Patents
Patents for C07C 51 - Preparation of carboxylic acids or their salts, halides, or anhydrides (43,144)
06/1984
06/27/1984EP0111997A2 Vinyl carboxylic acid derivatives, their production and use
06/27/1984EP0111949A1 Process for the preparation of carboxylic anhydrides
06/27/1984EP0111784A1 Process for producing terephthalic acid suitable for use in direct polymerization
06/27/1984EP0111699A1 Process for recovering furfural and monocarboxylic acids from aqueous solutions
06/27/1984EP0111605A1 Preparation of unsaturated acids and esters by oxidative condensation
06/26/1984US4456767 Solvent and catalyst recovery and recycle in the manufacture of phenoxybenzoic acid
06/26/1984US4456764 Process for the manufacture of maleic anhydride
06/26/1984US4456763 Preparation of naphthalene-oxidation catalyst by impregnation of silica with aqueous solution of VOC2 O4 -K2 SO4 -KHSO4
06/26/1984US4456697 Group iii or iv metal alkoxides, hydrofluoric acid
06/26/1984US4456619 Amides of 2-alkynoic acids and use for inhibiting accumulation of cholesterol ester in arterial walls
06/26/1984US4456618 Naphthenic and heterocyclic retinoic acid analogues
06/26/1984US4456603 Polyprenylcarboxylic acid amides useful for treating liver dysfunction
06/26/1984US4456558 Antitumor, hypotensive
06/26/1984CA1169877A1 Conversion of 1,1,1-trichloroperhaloalkanes into perhaloalkanoyl chlorides
06/26/1984CA1169876A1 Process for making carboxylic acid halides
06/20/1984EP0111124A1 Polyene compounds, their preparation and pharmaceutical preparations containing them
06/19/1984US4455434 Oxidation catalysts of vanadium and phosphoris oxides
06/19/1984CA1169439A1 Process to produce novel fluorocarbon vinyl ethers and resulting polymers
06/19/1984CA1169438A1 Separation of tars from carbonylation reaction mixtures
06/19/1984CA1169436A1 Fluorocarbon ethers having substituted halogen site(s) and process to prepare
06/13/1984EP0110761A1 Preparation of alpha-chloroacid chlorides
06/13/1984EP0110671A1 Preparation of optically active alpha-arylalkanoic acids and precursors thereof
06/13/1984EP0110432A1 Process for preparing 9-fluorenecarboxylic acid
06/12/1984US4454352 Pure enantiomers of bicyclo[2.2.2]oct-5-en-2-ones, processes for their production and their use
06/12/1984US4454346 Process for producing methacrylic acid
06/12/1984US4454344 Method for the resolution of racemic 2-(p-difluoromethoxyphenyl)-3-methylbutyric acid
06/12/1984US4454341 Antitumor, skin disorders
06/12/1984US4454330 Two-functional-group-containing terpenoids, processes for the preparation of the same, and anti-ulcer agents containing the same
06/12/1984US4454045 Ion exchanging
06/12/1984CA1169092A1 PROCESS FOR THE PREPARATION OF .beta.-HYDROXYBUTYRIC ACID AND OF ITS OLIGOCONDENSATES
06/12/1984CA1169088A1 Production of pyrogallol compounds
06/12/1984CA1169078A1 Method for the preparation of fluorophthalamic compounds
06/12/1984CA1169056A1 Process for oxidizing aromatic substances
06/05/1984US4453003 Enzyme inhibitors, antiinflammatory agents
06/05/1984US4452999 Method for making isobutyric acid
06/05/1984US4452994 Complexing prostaglandins, steroids and subsequent decomposition
05/1984
05/30/1984EP0109562A1 Succinimide derivatives and their production
05/29/1984US4451670 Preparation of isobutyryl fluoride
05/29/1984US4451474 T-Butyl-phenoxy-alkylene esters of benzoic and nicotinic acids, compositions containing same and their antihistaminic method of use
05/29/1984US4451342 Light driven photocatalytic process
05/29/1984US4451330 Process for the recovery of alkali metal salts from aqueous solutions thereof
05/29/1984CA1168270A1 Process for the production of c.sub.1 to c.sub.4 oxygenated hydrocarbons by the catalytic conversion of synthesis gas
05/29/1984CA1168264A1 Fluorinated 3-ketoglutaroyl halides and polymers therefrom
05/29/1984CA1168256A1 Process for the preparation of cyclopropane compounds
05/29/1984CA1168255A1 Process for preparing new phenyl aliphatic carboxylic acids derivatives
05/29/1984CA1168253A1 Organosoluble salts of manganese, process of preparation of same, organic compounds, liquid fuels, paints and varnishes containing said salts
05/29/1984CA1168208A1 Reactivation of vanadium-containing oxidation catalysts
05/23/1984EP0109360A1 Metallic conductive (2-fluoro-5,6,11,12-tetraselenotetracene)2-bromide, process for the preparation thereof and the use thereof
05/23/1984EP0109259A1 Method for production or activation of antimony-containing metal oxide catalysts
