| Patents for C07C 41 - Preparation of ethers; Preparation of compounds having groups, groups or groups (17,242) |
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| 03/29/2006 | CN1247507C Method for preparing fluoether compound |
| 03/29/2006 | CN1247506C Method and equips for manufacturing dimethyl ether with synthesis gas as raw material by using circulating gas flow bed |
| 03/29/2006 | CN1247191C Hydroxy diphenyl ether compound |
| 03/28/2006 | US7019182 receiving gas phase hydrocarbons resulting from operation of an offshore petroleum well, reacting with halides to form intermediates, then oxidizing to form liquid products, then remixing |
| 03/28/2006 | US7019178 Process for the purification of fluoromethyl hexafluoroisopropyl ether |
| 03/28/2006 | US7019177 Reacting a gaseous fluorine into the reactor containing a fluorinated carbonyl compounds and a fluorinated olefinic compounds |
| 03/23/2006 | WO2006030852A1 Process for producing aromatic ether |
| 03/22/2006 | EP1636158A1 Method for the distillative separation of a mixture containing vinyl ether and alcohol |
| 03/22/2006 | EP1636155A2 Phase transfer catalysis scrubber |
| 03/22/2006 | EP1381586B1 Process for the purification of fluoromethyl hexafluoroisopropyl ether |
| 03/22/2006 | CN1751013A Process and apparatus for the production of dimethyl ether |
| 03/22/2006 | CN1246281C Method for producing fluorine-containing compound |
| 03/21/2006 | US7015366 E.g., 1,1,2,3,3-pentafluoro,4-hydroxy,4-trifluoromethyl, 6-cyclohexyl-1,6-heptadiene; addition polymer with cyclization by the attachment of carbons # 2 and 6 which inhibits gelation; stable and high glass transition temperatues; heat resistance; ion exchange resins; membranes; films; fibers; adhesives |
| 03/21/2006 | US7015364 Process for preparing polyether polyols |
| 03/21/2006 | US7015363 Process for producing ether compound |
| 03/21/2006 | US7015255 Medium oil for slurry-bed reaction process and process of producing dimethyl ether |
| 03/21/2006 | US7014833 Process and apparatus for catalytic distillations |
| 03/16/2006 | US20060058542 Phosphine compound, its intermediate, its complex with palladium and a manufacturing method of unsaturated compounds by using the palladium complex |
| 03/15/2006 | CN1746144A Preparation of 4-bromine-3,5-dimethoxybenzoic alcohol |
| 03/15/2006 | CN1745894A Production and use for dimethyl ether by methanol dewater |
| 03/15/2006 | CN1245368C (4-(4'-trifluoromethyl)phenoxy phenyl)-hydroquinone and its synthesis method and application in polymer material |
| 03/14/2006 | US7012161 Compound, fluorine-containing polymerizable cyclic olefin compound |
| 03/09/2006 | WO2006025226A1 Polyglycerol monoethers and process for production thereof |
| 03/09/2006 | US20060052648 Reacting ethylene oxide with starter compounds selected from guerbet alcohols in the presence of double-metal cyanide compounds as catalysts; etherification; use of such ethoxylates as emulsifier, foam regulator or as wetting agents for hard surfaces |
| 03/09/2006 | US20060052647 Method for producing dimethyl ether |
| 03/09/2006 | US20060052646 Process for producing ether compounds in presence of a copper (II) salt |
| 03/09/2006 | US20060052643 reacting difluoroalkylphenyl sulfone with bases to form a (benzenesulfonyl)difluoroalkyl anion, then further reacting the anion with nucleophiles to (benzenesulfonyl)difluoroalkyl compounds used as chemical intermediates |
| 03/09/2006 | CA2578193A1 Process for telomerizing noncyclic ofefins |
| 03/09/2006 | CA2577935A1 Alkaline earth-based alkoxylation catalysts |
| 03/09/2006 | CA2576828A1 Process for telomerizing noncyclic olefins |
| 03/08/2006 | EP1381585B1 Process for the purification of fluoromethyl hexafluoroisopropyl ether |
