Patents for C07B 61 - Other general methods (69,072)
09/1988
09/21/1988EP0283400A1 Catalytic system with a prolonged life span and preservation for the metathesis of olefins
09/21/1988EP0283364A2 Monoesters or diesters of endoethano-9,10-dihydro-9,10-anthracene dicarboxylic-11,11 acid, process for their preparation, and their use in the preparation of symmetric or asymmetric methylidene malonates
09/21/1988EP0283359A1 Process for the preparation of ketones
09/21/1988EP0283333A1 Chloroformiates with a vinylic structure, process for their preparation and their use
09/21/1988EP0283253A1 Method for preparation of azetidinone-1-oxoacetate by oxidation of the corresponding 2-hydroxyacetate
09/21/1988EP0283212A2 Production of aromatic hydrocarbons
09/21/1988EP0283152A2 Process for the preparation of substituted cyclohexane-1,3,5-triones
09/21/1988EP0283073A2 Process for the preparation of phosphorothioic dichlorides
09/21/1988EP0282962A2 Process for increasing the yield of light-initiated reactions using gas discharge lamps
09/21/1988EP0282798A2 Aliphatic bicyclic alcools and their use as flavouring compounds
09/21/1988EP0282778A1 Process for the preparation of 7-chloro-quinoline-8-carboxylic acids
09/21/1988EP0282760A2 Process for the preparation of polyene aldehydes
09/21/1988EP0282630A1 Tantalum catalysts and process for the dimerization of olefins
09/21/1988EP0282602A1 Production of alkaloid dimers using ferric ion.
09/21/1988EP0282579A1 Cyclopentanes and lubricants comprising cyclopentanes.
09/21/1988EP0282542A1 Process for the production of alkylene or cyclically linked compounds.
09/20/1988US4772756 From salifying the corresponding acyl fluoride
09/20/1988US4772746 Isomerization, zeolite catalyst
09/20/1988US4772729 Catalytic
09/20/1988US4772728 Method for making bicycle lactones from beta, gamma unsaturated cyclic nitriles
09/20/1988US4772718 Process for preparing 5-cyano-4-methyl-oxazole
09/20/1988US4772702 (thiono)phosphoric halide, hydroxy compound, 1,4-diazabicyclo/2.2.2/octane catalyst
09/20/1988CA1242220A1 Process for the preparation of addition products of epoxides and hydroxylated compounds
09/20/1988CA1242218A1 Process for the preparation of thio-bis-phenols
09/20/1988CA1242187A1 Process for transforming teicoplanin factor a2 component 1 into teicoplanin factor a2 component 3
09/14/1988EP0282435A1 Improved method for the esterification of thiopropionates
09/14/1988EP0282391A1 Process for the preparation of trifluoromethyl compounds
09/14/1988EP0282314A2 Method for ammoxidation of paraffins and catalyst therefor
09/14/1988EP0282313A2 Process for the production of an isobutenylcyclohexene
09/14/1988EP0282312A1 Process for the production of an isobutylbenzene from an isobutenylcyclohexene
09/14/1988EP0282266A2 Process for producing carboxylic acid amides or esters
09/14/1988EP0282142A1 Process for the carbonylation of olefinically unsaturated compounds with a palladium catalyst
09/14/1988EP0282134A2 Improvement method for acylating a naphthalene compound
09/14/1988EP0282066A2 (Phenylethenyl) phenylpropionaldehyde and method for producing (benzoylphenyl) propionic acid using the same
09/14/1988EP0282065A2 (Phenylethenyl) phenylpropionic acid and its ester, and method for producing (benzoylphenyl) propionic acid or its ester
09/14/1988EP0282064A1 Method for producing m-ethyldiphenyls
09/14/1988EP0282063A1 1-(3-Vinylphenyl)-1-phenyl-hydrocarbons and method for producing the same
09/14/1988EP0282005A1 Process for preparing 1,1,1-trifluoro-2,2-dichloroethane by hydrofluorination in the presence of catalysts
09/14/1988EP0281959A2 Reaction of hexafluoropropene oxide with fluorinated carboxylic acid fluorides
09/14/1988EP0281707A2 Process for synthesis of beta-phenylalanine
09/14/1988EP0281627A1 Process for reducing aldehydes or ketones
09/13/1988US4771067 Process for the production of 4-nitrodiphenylamines
09/13/1988CA1241970A1 Process for the preparation of hydrocarbons
09/13/1988CA1241968A1 Process for the preparation of aniline derivatives
09/07/1988WO1988006576A1 Alkylation aid
09/07/1988EP0281425A2 A process for producing a silanic or siloxanic compound containing at least one cycloalkylic ring
09/07/1988EP0281417A2 Process for making amines from alcohols and catalysts therefor
09/07/1988EP0281411A1 Alkylation process
09/07/1988EP0281399A2 Arylhydroxide alkylation process
09/07/1988EP0281315A2 (Trifluoromethyl) naphthalene recovery process
09/07/1988EP0281280A1 Method for preparation of antimony and tellurium-containing metal oxide catalysts
09/07/1988EP0281208A1 Process for two-stage catalytic conversion of an olefins-containing feed
09/07/1988EP0281122A2 Process for preparing vinylphosphonic-acid dialkyl esters
09/07/1988EP0280936A1 Process for preparing 2,3,5,6-tetrafluorobenzoic acid
09/07/1988EP0263100A4 Water aided catechol etherification.
