Patents
Patents for C07D 301 - Preparation of oxiranes (10,136)
04/1997
04/09/1997EP0767171A1 Process stream treatment
04/09/1997EP0712334B1 Epoxidation catalyst
04/08/1997US5618954 Gas phase epoxidation of 1,3-butadiene with oxygen over silver-containing catalyst in presence of specified amount of water vapor
04/08/1997US5618512 Niobium-containing zeolites
04/02/1997EP0765315A1 Process for the selective hydrogenation of epoxyalkenes to epoxyalkanes
04/01/1997US5616750 Compounds and process
03/1997
03/26/1997EP0764464A2 Catalyst for production of ethylene oxide
03/26/1997CN1146165A Metallomacrocycle catalyst composition
03/26/1997CN1034330C Ethylene oxide process
03/25/1997US5614646 Ruthenium oxide hydrate catalyst
03/25/1997CA2114138C Selective epoxidation of diolefins and aryl olefins
03/20/1997WO1997010232A1 Process for the epoxidation of olefins with a fluorine-promoted silver catalyst, which shows enhanced thermal stability under reaction conditions
03/20/1997WO1997010054A1 Peroxo group-containing metal complexes with amine oxide, phosphane oxide, arsane oxide, pyridin-n-oxide or pyridine ligands as epoxidation catalysts
03/20/1997CA2229344A1 Peroxo-containing metal complexes having amine oxide, phosphine oxide, arsine oxide, pyridine n-oxide or pyridine ligands as epoxidation catalysts
03/19/1997CN1145623A Process for epoxidising prochiral olefins and catalyst therefor and intermediates for making the catalyst
03/19/1997CN1145279A Method for regeneration of catalyst
03/13/1997WO1997009321A1 Method for the selective hydrogenation of vinyl oxirane to butylene oxide
03/13/1997DE19533331A1 Peroxogruppenhaltige Metallkomplexe mit Aminoxid- oder Phosphanoxid-Liganden als Epoxidierungskatalysatoren Peroxogruppenhaltige metal complexes with amine oxide or phosphine ligands as epoxidation catalysts
03/12/1997EP0761660A1 Process for producing glycidyl ester of acrylic acid or methacrylic acid
03/12/1997CN1145069A Process for preparing 1,2-butylene oxide
03/06/1997DE19532645A1 Verfahren zur selektiven Hydrierung von Vinyloxiran zu Butylenoxid Process for the selective hydrogenation of vinyloxirane to butylene oxide
03/05/1997EP0759915A1 Asymmetric synthesis of chiral secondary alcohols
03/04/1997US5608089 Process for producing cis-epoxysuccinates
02/1997
02/20/1997WO1997006147A1 Dinaphtazepinium salts useful as enantioselective epoxidation catalysts
02/20/1997CA2228902A1 Dinaphtazepinium salts useful as enantioselective epoxidation catalysts
02/11/1997US5602070 Process for preparing silver catalyst
02/11/1997CA2078060C Method for production of ethylene oxide
02/05/1997EP0757045A1 Epoxidation process using titanium-containing molecular sieves as catalysts
02/05/1997EP0757044A1 Process for the regeneration of a catalyst
02/05/1997EP0757043A1 Process for preparing epoxides from olefins
02/05/1997EP0677047B1 Method of preparing 3,4-epoxy-1-butene
02/05/1997EP0641332B1 Epoxidation using thallium promoted silver catalysts
02/04/1997US5599957 Optically active epoxy compounds from olefins using an optically active manganese complex having naphthyl groups; chemical intermediates of drugs including benzopyrans; hypotensive agents; asthma
02/04/1997US5599956 Integrated process for the production of propylene oxide
02/04/1997US5599955 From a feedstream of hydrogen and a carbon oxide; oxygenate production; olefin production; epoxidation
02/03/1997CA2182434A1 Improved epoxidation process
01/1997
01/29/1997CN1033913C Method for prepn. of epoxy unsaturated high-grade fatty acid rare earth non-toxic stabilizing agent
01/28/1997US5597773 Ethylene oxide catalyst and process
01/15/1997EP0753516A1 Propylene epoxidation process
01/15/1997CN1140198A Process for producing petrochemicals
01/08/1997CN1139886A Epoxidation catalyst and process
01/08/1997CN1139657A Gas phase oxidation method of continual multi-phase catalyze for organic compound
01/07/1997US5591875 Epoxidation Process
01/07/1997CA1338830C Diastereomeric 5r,6s-6-(1r-hydroxyethyl)-2-(cis-1-oxo- 3-thiolanylthio)-2-penem-3-carboxylic acids
01/02/1997EP0751135A1 Process for the preparation of chiral epoxides using chiral manganese triazanonane complexes as oxidation catalysts
12/1996
12/31/1996CA2100748C Process for the preparation of 3,4-dihalo-1,2-epoxybutanes
12/27/1996EP0749431A1 Process for preparing 1,2-butylene oxide
12/24/1996US5587388 Irreversible HIV protease inhibitors, intermediates, compositions and processes for the preparation thereof
12/18/1996CN1138330A Gas phase process for the epoxidation of non-allylic olefins
