Patents for C07C 51 - Preparation of carboxylic acids or their salts, halides, or anhydrides (43,144) |
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01/27/1988 | EP0254486A1 Preparation of metal gluconates |
01/27/1988 | EP0254220A1 Process for the preparation of 2.2-bisphenyl hexafluoropropane |
01/27/1988 | EP0254092A1 Process for the preparation of maleic anhydride by partial oxidation |
01/27/1988 | EP0254080A2 Malonic acid derivatives and methods for their synthesis |
01/27/1988 | EP0254051A2 Chemiluminescent 1,2-dioxetane compounds |
01/27/1988 | EP0253896A1 Process for producing methacrylic acid and catalysts for the process |
01/26/1988 | US4721808 Process for purification of crude p-hydroxymethylbenzoic acid |
01/26/1988 | US4721726 Substituted dipeptides as inhibitors of enkephalinases |
01/26/1988 | CA1231967A1 Production of carboxylic acids from organic formate esters |
01/26/1988 | CA1231966A1 Production of carboxylic acids from alcohols |
01/26/1988 | CA1231965A1 Synergistic production of carboxylic acids from alcohols |
01/26/1988 | CA1231964A1 Synergistic production of carboxylic acids from organic formate esters |
01/26/1988 | CA1231961A1 Preparation of cyclobutene substituted aromatic hydrocarbons |
01/20/1988 | EP0253409A2 Anhydrous diluents for the propylene oxidation reaction to acrolein and acrolein oxidation to acrylic acid |
01/20/1988 | EP0253214A1 Process for the preparation of chlorocarboxylic acid chlorides |
01/20/1988 | CN87103274A 5-arylalkyl-4-alkoxy-2(5h)-furanones, processes and intermediates for preparing thereof and use as pharmaceutical compositions |
01/20/1988 | CN87101635A Process for carbonylation of olefinically unsaturated compounds with palladium catalyst |
01/19/1988 | US4720594 Process for the preparation of aromatic aldehydes |
01/19/1988 | US4720579 Separation of citric acid from fermentation broth with a neutral polymeric adsorbent |
01/19/1988 | US4720577 Process for the extraction of carboxylic acids from dilute aqueous solutions |
01/19/1988 | US4720576 Process for dimerization of aromatic halide compounds |
01/19/1988 | US4720575 H8 PMo10 VO39 and its anhydride, PMo10 VO35 and preparation therewith of methacrylic acid and its lower alkyl ester |
01/19/1988 | US4720556 3-oxabicyclo-(3,1,0)-hexan-2-ones |
01/19/1988 | US4720527 New functionalized perfluoropolyethers and process for the preparation thereof |
01/19/1988 | US4720504 Use of bis-platinum complexes as antitumor agents |
01/19/1988 | US4720352 Process for the preparation of vanadium-containing mixed metal soap solutions |
01/19/1988 | CA1231715A1 Complexes of technetium-99m with alkylene amine oximes |
01/13/1988 | EP0252766A1 A method for preparing fluorine containing alpha,beta-unsaturated carboxylic acids |
01/13/1988 | EP0252639A1 Leukotriene antagonists |
01/13/1988 | EP0252408A2 Method for the production of carboxylic acid halides |
01/12/1988 | US4719311 Multistage oxidation |
01/12/1988 | US4719258 Rigidity |
01/12/1988 | US4719052 2,2-difluoropropionic acid derivatives |
01/12/1988 | US4718994 Method for preparing hydroxy compounds of aromatic and heteroaromatic series |
01/12/1988 | CA1231350A1 Preparation of trifluoroacetic anhydride |
01/12/1988 | CA1231348A1 Synthesis of organic compounds from carbon |
01/12/1988 | CA1231347A1 Process for the preparation of 2-chloropropionic acid |
01/12/1988 | CA1231346A1 Process for the carbonylation of olefinically unsaturated compounds with a palladium catalyst |
01/07/1988 | EP0251164A2 New chiral phosphinopyrrolidine compounds and their use for asymetric synthesis of optically active compounds |
01/07/1988 | EP0251058A2 Process for the racemization of optically active phenoxy-propionic acid esters and their derivatives |
01/07/1988 | EP0251041A1 Process for preparing 2,3,5,6-tetrafluorobenzoic acid and the compounds 2,3,5,6-tetrachloro-4-trifluoromethylbenzoyl chloride and 2,3,5,6-tetrafluoro-4-trifluoromethylbenzoyl fluoride |
01/05/1988 | US4717720 Benzonaphthalene derivatives and compositions |
01/05/1988 | US4717454 Condensation to form higher boiling fraction, distillation |
01/05/1988 | CA1231099A1 Long chain alkyl- or alkenyl quaternary ammonium salts and their use as drag reducing agents |
01/05/1988 | CA1231086A1 Process for preparing a transition metal-silicate catalyst |
12/29/1987 | US4716245 Catalyzed oxidation of 2,6-diisopropylnaphthalene in carboxylic acid |
12/29/1987 | US4716241 Cyclopentane derivatives |
12/29/1987 | CA1230891A1 PREPARATION OF OPTICALLY-ACTIVE .alpha.-SUBSTITUTED PHENYLACETIC ACIDS |
12/29/1987 | CA1230890A1 Process for the preparation of carboxylic acids |
12/23/1987 | EP0250264A1 Irreversible dopamine-Beta-hydroxylase inhibitors |
