Patents
Patents for C07C 51 - Preparation of carboxylic acids or their salts, halides, or anhydrides (43,144)
06/1982
06/22/1982US4336399 By reacting an alcohol or ether in the presence of a catalyst and under mild conditions
06/22/1982US4336203 Process for the continuous production of alkali metal salts of fatty acids
06/22/1982US4336198 Mixed oxides of phosphorus and vanadium
06/22/1982US4336148 Antistatic agents of vicinal diols
06/22/1982CA1126292A1 Catalyst metal separation from saturated aliphatic monocarboxylic acids
06/22/1982CA1126291A1 Process for separating optical isomers of cyclopropane carboxylic acids
06/22/1982CA1126289A1 Hydrocarboxylation of vinyl acetate
06/22/1982CA1126260A1 Penicillins and cephalosporins
06/22/1982CA1126258A1 Penicillins and cephalosporins
06/22/1982CA1126249A1 Hydrocarbon oxidation via carbon monoxide reduced catalyst
06/22/1982CA1126247A1 Preparation of maleic anhydride and catalyst therefor
06/22/1982CA1125994A1 Chemical process on the surface of a rotating body
06/16/1982EP0053884A1 Three dimensional interstitial catalyst supports, its manufacture and use
06/16/1982EP0053824A1 Process for the production of 2-hydroxynaphthalene-6-carboxylic acid
06/16/1982EP0053823A1 Optically pure bicyclo (2.2.2) oct-5-en-2-ones, process for their preparation and their utilisation
06/15/1982US4335258 Oxidative dehydrogenation catalyzed by a lithium salt of a heteropolyacid
06/15/1982US4335255 Alkyl perfluoro (2-methyl-5-oxo-3-oxahexanoate)
06/15/1982US4335250 Compound with immunopotentiating activity and production and uses thereof
06/15/1982US4335124 1-Alkyl, 1-phenyl-butenes
06/15/1982US4335059 Preparation of carboxylic acid anhydrides
06/15/1982US4335058 Molybdenum-nickel component or tungsten-nickel component catalyst
06/15/1982US4335057 4-(2',2,2'-Trihalogenoethyl)-cyclobutane-1-sulfonic acid salts with optically active bases
06/15/1982US4335056 Processing acrylonitrile waste gas
06/15/1982US4335054 Process for the preparation of alkenylbenzenecarboxylic acid derivatives and alkenylnaphthalenecarboxylic acid derivatives
06/15/1982US4335018 Catalyst for the production of maleic anhydride
06/15/1982US4334969 Photochemical process for the synthesis of strobilurin
06/15/1982CA1125786A1 Process for separating cis and trans isomers of cyclopropane carboxylic acids
06/15/1982CA1125785A1 Process for producing methacrolein and methacrylic acid
06/15/1982CA1125784A1 Process for manufacturing racemic parahydroxymandelic acid
06/15/1982CA1125756A1 Indane-acetic acid aminoesters, their preparation and their use in therapy
06/10/1982WO1982001829A1 Process for the recovery of rhodium catalyst
06/09/1982EP0053249A1 Process for the separation of organic compounds of iodine from the acetaldehyde-free carbonylation products of methanol, methyl acetate and dimethyl ether
06/08/1982US4334111 Process for preparing substituted benzotrihalides
06/08/1982US4334095 Extraction of organic acids from aqueous solutions
06/08/1982US4334094 Method of preparing aliphatic carboxylic acids
06/08/1982US4334093 Method of preparing aliphatic carboxylic acids
06/08/1982US4334092 Method of preparing aliphatic carboxylic acids
06/08/1982US4334090 Slurries of terephthalic acid in ethylene glycol
06/08/1982US4334089 Substituted oxocarboxylic acids, processes for their preparation, their use and medicaments containing them
06/08/1982US4334087 From an oximinohalide
06/08/1982US4334086 From p-xylene
06/08/1982US4334082 Ion exchange resins, membranes
06/08/1982US4333885 From ester, synthesis gas, iodide-promoted group 8 catalyst, carboxy acid by-product inhibitor
06/08/1982US4333884 From carbon monoxide, methyl acetate or ether; catalyst of group 8 metal, iodine, fatty acid, quaternary nitrogen or phosphorus compound, zirconium compound
06/08/1982US4333883 Preparation of N-chlorothio(methyl)carbamoyl halides
06/08/1982US4333858 Catalyst with Mo, V, Ti and process
06/08/1982US4333853 Mixed vanadium phosphorus oxide catalysts and preparation thereof
06/08/1982US4333758 1-Triacontanol plant growth stimulator formulations
06/08/1982CA1125308A1 Process for the production of c.sub.1 to c.sub.4 oxygenated hydrocarbons
06/08/1982CA1125307A1 Process for the production of aryl pyruvic acids
06/08/1982CA1125305A1 Process for preparing acetic acid or acetic acid and methyl acetate mixtures
06/08/1982CA1125304A1 Process for preparing cyclohexanecarboxylic acid derivatives
