Patents
Patents for C07C 49 - Ketones; Ketenes; Dimeric ketenes; Ketonic chelates (22,686)
09/1999
09/30/1999WO1999048996A1 Compositions and methods for inhibiting vinyl aromatic monomer polymerization
09/30/1999WO1999048869A1 Aryl phenyl substituted cyclic ketoenols
09/30/1999WO1999048851A2 Processes for preparing intermediates
09/30/1999WO1999032225A9 Catalytic composition based on chiral ligands with molybdenum, tungsten or chromium and method for asymmetric alkylation of allylic substrates
09/30/1999DE19813354A1 Arylphenylsubstituierte cyclische Ketoenole Arylphenylsubstituierte cyclic ketoenols
09/30/1999DE19812613A1 Neue cycloaliphatische Polymerbausteine New cycloaliphatic polymer building blocks
09/30/1999CA2325402A1 Processes for preparing intermediates
09/30/1999CA2267047A1 Derivatives of phenoxy acetic acid and phenoxymethyl tetrazole having antitumor activity
09/29/1999EP0945427A1 Cycloaliphatic compounds as building units for polymers
09/29/1999EP0944570A1 5,7-difluoro-3,4-dihydro-2h-naphthalene-1-one derivatives and the use thereof in liquid crystal mixtures
09/29/1999EP0944567A1 Improved method for producing phenol and acetone from cumol
09/29/1999CN1230166A Illudin analogs useful as antitumor agents
09/29/1999CN1230165A Cyclopentenones, process for preparing same, and use thereof
09/29/1999CN1045289C Process for mfg. alkyl ketene dimer
09/28/1999US5959153 To form an alkanol and alkanone; assisted by an alcohol with 1-6 c atoms, an aldehyde with 1-6 c atoms or an organic sulphoxide
09/28/1999US5959146 Tricyclic compounds
09/28/1999US5959103 Naphthofluorene compounds, intermediates, compositions, and methods
09/28/1999US5959012 Compatibility, solubility, lower volatility, higher molecular weight
09/28/1999US5958916 Dihydronaphthalene and naphthalene compounds, intermediates, formulations, and methods
09/28/1999US5958839 Herbicidal compounds
09/28/1999US5958822 Possessing a sulfonic acid fluoride, chloride or ester group or a sulfonic acid or a salt of a sulfonic acid group at one end and respectively a hydrolyzable or hydrolyzed silane group at the other end. catalysts for alkylation, acylation,
09/28/1999US5958821 Epoxidation of an alkene using a cyclic n-hydroxyimide and a cocatalyst of a compound of a group 2a or transition metal using oxygen; catalyst selectivity; free of phospho-vanadomolybdic acid or tetraphenylporphyrintoato manganese
09/28/1999US5958376 Iodinated X-ray contrast media
09/28/1999US5958375 Urea-linked, iodinated bis phenyl compounds for X-ray contrast media
09/28/1999CA2176500C Process for preparing a chiral tetralone
09/23/1999WO1999047485A1 Process for effecting allylic oxidation using dicarboxylic acid imides and chromium reagents
09/23/1999WO1999047474A1 Coupling reactions with palladium catalysts
09/23/1999DE19813821A1 New epothilone derivatives
09/23/1999CA2321791A1 Coupling reactions with palladium catalysts
09/22/1999EP0942938A1 Supported catalyst system, method for the production and use thereof in olefin polymerization
09/21/1999US5955636 Process for producing 6-methyl-3-hepten-2-one and 6-methyl-2-heptanone analogues, and process for producing phyton or isophytol
09/21/1999US5955635 From 6-methoxy-naphthaldehyde and t-butyl acetoacetate
09/21/1999US5955005 Aqueous dispersions and their use for treating textiles
09/16/1999WO1999046322A1 Use of monohydrate zinc acetylacetonate as halogenated polymer stabiliser and preparation method
09/16/1999WO1999046230A1 Fluorescent organic compounds
09/16/1999WO1999046229A1 Method for preparing metal salts of beta-dicarbonyl compounds from metal oxides
09/16/1999DE19810671A1 Verfahren zur Herstellung von 2,5,6-Trimethyl-cyclohex-2-en-1-on Process for the preparation of 2,5,6-trimethyl-cyclohex-2-en-1-one
09/16/1999CA2322984A1 Use of monohydrate zinc acetylacetonate as halogenated polymer stabiliser and preparation method
09/15/1999EP0941987A1 Process for the preparation of 2-Amino-4,5,3',4'-tetramethoxybenzophenone
09/15/1999EP0941981A1 Cyclopentenones, process for preparing the same, and the use thereof
09/15/1999EP0941980A1 Process for the preparation of 2,5,6-trimethyl-cyclohex-2-en-1-on
