Class / Patent application number | Description | Number of patent applications / Date published |
549078000 | Chalcogen attached indirectly to the hetero ring by nonionic bonding | 14 |
20080319208 | Method for Production of Optically Active (1S)-3-Chloro-1-(2-Thienyl)-Propan-1-Ol - A process for preparing optically active (1S)-3-chloro-1-(2-thienyl)propan-1-ol of the formula I | 12-25-2008 |
20090054667 | Transition metal catalyzed cross-coupling of 1-halo-1-haloalkene compounds - Methods for introducing a 1-halo-1-haloalkene compound onto an aromatic or heteroaromatic ring are provided, including processes for the production of certain 1-halovinyl aryl or heteroaryl derivatives in which the 1-halovinyl group is either 1-fluoro or 1-chlorovinyl and the aromatic species phenyl or thiophene, the processes including coupling an arylmagnesium species with a dihalo olefin in the presence of a nickel or iron catalyst. | 02-26-2009 |
20090247771 | PROCESS FOR OBTAINING ENANTIOMERS OF DULOXETINE PRECURSORS - The present invention is directed to a process for the preparation of an enantiomerically enriched compound of formula II | 10-01-2009 |
20090253919 | Chiral thiourea compounds and process for enantioselective reduction of ketones - Chiral thioureas are effective catalysts for the borane reduction of prochiral ketones to optically active alcohols. A prochiral ketone may be reduced to an optically active alcohol in the presence of a substantially sub-stoichiometric amount of chiral thiourea. The asymmetric thiourea compound of the present invention may be produced according to a production method described herein. | 10-08-2009 |
20100063303 | THERAPEUTIC COMPOUNDS - Compound having the formula below are disclosed herein: formula (I). Therapeutic methods, compositions, and medicaments related thereto are also disclosed. | 03-11-2010 |
20100305337 | Use Of The PIGD Protein For Catalyzing 1,4-Additions Of 2-Oxoalkanoates To Alpha, Beta-Unsaturated Ketones - The present invention relates to the preparation of compounds of the general formula II | 12-02-2010 |
20120172606 | SULFONIUM COMPOUND, PHOTO-ACID GENERATOR, AND METHOD FOR MANUFACTURING THE SAME - A sulfonium compound represented by formula (1), a photo-acid generator, and a method for producing a sulfonium compound are provided: | 07-05-2012 |
20130217895 | CATALYST FOR ASYMMETRIC HYDROGENATION AND METHOD FOR MANUFACTURING OPTICALLY ACTIVE CARBONYL COMPOUND USING THE SAME - The present invention provides a catalyst used for manufacturing an optically active carbonyl compound by selective asymmetric hydrogenation of an α, β-unsaturated carbonyl compound, which is insoluble in a reaction mixture, and a method for manufacturing the corresponding optically active carbonyl compound. Particularly, the invention provides a catalyst for obtaining an optically active citronellal useful as a flavor or fragrance, by selective asymmetric hydrogenation of citral, geranial or neral. The invention relates to a catalyst for asymmetric hydrogenation of an α, β-unsaturated carbonyl compound, which comprises: a powder of at least one metal selected from metals belonging to Group 8 to Group 10 of the Periodic Table, or a metal-supported substance in which the at least one metal is supported on a support; an optically active cyclic nitrogen-containing compound; and an acid, and also relates to a method for manufacturing an optically active carbonyl compound using the same. | 08-22-2013 |
20150291550 | MONOMER FOR BINDING NANO-METAL, CONDUCTIVE POLYMER COMPOSITE AND METHOD OF PREPARING THE CONDUCTIVE POLYMER COMPOSITE - Disclosed herein is a monomer for binding nano-metal, which is useful for the preparation of a conductor having increased conductivity with ensuring flexibility and transparency. Polymerization of the monomer for binding nano-metal provides a conductive polymer composite including a nano-metal rod. A method of preparing the conductive polymer composite is also provided. | 10-15-2015 |
549079000 | The chalcogen, X, is part of a -C(=X)X- group, wherein the X's are the same or diverse chalcogens | 5 |
20080242876 | Process For the Manufacture of Substituted Propionic Acids - The invention concerns a process for the manufacture of substituted propionic acids comprising providing a substrate of formula (I): And subjecting the substrate to enantioselective hydrogenation under enantioselective hydrogenation conditions in the presence of an enantioselective hydrogenation catalyst comprising a catalyst ligand having a metallocene group with a chiral phosphorus or arsenic substituent to provide in enantiomeric excess a product of formula (II): or its enantiomer or if applicable its diastereomer. | 10-02-2008 |
20120283449 | METHOD FOR CARRYING OUT SEQUENTIAL REACTIONS USING A HEATING MEDIUM HEATED BY MEANS OF INDUCTION - A method for performing at least two successive chemical reactions to produce a target compound from at least one first, and at least one second and/or a further reactant, comprising a first reaction and a further reaction in a reaction medium, the reaction medium in contact with a solid heating medium heated by electromagnetic induction and which is located inside the reactor and surrounded by the reaction medium, and the heating medium being heated by electromagnetic induction with the aid of an inductor, an intermediate compound being formed in a first reaction, from which the target compound forms in a further reaction, and at least one reactant, not present in the reactor before the first reaction, being added between the first and the further reaction, and the target compound being separated from the heating medium. | 11-08-2012 |
20140155632 | PROCESS FOR PREPARING ARYL- AND HETEROARYLACETIC ACID DERIVATIVES - The invention relates to a process for preparing aryl- and heteroarylacetic acids and derivatives thereof by reaction of aryl or heteroaryl halides with malonic diesters in the presence of a palladium catalyst, of one or more bases and optionally of a phase transfer catalyst. This process enables the preparation of a multitude of functionalized aryl- and heteroarylacetic acids and derivatives thereof, especially also the preparation of arylacetic acids with sterically demanding substituents. | 06-05-2014 |
20140330026 | 2-FLUOROPHENYL PROPIONIC ACID DERIVATIVES - Provided are novel 2-fluorophenyl propionic acid derivatives which have excellent anti-inflammatory/analgesic effects while avoiding side effects such as gastrointestinal disorders, namely 2-fluorophenyl propionic acid derivatives represented by the formula (I) below or pharmaceutically acceptable salts thereof, | 11-06-2014 |
20150315171 | PROCESS FOR PREPARING ARYL - AND HETEROARYLACETIC ACID DERIVATIVES - The invention relates to a process for preparing aryl- and heteroarylacetic acids and derivatives thereof by reaction of aryl or heteroaryl halides with malonic diesters in the presence of a palladium catalyst, of one or more bases and optionally of a phase transfer catalyst. This process enables the preparation of a multitude of functionalized aryl- and heteroarylacetic acids and derivatives thereof, especially also the preparation of arylacetic acids with sterically demanding substituents. | 11-05-2015 |