Patents for C07B 61 - Other general methods (69,072)
03/2000
03/01/2000EP0981554A1 Chloride linker for solid phase organic synthesis
03/01/2000EP0981531A1 Formation of 1-phenylvinyl-1-phosphonic acid
03/01/2000EP0981509A1 Superacid catalyzed formylation-rearrangement of saturated hydrocarbons
03/01/2000EP0981406A1 Improved catalyst composition useful for conversion of non-aromatic hydrocarbons to aromatics and light olefins
03/01/2000EP0879219B1 Attached tags for use in combinatorial chemistry synthesis
03/01/2000EP0727404B1 A high productive process for production of lower olefins by catalytic conversion
03/01/2000CN1246115A Process for preparation of carboxylic anhydride
03/01/2000CN1246107A Method for preparing oxy-diphthalic anhydrides
03/01/2000CN1246106A Functionalized oligomer mixture derived from cyclopentene, method for production and use thereof
03/01/2000CN1246105A Oligomer mixtures derived from cyclopentene, method for production and use thereof
03/01/2000CN1245810A Preparation of sterol and dihydro-sterol ester
03/01/2000CN1245807A Preparation method of silicane whose alpha-position related to silicon atom possesses tertiary alkyl radical
03/01/2000CN1245802A Preparation method of 1,5-benzothia azatropy lidene derivative
02/2000
02/29/2000US6031145 A catalytic composition mixture comprising one chromium compound, one aryloxy aluminum compound and one hydrocarbyl aluminum compound for dimerization, trimerization
02/29/2000US6031144 Process for reducing the residual olefin content of an alkylation reaction product
02/29/2000US6031134 Process for the preparation of 2-amino-2-arylethanols and novel intermediates
02/29/2000US6031130 Catalyzing the dehydration of a secondary amine compound by adding a rhenium catalyst and aqueous hydrogen peroxide to a mixture also containing a dehydrating agent; use as photographic developers, additives for polymers
02/29/2000US6031126 Rearranging a hydrazobenzene compound to form a diaminodiphenyl compound, diazotising, catalytic reacting with a styryl compound to form a distyryl-biphenyl fluorescent whitening agent
02/29/2000US6031113 Method of producing 4-hydroxy-2-pyrrolidinone and method of purifying the same
02/29/2000US6031108 Process for the preparation of 2-(methylsulfonyl)-5-(trifluoromethyl)-1,3,4-thiadiazole (TDA sulfone)
02/29/2000US6031103 Process for manufacturing 1-[3-cyclopentyl -2(R)-[1(R)-hydroxycarbamoyl)-2-(3, 4, 4-trimethyl -2, 5-D ioxo-1-imidazolidinyl) ethyl] propionyl] piperidine
02/29/2000US6030919 Agitating mixture comprising haloplatinic acid, alkenylpolysiloxane and cycloalkylpolysiloxane; dehalogenating by treating with base; filtering to recover catalyst
02/29/2000US6030917 Synthesizing metal-binding ligands on separate regions on substrate; delivering metal ions; activating metal-ligand compound with activator selected from alkylation agents or ionization agents to form activated compound
02/29/2000US6030776 Parallel SELEX
02/29/2000CA2184053C Process for preparing pentenals
02/24/2000WO2000009547A1 Novel process for the synthesis of exochelins
02/24/2000WO2000009539A1 Display or receptors and analysis of binding interactions and drug libraries
02/24/2000WO2000009520A1 Continuous process for the preparation of n-(phosphonomethyl) iminodiacetic acid
02/24/2000WO2000009517A2 Process for the preparation of n-(phosphonomethyl)glycine by oxidizing n-substituted n-(phosphonomethyl)glycine
02/24/2000WO2000009500A2 Nematicidal pyrazoles
02/24/2000WO2000009493A1 Enantioselective synthesis
02/24/2000WO2000009483A2 Process and intermediates for production of donepezil and related compounds
02/24/2000WO2000009482A1 Trifluoro methylpyrrol carboxamides
02/24/2000WO2000009478A1 Peroxides, their preparation process and use
02/24/2000WO2000009474A1 Process for preparing 3,5-difluoroaniline
02/24/2000WO2000009470A1 Manufacture of carbonate esters using cupric alkoxide
02/24/2000WO2000009469A1 Method for producing atropic acid ethyl ester
02/24/2000WO2000009467A1 Method for producing aldehydes and/or alcohols or amines
02/24/2000WO2000009466A1 Phospine ligand promoted synthesis of tetraaryloxyalkane and diarylcarbonates
02/24/2000WO2000009465A1 Method for producing alkyne diols
02/24/2000WO2000009464A1 Identification of compound-protein interactions using libraries of protein-nucleic acid fusion molecules
02/24/2000WO2000009463A1 Stereoselective ring opening reactions
02/24/2000WO2000009263A1 L-type zeolite catalyst comprising platinum, halogen and group ib metal
02/24/2000WO2000009262A1 Wells-dawson type heteropolyacids, their preparation and use as oxidation catalysts
02/24/2000WO2000009261A1 Dispersion and stabilization of reactive atoms on the surface of metal oxides
02/24/2000WO2000009260A1 Molybdenum-vanadium based catalyst for low temperature selective oxidation of propylene, methods of making and using the same
02/24/2000DE19937103A1 Process for selectively hydrogenating an organic compound used in the production of linalool by contacting the compound hydrogen-containing gas in the presence of a catalyst
02/24/2000DE19849197C1 Selective, high yield lithiation of 5-membered heterocycle in presence of hydrogen acceptor, giving product useful as intermediate for plant protectants or drugs
02/24/2000DE19838046A1 Verfahren zur Herstellung von alpha-Diketonen aus Ketolen oder Ketalen von Ketolen A process for the preparation of alpha-diketones from ketols or ketals of ketols
