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)
03/2002
03/06/2002EP1184076A1 Polymer-supported lewis acid catalyst
03/06/2002EP1042066B1 Method for producing oxidic catalysts containing copper with an oxidation number greater than 0
03/06/2002EP0983223B1 Method for preparing acetophenones with a fluoralkyl-substituted aromatic nucleus
03/06/2002EP0695295B1 3-(hetero)aryl carboxylic acid derivatives, methods of preparing them and intermediates used in their preparation
03/06/2002CN1080252C Process using multistage reactors
03/05/2002US6353141 Derived from the metathesis of steam cracking c5 cut, hydroformylation to produce aldehydes; alcohols from hydrogenation, amines from amination, esters from oxidation
03/05/2002US6353140 Process for the purification of cyclopropanecarboxaldehyde
03/05/2002US6353139 Method for preparing ketones
03/05/2002US6352954 Microencapsulated lewis acid
02/2002
02/28/2002WO2002016305A1 METHOD FOR PRODUCING β KETOENOL ESTERS
02/28/2002WO2002016298A1 Gold catalyst for selective oxidation
02/28/2002WO2002016296A1 Improved hydroperoxide decomposition catalyst
02/28/2002WO2001085662A3 Method for producing aldehydes
02/28/2002WO2001083106A3 Catalysts for the oxidation of lower olefins to unsaturated aldehydes; methods of making and using the same
02/28/2002WO2001068654A3 Tubulin binding ligands and corresponding prodrug constructs
02/28/2002US20020026087 Process for preparing di-iso-butanes, di-iso-butenes and di-n-butenes from field butanes
02/28/2002US20020026083 Protective gem-diol group for crossed aldol condensations
02/28/2002US20020026082 Preparing beta-carotene; retinyl sulfide, synthesized by coupling of a diallylic sulfide with the corresponding Wittig salt.
02/28/2002US20020025906 Process for producing carbonyl or hydroxy compound
02/28/2002DE10128325A1 Hydroformylation of olefins containing saturated hydrocarbons is effected with the unreacted olefin/saturated hydrocarbon stream being purified for recycling by membrane separation
02/28/2002DE10040726A1 Cycloaliphatisch-aromatische Diphosphine und ihre Verwendung in der Katalyse Cycloaliphatic-aromatic diphosphines and their use in catalysis
02/27/2002EP1182187A1 Improved hydroformylation process with a catalyst based on cobalt and/or rhodium in a nonaqueous ionic solvent
02/27/2002EP1182184A1 Process for producing tetrafluoro benzenemethanols
02/27/2002EP1181264A1 Method for producing 2,2,4,4-tetra-substituted 1,3,5-cyclohexanetriones
02/27/2002EP0817770B1 Nonpeptides as tachykinin antagonists
02/27/2002CN1337931A Retinoid antagonists and use thereof
02/27/2002CN1337930A Hydroperoxide decomposition process
02/27/2002CN1337388A Prepn of alkyl ketene dimer
02/27/2002CN1079788C Amide derivatives and their therapeutic use
02/26/2002US6350918 Alcohol conversion
02/26/2002US6350917 α-crystal of cyclopentenone
02/26/2002US6350915 Forming a grignard reagent and reaction with acetic anhydride
02/26/2002US6350892 Trifluoromethyl ketone analogs as selective cPLA2 inhibitors
02/26/2002US6350819 Separation of the desired product from the catalyst is facilitated; hydroformylation catalyst; branches contain terminal groups derived from organophosphites, organophosphonites and/or organophosphinites.
02/26/2002US6350777 Description anti-mitotic agents which inhibit tubulin polymerization
02/21/2002WO2002014330A1 Cycloaliphatic/aromatic diphosphines and use thereof in catalysis
02/21/2002WO2002014301A1 Intermediates for use in the preparation of vitamin e
02/21/2002WO2002014255A1 Production of 3-alkylcycloalkanols
02/21/2002WO2002014254A1 Process for producing ketone by oxidative decomposition of olefin
02/21/2002WO2002014248A2 Bicyclic phosphin comprising hydroformylation catalyst and use thereof in production of oxygenated products
02/21/2002WO2001085332B1 Tubular reactor for carrying out exothermic gas phase reactions
02/21/2002US20020022749 Process for making butyraldehyde from butadiene
02/21/2002US20020022748 Process for purifying 1,1,1,5,5,5-hexafluoroacetylacetone
02/21/2002US20020022741 Metathesis syntheses of pheromones or their components
02/21/2002US20020022740 Octafluorotricyclodecane derivatives and processes for producing same
02/21/2002DE10040860A1 Katalysatorsystem zur Polymerisation von Olefinen A catalyst system for the polymerization of olefins
02/21/2002DE10040051A1 Derivate des 4-(Trifluormethyl)-phenols sowie Derivate des 4-(Trifluormethylphenyl)-2-(tetrahydropyranyl)ethers und Verfahren zu ihre Herstellung Derivatives of 4- (trifluoromethyl) phenol and derivatives of the 4- (trifluoromethylphenyl) -2- (tetrahydropyranyl) ethers and processes for their preparation
02/21/2002CA2422457A1 Intermediates for use in the preparation of vitamin e
02/20/2002EP1180509A1 Process for the recovery and purification of cyclobutanone
02/20/2002CN1336908A Method for producing acrolein by heterogeneous catalytic gas-phase partial oxidation of propene