12/18/1996CN1138039A Integrated process for epoxidation
12/05/1996WO1996038432A1 Process for epoxidising olefinically unsaturated compounds
12/05/1996CA2222495A1 A process for the epoxidation of olefinically unsaturated compounds
12/04/1996EP0745578A1 Method of producing partial oxidation products
12/04/1996EP0744990A1 Process for removing ethylene oxide from outgoing air or exhaust gas streams
12/04/1996CN1033454C Process for preparing 4-|(2-benzothiazolyl) methylamino¨-alpha-|(3,4-difluorophinoxy) methyl¨-1-piperidineethanol
12/03/1996US5581000 High solubility in polar solvents
12/03/1996CA2120253C Recovery of 3,4-epoxy-1-butene from 1,3-butadiene oxidation effluents
11/1996
11/28/1996WO1996037297A1 Catalysts for the selective oxidation of organic substrates and process for producing the same
11/28/1996WO1996037295A1 New ruthenium- and selenium- or sulphur-containing metal oxide catalysts, process for producing the same and their use
11/28/1996DE19519008A1 Neue ruthenium- und selen- oder schwefelhaltige Metalloxidkatalysatoren sowie ein Verfahren zu ihrer Herstellung und ihre Verwendung New ruthenium and selenium or sulfur-containing metal oxide catalysts, and a process for their preparation and their use
11/28/1996DE19519004A1 Neue selen- und rutheniumhaltige Metalloxidkatalysatoren sowie ein Verfahren zu ihrer Herstellung und ihre Verwendung New selenium and ruthenium metal oxide catalysts and a process for their preparation and their use
11/26/1996US5578744 Catalytically active gel and a process for its preparation
11/26/1996US5578740 Process for preparation of epoxy compounds essentially free of organic halides
11/26/1996US5578283 Catalytic oxidation catalyst and method for controlling VOC, CO and halogenated organic emissions
11/26/1996CA2120591C Catalyst for production of ethylene oxide and process for producing the catalyst
11/20/1996EP0743094A1 Regeneration of titanium-containing molecular sieve
11/20/1996EP0655949B1 Epoxidation catalyst
11/13/1996EP0742047A2 Molybdenum recovery from epoxidate
11/13/1996EP0741731A1 Process for epoxidising prochiral olefins and a catalyst therefor and intermediates for making the catalyst
11/13/1996EP0643708B1 Recovery of 3,4-epoxy-1-butene from 1,3-butadiene oxidation effluents
11/12/1996US5573989 Process for producing olefin oxides
11/12/1996US5573736 Catalytic reactor
11/07/1996WO1996034827A1 Pure phase titanium, containing zeolite having mel structure
11/06/1996CN1134937A Integrated process for epoxidation
11/05/1996US5571704 Process for the preparation of intermediates useful for the synthesis of benzothiazepines
10/1996
10/30/1996EP0739877A2 Epoxy resin, resin composition, and resin-encapsulated semiconductor device
10/30/1996CN1134674A Process for preparing silver catalyst
10/29/1996US5569773 Reacting lactone with 3-cyclohexene-1-methanol, epoxidizing product
10/28/1996CA2175142A1 Epoxy resin, resin composition, and resin-encapsulated semiconductor device
10/24/1996WO1996033183A1 Asymmetric epoxides, their synthesis and use
10/24/1996WO1996033182A1 Process for the catalytic vapour phase oxidation of ethylene
10/24/1996CA2216866A1 Asymmetric epoxides, their synthesis and use
10/23/1996EP0655950B1 Chiral catalysts and epoxidation reactions catalyzed thereby
10/23/1996CN1134140A Process for preparing alkylene oxides
10/16/1996EP0737099A1 Epoxidation catalyst and process
10/16/1996CN1133571A Epoxidation catalyst and process
10/15/1996US5565581 Using cyclohexyl hydroperoxide as reactant in the presence of a secondary or tertiary alcohol stabilizing agent
10/09/1996EP0736528A1 Propylene oxide purification
10/09/1996EP0671977B1 Oxydation catalysts
10/08/1996US5563282 Heating to decompose impurities
10/08/1996US5563263 D4 -symmetric porphyrin-based catalysts, processes for preparing same, and processes for using same
10/02/1996EP0735142A2 Process for producing (R)-styrene oxides
10/02/1996EP0734764A2 Catalyst and process for producing oxirane compound
10/02/1996CN1132203A Process for preparing N-protected amino acid alpha-halomethyl ketones and alcohols from N-protected amino acid esters
09/1996
09/24/1996US5559255 Method of recovering ethylene oxide
09/18/1996EP0732327A1 Integrated process for epoxidation
09/18/1996CN1131419A Argon removal in process for ethylene oxide production
09/18/1996CN1131152A Improved process for titanium silicalite-catalyzed epoxidation
09/16/1996CA2170557A1 Integrated process for epoxidation
09/12/1996DE19508531A1 Dual use of combustible gas as diluent and energy source or raw material
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