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| Number | Title | Issue Date |
| 7453013 | Catalytic method for the production of carbonyl compounds The invention relates to a catalytic method for the production of aliphatic and aromatic carbonyl compounds with at least one aldehyde or ketone function, whereby said compounds can also comprise at least one aldehyde and ketone function. A starting material compris... | 11/18/2008 |
| 7351867 | Catalyst system for aerobic oxidation of primary and secondary alcohols The present invention relates to a process of oxidation of alcohols selectively to aldehydes or ketones with molecular oxygen using a TEMPO based catalyst, Fe-bipyridyl or Fe-phenantroline co-catalyst and N-bromosuccinimide promoter in acetic acid solvent. The oxida... | 04/01/2008 |
| 7273954 | Catalytic method for the production of carbonyl compounds The invention relates to a catalytic method for the production of aliphatic and aromatic carbonyl compounds with at least one aldehyde or ketone function, whereby said compounds can also comprise at least one aldehyde and ketone function. A starting material compris... | 09/25/2007 |
| 7235699 | Alkoxy-substituted indanes and the production thereof The present invention relates to alkoxy-substituted indanes, their preparation and use and to the preparation and use of the corresponding alkoxy-substituted indanones. ... | 06/26/2007 |
| 7166754 | Methods and compositions for enantioselective oxidation reactions This invention provides methods and catalyst systems for catalyzing enantioselective oxidation reactions, including cyclization reactions and enantioselective oxidation reactions of secondary alcohols and other similarly reactive organic substrates. Use of the metho... | 01/23/2007 |
| 7148384 | Preparation of fluorinated acetophenones The invention relates to a process for preparing fluorinated acetophenones from fluorinated aryl compounds in the presence of N-hydroxyphthalimide and the use thereof. ... | 12/12/2006 |
| 7138035 | Process for the selective modification of carbohydrates by peroxidase catalyzed oxidation The present invention relates to an environmentally friendly process for the selective oxidation of carbohydrates. The process comprises the addition of a hydroperoxide, including hydrogen peroxide, to a carbohydrate having primary alcohol groups, particularly inclu... | 11/21/2006 |
| 7094724 | Catalytic solid supported on calcined hydrotalcite for olefinic polymerisation Catalyst solid for olefin polymerization comprising A) at least one calcined hydrotalcite and B) at least one organic transition metal compound, and also a catalyst system comprising the catalyst solid, the use of the catalyst sol... | 08/22/2006 |
| 7094925 | Oxidation of alkyl-aromatic compounds A process for the oxidation of an alkyl-aromatic compound, wherein the aromatic compound is admixed with an oxidising agent or sulfur compound in the presence of an ionic liquid is described. In this process, air, dioxygen, peroxide, superoxide, any other form of ac... | 08/22/2006 |
| 7045667 | Process for producing cycloalkanol and/or cycloalkanone A process for producing a cycloalkanol and/or a cycloalkanone is provided, the process comprising the step of oxidizing cycloalkane with molecular oxygen in the presence of a mixture of metal oxides and/or a composite metal oxide, each containing cerium and zirconiu... | 05/16/2006 |
| 6946579 | Arylpiperazines having activity at the serotonin 1A receptor A series of aryl piperazine compounds are effective pharmaceuticals for the treatment of conditions related to or affected by the serotonin 1A receptor; the compounds are particularly effective antagonists at that receptor, and are particularly useful for... | 09/20/2005 |
| 6828463 | Process for the preparation of carbonyl compounds with a carbonyl group attached to the aromatic ring The present invention relates to a process for the preparation of aromatic carbonyl compound with carbonyl group attached to its aromatic ring, particularly relates to a process for the preparation of aromatic carbonyl compound with carbonyl group attached to its ar... | 12/07/2004 |
| 6790997 | Preparation of carbonyl compounds from alcohols The invention relates to a process for the preparation of carbonyl compounds by the oxidation of alcohols in the presence of osmium compounds as catalysts in water or a solvent mixture containing water. ... | 09/14/2004 |
