Patents for C07B 31 - Reduction in general (2,354)
06/2004
06/16/2004CN1505598A Single-step method for producing toluene derivatives
03/2004
03/25/2004WO2003074169A3 Metalorganic catalysts for chemo-, regio- and stereoselective reactions, and corresponding precursors
02/2004
02/04/2004EP1385806A2 Single-step method for producing toluene derivatives
01/2004
01/22/2004DE10230222A1 Verfahren zur Abtrennung von Säuren aus chemischen Reaktionsgemischen mit Hilfe von Ionischen Flüssigkeiten A process for separating acids from reaction mixtures by means of ionic liquids
01/08/2004US20040006231 Process for the synthesis of 1,3-diols
12/2003
12/24/2003WO2003042135A3 P-chiral phospholanes and phosphocyclic compounds and their use in asymmetric catalytic reactions
12/10/2003CN1130324C Transferring hydrogenation process and catalyst
12/09/2003CA2208720C Method of producing a hydrogenation catalyser
12/03/2003CN1129565C Method for hydrogenation of carbonyl compounds
11/2003
11/26/2003CN1458134A Iron powder reducing method for simultaneously producing organic product and ferric oxide black
11/25/2003US6653509 Catalytic hydrogenation of carbon monoxide
11/18/2003US6649044 Contacting with reducing metal, hydrogen donating compound and an amine
10/2003
10/30/2003WO2002088046A3 Single-step method for producing toluene derivatives
09/2003
09/17/2003CN1442219A Oscillating device
09/12/2003WO2003074169A2 Metalorganic catalysts for chemo-, regio- and stereoselective reactions, and corresponding precursors
09/12/2003CA2478482A1 Metalorganic catalysts for chemo-, regio- and stereoselective reactions, and corresponding precursors
08/2003
08/06/2003CN1433837A Sphere metal carrier catalyst
07/2003
07/31/2003US20030144537 Chemical process
07/31/2003US20030144137 For use as catalysts in asymmetric reactions, such as, hydrogenation, hydride transfer, allylic alkylation, hydrosilylation, hydroboration, hydrovinylation, hydroformylation, olefin metathesis, hydrocarboxylation
07/30/2003EP1331033A1 Highly active spherical metal support catalysts
07/22/2003US6596879 Process for the synthesis of 1,3-diols
07/22/2003CA2416362A1 Spherical high-activity metal base catalysts
07/16/2003EP0831967B1 Shaped hydrogenation catalyst and processes for their preparation and use
06/2003
06/10/2003US6576122 Heating pulverulent solid in presence of reducing metal of lithium, potassium, calcium, sodium, magnesium, aluminum, zinc, iron or alloy and a hydrogen donor
05/2003
05/22/2003WO2003042135A2 P-chiral phospholanes and phosphocyclic compounds and their use in asymmetric catalytic reactions
05/22/2003CA2466449A1 P-chiral phospholanes and phosphocyclic compounds and their use in asymmetric catalytic reactions
04/2003
04/24/2003WO2003033510A1 Novel chiral ligands, transition metal complexes thereof, and the catalytic use of the same
04/17/2003US20030073571 Method for preparing a hydrogenation catalyst system
04/09/2003EP1300192A2 Shaped hydrogenation catalysts and processes for their preparation and use
04/08/2003US6545188 Transfer hydrogenation process and catalyst
02/2003
02/05/2003CN1100610C Improved Ru, Re/carbon catalyst forhydrogenation in aqueous solution
01/2003
01/29/2003EP0996605B1 Method for the hydrogenation of carbonyl compounds
01/21/2003US6509495 Reacting halocompound comprising halogen heavier than fluorine and electron withdrawing group with hydrogen; catalysis
01/08/2003EP0889867B1 Process for the manufacture of fluorine-substituted hydrocarbons
12/2002
12/18/2002EP1265828A1 Method for reducing organic compounds in a microreactor by means of hydrides and/or the derivatives thereof
12/11/2002EP1117668B1 Fluorous phosphines and process for their preparation
11/2002
11/07/2002WO2002088046A2 Single-step method for producing toluene derivatives
11/06/2002EP1253974A1 Chemical process
10/2002
10/31/2002US20020161021 Beta hydroxy ketone treated with trialkylborane or dialkylalkoxyborane followed by recovery and reuse of alkylborane
10/24/2002US20020156282 Catalytic hydrogenation a acetophenone compound or corresponding imine compound
10/08/2002US6461993 Method for preparing a hydrogenation catalyst system
10/01/2002US6458978 Fluorous phosphines and process for their preparation
09/2002
09/19/2002US20020132863 Catalyst, methods of producing it and methods of use
09/18/2002EP1131156B1 A method for preparing a hydrogenation catalyst system
08/2002
08/28/2002EP1140956B1 Ligands and complexes for enantioselective hydrogenation
08/21/2002CN1089277C Non-crystalline alloy catalyst containing Ni and B, its prepn. and use
08/14/2002EP0971865B1 Transfer hydrogenation process and catalyst
08/13/2002US6433213 Process for the synthesis of 1,3-diols
08/13/2002US6432861 Reaction of organic compounds over macroporous supported catalysts comprising boron oxide
08/06/2002CA1341380C Process for the preparation of n-alkylated amino acids and their esters, use in the synthesis of carboxyalkyl dipeptides
07/2002
07/31/2002CN1088403C Method of producing hydrogenation catalyst
04/2002
04/25/2002US20020048541 Equipped with plates that are arranged parallel to one another at a distance and that form flat channels with lateral boundary areas that face one another, whereby a portion of the channels contains a solid catalyst