05/23/1984EP0109225A1 Arachidonic acid analogues, processes for their preparation and their use in medicine
05/23/1984EP0109212A1 Process for the preparation of acids
05/23/1984EP0108848A1 Process for preparing alkanols from synthesis gas
05/23/1984EP0108847A1 Production of acetic acid, propionic acid and their esters
05/22/1984US4450293 Reacting isobutyric acid and air
05/22/1984US4450292 Derivatives of phenyl aliphatic carboxylic acids, and use thereof in treating gastric and gastro-duodenal ailments
05/22/1984US4450291 Decontamination of KA oil refinement waste stream
05/22/1984US4450281 Process for the preparation of a polyalkenyl succinic anhydride
05/22/1984US4450149 Radiohalogenation method
05/22/1984CA1167866A1 Process for the production of methacrylic acid from isobutyraldehyde
05/16/1984EP0108675A1 Process for the preparation of trifluoroacetyl chloride
05/16/1984EP0108592A1 Leukotriene antagonists
05/16/1984EP0108442A1 Process for preparing esters of aryl alkanoic acids
05/16/1984EP0108437A1 Process for the preparation of ethylidene diacetate and/or acetic acid anhydride
05/16/1984EP0108374A1 Process for the preparation of hydroxy-phenoxy-alkane-carboxylic acids
05/16/1984EP0108294A2 Preparation from hydroxylammonium sulfate of alcoholic hydroxylamine solutions and of oximes, hydroxamic acids and other hydroxylammonium salts via alcoholic hydroxylamine solutions
05/16/1984EP0059367B1 Process for the separation of organic iodine compounds from carboxylation products of methanol, methyl acetate and dimethyl ether
05/15/1984US4449007 Process for preparing 1(4-pentonoyl)-3,3-dimethylcyclohexane and intermediates used in a said process
05/15/1984US4448987 Catalyzed hydrogenation of terephthalic acid to p-hydroxymethylbenzoic acid using a rhenium catalyst
05/15/1984US4448985 Oxidation of isobutyric acid to alpha-hydroxyisobutyric acid
05/15/1984US4448978 Process for preparing maleic anhydride
05/15/1984US4448897 Calcining precipitate from vanadyl alkoxide titanium alkoxide
05/15/1984US4448893 Preparation of improved mixed vanadium phosphorus oxide catalyst and their use in oxidation processes
05/10/1984WO1984001713A1 Control of microflora and preparations therefor
05/09/1984EP0107972A1 A method for optical resolution of alpha-isopropyl-p-chlorophenylacetic acid
05/09/1984EP0107857A1 Process for the preparation of 8,12-epoxy-13,14,15,16-tetranor labdane
05/08/1984US4447646 Process for the purification of terephthalic acid
05/08/1984US4447645 Process for purification of p-hydroxymethylbenzoic acid
05/08/1984US4447644 Method for preparation of arylpyruvic acid
05/08/1984US4447637 Epimerization of trans chrysanthemates
05/08/1984US4447625 1,3-Dioxolan-5-one derivatives
05/08/1984US4447364 Method for the preparation of liquid aluminum citrate
05/08/1984CA1167067A1 Process for making acetic anhydride
05/08/1984CA1167066A1 Process for making acetic anhydride
05/08/1984CA1167065A1 Process for making acetic anhydride
05/08/1984CA1167064A1 Process for making acetic anhydride and acetic acid
05/08/1984CA1167063A1 Carboxylic acid preparation through carbonylation
05/08/1984CA1167062A1 Carboxylic acid preparation through carbonylation
05/08/1984CA1167061A1 Carbonylation process for the preparation of carboxylic acids
05/08/1984CA1167051A1 Method for the recovery of furfural, formic acid, acetic acid and other organic components from acidic hydrolysates of pentosan-containing plant material
05/08/1984CA1167048A1 Cyclopropane derivatives, processes for their preparation and their use in the preparation of dihalovinylcyclopropane carboxylic acids
05/02/1984EP0107640A1 Dialkyl glyoxylate surfactants
05/02/1984EP0107639A2 Catalysts for the oxidation and ammoxidation of alcohols
05/02/1984EP0107638A2 Catalysts for the oxidation and ammoxidation of alcohols
05/02/1984EP0107496A1 Process for the preparation of esters
05/02/1984EP0107366A1 Pyrrolidinone analogs and precursors
05/02/1984EP0107274A1 Attrition resistant microspheroidal fluid bed catalysts containing the mixed oxides of vanadium and phosphorus
05/02/1984EP0106968A1 Process for the preparation of isomers of 4-methyltetrahydrophthalic-acid derivatives and/or tetrahydrophthalic-acid derivatives, particularly of their anhydrides
05/02/1984EP0106927A1 Production of improved mixed vanadium phosphorus oxide catalysts
05/01/1984US4446328 Mixed metal oxides containing molybdenum, iron, nickel, and tellurium
05/01/1984US4446251 Rhodium and sodium on silica gel