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)
10/2002
10/30/2002CN1376534A Multi tubular reactor of solid bed and using method thereof
10/30/2002CN1093525C Process for separating oxidation reaction product and oxidation catalyst
10/29/2002US6472572 Integrated process for synthesizing alcohols and ethers from alkanes
10/29/2002US6472565 Two phase hydroformylation of olefins or olefinically unsaturated compounds in presence of ammonium salt of sulfonated or carboxylated triester of phosphorous acid; high yield; little or no loss of rhodium catalyst
10/29/2002US6471928 Aqueous formaldehyde solutions with a low tetroxane content
10/24/2002WO2002083695A1 Ligands for pnicogen chelate complexes with a metal of subgroup viii and use of the complexes as catalysts for hydroformylation, carbonylation, hydrocyanation or hydrogenation
10/24/2002WO2002083625A1 Ferulic acid dimers and their pharmaceutically acceptable salts, their preparation and use thereof for treating dementia
10/24/2002WO2002083618A1 Continuous hydroformylation process for forming an aldehyde
10/24/2002WO2002083617A1 Continuous process for producing an aldehyde
10/24/2002WO2002083615A1 Method for producing acrylic acid by heterogeneously catalyzed gas phase oxidation of propene with molecular oxygen in a reaction zone
10/24/2002WO2002083614A1 Novel polyhydroxy curcumins having antioxidant activity
10/24/2002WO2002083613A1 Continuous hydroformylation process
10/24/2002WO2002083605A1 Continuous hydroformylation process
10/24/2002WO2002083604A1 Continuous hydroformylation process for producing an aldehyde
10/24/2002US20020156302 Synthesis of coenzyme Q10, ubiquinone
10/24/2002US20020156295 Coordination catalyst containing ligand
10/24/2002US20020156289 Synthesis of epothilones
10/24/2002US20020153240 Microwave assisted rapid and economical process for the preparation of substituted phenylaldehydes from trans and cis-phenylpropenes: a commercial utilisation of toxic cis-isomer
10/24/2002DE10119933A1 Production of acrolein or acrylic acid involves absorption of propane and propene from a gas mixture followed by desorption and oxidation, with no catalytic dehydrogenation of propane and no added oxygen
10/24/2002DE10118814A1 Production of acrolein or acrylic acid involves absorption of propane and propene from a gas mixture followed by desorption and oxidation, with no catalytic dehydrogenation of propane and no added oxygen
10/23/2002EP1250304A1 Method for the separation of formaldehyde from a reaction mixture containing polyols by the addition of solvents before and/or during the distillation
10/23/2002EP1250303A1 Method for preparing alpha-halogenated ketones
10/23/2002EP1250302A1 Method for producing carboxylic acids by alcohol oxidation
10/23/2002EP1250301A1 Method for producing trimethylol alkanes
10/23/2002EP1250300A1 Alkylation process
10/23/2002EP1064243B1 Coupling reactions with palladium catalysts
10/23/2002EP1000003B1 Hydrogenolysis of glycerol
10/23/2002CN1376140A Process for separating o-and P-substituted benzene compounds
10/23/2002CN1093119C Process for producing 1,3-di-(2-hydroperoxy-2-propyl) benzene
10/23/2002CN1093112C Method for synthesizing pyroracemic aldehyde by catalytic oxidation of 1,2-propylene glycol
10/23/2002CN1093109C Hydroperoxide decomposition process
10/23/2002CN1093108C Method for preparing aromatic carboxylic acids, aromatic aldehydes, and aroamtic alcohols
10/22/2002US6469224 Reacting a phosphazenium compound with a halogenated aromatic compounds, especially chlorinated aromatic compounds
10/22/2002US6469216 Process for hydroformylation using a catalyst based on cobalt and/or rhodium employed in a two-phase medium
10/22/2002US6469215 Process for the production of an intermediate mixture of β-isophorone epoxide and its isomer 4-hydroxyisophorone (HIP)
10/22/2002US6469184 Coupling a cyclopentenone with a cyclic carbonyl ylide dipole
10/22/2002US6468949 Cyclohexenyl cyclopropyl ketone
10/22/2002US6468487 Nitration or carboxylation catalysts
10/22/2002US6468414 Oxidation of cerium iii to iv or chromium iii to vi in solution; heat evaporation followed by precipitation filtration to remove volatile and nonvolatile impurities respectively
10/22/2002CA2072534C Manufacture of neopentyl glycol (iii)
10/21/2002WO2001068743A2 Porous polymer/carrier solid phase reactants, method for producing same and the use thereof
10/21/2002CA2406787A1 Porous polymer/carrier solid phase reactants, method for producing same and the use thereof
10/17/2002WO2002081434A1 Derivatives of benzoylcyclohexanedione and their use as herbicides
10/17/2002WO2002081422A1 Method and device for the two-step production of acrylic acid
10/17/2002WO2002081418A2 2,4'-substituted 6-cyclohexyl-trans-decalines
10/17/2002WO2002081414A2 Supercritical hydrogenation
10/17/2002WO2002081063A1 Method for eliminating metal halides that are present in a liquid or gaseous, organic or non-organic effluent
10/17/2002WO2002057261A3 Diaminothiazoles and their use as inhibitors of cyclin-dependent kinase
10/17/2002US20020151754 Process for the preparation of polyols
10/17/2002US20020151735 Such as (S)-ps-ortho-Bis(bis(dimethylamino)phosphino)-(2.2)-p-cyclophane; useful as chemical intermediates for transition metal-catalysed asymmetric hydrogenation reactions
