Patents
Patents for C07C 45 - Preparation of compounds having co groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds (38,929)
04/2001
04/04/2001EP0944567B1 Improved method for producing phenol and acetone from cumol
04/04/2001EP0912465B1 Improved lithium and amine dissolving metal reduction
04/04/2001EP0721441B1 Halogenation reactions
04/04/2001CN1290258A Arylpiperazines having activity at the serotnin 1A receptor
04/04/2001CN1289755A Process for synthesizing methyl isobutanone
04/04/2001CN1289754A Process for synthesizing methyl isobutanone from acetone
04/04/2001CN1289753A Process for preparing ketone by dehydrogenating para-alcohol
04/04/2001CN1289752A Process for preparing aldehyde and ketone by dehydrogenating alcohol
04/04/2001CN1289635A Catalystic gas phase oxidation method
04/04/2001CN1289634A Catalystic gas phase oxidation reactor
04/03/2001US6211414 Reacting olefinically unsaturated compounds with hydrogen and carbon monoxide in presence of aqueous phase comprising rhodium and sulfonated triarylphosphines as catalyst and ethylene oxide adduct to form aldehydes
04/03/2001US6211413 Diazotizing substituted aniline with organic nitrite, nitrous acid or inorganic nitrite in presence of sulfuric acid or nitrosulfuric acid, reacting salt with aldoxime in presence of copper sulfate and hydrophobic solvent, hydrolyzing
04/03/2001US6211412 Reacting beta-keto ester with hydrogenating agent in presence of asymmetric organometallic molecular catalyst comprising metal atom having one or more chiral ligands coupled thereto, converting hydroxyester formed to epothilone precursor
04/03/2001US6211399 Pressurized chlorination and bromination of aromatic compounds
04/03/2001US6211383 Reacting the compound in a non-aqueous non-polar solvent in the presence of a transition metal salt such that the hydroxy group is dehydrated
04/03/2001US6211234 Substituted phenyl compounds
04/03/2001US6211108 Metallocene compounds and use thereof in catalysts for the polymerization of olefins
04/03/2001US6210603 Fluorine-substituted benzene derivative, liquid-crystal composition, and liquid-crystal display element
04/03/2001CA2180630C Process for the production of phenol
04/03/2001CA2026595C Process for the preparation of .beta.-hydroxy aldehydes
03/2001
03/29/2001WO2001021627A1 Hydroformylation using multidentate phosphite ligands
03/29/2001WO2001021575A1 Anti-inflammatory nitro- and thia- fatty acids
03/29/2001WO2001021568A1 Method for producing alkyl-substituted butenols
03/29/2001WO2001021567A2 Hydroformylation process utilizing multidentate phosphite ligands
03/29/2001WO2001021566A1 Process for preparing partial oxidates of lower alcohols
03/29/2001WO2001021308A1 Hydroformylation of unsaturated compounds using polymeric phosphite ligands
03/29/2001WO2001021172A1 Anti-cancer nitro- and thia-fatty acids
03/29/2001WO2000069800A3 Process for preparing ketones or aldehydes
03/29/2001DE19946367A1 Verfahren zur Bromierung organischer Verbindungen A process for the bromination of organic compounds
03/29/2001CA2389840A1 Hydroformylation process utilizing multidentate phosphite ligands
03/29/2001CA2381257A1 Hydroformylation of unsaturated compounds using polymeric phosphite ligands
03/28/2001EP1086062A1 Oxidation process in the presence of carbon dioxide
03/28/2001EP1086044A1 Method for preparing hydrazine hydrate
03/28/2001EP0970032A4 Method for preparing cleaved products from castor oil or derivatives thereof
03/28/2001CN1288882A Method for continuously preparing 3,5,5-trimethylcyclohexan-3-ene-one-(beta-isophorone)
03/28/2001CN1288782A Catalyst for synthesizing methyl isobutyl ketone with acetone and its preparation
03/27/2001US6207868 Based on chiral bidentate phosphine ligands with cyclic ring structures to restrict conformational flexibility, asymmetric synthesis of alcohols by enantioselective hydrogenation of ketones catalyzed by the chiral ligands
03/27/2001US6207716 Non-steroidal ligands for the estrogen receptor
03/27/2001US6207680 Heteroarylpiperidines and their use as antipsychotics and analgesics
03/27/2001US6207076 High elastic constant ratio, low viscosity, wide nematic phase temperature range, chemical stability
03/27/2001CA1341210C Synthesis of 1,2-dioxetanes and intermediates therefor
03/22/2001WO2001019766A1 Method for preparing acid chlorides and benzene aldehydes
03/22/2001WO2001019761A2 Asymmetric 1,4-reductions of and 1,4-additions to enoates and related systems
03/22/2001WO2001002332A3 Process for the preparation of 3,3-dimethylbutanal
03/22/2001DE19944524A1 Verfahren zur Herstellung von Alkyl-substituierten Butenolen A process for preparing alkyl-substituted butenols
03/22/2001DE10035370A1 Hydroformylation of lower olefins by reaction with carbon monoxide and hydrogen comprises two reaction steps in which fresh reactants are fed to the second reactor and partially reacted
03/21/2001EP1085003A1 High-purity 1,3-propanediol derivative solvent, process for producing the same, and use thereof
03/21/2001EP1084096A1 Method for producing cyclopentanone
03/21/2001EP1084095A1 Dewatering process