| 6680385 | Catalytic preparation of aryl methyl ketones using a molecular oxygen-containing gas as the oxidant A method for the preparation of aryl methyl ketones converts a variety of ethyl arenas to the corresponding aryl methyl ketones using a dioxygen-containing gas as the oxidant. The catalyst used for the reaction is a metal complex bearing general formulas ... | 01/20/2004 |
| 6670509 | Conversion of organic substrates to oxygenates or olefins using a bicyclo imide promoter A process for oxygenating organic substrates such as aliphatic hydrocarbons has been developed. The process involves contacting the organic substrate with oxygen in the presence of a bicyclo imide promoter and a metal co-catalyst. The process is preferabl... | 12/30/2003 |
| 6486357 | Catalytic oxidation of alcohols using manganese oxides A method of oxidizing an organic alcohol, wherein the organic alcohol is contacted with a stoichiometric excess of oxygen in the presence of an effective catalytic amount of a maganese-containing octahedral molecular sieve or octahedral layer. Primary alc... | 11/26/2002 |
| 6479705 | Process for preparing ketone, alcohol and hydroperoxide A process for preparing a ketone, an alcohol and/or a hydroperoxide is provided by reacting a hydrocarbon with molecular oxygen in the presence of a cyclic N-hydroxyimide and a compound of a transition metal, in which an oxygen-containing gas is supplied ... | 11/12/2002 |
| 6410797 | Process for the production of ketoisophorone derivatives and equipment therefor In the presence of an oxidizing catalyst, a ଲ-isophorone derivative of the following formula (1) is oxidized in a solvent substantially from acid components (organic carboxylic acids) to form a ketoisophorone derivative of the following formula (2).... | 06/25/2002 |
| 6350916 | Selective oxidation of alcohols to aldehydes or ketones Alcohols are oxidized to their corresponding ketone or aldehyde using an aryl chloride oxidant and a metal-ligand complex or metal/ligand composition. This reaction is particularly applicable to aromatic alcohols and cyclic and bicyclic aliphatic alcohols... | 02/26/2002 |
| 6326520 | Optically active compound and method for producing same The invention relates to a method for producing a novel optically active compound represented by the general formula [IV]. This method includes the step of reacting a vinyl ether with a halogenated acetaldehyde in the presence of an optically active binap... | 12/04/2001 |
| 6316676 | Process for the preparation of -diketones from ketols or ketals from ketols The process for the preparation of carbonyl compounds of the formula I ##STR1## where R1 and R2 are a hydrocarbon radical, or R1 and R2 together are an unsubstituted or substituted alkylene group, and X is .dbd.O or ... | 11/13/2001 |
| 6300521 | Process for preparing oxoisophorone The present invention relates to a process for preparing 3,5, 5-trimethylcyclohex -2-ene-1,4-dione (oxoisophorone; OIP) by oxidation of 3,5,5-trimethylcyclohex-3-en-1-one (ଲ-isophorone, ଲ-IP) with molecular oxygen in the presence of a solvent,... | 10/09/2001 |
| 6297404 | Process for preparing oxoisophorone using additives The present invention relates to a process for preparing 3,5,5-trimethylcyclohex-2-ene-1,4-dione (oxoisophorone; OIP) by oxidation of 3,5,5-trimethylcyclohex-3-en-1-one (ଲ-isophorone, ଲ-IP) with molecular oxygen in the presence of a solvent, o... | 10/02/2001 |
| 6297403 | Process for the preparation of aldehydes and ketones A process for the preparation of vinyl, alkynyl, aryl or heteroaryl aldehydes or vinyl, alkynyl, aryl or heteraoryl ketones includes reacting vinyl-, alkynyl-, aryl- and heteroarylmethyl and -methylene compounds with the aid of a mediator and an oxidant, ... | 10/02/2001 |
| 6281382 | Palladium phenanthroline acetate catalyst and a method of oxidizing side-chains of alkylbenzenes with catalyst The method of oxidizing the alkyl groups of alkylbenzenes using palladium phenanthroline acetate or a palladium acetate with modified phenanthroline ligand catalyst. The palladium acetate catalyst with modified phenanthroline has the following formula: ... | 08/28/2001 |
| 6252121 | Metal-ligand complex catalyzed processes This invention relates to a process for separating one or more cyclic products from a reaction product fluid comprising one or more cyclic reactants, a metal-organophosphorus ligand complex catalyst, optionally free organophosphorus ligand, a non-polar so... | 06/26/2001 |
