Patents
Sitemap › C07 - Organic chemistry › C07D - Heterocyclic compounds › C07D 301 - Preparation of oxiranes
Patents for C07D 301 - Preparation of oxiranes (10,136)
12/2003
12/11/2003WO2003101977A1 Epoxidation process using a supported niobium oxide catalyst
12/11/2003WO2003101976A1 Process for producing epoxide
12/11/2003WO2003101975A1 Epoxidation process using catalysts containing metal organic framework
12/11/2003US20030229236 Process
12/11/2003CA2488223A1 Epoxidation process using a supported niobium oxide catalyst
12/10/2003EP1368118A2 Shaped body and method for producing the same
12/10/2003EP1047681B1 Epoxidation process using serially connected cascade of fixed bed reactors
12/10/2003CN1130262C Process for producing spherical catalyst particles, catalyst particles and their use
12/09/2003US6660812 Removing a vent stream from an olefin derivative unit, separating olefin from the vent stream, and sending the olefin to an olefin reaction unit
12/04/2003WO2003099719A1 Microporous crystalline zeolite material (zeolite itq-22), synthesis method thereof and use of same as a catalyst
12/04/2003US20030225293 Peroxidation of unsaturated acyclic hydrocarbons such as propylene, to form propylene oxide; catalysis
12/04/2003US20030225292 Clean, high-yield preparation of S,S and R,S amino acid isosteres
12/03/2003EP1366815A1 Catalyst for asymmetric epoxidation of enones and process for producing optically active epoxide employing it
12/03/2003EP1366032A1 Purification of propylene oxide
12/03/2003EP1366031A2 Process for preparing oxirane compounds
12/03/2003CN1129589C Integrated method for producing epoxides from olefins
12/02/2003US6656874 Immersion carrier in impregnating solution
11/2003
11/27/2003WO2003097624A1 Process for preparing (r)-3,4-epoxy-1-butanol
11/27/2003WO2003040119A8 Angiogenesis inhibitors
11/26/2003EP1364705A1 Process for production of titanium-containing silicon oxide catalysts
11/26/2003EP1299367B1 Method for producing epoxides by oxidising olefins
11/26/2003CN1128792C Epoxidation process using improved heterogeneous catalyst composition
11/25/2003US6653419 Epoxidation reaction of a fluorinated ethylenically unsaturated compound and metal hypohalite oxidizing agent in presence of phase transfer catalyst; lithographic photoresists for use at low ultraviolet wavelengths
11/20/2003US20030216250 Stereoselective hydrolyses of chiral epoxides
11/19/2003EP0925290B1 Process for the selective alkylation of epoxy-alcohols
11/13/2003WO2003093255A1 Process for the epoxidation of olefins
11/13/2003US20030212283 Gold, silver, platinum or rare earth element on catalyst support; reactivation with ozone
11/13/2003US20030212282 Process for the epoxidation of olefins
11/12/2003EP1360222A1 Organopolysiloxanes containing phosphonic groups, methods for the production and use thereof
11/12/2003EP1360181A1 Epoxidation catalyst and process
11/12/2003EP1265877B1 Method for making an oxirane
11/12/2003EP1161425B1 Process for the purification of propylene oxide
11/11/2003US6646142 Process for the direct oxidation of olefins to olefin oxides
11/11/2003US6646141 Process for the epoxidation of olefins
11/11/2003US6646140 From ethylbenzene hydroperoxide and an olefin in the presence of an immobilized catalyst bed
11/11/2003US6646139 Isopropylbenzene is oxidized to obtain isopropylbenzene hydroperoxide, which is epoxidizedwith propylene yielding propylene oxide and cumyl alcohol, cumyl alcohol converted to isopropylbenzene through hydrogenolysis
11/11/2003US6646138 Oxidizing isopropylbenzene, epoxidizing propylene with isopropylbenzene hydroperoxide to obtain propylene oxide and cumyl alcohol, then hydrogenolyzing cumyl alcohol and recycling isopropylbenzene
11/11/2003US6646102 Process for manufacturing an alpha-dihydroxy derivative and epoxy resins prepared therefrom
11/06/2003WO2003091233A1 Process for producing aminoepoxide
11/06/2003US20030206865 Conjugates of macrocyclic metal complexes with biomolecules and their use for the production of agents for NMR diagnosis and radiodiagnosis as well as radiotherapy
11/05/2003EP1359148A1 Process for the epoxidation of olefins
11/05/2003EP1358441A1 Exothermic reaction system
11/05/2003EP1060018B1 Vinyl acetate catalyst preparation method
11/05/2003CN1454116A Method for regenerating zeolite catalyst
11/05/2003CN1126750C Ethylene oxide catalyst
11/05/2003CN1126597C Silver catalyst for ethylene epoxidizing reaction
11/04/2003US6642395 Esterifying mandelic acid derivative; protecting hydroxyl group and reducing ester; sulfonating and epoxidizing
11/04/2003US6642279 Forming methanol from carbon dioxide and synthesis gas
11/04/2003US6642170 Solid oxidation catalysts, in particular for epoxidation of prochiral compounds
10/2003
