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)
09/1999
09/14/1999US5952517 Method for preparing cleaved products from castor oil or derivatives thereof
09/14/1999US5952377 Fatty acid analogs and prodrugs
09/14/1999US5951841 Electroplating baths salts of aromatic hydroxy compounds and their use as brighteners
09/14/1999CA2023704C Process for the preparation of terpenes
09/13/1999CA2264402A1 Process for the preparation of 2-amino-4,5,3',4'-tetramethoxybenzophenone
09/12/1999CA2263625A1 A process for preparing 2,5,6-trimethyl-2-cyclohexen-1-one
09/10/1999WO1999044979A1 An aqueous method to prepare cyclopropyl methylketone from acetyl-propanol
09/10/1999WO1999044975A1 Method for distilling mixtures containing butanediol
09/10/1999WO1999044738A1 Solid acid catalyst, method for preparing the same and reaction using the same
09/09/1999DE19809493A1 Verfahren zur Destillation Butandiol-haltiger Gemische Process for the distillation of butane-containing mixtures
09/09/1999DE19808066A1 Combination of ultraviolet absorbers for stabilizing dihydroxyacetone, especially in skin tanning compositions
09/08/1999EP0940384A1 Process for the preparation of cyclopropylalkylketones
09/08/1999EP0939751A1 Macrophage lipid chemoattractant
09/08/1999EP0939750A1 Co-oxidation of h2s and saturated hydrocarbons
09/08/1999CN1228080A Novel immunotherapeutic agents and their use in production of cytokine levels
09/08/1999CN1228076A Diaryl acetylene ketones
09/08/1999CN1228075A Process for preparation of substituted 3-aryl-5-haloalkyl-pyrazoles having herbicidal activity
09/08/1999CN1228072A Process for preparing 2-aryl-substituted indenes
09/08/1999CN1227835A Process for preparing aldehydes
09/07/1999US5948946 Use of sol-gel derived porous microposite of perfluorinated ion-exchange polymer and metal oxide to isomerize terminal olefins
09/07/1999US5948318 Liquid crystal composition and liquid crystal display device
09/07/1999CA1340721C 1,4-dihydro-quinoline-and naphthyridine-3-carboxylic acid antibacterial agents
09/02/1999WO1999043649A1 Arylphenyl-substituted cyclic keto-enols
09/02/1999WO1999043646A1 Cyclohexanediole derivatives
09/02/1999WO1999043640A1 Method for the selective hydrolysis of acetals or ketals in the presence of phthalides
09/02/1999DE19809166A1 Enhancement of catalytic activity and selectivity of carbon-carbon bonding reactions in water or multiphase system
09/02/1999DE19808296A1 Verfahren zur selektiven Hydrolyse von Acetalen bzw. Ketalen in Gegenwart von Phthaliden Process for the selective hydrolysis of acetals and ketals in the presence of phthalides
09/02/1999CA2321847A1 Method for the selective hydrolysis of acetals or ketals in the presence of phthalides
09/01/1999EP0938514A1 Ordered poly(arylene vinylene) terpolymers, method for the production and the use thereof as electroluminescent materials
09/01/1999EP0938488A1 Phosphine ligands
09/01/1999EP0938463A1 Processes for the oxidation of alkanes
09/01/1999EP0938379A1 Catalyst and process for the production of aldehydes by hydroformylation of olefinically unsaturated compounds
09/01/1999EP0805792B1 Process for the production of 2-(substituted benzoyl)1,3 cyclohexanediones
09/01/1999CN1227536A Difluophenyl derivative compound, liquid composition and liquid crystal display device
09/01/1999CN1227214A 加氢甲酰化方法 Hydroformylation process
09/01/1999CN1044901C Method for preparing ultraviolet absorbent 2-hydroxy-4-n-octyl-oxy-diphenyl ketone
08/1999
08/31/1999US5945570 Catalyst and process for preparing 1,3-propanediol
08/31/1999US5945567 Fungicidal 2-methoxybenzophenones
08/31/1999US5945539 Enzyme inhibitor
08/31/1999CA2175781C Process for the production of petrochemicals
08/31/1999CA2174490C Process for the production of petrochemicals
08/31/1999CA2151778C Production of hydrogen peroxide
08/26/1999WO1999042424A1 Method for preparing aromatic ketone compounds
08/26/1999WO1999042211A1 Oxidation catalyst system and method of oxidation with the same
08/26/1999WO1999024443A3 Catalysts for asymmetric synthesis containing rigid chiral ligands
08/26/1999WO1998022435A9 Compounds useful for perhalogenoalkylation, reagent for implementing these compounds and synthesis method for obtaining these compounds
08/26/1999DE19807079A1 Production of acrolein and acrylic acid by catalytic oxidation of propane
08/25/1999EP0937701A1 Process for producing 2,2-bis (hydroxymethyl) alkanoic acid
08/25/1999EP0937699A1 Phenol tar desalting method
08/25/1999EP0937023A1 Process for the preparation of an aldehyde
08/25/1999EP0937022A1 Process to prepare a linear aldehyde
08/25/1999EP0937021A1 Production of nabumetone or precursors thereof
08/25/1999EP0937020A1 Functionalization of hydrocarbyl-containing compounds