09/06/1988US4769503 Preparation of 3,4-dichlorobenzotrihalides
09/06/1988US4769500 Process for preparation of 2,3,5-trimethylhydroquinone
09/06/1988US4769498 Transition metal complex catalyzed processes
09/06/1988US4769477 Method of making maleic anhydride
09/06/1988US4769473 1-hydroxypyrazole-4-carboxylic acid
09/06/1988US4769454 Process for the preparation of N-methylol-caprolactam
09/06/1988US4769355 Catalyst system for ammoxidation of paraffins
09/06/1988CA1241669A1 Hydrocarbon conversion of sulfur contaminated feed stock
09/06/1988CA1241664A1 Process for the preparation of 1-naphthylamine
09/06/1988CA1241662A1 Process for the preparation of sterically hindered hydroxyphenylcarboxylic acid esters
09/06/1988CA1241630A1 Enhanced catalyst and process for converting synthesis gas to liquid motor fuels
09/06/1988CA1241629A1 Potentiated nickel catalysts for amination
08/1988
08/31/1988EP0280583A1 Process for the preparation of hydroxybiphenyls
08/31/1988EP0280513A1 Zeolite L preparation
08/31/1988EP0280471A1 Process for the continuous preparation of acetates
08/31/1988EP0280403A1 Process for dearylation of alkylenebisphenols and alkyltrisphenols
08/31/1988EP0280373A1 Process for the dimerization of olefins
08/31/1988EP0280145A2 Alkaline earth metal salts of vicinal hydroxy-substituted C16-C22 fatty acids, process for their manufacture and their applications as alkoxylation catalysts
08/31/1988EP0280055A1 Process for the preparation of 2,6-dialkyl naphthaline
08/30/1988US4767886 Method for preparing lower olefins
08/30/1988US4767880 With alkali metal alcoholate, phenolate, hydroxyphenoxypropionate or hydroquinone salt
08/30/1988US4767739 Formation of unsaturated nitriles
08/30/1988CA1241339A1 Preparation of gossyplure
08/24/1988EP0279781A2 Process for the preparation of 4-acetoxy-3-hydroxyethyl-acetidinone
08/24/1988EP0279477A1 Carbonylation process
08/24/1988EP0279474A1 Process for the preparation of an ester of a 3-aryl-substituted acrylic acid
08/24/1988EP0279366A2 Process for the preparation of pyrimidines
08/24/1988EP0279322A2 Catalytic acylation of aromatics in the gas phase
08/24/1988EP0279288A2 Process and apparatus for producing benzene-carboxylic acids or benzene-dicarboxylic-acid esters
08/24/1988EP0194591B1 Process for the preparation of 2-alkyl-cyclopentanones
08/24/1988EP0193492B1 Process for the preparation of 1-amino-2-naphthol-4-sulfonic acid
08/24/1988CN88100904A Process and apparatus for producing benzene carboxylic acid or benzene dicarboxylic acid esters
08/24/1988CN87107398A Method of direct process performance improvement via control of silicon mfr.
08/23/1988US4766266 Dehydrogenation of isobutane
08/23/1988US4766265 Catalysts for the conversion of ethane to liquid aromatic hydrocarbons
08/23/1988US4766264 Gallium loaded zeolite catalyst
08/23/1988US4766260 Gas-phase fluorination process
08/23/1988US4766258 Process for producing hydrocarbon fluoride
08/23/1988US4766255 Processes for bisphenols
08/23/1988US4766253 Reacting phenolate with dichlorobenzene in presence of copper catalyst and aprotic solvent cocatalyst
08/23/1988US4766247 Raney nickel or palladium on carbon
08/23/1988US4766244 High purity process for the preparation of 4,6-diamino-1,3-benzenediol
08/23/1988US4766240 Precipitating product with low boiling aliphatic hydrocarbon
08/23/1988US4766237 Preparation of 6-aminocaproates
08/23/1988US4766231 Process for the preparation of ketoximosilanes