether |
| 04/06/2005 | EP1009735B1 Method for producing a 1-(3-cyclopentenyloxy- 4-alkoxyphenyl)-4- oxocyclohexanecarbonitrile |
| 04/06/2005 | CN1603294A Process for preparing 2-(6'-methoxy-2'-naphthyl) allyl alcohol |
| 04/06/2005 | CN1603293A Process for preparing 4-tert-butoxy-chlorobenzene |
| 04/06/2005 | CN1195723C Method for etherifying benzyl alcohol, resulting products and applications |
| 04/06/2005 | CN1195721C Method of preparing aromatic alkyl phenol |
| 04/05/2005 | US6875894 Electrophilic activity; fluorination, alkylation to nucleophilic compounds |
| 04/05/2005 | CA2182085C Process for the separation of glycols from dimethyl terephthalate |
| 03/31/2005 | WO2005028104A1 Catalyst for dimethyl ether synthesis and its preparation methods |
| 03/31/2005 | US20050067955 Prepared, for example, by reaction of tetraphenylcyclopentadienone with 1,4-diethynyl-2,5-dimethoxybenzene; can be used as a core material for an organic electroluminescence element or other optical devices |
| 03/31/2005 | DE10340738A1 Verfahren zur Herstellung von 1,1,2,2-Tetramethoxyethan- und/oder Glyoxaldimethylacetal A process for preparing 1,1,2,2-Tetramethoxyethan- and / or glyoxal dimethyl acetal |
| 03/31/2005 | DE10340737A1 Verfahren zur destillativen Aufarbeitung eines TMOF enthaltenden Elektrolyseaustrages Method worked up by distillation of a TMOF containing Elektrolyseaustrages |
| 03/30/2005 | EP1518851A1 Process for the preparation of liquid crystalline ethers |
| 03/30/2005 | CN1602298A Synthesis of oxygen-substituted benzocycloheptenes, used as valuable intermediate products for producing tissue-selective oestrogens |
| 03/30/2005 | CN1602288A Process for producing diene compound |
| 03/30/2005 | CN1600770A Improved technique of slurry state bed for synthesizing dimethyl ether |
| 03/30/2005 | CN1600769A Technique and equipment for synthesizing dimethyl ether of methyl alcohol by using new type slurry state bed |
| 03/30/2005 | CN1600768A Method for preparing acetal or ketal |
| 03/30/2005 | CN1600767A Method for synthesizing aether from olefin and alcohol |
| 03/30/2005 | CN1600763A Variable pressure separation technique of new type slurry state bed for synthesizing dimethyl ether or methyl alcohol |
| 03/24/2005 | WO2005026105A2 Process for the synthesis of 3-(3-fluoro-4-hydroxyphenyl)-7-hydroxynaphthonitrile |
| 03/24/2005 | WO2005026093A1 Method for the production of dimethyl ether |
| 03/24/2005 | WO2005000776A3 Method and apparatus for production of alkyl aryl ether and diaryl carbonate |
| 03/24/2005 | US20050065382 Aryl-1,1,1,2,3,3-hexafluoropropyl ethers as solvent; useful for solution deposition of organic active materials in the manufacture of organic electronic devices |
| 03/24/2005 | US20050065350 Method for forming a carbon-carbon or carbon-heteroatom linkage |
| 03/24/2005 | US20050065060 cleaning solvent for electronic parts, precision machinery components; extraction solvent |
| 03/24/2005 | CA2536768A1 Process for the synthesis of 3-(3-fluoro-4-hydroxyphenyl)-7-hydroxynaphthonitrile |
| 03/23/2005 | EP1515936A1 Method for the telomerisation of non-cyclic olefins |
| 03/23/2005 | EP1515934A1 Method for producing c13-alcohol mixtures |
| 03/23/2005 | CN1599732A A process and systems for the epoxidation of an olefin |