Patents
Patents for C07C 57 - Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms (12,415)
10/1993
10/16/1993CA2093989A1 Reagent and catalytic process for clearing a protected function
10/05/1993US5250729 Vapor phase catalytic deetherification or dehydroxylation of alpha- or beta-hydroxy or alkoxy esters using crystalline aluminum silicate zeolites and mild conditions
10/05/1993US5250726 Process for the preparation of 3-pentenoic acid from butadiene
10/05/1993US5250485 Mixing high molecular weight addition polymer with mixed oxide catalyst, molding, heat treating
10/05/1993US5250325 Corrosion inhibitors
09/1993
09/29/1993EP0562806A1 Process for producing an alpha, beta-unsaturated carboxylic acid
09/29/1993EP0561908A1 METHOD FOR PREPARING $g(a)-ARYLPROPIONIC ACIDS
09/29/1993CN1022239C Process for preparation of 3,3-dimethyl-penten-4 acid
09/29/1993CN1022237C Quenching process of reaction product gas containing methacrycic acid and treatment method of quenched liquid
09/28/1993US5248819 Process for recovering methacrolein
09/28/1993US5248815 Stereo-selective synthesis of 2-aryl-propionic acids of high optical purity by using chiral oxazolines
09/15/1993EP0560532A1 Preparation of cis-olefins
09/14/1993US5245061 Anticancer agents
09/14/1993US5244921 Eicosapentaenoic acids and methods for their production
09/14/1993CA1322197C 9-halogen-(z) prostaglandin derivatives, process for their production and their use as pharmaceutical agents
09/08/1993EP0558974A1 Process for manufacturing unsaturated fatty acids
09/08/1993EP0558621A1 Process for improving flow characteristics of crystalline ibuprofen.
09/07/1993US5243094 Derivatives of long chain fatty alcohols, their uses, particularly as cytotrophic and cytoprotective molecules, and pharmaceutical compositions containing them
09/07/1993US5243063 Method for inhibiting foulant formation in a non-aqueous process stream
09/02/1993WO1993016979A1 Mixed magnesium/zinc basic soaps
09/01/1993EP0558415A1 Method of improving a smooth oxidation reaction
09/01/1993EP0558028A1 Process for producing catalysts for synthesis of unsaturated aldehydes and unsaturated carboxylic acids
09/01/1993CN1075712A Method for improving the performance of VPO catalysts
08/1993
08/31/1993US5241094 Basic calcium aluminum hydroxide dicarboxylates, a process for their production and their use
08/28/1993CA2090375A1 Method for enhancing an oxidation reaction
08/26/1993DE4204886A1 Basische magnesium/zink-seifen, verfahren zu ihrer herstellung und ihre verwendung als stabilisatoren fuer thermoplastische kunststoffe Basic magnesium / zinc soaps, process for their production and their use as stabilizers for thermoplastic plastics
08/24/1993US5239115 Oxidation of methacrolein using vanadyl pyrophosphate catalyst
08/19/1993WO1993016027A1 Method for improving the performance of vpo catalysts
08/19/1993CA2108001A1 Method for improving the performance of vpo catalysts
08/18/1993CN1021813C Preparation for rapidly solubilized calcium fumarate
08/14/1993WO1993016028A1 Assessment of autoignition conditions and suppression of autoignition
08/14/1993CA2107999A1 Assessment of autoignition conditions and suppression of autoignition
08/11/1993EP0554660A2 Process for the purification of alpha-beta-monoethylenic crude acids and of insaturated carboxylic acids
08/11/1993EP0554636A1 Process for the preparation of arylacetic acids and their alkali metal salts
08/10/1993US5235101 Preparation by flotation of optically active aliphatic carboxylic acids
08/10/1993US5235100 Adding a base to a melt to form a salt; adding a chiral organic nitrogen base and separating the precipitate
08/10/1993US5235095 Forming a salt, reacting with a chiral organic nitrogenous base to form a salt, precipitation
08/10/1993US5235076 Anticarcinogenic agents
08/10/1993US5234874 Attrition-resistant catalyst system and its application to the oxidative dehydrogenation of saturated carboxylic acids, especially in entrained-bed reactors
08/05/1993WO1993015040A1 Preparation of optically active aliphatic carboxylic acids
08/05/1993WO1993015039A1 Preparation of optically active aliphatic carboxylic acids
08/05/1993WO1993015038A1 Preparation of optically active aliphatic carboxylic acids
08/05/1993WO1993015037A1 Preparation by flotation of optically active aliphatic carboxylic acids
08/05/1993WO1993015034A1 Racemization process
08/05/1993CA2128522A1 Racemization process
08/05/1993CA2128521A1 Preparation of optically active aliphatic carboxylic acids
08/05/1993CA2128520A1 Preparation of optically active aliphatic carboxylic acids
08/05/1993CA2128519A1 Preparation of optically active aliphatic carboxylic acids
08/05/1993CA2128518A1 Preparation of flotation of optically active aliphatic carboxylic acids
08/04/1993EP0554023A1 Corrosion inhibitors
08/04/1993EP0553205A1 Carbonylation of allylic alcohols and synthesis of an ambergris fragrance compound.