04/16/2002US6372931 Transfer hydrogenation process and catalyst
03/2002
03/26/2002CA2227310C Process for hydrogenation of sugar
02/2002
02/28/2002DE10040209A1 Reaktor zur Durchführung einer stark wärmegetönten katalytischen Reaktion Reactor for carrying out a large heat of catalytic reaction
02/20/2002EP1180395A2 Reactor for carrying out a strongly thermic reaction
02/07/2002US20020016513 Use of molecular weight-enlarged catalysts in a process for asymmetric, continous hydrogenation, novel molecular weight-enlarged ligands and catalysts
01/2002
01/09/2002CN1330617A Selective hydrodehalogenation method
01/02/2002EP0938488B1 Phosphine ligands
01/02/2002EP0929560B1 Chiral ferrocenyls
10/2001
10/10/2001EP1140956A1 Ligands and complexes for enantioselective hydrogenation
10/04/2001EP1137615A1 Selective hydrodehalogenation method
09/2001
09/27/2001WO2001070649A1 Method for reducing organic compounds in a microreactor by means of hydrides and/or the derivatives thereof
09/27/2001DE10014298A1 Reduction of aliphatic, aromatic or heteroaromatic organic compounds comprises mixing the organic compound in liquid or dissolved form with a hydride in liquid or dissolved form in a microreactor
09/25/2001US6294696 Preparing catalyst comprising support, metal from periodic group viii and selected additional element by introducing aqueous solution of organometallic compound into support, drying, calcining, reducing; using as hydrogenation catalyst
09/12/2001EP1131156A2 A method for preparing a hydrogenation catalyst system
08/2001
08/09/2001WO2001056692A1 Chemical process
08/08/2001EP1121976A1 Chemical process in reactor with structured catalyst
08/08/2001EP0984831B1 Moulded activated metallic fixed-bed catalyst
08/01/2001EP1120162A2 Use of catalysts with a higher molecular weight in an asymmetrical continous hydration reaction, ligands and catalysts
07/2001
07/26/2001DE10002975A1 Verwendung von molekulargewichtsvergrößerten Katalysatoren in einem Verfahren zur asymmetrischen kontinuierlichen Hydrierung, neue molekulargewichtsvergrößerte Liganden und Katalysatoren Use of molecular weight-catalysts in a process for the asymmetric hydrogenation continuous, molecular weight-new ligands and catalysts
07/25/2001EP1117668A1 Fluorous phosphines and process for their preparation
07/24/2001CA2331872A1 Use of molecular weight-enlarged catalysts in a process for asymmetric, continuous hydrogenation, novel molecular weight-enlarged ligands and catalysts
07/17/2001US6262307 Shaped, activated metal, fixed-bed catalyst
07/11/2001EP0925111B1 Catalyst and process for its manufacture
06/2001
06/05/2001US6242658 Process for the manufacture of fluorine-substituted hydrocarbons
04/2001
04/04/2001EP0912465B1 Improved lithium and amine dissolving metal reduction
03/2001
03/27/2001US6207865 Hydrogenation of aldehydes obtained by the oxo synthesis or the aldol reaction, raney copper catalyst is employed in the form of nuggets.
03/08/2001DE10036172A1 Hydrogenation of organic compounds comprises passing liquid feed through first and second reactors in series and bringing into contact with hydrogen in presence of hydrogenation catalyst
03/06/2001US6197721 As hydrogenation catalysts
02/2001
02/20/2001US6191284 Ligands and complexes for enantioselective hydrogenation
01/2001
01/16/2001US6175046 Method of hydrogenating aromatic hydrocarbons in hydrocarbon oil
11/2000
11/29/2000EP1054860A1 Process for the synthesis of 1,3-diols
10/2000
10/17/2000US6133464 May be used as ligands for transition metal catalysts in enantioselective reactions
08/2000
08/23/2000CN1264354A Method for hydrogenation of carbonyl compounds
08/15/2000US6103894 Process for the hydrogenation of sugars
08/10/2000WO2000025915A3 A method for preparing a hydrogenation catalyst system
08/10/2000DE19903987A1 Rapid reductive dehalogenation of halohydrocarbons, e.g. for removing toxic chloroaromatic compounds from waste oil or soil, by contacting finely divided solid starting material with reducing metal
08/10/2000DE19903986A1 Reductive dehalogenation of halohydrocarbons under mild conditions, e.g. for removing toxic chloroaromatic compounds from waste oil or soil, using reducing metal in presence of amine
06/2000
06/29/2000WO2000037478A1 Ligands and complexes for enantioselective hydrogenation
06/22/2000WO2000035834A1 Selective hydrodehalogenation method
06/22/2000CA2354159A1 Selective hydrodehalogenation method
06/21/2000DE19952348A1 New bisphosphinyl-ferrocene ligand components for new metal complexes useful as catalysts in asymmetric hydrogenations
06/21/2000CN1257468A Transferring hydrogenation process and catalyst
06/21/2000CN1257467A Reduction of aromatic halogenides
05/2000
05/11/2000WO2000025915A2 A method for preparing a hydrogenation catalyst system
05/03/2000EP0996605A1 Method for the hydrogenation of carbonyl compounds
04/2000
04/11/2000US6049008 Contacting compound selected from aldehydes, ketones, carboxylic acids, carboxylic acid ester, and nitroaromatic compounds with shaped hydrogenation catalyst
04/06/2000WO2000018774A1 Fluorous phosphines and processes for their preparation
04/05/2000EP0814905B1 IMPROVED Ru, Re/CARBON CATALYST FOR HYDROGENATION IN AQUEOUS SOLUTION
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