Patents for C07C 67 - Preparation of carboxylic acid esters (66,429) |
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04/23/1996 | US5510514 Reaction of acrylic or methacrylic acid with alkanol in the presence of sulfuric acid catalyst |
04/23/1996 | US5510513 Fluorine containing diester of alkyl-or alkenylsuccinic acid, preparation thereof and magnetic recording medium |
04/23/1996 | US5510512 Process for preparation of 2-(dialkoxymethyl)-carboxylic acid esters |
04/23/1996 | US5510509 Preparation of esters of cyclopropane-1,1-dicarboxylic acid |
04/23/1996 | US5510503 Bisphosphines for asymmetric hydrogenation catalysts |
04/22/1996 | CA2161156A1 Process for the preparation of fatty acid-esterified propoxylated glycerin |
04/18/1996 | WO1996011184A1 Colchicine derivatives and the therapeutical use thereof |
04/18/1996 | WO1996011179A1 Preparation of carboxylic acids or related esters by carbonylation in the presence of iridium |
04/18/1996 | DE4437043A1 Polyole und Verfahren zu deren Herstellung aus PET-Abfällen der PET-Produktion Polyols and methods for their preparation from PET waste PET production |
04/18/1996 | DE4436385A1 Olefinically unsatd. cpds. prodn. by catalytic oxidn.-oxidative dehydrogenation |
04/17/1996 | EP0706991A1 Process for the preparation of 1,4 butanediol mono(meth)acrylate by esterification of (meth)acrylic acid with 1,4 butanediol while obtaining an aqueous solution of non converted 1,4 butanediol |
04/17/1996 | EP0706990A1 Process for the separation of a monoester of (meth)acrylic acid with a C4 to C6 alcanediol from an aqueous solution containing a monoester of (meth)acrylic acid with a C4 to C6 alcanediol and the C4 to C6 alcanediol |
04/17/1996 | EP0706989A1 Process for the separation of diester of (meth)acrylic acid with C4 to C6 alcanediol from a mixture containing mainly the C4 to C6 alcanediol and the diester of (meth)acrylic acid with C4 to C6 alcanediol |
04/17/1996 | EP0706988A1 Process for the production of methyl esters of fatty acids or ethyl esters of fatty acids and glycerine by transesterification of oil or fat |
04/17/1996 | EP0706982A1 Method of separating optical isomers |
04/17/1996 | EP0686140A4 Alkylation of alkyl salicylate using a long chain carbon feed |
04/17/1996 | EP0523122B1 Esters and fluids containing them |
04/17/1996 | CN1120631A Two-stage spirally-arranged seat for diesel cleaner |
04/17/1996 | CN1120531A Process for the manufacturing of alkyl acrylates by direct esterification |
04/16/1996 | US5508464 Nitrating of a 4,5-dibenzyloxyphenylacetonitrile, followed by debenzylation, hydrogenation and cyclization |
04/16/1996 | US5508457 Esterification process |
04/16/1996 | US5508444 Cyclic compounds |
04/16/1996 | US5508435 Asymmetric hydrogenation of beta- or gamma-ketoesters and beta- or gamma-ketoamides |
04/16/1996 | US5508394 Citric esters of polyhydroxy compounds and use thereof in detergents |
04/16/1996 | US5508390 Diterpenes having immunomodulatory action |
04/16/1996 | US5507973 Highly reactive zerovalent metals from metal cyanides |
04/16/1996 | CA2011748C Method of preventing after-ripening or aging of fruit and vegetables |
04/12/1996 | CA2160180A1 Co-feed carboxylic acids for production of vinyl esters |
04/11/1996 | WO1996010556A1 Microbicides |
04/11/1996 | WO1996010554A1 Processes for the preparation of cyclopropanecarboxylic acid and derivatives thereof |
04/11/1996 | CA2200597A1 Processes for the preparation of cyclopropanecarboxylic acid and derivatives thereof |
04/10/1996 | EP0705840A1 Process for the preparation of 0,0-dialkyl-4-phosphono-2-methyl-2-butenic acid alkylesters and 4-halogeno-2-methyl-2-butenic acid alkylesters with high content of E-isomers |
04/10/1996 | EP0553205B1 Carbonylation of allylic alcohols and synthesis of an ambergris fragrance compound |
04/09/1996 | US5506060 Method for making multidimensional ether or ester oligomers |
04/04/1996 | WO1996010009A1 A method for controlling polyol ester conversion using near or mid-infrared analysis |
04/04/1996 | WO1996010004A1 Process for the purification of 2,6-diisopropylphenol |
04/04/1996 | DE4435332A1 Carboxylic acid prodn. by aldehyde oxidn. |
04/03/1996 | EP0704537A2 Process for the resolution of a stereo-isomeric alcohol mixture |
04/03/1996 | EP0704423A1 Process for the preparation of the tert-butyle ester of chloroacetic acid |
04/03/1996 | EP0703896A1 Low pressure process for the manufacture of cyclohexanedicarboxylate esters |
04/03/1996 | EP0703895A1 Preparation of dimethyl cyclohexanedicarboxylates |
04/03/1996 | EP0703894A1 Low pressure process for the hydrogenation of dimethyl benzenedicarboxylates to the corresponding dimethyl cyclohexanedicarboxylates |
04/03/1996 | EP0703885A1 Synthesis of substituted triphenylenes, useful as discotic liquid crystals |
04/03/1996 | CN1119642A Polymer supported organotin catalyst |
04/03/1996 | CN1119636A Inhibition of the polymerization of vinylaromatic or vinyliphatic compounds |