06/08/1982CA1125287A1 Bis isoquinolinium compositions and methods of use
06/02/1982EP0052903A1 Preparation of dihalovinylcyclopropane carboxylic acids
06/02/1982EP0052745A1 Process for the preparation of phthalic anhydride
06/01/1982US4332971 Adsorption of silica sol on support before coating with catalytic material
06/01/1982US4332961 Benzyl ester of 4-trifluoromethylphenoxyphenoxyalkanecarboxylic acid
06/01/1982US4332960 (4-trifluoromethylphenoxy) phenoxy propionate
06/01/1982US4332959 Starting with phenoxyacetaldehyde and alkali metal cyanide
06/01/1982US4332958 Benzylidene glycine ester derivatives
06/01/1982US4332743 Process for the liquid phase production of C1 to C3 carboxylic acids
06/01/1982CA1124735A1 Preparation of 2-aryl-propionic acids by direct coupling utilizing a mixed magnesium halide complex
06/01/1982CA1124728A1 Process for the preparation of phenoxypropionic acids and their alkali metal salts
05/1982
05/27/1982WO1982001704A1 Preparation of acetic anhydride
05/26/1982EP0052419A1 Process for the selective hydrocarboxylation of propylene to isobutyric acid
05/26/1982EP0052285A1 Process for the preparation in the pure state of saturated perfluoralkyl-1-carboxylic acids from perfluoralkyl-1-iodides
05/25/1982US4331821 Process for the monohalogenation of alkylbenzenes in the α-position and new alkylbenzenes monohalogenated in the α-position
05/25/1982US4331818 Chiral phospine ligand
05/25/1982US4331688 Therapeutic method for inhibiting gastric secretion by administration of 15-deoxy-16-hydroxy prostaglandins
05/25/1982US4331613 Process for the preparation of trifluoromethylnaphthalenes
05/25/1982US4331608 Liquid phase catalytic co-oxidation process
05/25/1982CA1124261A1 Pharmacological compound with immunopotentiating activity and production and uses thereof
05/18/1982US4330676 Of alkyl, hydroxyalkyl or formyl aromatic compound to acid; heavy metal catalyst; slurrying; washing; precipitation
05/18/1982US4330509 Precipitation of zirconium with tartaric acid
05/18/1982US4330484 Diastereomeric salts of malic acid and 2-aminobutanol, and process for the resolution of rademis maic acid
05/18/1982US4330366 By oxidation of halogenated benzotrifluoride with a sulfur compound
05/13/1982WO1982001476A1 Apparatus for the recovery of vaporized phthalic anhydride from gas streams
05/12/1982EP0051514A1 Cinnamoyl-cinnamic acid derivative, its preparation and its use as a therapeutic agent
05/12/1982EP0051348A1 Phosphomolybdic-acid catalysts, production thereof and their use in the oxidation of methacrolein to methacrylic acid
05/12/1982EP0051077A1 Substituted oxocarboxylic acids, process for their preparation, their use and medicines containing them
05/11/1982US4329507 Antiinflammatory agents, antipyretics
05/11/1982US4329498 Decyclization, cyanation, oxidation
05/11/1982US4329497 Method for the production of 4-hydroxyphenylacetic acid
05/11/1982US4329496 Method for making aromatic bis(ether phthalic acid) or aromatic bis(ether anhydride)
05/11/1982US4329494 Recycling techniques in the production of 6-hydroxy-2-naphthoic acid
05/11/1982US4329493 Process for producing terephthalic acid
05/11/1982US4329483 Preparation of cyclotetrasiloxanes aliphatic chlorides and acyl chlorides
05/11/1982US4329358 3-Chlorophenyl anti-obesity agents
05/11/1982US4329292 Continuous method for making aromatic bis(ether phthalic acid) or aromatic bis(ether anhydride)
05/11/1982US4329291 Method for making aromatic bis(ether anhydride)s
05/11/1982US4329280 Process for separating esters of fatty and rosin acids
05/11/1982CA1123442A1 Fluorinated polyenes
05/11/1982CA1123158A1 Solutions of organic magnesium compounds containing oxygen in hydrocarbons
05/05/1982EP0050853A1 Polyprenyl ketone derivatives, a process for their preparation, a pharmaceutical preparation containing said derivative and the use of the same
05/05/1982EP0050783A2 Process for the production of aromatic carboxylic-acid chlorides
05/05/1982EP0050779A1 N-alkylated formamides, process for their preparation and their use
05/05/1982EP0050777A2 Preparation of cyclopropane-carboxylic-acid-substituted chloro-fluoro-alkyl esters, their derivatives and intermediates
05/05/1982EP0050775A2 Process for the production of aromatic carboxylic-acid chlorides
05/05/1982EP0005998B1 Preparation of formic acid by hydrolysis of methyl formate
05/04/1982US4328365 Vanadium oxide catalyst