Patents
Patents for C07C 51 - Preparation of carboxylic acids or their salts, halides, or anhydrides (43,144)
02/1985
02/26/1985CA1183165A1 Carbonylation process of methyl acetate
02/26/1985CA1183164A1 Process for preparing acetic anhydride
02/26/1985CA1183163A1 Process for preparing acetic anhydride
02/26/1985CA1183162A1 Preparation of carboxylic acid anhydrides
02/26/1985CA1183161A1 Process for preparing anhydrides from carboxylic acids by carbonylation
02/26/1985CA1183159A1 Extraction of organic acids from aqueous solutions
02/26/1985CA1183158A1 Method for synthesis of long-chain carboxylic acids and alcohols
02/26/1985CA1183157A1 Process for preparing alkali metal salts of 3-amino-2, 5-dichloro-benzoic acid
02/26/1985CA1183147A1 Detergent compounds and compositions
02/20/1985EP0133331A1 Process for the preparation of acetic acid and/or methyl acetate
02/20/1985EP0133311A2 Substituted imidazolinyl benzoic acids, esters and salts and use thereof as herbicidal agents
02/19/1985US4500733 Reacting an a-acyl-g-halocarboxylic acid with an alkali or alkaline earth metal hydroxide
02/19/1985US4500732 Process for removal and recycle of p-toluic acid from terephthalic acid crystallizer solvent
02/19/1985US4500731 Treatment of ulcers and other gastrointestinal disorders
02/19/1985US4500730 Process for producing aromatic polycarboxylic acid
02/19/1985US4500720 Intermediates for insecticides
02/19/1985US4500693 Water soluble copolymer method for manufacture therefore and use thereof
02/19/1985US4500474 Using cobalt, ruthenium, and iodide compounds, and hydrogen
02/19/1985US4500473 Catalytic reacting alkyl(or phenyl) iodide or sulfonate with carboxylate and carbon monoxide in aprotic solvent
02/19/1985US4500471 Preparation of trifluoromethyl-benzoyl halides
02/19/1985US4500466 Method for preparing a zinc dimethacrylate powder having a specific surface area range
02/19/1985US4500463 Polyprenyl carboxylic acid derivatives
02/19/1985US4500343 Oxazolyl and thiazolyl amides as herbicides
02/19/1985CA1182831A1 Process for the production of tetronic acid
02/19/1985CA1182830A1 Process for the production of tetronic acid
02/19/1985CA1182818A1 N-substituted mercaptoacyl propionamides
02/19/1985CA1182803A1 Mixed metal phosphorus oxide catalyst for the oxidative dehydrogenation of carboxylic acids
02/13/1985EP0132854A2 Process for the optical resolution of (+/-) 2-(6'-methoxy-2'-naphthyl)-propionic acids
02/13/1985EP0132733A2 Fluoropivalic-acid fluorides and process for producing them
02/13/1985EP0132703A1 Process for the separation of salts of vinylic compounds in the solid state from aqueous solutions
02/13/1985EP0132681A1 Process for the preparation of fluorocarboxylic acids
02/13/1985EP0132570A1 Process for the preserving distillation of fatty acids
02/13/1985EP0132566A2 Substituted benzophenones
02/13/1985EP0132450A1 Method of purifying methacrylic acid
02/12/1985US4499302 Oxidative dehydrogenative of saturated acid using metallic catalyst
02/12/1985US4499301 Process for the preparation of unsaturated aldehydes and carboxylic acids
02/12/1985US4499300 Cobalt-catalyzed oxidation of 1,4-diethylbenzene; rearrangement; photochlorination; dehydrochlorination
02/12/1985US4499299 Antiallergens, an iinflammatory
02/12/1985US4499295 Substituted benzoic acid
02/12/1985US4499172 Heat-developable color light-sensitive material with alkyl carboxylic acid base precursor containing triple bond
02/12/1985US4499029 From anhydrous mixture of propylene, carbon monoxide, and hydrogenfluoride
02/12/1985CA1182476A1 Process for the manufacture of acetic acid, acetic aldehyde and ethanol from synthesis gas
02/12/1985CA1182474A1 Process for the manufacture of soap
02/12/1985CA1182473A1 Preparation of chlorinated phenoxyalkanoic acids
02/12/1985CA1182471A1 Process for preparation of 2-hydroxynaphthalene-3- carboxylic acid
02/12/1985CA1182462A1 Rhodium-phosphine chiral hydrogenation catalyst
02/12/1985CA1182439A1 Process for producing abrasion-resistant shell catalysts and use of same
02/05/1985US4497964 Carbonylation, hydrogenation
02/05/1985US4497958 Process for oxidizing a carboxylic anhydride with heterogeneously prepared vanadium-phosphorus-oxygen containing catalyst composition
02/05/1985US4497747 Process for making acetic anhydride
02/05/1985CA1182127A1 Rhodium-catalyzed oxidation process for producing carboxylic acids