03/21/2001EP1084094A1 Method for the catalytic hydroformylation of olefins in a microemulsion
03/21/2001EP0717616B1 Process for conditioning substances
03/21/2001CN1288455A Method for prodn. of aldehydes
03/21/2001CN1287993A Process for recovery and comprehensive utilization of by-product oil from hydration method synthesis of camphor
03/21/2001CN1287879A Catalyst for oxidation of paraffine
03/21/2001CN1063419C Technology for preparation of cyclohexanol and cyclohexanone from cyclohexane
03/20/2001USRE37106 Using nickel complex catalyst
03/20/2001US6204424 Highly acidic mesoporous synergistic solid catalyst and its applications
03/20/2001US6204416 Method for the transformation of cis- and trans-cyclododecene oxide into cyclododecanone
03/20/2001US6204414 Intermediate compound (5-[2-hydroxy-5-(1-hydroxy-1-methylethyl)-2-methyl-cyclopentyl]-3-methyl-penta-2,4-dienyl) triphenylphos-phosphonium salt, for making metabolites of lycopene
03/20/2001US6203721 For grafting a substituted difluoromethyl group onto a compound containing electrophilic group
03/15/2001US20010000038 Novel intermediates useful for the preparation of antihistaminic piperidine derivatives
03/14/2001EP1083162A1 Process for the preparation of 1,3-diketones
03/14/2001EP1082295A1 Substituted 4-biarylbutyric and 5-biarylpentanoic acid derivatives as matrix metalloprotease inhibitors
03/14/2001EP1082285A1 Hydroformylation of olefins using supported bis(phosphorus) ligands
03/14/2001EP0934241B1 Production of 6-bromo-2-methoxynaphthalene and derivatives
03/14/2001EP0882007B1 Preparation of alpha-fluoroketones
03/14/2001CN1287550A High selective method of phenol and acetone production
03/14/2001CN1287110A Process for producing ketoisophorone with additives
03/14/2001CN1063168C Artificial imitation compound 1-p-hydroxyl phenyl butanone and its synthesizing method and application
03/13/2001US6201161 Adding a benzotrihalide or a benzaldehyde to mixture to react with benzaldehyde or a benzotrihalide, respectively, to form products having a greater difference in boiling point and therefore more easily separated by distillation
03/13/2001US6201159 Process for the continuous production of neopentyl glycol
03/13/2001US6201157 Method for production of phenol and acetone by decomposition of cumene hydroperoxide
03/13/2001US6201156 Method for production of aldehydes
03/13/2001US6201155 Reacting a polyene di(o,o-dialkyl acetal) with a cyclic dienol ether in the presence of a lewis or bronsted acid, hydrolyzing the reaction product under acidic conditions, and cleaving off the alcohol
03/13/2001US6200552 Photostabilized sunscreen compositions comprising dibenzoylmethane compounds
03/13/2001US6200254 Practical synthetic routes to cycloalkadienones and saturated and mono-unsaturated macrocyclic ketones with claisen rearrangement of bis allyl alcohols, ring cyclization reaction, and subsequent reduction or decarboalkoxylation
03/13/2001CA2167651C Biologically highly active bicyclic aromatic compositions; pharmaceutical and cosmetic compositions containing the same and their use
03/08/2001WO2001016237A2 Method for the continuous production of glutaraldehyde
03/08/2001WO2001016065A1 Production of dibenzosuberenone derivatives by catalytic dehydrogenation
03/08/2001WO2001016058A1 Catalyst for pauson-khand reaction
03/08/2001WO2001016057A1 Coupling reactions using palladium catalysts
03/08/2001WO2001015802A1 Catalyst having a monolayer of active metal, its preparation and its use for ketone production
03/08/2001DE19941211A1 Herstellung von Dibenzosuberenon-Derivaten durch katralytische Dehydrierung Production of dibenzosuberenone derivatives by dehydration katralytische
03/08/2001CA2348087A1 Catalyst having a monolayer of active metal, its preparation and its use for ketone production
03/07/2001EP1081131A1 Selective anti-mycobacterial preparations, method for producing the same and pharmaceutical compositions
03/07/2001EP1080784A1 A catalyst useful for oxidation of alkanes
03/07/2001EP1080781A1 Method for catalytic gas phase oxidation
03/07/2001EP1080780A1 Reactor for catalytic gas phase oxidation
03/07/2001EP1080098A1 Organometallic complexes comprising cationic heterocyclic carbenes
03/07/2001EP1080096A1 Novel furylphosphines and organometallic complexes containing them
03/07/2001EP1080062A1 Process for the preparation of 2-hydroxyalkyl halophenones
03/07/2001EP1019347A4 Method for the synthesis of taxanes
03/07/2001CN1286673A Process for preparation of neopentyl glycol
03/07/2001CN1286254A Aromatic amino ether as analgesics
03/07/2001CN1286242A Process for synthesizing pinacolone
03/07/2001CN1062853C Shikimates compounds
03/06/2001USRE37087 Insecticidal triffluormethyl alkane derivatives
03/06/2001US6198006 Catalytically rearranging dehydrolinalool in presence of molybdenum compound, dialkyl or diaryl sulfoxide and organic acid in apolar aprotic organic solvent, isolating citral from reaction mixture
03/06/2001US6198005 Treating methanol containing waste gas streams
03/06/2001US6198004 Process for hydrogenation of isoalpha acids