08/03/1993US5233084 Electrochemical carboxylation; dehydration, catalytic asymetric hydrogenation
08/03/1993CA1320965C Process for making substituted carboxylic acids and derivatives thereof
07/1993
07/28/1993EP0552287A1 Shaped oxidation catalyst structures for the production of maleic anhydride.
07/28/1993CN1074675A Preparing process for rich maleic acid rare-earth complex
07/27/1993US5231226 Fixed bed oxidation with metal oxide catalysts with cooling
07/27/1993US5231223 Reacting an aryldiazonium salt with olefin in presence of palladium catalyst
07/27/1993CA1320748C Inclination measuring device and a capsule therefor
07/27/1993CA1320735C Process for the production of nitriles and anhydrides
07/22/1993WO1993014056A1 Profen resolution
07/22/1993CA2128525A1 Profen resolution
07/21/1993EP0551729A1 Gamma-linolenic acid for the preparation of a medicament for preventing reocclusion of arteries
07/21/1993EP0551519A1 Molded or supported catalyst excellent in mechanical strengths for use in synthesizing methacrolein and methacrylic acid and production thereof
07/20/1993US5229424 Insecticides, acaricides
07/20/1993CA1320495C2 Optically active ketals, processes for their preparation and their use in the synthesis of alpha-arylakanoic acids
07/20/1993CA1320490C Anti-inflammatory agents
07/14/1993EP0551111A1 Process for purifying acrylic acid to high purity in the production of acrylic acid
07/14/1993EP0550979A2 Process for the production of therephthalic acid
07/14/1993EP0550889A1 Process for producing L-Ambrox
07/14/1993EP0550475A1 Process for producing 3,3-dideutero-2-fluoracrylic acid and trideutero-2-fluoracrylic acid salts and their use
07/14/1993CN1074212A Crystallization of optical isomers of leukotriene antagonists
07/13/1993CA1320192C Pharmaceutical compositions
07/08/1993WO1993013046A1 Stereo-selective synthesis of 2-aryl-propionic acids of high optical purity by using chiral oxazolines
07/08/1993WO1993013042A1 Process for producing methacrylic acid and methacrolein
07/07/1993EP0550383A1 Medicament containing crystalline fumaric acid salts of 9,9-alkylen-3,7diazabicyclononane compounds
07/06/1993US5225594 Process for producing methacrylic acid
07/06/1993US5225441 Treatment of periodontal disease
07/06/1993US5225429 Fluorinated arachidonic acid derivatives
06/1993
06/30/1993EP0548835A1 Emulsified alkenylsuccinic acid sizing agent
06/30/1993CN1021436C Process for preparing of absolute stereochemical formula crystallographic compound
06/29/1993US5223640 Preparation of optically active α-aryl propionic acids
06/29/1993US5223271 Lithium treatment
06/29/1993CA1319607C Antithrombotic pharmaceutical preparation and process for preparing same
06/24/1993WO1993012242A1 Method to produce single cell oil containing gamma-linolenic acid
06/24/1993WO1993012062A1 Process for preparing ketone enantiomer
06/24/1993WO1993012054A1 Crystallization of optical isomers of leukotriene antagonists
06/24/1993WO1993011755A1 Means for the modulation of processes mediated by retinoid receptors and compounds useful therefor
06/24/1993CA2125495A1 Crystallization of optical isomers of leukotriene antagonists
06/23/1993EP0547672A2 Inhibitors of farnesyl protein transferase
06/23/1993EP0547671A2 Inhibitors of farnesyl protein transferase
06/23/1993EP0547670A2 Inhibitors of farnesyl protein transferase
06/23/1993EP0547669A2 Inhibitors of farnesyl protein transferase
06/23/1993CN1021325C Process for preparing ethynylphenyl-containing retinoic acid derivatives
06/22/1993US5221768 Process for the production of deuterated acid or deuterated methacrylic acid
06/22/1993US5221765 Racemization process for an optically active carboxylic acid or ester thereof
06/17/1993CA2085283A1 Inhibitors of farnesyl protein transferase
06/17/1993CA2085282A1 Inhibitors of farnesyl protein transferase
06/17/1993CA2084796A1 Inhibitors of farnesyl protein transferase
06/17/1993CA2084795A1 Inhibitors of farnesyl protein transferase
06/15/1993US5220053 Mixing racemic acid with solvent, reacting with chiral base, precipitating salt, treating with racemic mixture to increase concentration, separating