02/05/1985CA1182125A1 Process for producing threo-3-amino-2- hydroxybutanoyl-aminoacetic acids, as well as novel intermediates therefor and process for producing them
01/1985
01/30/1985EP0132391A2 Process for the production of acetic anhydride
01/29/1985US4496760 Process of decomposition of a complex of ortho-benzoyl benzoic acid, hydrogen fluoride and boron trifluoride
01/29/1985US4496755 Chemical intermediate for 2-(6-methoxy-2-naphthyl) propionic acid
01/29/1985US4496736 Process for the preparation of carboxylic acids and N-tert.-alkylamines
01/29/1985US4496663 Production of catalysts
01/29/1985US4496572 Benzo-fused thromboxane synthetase inhibitors
01/29/1985US4496488 Extraction of a monocarboxylic acid with water and a mineral acid
01/29/1985CA1181750A1 Indane derivatives, pharmaceutical compositions thereof and method of preparation
01/29/1985CA1181747A1 Prostacyclin derivatives
01/29/1985CA1181734A1 Preparation of carboxylic acids
01/23/1985EP0132201A2 Process for the preparation of crystalline sodium phenylpyruvate monohydrate
01/23/1985EP0132115A1 Novel compounds and compositions useful for producing analgesia
01/23/1985EP0132049A1 Process for separating a carboxylic acid of 1-8 carbon atoms from a mixture thereof with water and/or one or more other oxygenated aliphatic compounds
01/23/1985EP0131690A1 Process for the preparation of isobutyryl fluoride
01/22/1985US4495110 Method of continuously forming an acid fluoride from carbon monoxide, anhydrous hydrogen fluoride and an olefin
01/22/1985US4495106 Binding a silicalite molecular sieve in a silica matrx; removing hydroxyls
01/22/1985US4495105 Preparation of higher tin carboxylates in improved yields using an inert gas
01/22/1985CA1181422A1 Process for the preparation of alkoxyalkanoic acids
01/22/1985CA1181412A1 Process for preparing cyclopropane carboxylic acids derivatives containing an aldehyde function
01/16/1985EP0131174A1 Substituted phenylglycine derivatives of beta-lactam antibiotics
01/15/1985US4493731 Herbicidal agents
01/15/1985US4493719 Method of separation by fractional crystallization from a liquid mixture
01/09/1985EP0130882A2 Bicyclo(3.2.1)octane carboxylic-acid derivatives, processes for their preparation and their therapeutical use
01/09/1985EP0130877A1 Process for the chlorination of aromatic compounds
01/09/1985EP0130637A2 Polysubstituted dienes
01/09/1985EP0130595A2 Reactor for carrying out strong exothermic and endothermic catalytic processes
01/09/1985EP0130582A2 Process for the production of acetic acid and methyl acetate
01/09/1985EP0130482A1 Diaminocyclohexane platinum complexes, process for preparing same and pharmaceutical compositions containing same
01/09/1985EP0130334A1 Process for the preparation of 2-(4-hydroxy-phenyl)-3-methylbutyric acid
01/08/1985US4492800 Process for the preparation of 1,1-dichloro-alkenes
01/08/1985US4492798 Process for preparing arylalkylpyruvic acids
01/08/1985US4492797 deA-steroids
01/08/1985US4492773 Process for the production of C1 to C4 oxygenated hydrocarbons by the catalytic conversion of synthesis gas
01/08/1985US4492772 Process for the production of oxygenated hydrocarbons by the catalytic conversion of synthesis gas
01/02/1985EP0130077A2 Phenoxy derivatives, their preparation, and pharmaceutical compositions containing them
01/02/1985EP0129851A2 Preparation of monoalkylated dihydroxybenzenes and novel compounds prepared thereby
01/02/1985EP0129791A2 Tetrahydropyridazinone derivatives, process for their preparation and their use
01/02/1985EP0129774A1 Process for the preparation of aldols
01/02/1985EP0129747A2 Thiazolidine derivatives, their preparation and intermediates therefor, and pharmaceutical preparations
01/02/1985EP0129615A1 Process for the preparation of bromoanthraquinones
01/02/1985CA1180324A Inhibitors of mammalian collagenase
12/1984
12/27/1984EP0129332A1 Process for preparing carboxylic-acid anhydrides
12/27/1984EP0129328A2 Anionic surfactants
12/27/1984EP0129058A1 Process for the production of a mixture of acetic acid, propionic acid and butyric acid
12/27/1984EP0038343B1 Substituted carboxylic ceto-acids, process for the preparation thereof, use thereof and medicinal compositions containing them
12/27/1984CA1180028A Process for co-production of tert.alkyl-methylether and formic acid
12/27/1984CA1180027A1 Synthesis of homosarkomycin
12/27/1984CA1180026A Production of terephthalic acid