10/17/2002US20020151554 Cyclin-dependent kinase inhibitors such as (4-Amino-2-((4-(4-methyl-1-piperazinyl)phenyl)amino)-5-thiazolyl) (2,3-dihydro-1,4-benzodioxin-6-yl)methanone for treatment of breast, lung, colon, and prostate cancer/tumors
10/17/2002US20020151436 Doped with iron, noble metals or other metals for use as hydrogenation catalysts
10/17/2002DE10117503A1 Derivate von Benzoylcyclohexandionen und ihre Verwendung als Herbizide Derivatives of benzoylcyclohexanediones and their use as herbicides
10/17/2002CA2442926A1 Supercritical hydrogenation
10/16/2002EP1249447A1 Intermediate for the production of 1-[2-dimethylamino-1-(4-methoxyphenyl)-ethyl]-cyclohexanol
10/16/2002EP1249445A1 Continuous process for producing an aldehyde
10/16/2002EP1249444A1 Continuous hydroformylation process for forming an aldehyde
10/16/2002EP1249442A1 Novel arylpropionaldehyde derivatives and production and use of the same
10/16/2002EP1249441A1 Continuous hydroformylation process
10/16/2002EP1249439A1 Continuous hydroformylation process
10/16/2002EP1249438A1 Continuous hydroformylation process for producing an aldehyde
10/16/2002EP1248766A2 Methods for manufacturing betulinic acid
10/16/2002EP1248759A1 Method for production of phenol and acetone by decomposition of cumene hydroperoxide
10/16/2002EP0960086B1 Recovery of a secondary ethylene stream from an ethylene purification process
10/16/2002EP0542136B1 1-[(1,4-benzodioxanyl)alkyl]-4-(heteroaryl) piperidines, piperazines and pyrrolidines as antipsychotic agents
10/16/2002CN1374965A Hydroformylation using multidentate phosphite ligands
10/16/2002CN1374935A Hydroformylation process utilizing multidentate phosphite ligands
10/16/2002CN1374886A Hydroformylation of unsaturated compounds using polymeric phosphite ligands
10/16/2002CN1374287A Process for producing 2.7-dimethyl-2,4,6-sarohornene aldehyde mono aldehyde acetal
10/16/2002CN1092514C Photostable screening composition comprising dibenzoylmethane derivative and polysaccharide alkyl ether, and ue thereof
10/15/2002US6465699 Integrated process for synthesizing alcohols, ethers, and olefins from alkanes
10/15/2002US6465696 Synthesizing diethyl ether, ethanol, and ethyl acetate by reacting br2 with ethane forming bromoethane and hbr; reacting with metal oxide to form product; converting metal bromide formed to original oxide and br2; recycling
10/15/2002US6465694 Method for preparation of polyethylene glycol aldehyde derivatives
10/15/2002US6465664 Asymmetric 1,4-reductions of and 1,4-additions to enoates and related systems
10/15/2002US6465643 Aminophosphonium compounds
10/15/2002US6465178 Reagent for covalent attachment of nucleic acids onto the surface of the substrate, comprising a polymer backbone having pendant thermochemically reactive groups; making activated slides for use in microarrays
10/15/2002US6464954 Method for hydrogenating an anthraquinone compound
10/15/2002US6464895 Reagent and process which are useful for grafting a substituted difluoromethyl group onto a compound containing at least one electrophilic function
10/10/2002WO2002079339A2 Metal catalyzed reactions
10/10/2002WO2002079132A1 Microwave assisted process for the preparation of substituted phenylaldehydes from trans and cis-phenylpropenes
10/10/2002WO2002079127A1 Selective ring-opening cross-metathesis of cycloolefins
10/10/2002WO2002079126A1 Cross-metathesis reaction of functionalized and substituted olefins using group 8 transition metal carbene complexes as metathesis catalysts
10/10/2002WO2002079123A2 Method and apparatus for the preparation of aldehydes
10/10/2002WO2002078842A1 A novel catalytic formulation and its preparation
10/10/2002WO2002078841A1 Catalyst for dehydrogenation of cyclohexanol and method for preparation thereof
10/10/2002WO2002078447A1 Preparation of ketones from aldehydes
10/10/2002US20020147367 Catalytic compositions and methods for asymmetric aldol reactions
10/10/2002US20020147347 Aromatic methylidene compounds, aromatic aldehyde compounds and methylstyryl compounds used to prepare the methylidene compounds, and methods for preparing these compounds
10/10/2002US20020147212 Azabicyclic amine derivatives and their use as therapeutic agents
10/10/2002DE10215356A1 Preparation of olefin 1-hydro-2-carbo addition products, useful e.g. in hydroformylation, by reaction in presence of metal catalyst that includes phosphirane ligand
10/10/2002DE10117678A1 Verfahren und Vorrichtung zur zweistufigen Herstellung von Acrylsäure Method and apparatus for two-stage production of acrylic acid
10/10/2002DE10117559A1 2,4'-substituierte 6-Cyclohexyl-trans-Dekaline 2,4'-substituted 6-cyclohexyl-trans-decalins
10/10/2002CA2442636A1 Selective ring-opening cross-metathesis of cycloolefins
10/10/2002CA2442368A1 Cross-metathesis reaction of functionalized and substituted olefins using group 8 transition metal carbene complexes as metathesis catalysts
10/10/2002CA2440165A1 Method and apparatus for the preparation of aldehydes
10/10/2002CA2440164A1 Preparation of ketones from aldehydes
10/10/2002CA2381334A1 Novel intermediate and processes for its preparation and conversion into a pharmacologically-active agent
10/09/2002EP1247797A2 Cycloalkanone Derivates
10/09/2002EP1247796A2 Photoisomerizable compounds
10/09/2002EP1246789A1 Racemic and optically pure metabolites of sibutramine, their preparation, compositions comprising them and their use as dopamine reuptake inhibitors