| 03/08/2006 | EP1132366B1 Process for preparing partial oxidates of lower alcohols |
| 03/08/2006 | EP1124780B1 A process for making butyl ethers of glycols |
| 03/08/2006 | CN1244531C Process for producing 5-bromo-2-fluorobenzoic boric acid |
| 03/07/2006 | CA2162320C A process for the continuous preparation of aqueous formaldehyde solutions |
| 03/02/2006 | US20060043342 Color stabilization of hydroquinone hydroxyethyl ether products |
| 03/02/2006 | DE102005036040A1 Verfahren zur Telomerisation von nicht cyclischen Olefinen Process for telomerizing noncyclic olefins |
| 03/02/2006 | DE102005036038A1 Verfahren zur Telomerisation von nicht cyclischen Olefinen Process for telomerizing noncyclic olefins |
| 03/01/2006 | EP1630151A1 Method for producing fluorine-containing alkyl ether |
| 03/01/2006 | CN1741980A Process for preparing dimethylether from methanol |
| 03/01/2006 | CN1741852A Process for production of ethers |
| 02/28/2006 | US7005552 in which removal of catalyst residues, double metal cyanide (DMC), formed by neutralization of basic catalyst is not required prior to discharging polyol from reactor as neutralization occurs during charging of subsequent batches |
| 02/23/2006 | WO2006019399A2 Zone reactor |
| 02/23/2006 | WO2006018954A1 Method for producing dibromofluorobenzene derivative |
| 02/23/2006 | DE102005034067A1 Preparation of six membered organic compound (in trans form), useful as content materials of e.g. mesogen compounds, comprises conversion of corresponding organic compound (in cis form) with fluoride-containing compounds |
| 02/22/2006 | CN1242979C Process for producing fluorinated ester compound |
| 02/22/2006 | CN1242971C Method of producing reduced coenzyme Q10 as oily product |
| 02/22/2006 | CN1242970C Preparation for acetal solid catalyst and use thereof |
| 02/21/2006 | US7002045 Ortho ester-based surfactant, its preparation and use |
| 02/21/2006 | US7002040 Process for purifying fluoroxy compounds |
| 02/21/2006 | US7001926 Tubulin binding agents and corresponding prodrug constructs |
| 02/21/2006 | CA2239970C Process for preparing optically active compounds |
| 02/21/2006 | CA2206429C Liquid alkylated diphenylamine antioxidant |
| 02/16/2006 | WO2005104774A3 Method of preparing alkoxylation catalysts and their use in alkoxylation processes |
| 02/16/2006 | US20060036103 Process for preparing a deuterated or tritiated compound |
| 02/15/2006 | EP1625108A1 Separation of a diacetal of glyoxal by means of counter-current liquid-liquid extraction |
| 02/15/2006 | EP1625107A2 Continuous method for producing methyl vinyl ether |
| 02/15/2006 | EP1286939B1 Method for fluoromethylation of alcohols via halogenative decarboxylation |
| 02/15/2006 | EP1240126B1 Fluorine containing allylethers and higher homologs |
| 02/15/2006 | CN1733676A 4-(4-n-alkyl)phenyl-3,5(or2,3)-difluoro-1',1'-difluorobenzyl-3,4,5-trifluorophenyl ether preparation method |
| 02/15/2006 | CN1733675A Single fluorine substituted methyl ether preparation method |
| 02/15/2006 | CN1241890C Process for producing 2.7-dimethyl-2,4,6-sarohornene aldehyde mono aldehyde acetal |
| 02/15/2006 | CN1241888C Synthetic method for propylend glycol dimethyl ether |
| 02/15/2006 | CN1241837C Process for extracting alkali salt or ammonium salt of phenol, naphthol, anthranol or phenanthrol |
| 02/15/2006 | CN1241680C Apparatus and process for generating mixed multi-component vapor |
| 02/09/2006 | US20060030741 Etherification process |
| 02/08/2006 | EP1622853A1 Iodinated organic substances of low molecular mass and process for preparing them |
| 02/08/2006 | CN1732142A Method for production naphthalene derivatives |
| 02/08/2006 | CN1730452A Dphenylacetylene derivative and its preparation method and uses |