04/02/1996 | US5504248 Preparation of halogenated compounds |
04/02/1996 | US5504245 Processes for the preparation of cyclopropanecarboxylic acid and derivatives thereof |
04/02/1996 | US5504243 Method for inhibiting polymerization of (meth) acrylic acid and esters thereof |
04/02/1996 | US5504173 Chemical process |
04/02/1996 | US5504122 Using base to neutralize acid formed by polymer degradation |
04/02/1996 | US5504121 Depolymerization by transesterifying with boiling ethanediol, hydrolyzing to form ethanediol solution and terephthalic acid crystals |
04/02/1996 | US5504112 Pyrethrinoid esters |
03/28/1996 | DE3790858C2 Selective alkylation of toluene |
03/27/1996 | EP0703210A1 Process for producing 2,6-di-tert-alkylcyclohexanol |
03/27/1996 | EP0702998A1 Process for preparing keto compounds |
03/27/1996 | EP0555335B1 Process for the purification of hydroxypivalyl hydroxypivalate |
03/27/1996 | CN1119433A Process for the carbonylation of acetylenically unsaturated compounds |
03/26/1996 | US5502243 Forming ethylidene diacetate from dimethyl ether, methanol and synthesis gas |
03/26/1996 | US5502240 Preparation of plasticizers without catalyst contamination |
03/26/1996 | US5502239 Acidification to dissociate ligands and separation from glycol and metal ion |
03/26/1996 | US5502216 Anticholesterol |
03/26/1996 | US5501708 Process for tanning hides and compounds for use therein |
03/21/1996 | DE3790859C2 Selective alkylation of toluene |
03/20/1996 | EP0701991A1 Process for the preparation of lignin analogues and starting materials therefor |
03/20/1996 | EP0701990A1 Hydrocarbonylation of dimethyl ether |
03/20/1996 | EP0701547A1 The preparation of mixtures of (r)- and (s)-2-(4-alkanoylphenoxy)- or (r)- and (s)-2-(4-aroylphenoxy)propionic esters |
03/20/1996 | EP0688243A4 Pretreatment of palladium-gold catalysts useful in vinyl acetate synthesis |
03/20/1996 | EP0600958B1 Epoxy-ring opening products and method of producing |
03/20/1996 | EP0594580B1 Olefinically unsaturated adducts of propylene on polyunsaturated fatty acids or fatty acid esters, process for producing them and their use |
03/20/1996 | CN1118778A Method for inhibiting polymerization of (meth) acrylic acid and esters thereof |
03/14/1996 | WO1996007633A1 Phenylacetic acid alkyl esters |
03/14/1996 | WO1996007632A1 Process for preparing a synthetic ester from a vegetable oil |
03/14/1996 | DE19513493C1 Prodn. of poly-tetra:methylene-ether-glycol di:ester |
03/14/1996 | CA2199422A1 Alkyl phenylacetates |
03/14/1996 | CA2199375A1 Process for preparing a synthetic ester from a vegetable oil |
03/13/1996 | EP0700885A1 Process for the introduction of fluoro-carbon substituents in organic compounds |
03/13/1996 | EP0700375A1 Preparation of cyclopropane esters |
03/13/1996 | EP0544880B1 Method of preparing diacetyl rhein |
03/13/1996 | CN1118344A Processes for producing tetrafluorophthalic anhydride and fluorobenzoic acids |
03/13/1996 | CN1031261C Extraction of ester from Job's tears |
03/12/1996 | USRE35177 N-fluoropyridinium salt and process for preparing same |
03/12/1996 | US5498751 Organotin catalyzed transesterification |
03/12/1996 | US5498750 Process for the preparation of 1-fluoro-cyclopropane-1-carboxylic acid |
03/12/1996 | US5498749 Process for separating cyclohexane dimethanol from dimethyl terephthalate |
03/12/1996 | US5498746 Process for the preparation of 5,6-dihydroxyindole and intermediate compounds |
03/12/1996 | US5498745 Antiallergen intermediates, inhibitors of leukotrienes, lipoxygenase inhibitors |
03/12/1996 | US5498738 Method for the preparation of a novel a-ring precursor for taxoids and novel intermediates |
03/12/1996 | US5498729 Prodrug compositions |
03/09/1996 | CA2131654A1 Process for producing lower alkyl fatty acid esters |
03/07/1996 | WO1996006823A1 Dicarboxylic acid ester derivatives with a diacyloxypropyl residue |
03/06/1996 | EP0699652A2 Method for the preparation of butane-1,4-diol from maleic anhydride |
03/06/1996 | EP0547124B1 Process for making e/z mixtures of 2-(6-alkyl-bicyclo- 3.3.0]-octane-3-ylidene)-acetic acid derivatives with a preponderant proportion of the e-isomers |
03/06/1996 | EP0505408B1 Selective esterification of long chain fatty acid monoglycerides with medium chain fatty acid anhydrides |
03/06/1996 | EP0494177B1 Continuous process for producing lower alkyl esters |
03/06/1996 | CN1118159A Catalyst for aryl ester production and process for producing aryl ester therewith |
03/06/1996 | CN1118158A Process for the production of plasticizer and polyol esters |
03/06/1996 | CN1031189C Process for the producing DMT-intermediate product |
03/05/1996 | CA1338121C Anticonvulsant and neuroprotective 2-aminoacetamide derivatives |
03/01/1996 | CA2157151A1 Methylated herbicidal adjuvant |
02/29/1996 | WO1996006067A1 Use of phosphinic acid or organophosphonic acid in order to stabilise the colour of unsaturated c3-c5 carboxylic acid esters |