02/20/2002CN1336357A Prepn. of diisobutane, diisobutylene and dibutylene by using petrobutane
02/20/2002CN1336331A Process of evaporating cyclohexane oxidizing waste alkali liquor
02/20/2002CN1079406C Mesoscopic organopolysiloxane particles with chemically bound metallic coompounds
02/20/2002CN1079390C Propynyl or dienyl diaromatic compounds
02/20/2002CN1079388C Method for preparing cyclohexanol and cyclohexanone
02/19/2002US6348631 Method for acylation or sulphonylation of an aromatic compound
02/19/2002US6348611 Neutral or cationic transition metal catalyst for use in hydroformylation of epoxide derivatives
02/19/2002US6348606 Reacting a polyene diacetal with a cyclic dienol ether in presence of lewis acid
02/19/2002US6348597 Intermediate p-cyclopropanoyl cumene compounds and derivatives, optionally having a 3-hydroxy group; 1-(benzoylalkyl)-4-(diphenylmethoxy)-piperidine compounds and 1-(a-hydroxybenzylalkyl)-4-(diphenylalkenyl)-piperidines
02/19/2002US6348551 Selective olefin metathesis of bifunctional or polyfunctional substrates in compressed carbon dioxide as reaction medium
02/19/2002CA2253761C Use of hydrotalcite-structure compounds in the preparation of unsaturated carbonyl-.beta.-hydroxy and/or .alpha.-.beta. compounds
02/14/2002WO2002012157A1 Novel macrocyclic ketones
02/14/2002WO2002012156A1 Process for conversion of cyclododecane-1,2-dione to cyclododecanone
02/14/2002WO2002012154A2 Catalyst system for the polymerisation of olefins
02/14/2002WO2002011883A1 CATALYST FOR AROMATIC C-O, C-N, and C-C BOND FORMATION
02/14/2002WO2001074742A3 Method for oxidizing hydrocarbons
02/14/2002WO2001007382A3 Improved metal-ligand complex catalyzed processes
02/14/2002US20020019574 Process for producing alcohols
02/14/2002US20020019568 Novel process and intermediates
02/14/2002US20020019382 Curcumin analogs with anti-tumor and anti-angiogenic properties
02/14/2002US20020018840 Bittering of beer
02/14/2002DE10038021A1 Neue makrocyclische Ketone New macrocyclic ketones
02/13/2002EP1179531A1 Intermediates for use in the preparation of vitamin E
02/13/2002EP1179523A1 Process for producing 2,2'-bis-(hydroxymethyl)alkanal and 2,2'-bis(hydroxymethyl)alkanoic acid
02/13/2002EP1179520A1 Process for the preparation of phytone and novel intermediates thereof
02/13/2002EP1179519A1 Precursors of 3-alkoxyalkanols and processes for the preparation of 3-alkoxyalkanols
02/13/2002EP1178998A1 Synthetic process for highly functionalized carbocyclic polyols and substituted sugar analogs
02/13/2002EP1178951A1 Eta 5-phospholyl complexes and eta 5-polyphospholyl complexes and their use in hydroformylation
02/13/2002EP1178945A1 Reactions using lewis acids
02/13/2002EP1025073B1 Method of heterogeneous catalyzed vapor-phase oxidation of propane to acrolein and/or acrylic acid
02/13/2002CN1335846A Pyrano, piperidino and thiopyrano compounds and methods of use
02/13/2002CN1335292A Hairyleaf peudoyingzhaosu C as one compound with antineoplastic activity and its serial analogs
02/12/2002US6346651 Oxidation of beta-isophorone with catalyst, separation from solvent, circulation and purification
02/12/2002US6346646 Oxidation of isobutylene or tert-butanol to produce oxide in the presence of catalyst
02/12/2002US6346555 Process and catalyst for preparing C2-oxygenates from synthesis gas
02/12/2002CA2085108C Manufacture of neopentyl glycol (i)
02/07/2002WO2002010228A2 Transformation of polymers to useful chemicals by oxidation
02/07/2002WO2002010178A1 Adamantyl groups containing phosphane ligands, the production and use thereof in catalytical reactions
02/07/2002WO2002010128A2 Method for production of rare carotenoids from commercially available lutein
02/07/2002WO2002010103A1 PROCESS FOR SYNTHESIS OF α,β-UNSATURATED KETONES
02/07/2002WO2002010097A1 A process for separating o- and p-substituted benzene compounds
02/07/2002WO2001083836A3 Protection of molten magnesium with a cover gas using fluorocarbons
02/07/2002US20020016512 Coupling aryl or heteroaryl chloride and aryl or heteroaryl boronic acid with polar aprotic solvent in presence of base and hetergeneous palladium catalyst
02/07/2002US20020016511 Process for producing 4,4,4-trifluoro-3-hydroxybutyric acid derivatives
02/07/2002US20020016497 Purified sulfonated organophosphorus compounds and catalysis of organic reactions therewith
02/07/2002US20020016492 Process for preparing 3-hydroxymethyl-4-(aryl or heterocyclic)-cyclopentanones
02/07/2002US20020016484 Bidentate ligand, catalyst system containing such ligand and a process for the carbonylation of ethylenically or acetylenically unsaturated compounds using such a catalyst system
02/07/2002US20020016482 Methods for manufacturing betulinic acid
02/07/2002US20020016473 Enantioselectivity of alpha,beta-unsaturated aldehydes
02/07/2002DE10121026A1 Synthesis of aldehyde, useful as intermediate for pharmaceutical and agricultural products and as flavoring agent, involves reacting carboxylic acid or its ester with hydrogen in the presence of a catalyst