02/24/2000DE19837627A1 New aminoacid esters of arylsulfonamides are useful for e.g. treating neurodegenerative diseases, pain, convulsions or bacterial or viral infections
02/24/2000DE19837518A1 Production of acrolein and/or acrylic acid involves two stage catalytic oxydehydrogenation of propane, using modified air with less nitrogen and more oxygen than normal air as the oxygen source
02/24/2000DE19837517A1 Production of acrolein and/or acrylic acid involves two stage catalytic oxydehydrogenation of propane, using modified air with less nitrogen and more oxygen than normal air as the oxygen source
02/24/2000DE19837211A1 Production of alkyne diol involves reaction of ketone with acetylenic compound and potassium alcoholate in a stoichiometric ratio selected to give gel like adducts with a spherical surface
02/24/2000DE19836408A1 New Grignard compounds useful for production of substance libraries and in chemical syntheses
02/24/2000CA2340229A1 Peroxides, their preparation process and use
02/24/2000CA2339970A1 Nematicidal pyrazoles
02/24/2000CA2339839A1 Continuous process for the preparation of n-(phosphonomethyl) iminodiacetic acid
02/24/2000CA2339618A1 Stereoselective ring opening reactions
02/24/2000CA2338781A1 Novel process for the synthesis of exochelins
02/24/2000CA2337870A1 Wells-dawson type heteropolyacids, their preparation and use as oxidation catalysts
02/23/2000EP0980873A2 Binuclear metal hydride complexes and their use as catalysts for the (co)polymerization of polar monomers
02/23/2000EP0980871A2 Process for preparing acetoxy silanes
02/23/2000EP0980870A1 Process for preparing silanes substituted at position alpha of the silicon atom by a tertiary hydrocarbon group
02/23/2000EP0980706A1 Oxidation catalyst system and method of oxidation with the same
02/23/2000EP0980386A2 Estrogen receptor crystals and ligands
02/23/2000EP0980345A1 Method for preparing 1,1,1,3,3-pentachlorobutane
02/23/2000EP0980289A1 Process for preparing carboxylic acid salts and catalysts useful in such process
02/23/2000EP0730663A4 Arrays of nucleic acid probes on biological chips
02/23/2000CN1245166A Process for preparing 4,4'-diketo carotenoid
02/23/2000CN1245165A Process for preparing s-aryl-semi-cystine and its derivatives
02/23/2000CN1245163A Application of whole catalyst for producing tolylene diamine by hydrogenation of dinitro toluene
02/23/2000CN1245162A Process for preparing amine
02/23/2000CN1245080A Process for decomposing halogen ester group hydrocarbon compound or aromatic compound and device thereof and process for purifying waste gas and device for this method
02/23/2000CN1049649C Method of removing iodine compounds from crude acetic anhydride or mixture of crude acetic hydride and crude acetic acid
02/23/2000CN1049648C Method for producing aliphatic dicarboxylic acid from hydroxycarbonlation of lactone
02/23/2000CN1049647C Process for production of fluorinated hydrocarbons
02/22/2000US6028238 Catalytic isomerizing a feed which contains ethylbenzene and xylene in two components of molecular sieve catalysts
02/22/2000US6028231 Process for preparing 2-methyl-4-(2,2,3-trimethyl-cyclopent-3-en-1-yl)-but-2-en-1-ol
02/22/2000US6028220 Producing acrolein and acrylic acid using a supported dual activity molybdenum, iron, and bismuth based catalyst in a fixed bed multitubular reactor
02/22/2000US6028215 Process for preparing esters of carboxylic acids
02/22/2000US6028211 Composition and method for reducing fouling in process equipment used for manufacturing aromatic materials
02/22/2000US6028203 Phase transfer catalyzed method for prepared oxybisphthalic compounds
02/22/2000US6028200 Process for preparing 2-chloro-benzimidazole derivatives
02/22/2000US6028198 Pharmaceutical composition for prevention and treatment of motion sickness syndrome
02/22/2000US6028186 High affinity nucleic acid ligands of cytokines
02/22/2000US6027880 Arrays of nucleic acid probes and methods of using the same for detecting cystic fibrosis
02/22/2000US6027707 Based on silicon or germanium oxide and oxides of aluminum, iron, gallium, boron, titanium, vanadium, zirconium, molybdenum, arsenic, antimony, chromium and/or manganese; hydrorefining catalysts; hydrocarbon conversions
02/22/2000US6027617 Gas reactor for plasma discharge and catalytic action
02/22/2000CA2165510C Mtw zeolite for cracking feedstock into olefins and isoparaffins
02/22/2000CA2105637C Two-stage cleavage of cumene hydroperoxide
02/22/2000CA2101388C Improved catalyst and process for oxychlorination of ethylene to edc
02/22/2000CA2092928C Alkylation catalyst regeneration
02/20/2000CA2279739A1 Process for the preparation of silanes with a tertiary hydrocarbon group in the a-position relative to the silicon atom
02/17/2000WO2000008032A1 Catalyst ligands useful for cross-coupling reactions
02/17/2000WO2000008025A1 Synthesis of acyclic nucleoside derivatives
02/17/2000WO2000008008A1 Process for the oxidation of butadiene and butene with cobalt and molybdenum oxide based catalysts
02/17/2000WO2000008007A2 Cyclopentabenzofuran derivatives and their use
02/17/2000WO2000008003A2 Fungicide thiophendioximether
02/17/2000WO2000007988A1 New 4-amino-1-aryl-pyridine-2-ones with anticonvulsive action and method for producing same
02/17/2000WO2000007983A1 Method for producing vinyl oxime-ethers