Patents
Patents for C07C 53 - Saturated compounds having only one carboxyl group bound to an acyclic carbon atom or hydrogen (9,125)
09/1992
09/23/1992EP0504277A1 Oxidative secondary rhodium recovery process.
09/22/1992US5149854 Preparation of platinum group metal and rhenium carboxylates
09/08/1992US5145993 Process for preparing D-2-(6-methoxy-2-naphthyl)-propionic acid and intermediate thereof
09/08/1992US5145611 Diabetes
09/08/1992US5145605 Nonsettling, storage stability
09/08/1992US5145488 Fuel additives
09/08/1992CA1307294C Process for the preparation of monocarboxylic anhydrides
09/08/1992CA1307293C Process for the preparation of monocarboxylic anhydrides
09/08/1992CA1307266C Hmg-coa reductase inhibitors
09/02/1992EP0501868A1 Salts of fatty amines and polyfluoro carboxylic acids, and use of them as lubricant additives
09/01/1992US5144050 Ruthenium(II)-BINAP diketonate complexes
09/01/1992US5143147 Cooling process associated with a process employing anhydrous hydrofluoric acid
08/1992
08/26/1992CN1063866A Process for preparation of halogenated compounds
08/26/1992CN1063865A Removal of carbonyl impurities from carbonylation process stream
08/25/1992US5142077 Aluminum magnesium hydroxy compounds
08/25/1992US5142056 Human immunodeficiency virus protease inhibitor
08/19/1992CN1063677A Method for preparing monochloro-acetic acid
08/13/1992DE4104377A1 New fluoro:cyclopropane derivs. - useful as insecticides and acaricides
08/12/1992EP0497759A1 Process for the recovery of catalyst values.
08/12/1992CN1063483A Technology for preparation of anhydrous formic acid
08/12/1992CN1063482A Process for preparation of granular lead stearate
08/11/1992CA1306237C Process for regenerating a carbonylation catalyst solution to remove corrosion metals
08/05/1992EP0497521A2 Removal of carbonyl impurities from a carbonylation process stream
08/01/1992WO1992013843A1 Synthesis of intermediates in the preparation of acat inhibitors
08/01/1992CA2099564A1 Synthesis of intermediates in the preparation of acat inhibitors
07/1992
07/29/1992CN1063097A Process for purification of carboxylic acids
07/21/1992US5132264 Acetate-Gluconate Mixture
07/21/1992US5132048 Weakly acidic colloidal dispersions of cerium (iv) compounds
07/21/1992US5132035 Deicing compositions comprising calcium magnesium acetate and chelating agent
07/15/1992EP0494527A1 Process for purification of carboxylic acids
07/15/1992EP0494440A2 Continuous process for preparing isobutyric acid by Koch's synthesis
07/15/1992CN1062721A Process for regenerating carbonylation catalyst solution to remove corrosion metals
07/14/1992US5130478 Process for the preparation of chlorides of chlorinated carboxylic acids
07/14/1992CA1305181C Removal of halides from carboxylic acids
07/14/1992CA1305180C Organic acids from alkanols
07/14/1992CA1305179C Acetic acid from ethane, ethylene and oxygen
07/12/1992WO1992012115A1 Process for preparing halogenated compounds
07/08/1992CN1062524A Continuous process for preparation of acetic anhydride or mixtures of acetic anhydride and acetic acid
07/08/1992CN1017314B Process for regenerating carbonylation catalyst solution to remove corrosion metals
07/06/1992CA2057638A1 Process for purification of carboxylic acids
06/1992
06/30/1992US5126482 Process for producing fluorine-containing carboxylic acids
06/30/1992US5126071 Optically active compound, process for producing same and liquid crystal composition containing same
06/25/1992WO1992010460A1 Preparation of platinum group metal and rhenium carboxylates
06/25/1992WO1992010459A1 Gold carboxylates and process for preparing the same
06/24/1992CN1062136A Process for purifying acetic acid and/or acetic anhydride
06/23/1992US5124476 Reacting dihalobenopropene with anhydrous mixture of nitrile and hydrofluoric acids, forming acid, esterifiying or amidating, dehalogenating
06/23/1992US5124290 Ion exchanging
06/23/1992CA1303941C Colloidal dispersion of a cerium iv compound in aqueous media and its preparation process
06/21/1992WO1992011226A1 Continuous process for the preparation of acetic anhydride or mixtures of acetic anhydride and acetic acid
06/17/1992EP0490507A2 Acetic acid from ethylene
06/17/1992CN1061956A Process for removing iodide compounds from carboxylic acids and/or anhydrides
06/11/1992CA2055836A1 Acetic acid from ethylene
06/10/1992EP0489547A1 A process for the preparation of a 3-alkylated indole, intermediates, and a process for the preparation of a derivative thereof
06/10/1992EP0489472A2 Carbonylation process and catalyst composition
06/10/1992CN1061772A Removal of carbonyl impurities from carbonylation process stream
06/09/1992CA1303062C Process for the preparation of perfluoroacyl fluorides
06/04/1992CA2055628A1 Carbonylation process and catalyst composition
06/02/1992US5118497 Surface modified aluminum and aluminum-zirconium salts
06/02/1992CA1302403C Amyloidosis and alzheimer's disease diagnostic assay and reagents therefor
05/1992
05/27/1992EP0487284A2 Removal of carbonyl impurities from a carbonylation process stream
05/27/1992EP0486948A2 Retroviral protease inhibiting compounds
05/27/1992CN1061401A Process for production of carboxylic cid anhydrides
05/27/1992CN1061400A Acetone removal process
05/21/1992EP0537138A4 Process for manufacturing crystalline calcium magnesium acetate.