09/15/1999EP0810986B1 Method for preparing nootkatone
09/15/1999EP0752980B1 Substituted phenyl compounds and processes for preparing the same
09/15/1999EP0739239B1 Sol-gel derived porous microcomposite of perfluorinated ion-exchange polymer and metal oxide
09/15/1999CN1228764A Inhibitors of oleamide hydrolase
09/15/1999CN1228759A Preparation of 5-(3-butyryl-2,4,6-trimethyl)-2-(1-(ethoxyimino) propyl)-3-hydroxycyclohex-2-en-1-one
09/15/1999CN1228758A Haphthyl compounds, intermediates, compositions and methods of use
09/15/1999CN1228757A Method for production of 'gamma', 'delta'-unsaturated ketones by reacting tertiary allyl alcohols with alkenyl alkyl ethers
09/15/1999CN1228755A Hydroperoxide decomposition process
09/14/1999US5952519 C-15 phosphonate reagent compositions for the manufacture of compounds such as canthaxanthin and methods of synthesizing the same
09/14/1999US5952517 Method for preparing cleaved products from castor oil or derivatives thereof
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
09/10/1999WO1999044738A1 Solid acid catalyst, method for preparing the same and reaction using the same
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
09/07/1999US5948946 Use of sol-gel derived porous microposite of perfluorinated ion-exchange polymer and metal oxide to isomerize terminal olefins
09/07/1999US5948933 Tropane analogs and methods for inhibition of monoamine transport
09/02/1999WO1999043649A1 Arylphenyl-substituted cyclic keto-enols
09/02/1999WO1999043645A1 24-hydroxyvitamin d derivatives
09/01/1999EP0938488A1 Phosphine ligands
09/01/1999EP0805792B1 Process for the production of 2-(substituted benzoyl)1,3 cyclohexanediones
09/01/1999EP0782564B1 Iodinated x-ray contrast media
08/1999
08/31/1999US5945567 Fungicidal 2-methoxybenzophenones
08/31/1999US5945539 Enzyme inhibitor
08/31/1999CA2069374C Synthesis of 19-nor vitamin d compounds
08/26/1999WO1999042429A1 Antitumor agents
08/26/1999WO1999042424A1 Method for preparing aromatic ketone compounds
08/26/1999WO1998022435A9 Compounds useful for perhalogenoalkylation, reagent for implementing these compounds and synthesis method for obtaining these compounds
08/25/1999EP0937699A1 Phenol tar desalting method
08/25/1999EP0937021A1 Production of nabumetone or precursors thereof
08/24/1999US5942641 Fluorenone derivatives, process for preparing the same and central or peripheral nerve degeneration repair and protective agent
08/24/1999US5942636 Process of preparing 2-alkyl-2,3-dihydro-1H-benz e!indene-1-one derivatives
08/24/1999US5942290 Molecular complex of a mono-, bis- or triacylphosphine oxide associated with an alpha-hydroxy ketone in crystalline form by way of hydrogen bonding; photographic production of relief images
08/19/1999WO1999041276A1 β-SHEET MIMETICS AND METHODS RELATING TO THE USE THEREOF
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
08/19/1999DE19806037A1 Electroluminescent polymers and copolymers of triptycene structure
08/19/1999DE19805572A1 New, stable intercalates of sensitive active agent, e.g. sunscreen, in nanoporous carrier useful as cosmetic and dermatological formulations and also in skin and hair treatment
08/19/1999CA2320091A1 Stable hyperforin salts, methods of manufacturing them, and their use for the treatment of alzheimer's disease
08/19/1999CA2319766A1 .beta.-sheet mimetics and methods relating to the use thereof
08/18/1999EP0936208A1 Process for the preparation of 2-cycloalkenones
08/18/1999EP0935597A2 Dihydropyrones with improved antiviral activity
08/18/1999EP0682662B1 Bicyclic carboxylic acid leukotriene b4 antagonists
08/17/1999CA2150870C Cosmetic sunscreens and their uses
08/17/1999CA2150867C Ultraviolet-protecting cosmeting compositions and their uses
08/12/1999WO1999040056A1 Hydroxylation activated prodrugs
08/12/1999WO1999040055A1 Direct oxidation of cycloalkanes
08/12/1999WO1999040054A1 Process for producing a mixture containing cyclododecanone and cyclododecanol
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
08/12/1999CA2318788A1 Direct oxidation of cycloalkanes
08/12/1999CA2229508A1 Phenol tar desalting method