| 02/08/2006 | CN1730451A Catalyst, method and uses of dimethyl ether synthesis using coal based synthetic gas in a slurry reactor |
| 02/08/2006 | CN1730450A Dimethyl ether synthesis technology using coal based synthetic gas in slurry reactor |
| 02/08/2006 | CN1240703C Organometallic building material and method for producing the same |
| 02/08/2006 | CN1240656C Method for gas catalytic synthesis of para-methyl methyl phenate |
| 02/08/2006 | CN1240655C Method for gas-phase synthesis of meta-methyl methyl phenate |
| 02/07/2006 | US6994804 by using phosphite compounds containing the bis-cyclic structure of spiro phosphites, both rings being attached to the same tertiary carbon atom in the phosphite molecule; protect against discoloration for prolonged usage |
| 02/07/2006 | US6994799 Mixtures; one step |
| 02/02/2006 | US20060025636 3',9'-dimethoxy-5'-hydroxyspiro[(1H-cyclopent[d,e,f]phenanthrene)-1,7'-benzo[c]fluorene] is produced by protecting a hydroxyl group bonded to a particular fluorenone compound then reacted with a 1-lithiophenanthrene; useful as a starting material for producing the photochromic compounds. |
| 02/02/2006 | US20060025615 Dehalogenation, carboxylation, decarboxylation, salt formation, desalting, oxidative desulfurization, fluorination, acidification, protonation, deprotonation, bromination |
| 02/01/2006 | EP1621557A2 Fluoroelastomers |
| 02/01/2006 | CN1239465C Prepn process of substituted benzene |
| 02/01/2006 | CN1239454C Method for continuous preparing aldehyde acetal |
| 02/01/2006 | CN1239249C Melt reduction iron-smelting dimethyl ether production and power generation combined production method and installation |
| 01/31/2006 | US6992226 Single-stage method for producing toluene derivatives |
| 01/31/2006 | US6992199 Method for sulphonylating a hydroxylated organic compound |
| 01/26/2006 | WO2006009857A1 Process for preparation of polytrimethylene ether glycols |
| 01/26/2006 | WO2006009167A1 Method for producing ethers |
| 01/26/2006 | US20060019822 Prepared by crosslinking a homogenized an addition polymer containing units from an unsaturated aryl-containing glycidyl ether or ester and an unsaturated alcohol or carboxylic acid and a zero-valent Pd compound to physically deposit the Pd compound on the polymer; oxidizing alcohols to aldehydes |
| 01/26/2006 | CA2565353A1 Process for preparation of polytrimethylene ether glycols |
| 01/25/2006 | EP1296912B1 Process for the preparation of (r)-2-alkyl-3-phenyl-1-propanols |
| 01/25/2006 | EP1097158B1 Ligands for metals and metal-catalyzed processes |
| 01/25/2006 | CN1726177A Method of preparing di(ketene acetals) |
| 01/25/2006 | CN1724498A Production method of 2,6-dimethoxynaphthalene |
| 01/25/2006 | CN1724496A Separation method of iso propyl ether |
| 01/25/2006 | CN1238319C Single-step method for producing toluene derivatives |
| 01/25/2006 | CN1238318C Process for separating glycol mono methyl ether, isopropyl alcohol and water combined by extracting and azeotropy |
| 01/25/2006 | CN1238317C Continuous process for preparation of polytrimethylene ether glycol |
| 01/24/2006 | US6989467 Microwave induced process for the preparation of substituted 4-vinylphenols |
| 01/19/2006 | US20060014985 Oxidizing cumene to cumene hydroperoxide in a liquid phase in the presence of an oxidizing agent and of a basic pyridinic resin, the basic resin not releasing inorganic cations to the reaction environment; drastic reduction of dimethylphenolcarbinol byproduct; catalyst does not require a regeneration |
| 01/19/2006 | DE10209583B4 Verfahren zur Herstellung von 4-(6-Bromhexyloxy)-butylbenzol A process for preparing 4- (6-bromohexyloxy) -butylbenzene |
| 01/18/2006 | EP1616849A2 Process for the preparation of fluorine containing vinyl ethers |