05/20/1992EP0486385A1 Imidazole derivatives, process for their fabrication and pharmaceutical compositions containing them
05/20/1992EP0486024A2 Lactobacillus SP.B001 and method of producing mannitol
05/20/1992CA2055735A1 Removal of carbonyl impurities from a carbonylation process stream
05/15/1992CA2055325A1 Novel imidazole derivatives, process for preparing them and pharmaceutical compositions containing them
05/13/1992EP0484400A1 Continuous process for preparation of aqueous dispersions of metal soaps.
05/13/1992CN1061022A Continuous process for simultaneous preparation of acetic acid and acetic anhydride
05/12/1992US5112792 Nickel/silica catalyst and the preparation and use thereof
05/06/1992EP0484020A2 Process for purifying acetic acid and/or acetic anhydride
05/06/1992EP0483536A2 Continuous process for the simultaneous preparation of acetic acid and acetic anhydride
05/06/1992EP0483518A1 Method for the removal of metallic corrosion products from non-aqueous carbonylation reaction systems
05/01/1992CA2054025A1 Process for purifying acetic acid and/or acetic anhydride
05/01/1992CA2052868A1 Process for removing metallic corrosion products from carbonylation reactions carried out under anhydrous conditions
04/1992
04/30/1992DE4034305A1 Hydrophobierte doppelschichthydroxid-verbindungen, verfahren zur herstellung und ihre verwendung als alkoxylierungskatalysatoren Hydrophobicized double layer hydroxide compounds, methods of preparation and their use as alkoxylation
04/29/1992EP0482787A2 Process for removing iodide compounds from carboxylic acids and/or their anhydrides
04/29/1992CN1060651A Process and catalyst for production of ethylene and acetic acid
04/21/1992US5107006 Photostabilizers developers
04/21/1992CA1299195C Addition of hydrogen to carbon monoxide feed gas in producing acetic acid by carbonylation of methanol
04/21/1992CA1299191C Functionalisation of iodo-polyfluoroalcanes by electrochemical reduction, and new fluorinated compounds thus obtained
04/20/1992WO1992006945A1 Metal carboxylates
04/20/1992CA2094283A1 Metal carboxylates
04/20/1992CA2053179A1 Process for removing iodide compounds from carboxylic acide and/or anhydrides
04/15/1992EP0480594A2 Process and catalyst for the production of ethylene and acetic acid
04/12/1992CA2052633A1 Process and catalyst for the production of ethylene and acetic acid
04/08/1992EP0479463A2 Process for the production of carboxylic acid anhydrides
04/04/1992CA2052632A1 Process for the production of carboxylic acid anhydrides
04/02/1992WO1992006062A1 Acetone removal process
04/01/1992CN1059902A Process for simultaneous preparation of acetic acid and acetic anhydride
03/1992
03/25/1992EP0476333A2 Process for simultaneous production of acetic acid and acetanhydride
03/22/1992CA2050570A1 Process for the simultaneous preparation of acetic acid and acetic anhydride
03/19/1992WO1992004118A1 Carbonylation of methanol using a novel transition metal catalyst precursor
03/17/1992US5097069 Ferrous or cobaltous ions, quaternary ammonium or phosphonium or alkali or alkali earth metal compound, iodide ion
03/05/1992WO1992007795A1 Hydrophobised double-layer hydroxide compounds
03/03/1992US5093522 Carboxylic acid halides containing trifluoromethyl groups and a process for their preparation
03/03/1992US5093510 Process for producing copper formate
03/01/1992CA2090402A1 Carbonylation of methanol using a novel transition metal catalyst precursor
03/01/1992CA2024284A1 Carbonylation of methanol using a novel transition metal catalyst precursor
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