08/25/1999EP0937018A1 Process for preparing 2-methyl-4-(2,2,3-trimethyl-cyclopent-3-en-1-yl)-but-2-en-1-ol
08/24/1999US5942272 2(3)-dihydrofarnesal used to flavor foods and in perfumes and personal care products; flowery odor
08/19/1999WO1999041259A1 Microencapsulated lewis acid
08/19/1999WO1999041220A1 Stable hyperforin salts, method for producing same and their use in the treatment of alzheimer's disease
08/19/1999WO1999041219A1 Acylating agents, acylation method with the use of the same and adamantane derivatives
08/19/1999WO1999041011A1 Metallic reactor tube with catalytic coating
08/19/1999WO1999041005A1 Method for the combinatorial production and testing of heterogeneous catalysts
08/19/1999WO1999040905A2 Use of hyperforin and hyperforin-containing extracts in the treatment and prophylaxis of dementing diseases
08/19/1999WO1999016907A3 Reagent and method for attaching target molecules to a surface
08/19/1999DE19805719A1 Array of heterogeneous catalysts, or precursors, each arranged in separate channel, used to screen for activity, selectivity or long-term stability
08/19/1999CA2320154A1 Use of hyperforin and hyperforin-containing extracts for the treatment and prophylaxis of dementia diseases
08/19/1999CA2320091A1 Stable hyperforin salts, methods of manufacturing them, and their use for the treatment of alzheimer's disease
08/18/1999EP0936208A1 Process for the preparation of 2-cycloalkenones
08/18/1999EP0935647A1 CONCENTRATED SINGLE PHASE AQUEOUS SOLUTIONS OF TETRAHYDROISO-$g(a)-ACIDS AND METHODS OF PREPARING THE SAME
08/18/1999EP0935594A1 Process for the continuous production of neopentyl glycol
08/18/1999EP0759026B1 Amide derivatives and their therapeutic use
08/18/1999EP0682662B1 Bicyclic carboxylic acid leukotriene b4 antagonists
08/18/1999CN1226251A Tertiary phosphanes containing alkylene clycol groups
08/18/1999CN1226189A Catalyst and process for production of aldehydes by hydroformylation of olefinically unsaturated compounds
08/18/1999CN1044702C Ozonide reducing method
08/17/1999US5939589 Liquid phase and gas phase, if present, fed through apparatus having orfices in reactor; higher space time yields
08/17/1999US5939581 Processes for preparing hydrocinnamic acid
08/17/1999US5939452 Benzopyran and benzo-fused compounds, their preparation and their use as leukotriene B4' (LTB4) antagonists
08/17/1999US5939351 Catalysts and catalyst carriers obtained by tableting
08/12/1999WO1999040079A1 Synthesis of dysidiolide and uses thereof
08/12/1999WO1999040055A1 Direct oxidation of cycloalkanes
08/12/1999WO1999040054A1 Process for producing a mixture containing cyclododecanone and cyclododecanol
08/12/1999WO1999040052A1 Catalyst recovery for halogen exchange reactions
08/12/1999WO1999040025A1 Novel materials useful as electrolytic solutes
08/12/1999WO1999000114A3 Biologically active 1,3-bis-aromatic-prop-2-en-1-ones, 1,3-bis-aromatic-propan-1-ones, and 1,3-bis-aromatic-prop-2-yn-1-ones
08/12/1999WO1998039099A9 Apparatus and methods for the preparation of chemical compounds
08/12/1999CA2320283A1 Catalyst recovery for halogen exchange reactions
08/12/1999CA2318788A1 Direct oxidation of cycloalkanes
08/12/1999CA2229508A1 Phenol tar desalting method
08/11/1999EP0934244A1 Method for selective preparation of a 2-hydroxybenzoic acid and a 4-hydroxybenzaldehyde and derivatives
08/11/1999EP0934241A1 Production of 6-bromo-2-methoxynaphthalene and derivatives
08/11/1999EP0934240A1 Production of 6-bromo-2-naphthol and derivatives
08/11/1999EP0934238A1 Process for preparing oxidation products from cyclohexane in counterflow
08/11/1999EP0792256B1 Aldehyde preparation process
08/11/1999EP0749408B1 Improved process for the production of beta-diketone
08/11/1999EP0566666B1 Novel glucohydrolase inhibitors useful as antidiabetic antivital and antimetastatic agents
08/11/1999CN1225624A Inhibition of matrix metalloproteases by substituted phenethyl compounds
08/11/1999CN1225618A Process for preparing alcohols and/or aldehydes from olefins
08/11/1999CN1225353A Method for synthesizing aromatic aldehyde by continuous catalytic hydrogenation of aromatic acid or aromatic ester
08/11/1999CN1044573C Catalyst granules, in particular for oxidative dehydrogenation of methanol in order to yield formaldehyde
08/10/1999US5936131 At least one aldehyde or one ketone is brought into contact with a solid hydrate of a mixed double oxide of magnesium and aluminum
08/10/1999US5936130 Complexing a rhodium compound in aqueous solution and a tertiary aryl phosphine in a solvent solution in a gaseous carbon monoxide atmosphere; separation of the phases; recovering the coomplex in the solvent phase; reuse; wastes