| 6242653 | Process for the preparation of -diketones from ketols or ketals from ketols The process for the preparation of carbonyl compounds of the formula I ##STR1## where R1 and R2 are a hydrocarbon radical, or R1 and R2 together are an unsubstituted or substituted alkylene group, and X is=O or two a... | 06/05/2001 |
| 6169213 | Process for the preparation of heteroaryl aldehydes and heteroaryl ketones Process for the preparation of heteroaryl aldehydes or heteroaryl ketones by reaction with heteroarylmethanols with the aid of a mediator and an oxidant, wherein the mediator is selected from the group of the aliphatic, cycloaliphatic, heterocyclic or aro... | 01/02/2001 |
| 6069282 | Process for the preparation of aldehydes and ketones A process for the preparation of vinyl, alkynyl or aryl aldehydes or vinyl, alkynyl or aryl ketones by reaction of vinyl-, alkynyl- or aryl- methanols with the aid of a mediator and an oxidant, wherein the mediator is selected from the group of the alipha... | 05/30/2000 |
| 6037501 | Process for producing fluorene or its derivatives By subjecting an aromatic compound of the formula (I), which is an inexpensive raw material, to a vapor-phase intramolecular cyclodehydrogenation reaction, fluorenes of the formula (II) can be obtained industrially advantageously in a high yield. Fluorene... | 03/14/2000 |
| 6023000 | Process for the preparation of aldehydes and ketones A process for the preparation of vinyl, alkynyl or aryl aldehydes or vinyl, alkynyl or aryl ketones includes reacting vinyl-, alkynyl- and aryl- and -methylene compounds with the aid of a mediator and an oxidant, wherein the mediator is selected from the ... | 02/08/2000 |
| 5990357 | Process for the oxidation of isoalkylaromatic hydrocarbons, and catalyst for the execution of the process In a process for the catalytic oxidation of isoalkylaromatic hydrocarbons into ketones, alcohols and peroxides the isoalkyl- aromatic hydrocarbons in fluid phase at a temperature of 60 to 120° C. are oxidized by oxygen in the presence of a catalyst of me... | 11/23/1999 |
| 5912388 | Preparation of aldehydes or ketones from alcohols A process for preparing an aldehyde or ketone comprising reacting a primary or secondary alcohol with oxygen in the presence of a base, a catalytic amount of a copper salt and a suitable lignad under anhydrous conditions.... | 06/15/1999 |
| 5773635 | Preparation of polyenecarbonyl compounds having a high content of the all-E isomer, and of their acetals or ketals A process for preparing polyenecarbonyl compounds having a high all-E content and their acetals or ketals by aldol condensation or Horner-Emmons reaction comprises carrying out the reaction, for the purposes of the preferred formation of a double bond of ... | 06/30/1998 |
| 5563297 | Intermediates for the preparation of vitamin A and carotenoids and process for their preparation The present invention relates to novel intermediates for the preparation of vitamin A and carotenoids, corresponding to the following formula (I): ##STR1## in which X is a carbon atom; n is equal to 1 or 2; R1, R2 and R3 | 10/08/1996 |
| 5453521 | Process for obtaining 10-deacetylbaccatin III Process for producing 10-deacetylbaccatin III from the various parts of the yew (Taxus sp.) by extraction and selective crystallization from a methanolic extract of the plant mass.... | 09/26/1995 |
| 5426237 | Process for producing alcohols and ketones The present invention provides a process for the oxidation of straight-chain, branched-chain or cyclic alkanes of 1-20 carbon atoms and benzene derivatives represented by the following formulas (1)-(2). The alcohols and ketones obtained by the oxidation o... | 06/20/1995 |
| 5254326 | Production of hydrogen peroxide Hydrogen peroxide is produced by liquid phase molecular oxidation of methyl benzyl alcohol in an oxidation zone, product hydrogen peroxide being recovered as vapor from the oxidation zone.... | 10/19/1993 |
| 5233092 | Diphosphonate compounds, their preparation and application The invention relates to a new compound of the formular (1): ##STR1## wherein m1 =0, 1 or 2, m2 =0, 1 or 2, m1 and m2 are not to be simultaneously 0 or simultaneously 2; n1 =2-m1, n | 08/03/1993 |
| 5214168 | Integrated process for epoxide production Epoxides are produced by an integrated process involving air oxidation of an aryl-substituted secondary alcohol, epoxidation of an olefin by the secondary alcohol oxidation product in the presence of a titanium silicalite catalyst, and generation of the s... | 05/25/1993 |