12/23/1987 | EP0250189A1 Process for carbonylating alcohol to carboxylic acid, especially methanol to acetic acid |
12/23/1987 | EP0249976A1 Process for the production of carboxylic acids |
12/23/1987 | EP0249867A2 Substituted phenyl esters of alpha-fluoroacrylic acid |
12/23/1987 | EP0249844A1 Ketolactones |
12/22/1987 | US4714786 For skin disorders, mucous membranes, rheumatism |
12/22/1987 | US4714776 Antiallergic agents |
12/22/1987 | CA1230611A1 Process for the preparation of mixtures of acetic acid, propionic acid and butyric acid |
12/22/1987 | CA1230610A1 Process for the the preparation of l(-)carnitine hydrochloride and of l(-)carnitine inner salt |
12/22/1987 | CA1230597A1 Succinimide derivatives and their production |
12/22/1987 | CA1230589A1 Preparation of acetic acid and methyl acetate |
12/17/1987 | WO1987007604A1 Derivatives of all-trans- and 13-cis retinoic acid and methods for preparing same |
12/16/1987 | EP0249359A2 Process for production of fatty acids |
12/16/1987 | EP0248951A2 Process for producing branched carbonylation products from alpha unsaturated olefins |
12/16/1987 | CN86103840A Compoundedinhibitor of polymerization for methacrylic acid and esters thereof |
12/15/1987 | US4713486 Novel compounds |
12/15/1987 | US4713485 Process for preparing α-hydroxy-alkanoic acids and compounds obtained by this process |
12/15/1987 | US4713484 Single phase carbonylation of aromatic halides to carboxylic acid salts |
12/15/1987 | US4713464 Process for production of maleic anhydride |
12/15/1987 | US4713437 Salt of oxaalkylenediamine with dicarboxylic acid, containing hydrazine, preparation, and nylon prepared therefrom |
12/15/1987 | US4713409 Vulcanizable polymeric compositions containing a zinc dimethacrylate adjuvant and method for preparing the adjuvant |
12/15/1987 | US4713201 Using hydrazine hydrate; discoloration inhibition |
12/10/1987 | DE3619169A1 Process for the acylation of aromatics |
12/09/1987 | EP0248465A1 Process for the preparation of a basic salt, such a salt and lubricating oil compositions containing such a salt |
12/09/1987 | EP0248423A1 Process or the acylation of aromatic compounds |
12/09/1987 | EP0248259A1 Process for producing formic acid by carbonylation of hydroxyalkylamines and hydrolysis of the hydroxyalkylformamides produced |
12/09/1987 | EP0248074A1 Process for the co-production of aromatic carboxylates and alkyl iodides. |
12/08/1987 | US4711896 Antidiabetic, antilipemic agents |
12/08/1987 | CA1230127A1 Phenylalkanoic acid derivatives, their preparation and use |
12/03/1987 | WO1987007267A1 Method of synthesizing tetrafluorophthalonitrile |
12/03/1987 | WO1987007264A1 Composition of matter containing potassium acetylsalicylate and useful for producing solutions of potassium acetylsalicylate, and process for preparation |
12/03/1987 | WO1987004427A3 Prostaglandin synthesis |
12/02/1987 | EP0247481A1 Process for the preparation of 2,2-bis-chloromethyl-alkane-carboxylic-acid chlorides |
12/02/1987 | EP0247472A2 Process for the preparation of carboxylic acid derivatives |
12/02/1987 | EP0247320A2 5-Arylalkyl-4-alkoxy-2(5H)-furanones, intermediates and process for their preparation as well as their application as therapeutically active ingredients |
12/02/1987 | EP0247199A1 Synthetic routes to cyclopentanecarboxylic acid derivatives |
12/02/1987 | EP0247159A1 Process for the co-production of aromatic carboxylates and alkyl iodides. |
12/02/1987 | CN87102247A Process for production of composite oxide catalysts |
12/01/1987 | US4710484 Devolatilized catalyst precursor is conditioned in boiling aliphatic alcohol prior to being calcined |
11/24/1987 | US4709090 Dehydrogenation of a polyethylene glycol with a hydroxide and copper-zirconium catalyst |
11/24/1987 | US4709089 Method for refining 2-(aryl substituted) propionic acid or its salt |
11/24/1987 | US4709088 Process for producing 2,6-naphthalene-dicarboxylic acid |
11/24/1987 | US4709082 Crystallization with an amine or alcoholate as racemizing agent |
11/24/1987 | US4709057 Method of preparing fine crystal particles of maleic anhydride |
11/24/1987 | US4708963 Novel carbacyclins, their preparation and use |
11/24/1987 | US4708864 Metal-acid complex |
11/24/1987 | CA1229617A1 Process for the preparation of dimethylmaleic anhydride |
11/24/1987 | CA1229616A1 Process for the preparation of dimethylmaleic anhydride |
11/24/1987 | CA1229594A1 Photosensitive compositions of matter which are capable of undergoing condensation or addition reactions and may or may not be crosslinkable, reaction products which can be prepared therefrom and their use |
11/19/1987 | EP0245959A2 Ruthenium-phosphine complexes |
11/19/1987 | EP0245719A2 Method and apparatus for the production of formic acid |