10/30/2003WO2002081432A3 Sulfoxides or sulfones grafted onto polymers
10/30/2003US20030204102 With hydrogen/oxygen mixture using catalyst containing silver; catalyst selectivity
10/30/2003US20030204101 Direct epoxidation process using improved catalyst composition
10/29/2003CN1452616A Integrated process for preparation of olefin oxides
10/29/2003CN1452615A Method for producing epoxides by oxidising olefins
10/29/2003CN1125683C Shaped body and method for production thereof
10/28/2003US6639087 Reacting a nucleophile and a chiral or prochiral cyclic substrate in the presence of a chiral, nonracemic catalyst; changing the oxidation state of catalyst residue to prevent degradation of product mixture; stereospecific
10/28/2003US6639086 Process for producing propylene oxide
10/28/2003US6639085 Process for producing propylene oxide
10/23/2003WO2003087076A1 Process for the production of propylene oxide
10/23/2003WO2003087075A1 Asymmetric synthesis of glycidic amides
10/23/2003WO2003086624A1 Ethylene oxide catalyst
10/22/2003EP1354626A1 Alumina-silica based catalyst support, silver catalyst containing said support and use thereof in the production of epoxide
10/22/2003EP0901481B1 Purification of glycidyl esters by thin film evaporation
10/22/2003EP0804289B1 Process for preparing silver catalyst
10/22/2003CN1125059C Process for manufacturing optically active (S)-3,4-epoxybutyric acid salt
10/21/2003US6635793 Dehydrogenation of alkane to form alkene; preferred embodiment uses silver nitrate and lanthanum nitrate to form the catalyst on a BaCO3 support.
10/21/2003US6634575 Birch bark processing and the isolation of natural products from birch bark
10/16/2003WO2003084944A1 Epoxidation of olefins
10/16/2003WO2003084908A2 Preventing undesired odor in and/or purifying alkanediols
10/16/2003US20030195366 Epoxidation process using amine catalysts
10/15/2003EP1352687A1 Preparation of new layered double hydroxides exchanged with diisopropylamide for c-c bond forming reaction
10/15/2003EP1351947A1 Epoxidation catalyst and process for the production thereof
10/15/2003CN1449392A Oxirane production using a peroxidized compound
10/15/2003CN1449304A Process and device for carrying out reactions in a reactor with slot-shaped reaction spaces
10/09/2003WO2003082883A1 Titanium salts, process for preparation thereof, and process for preparing epoxides with the same
10/09/2003WO2003082844A1 Method for producing ethylene oxide with integrated carbon dioxide wash
10/09/2003WO2003082843A1 Process for preparing alkylene oxides
10/09/2003WO2003082293A1 Benzenesulphonate salt of a morpholine urea derivative for use as a ccr-3 antagonist in the treatment of inflammatory conditions
10/09/2003US20030191328 Catalyzing the oxidation in the presence of a intermetallic mixture containing at least two metals on catalyst supports
10/09/2003US20030191327 Process for preparing alkylene oxide
10/09/2003US20030191211 Catalytic epoxidation on using silver on catalyst support
10/09/2003US20030191019 Silver on aluminia catalyst support
10/09/2003US20030191014 Preparation of new layered double hydroxides exchanged with diisopropylamide for C-C bond forming reactions
10/09/2003US20030188991 Mesoporous material with active metals
10/09/2003CA2479912A1 Benzenesulphonate salt of a morpholine urea derivative for use as a ccr-3 antagonist in the treatment of inflammatory conditions
10/08/2003CN1446630A Regeration process of catalyst
10/08/2003CN1123568C Process for direct oxidation of olefins to olefin oxides
10/02/2003US20030187285 Catalytic epoxidation reaction is carried out in at least two reactors, distillation, by-products inhibition, catalyst selectivity
10/02/2003US20030187284 Method for producing an epoxide
10/02/2003US20030187283 Epoxidation catalyst for hydrocarbons
10/01/2003EP1348691A1 Process for producing alpha-aminohalomethyl ketone derivatives
10/01/2003EP1347962A2 Process for preparing oxirane compounds
10/01/2003CN1122566C Process for hydro-oxidation of olefins to olefin oxidized using oxidized gold catalyst
10/01/2003CN1122565C Silver catalyst for production of hylene oxide, method for production thereof, and method for production of ethylene oxide
09/2003
09/30/2003US6627175 Process for the manufacture of a crystalline solid
09/30/2003CA2028650C Preparation of cis-2-(1h-1,2,4-triazol-1-ylmethyl)-2-(halophenyl)-3-(halophenyl)oxirane
09/25/2003WO2003078414A1 Process for the epoxidation of olefins
09/25/2003US20030181739 Process for the epoxidation of alkenes and polyoxofluorometalates for use therein
09/25/2003US20030181738 Heating in presence of a hydrogen stream, use for epoxidation catalyst
09/24/2003EP1346986A1 Process for the epoxidation of olefins
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