Patents
Patents for C07C 51 - Preparation of carboxylic acids or their salts, halides, or anhydrides (43,144)
07/1986
07/22/1986CA1208238A1 Methacrylic acid from isobutyric acid using a dawson structure catalyst
07/22/1986CA1208235A1 Process for the production of hydrocarbyl formates
07/16/1986EP0187714A2 Process for separating components of mixtures comprising sulfuric acid and carboxylic acid
07/16/1986EP0187674A2 Process for the preparation of polyhalogenated carbinols
07/16/1986EP0187509A2 9-Aminoalkylfluorenes
07/16/1986EP0088327B1 Process for the preparation of methacrylic acid
07/16/1986CN85100362A Method for synthesizing phenylacetic acid by low pressure carbonylation
07/15/1986US4600795 Preparation and recovery of methacrylic acid and its esters
07/15/1986US4600787 Process for the preparation of aromatic compounds which contain perfluorinated side-chains bonded via a heteroatom
07/15/1986CA1207782A1 Process and apparatus for the dehydration of maleic acid
07/09/1986EP0187019A2 Improvements in or relating to dobutamine salts
07/09/1986EP0186694A1 Process for recovery of methacrylic acid.
07/08/1986US4599477 Oxides of vanadium, phosphorus and alkali metal on high silica support
07/08/1986US4599446 Catalytic oxidation of l-sorbose in water
07/08/1986US4599445 From tetramethylbenzophenone
07/08/1986US4599444 Process for the separation of isomeric cyclopropane-carboxylic acids
07/08/1986US4599433 Reaction of olefins with maleic anhydride
07/08/1986US4599432 Adduct and addition copolyemr
07/08/1986US4599431 By way of di-alkali metal salt
07/08/1986US4599358 Pyrethroids
07/08/1986US4599201 Process for preparing ceric carboxylates
07/08/1986US4599144 Process for recovery of methacrylic acid
07/08/1986CA1207338A1 Process for the preparation of (d) 2-(6-methoxy-2- naphthyl)propionic acid and pharmaceutically acceptable salts thereof and new intermediates therefor
07/02/1986EP0186650A2 Preparation of alkyl succinic anhydride precursors
07/02/1986EP0186629A2 Process for the preparation of 3,5-dialkyl-4-hydroxybenzoic acid
07/02/1986EP0186228A1 Process for the carbonylation of acetylenically unsaturated compounds
07/02/1986EP0186149A2 Non-aged inorganic oxide-containing aerogels and their preparation
07/01/1986US4598157 Separation, desublimation
07/01/1986US4598078 N-(substituted piperazinyl) alkylbicyclic succinimide derivatives
07/01/1986US4597908 Process for hydrogenating fatty compounds by use of a transition metal/transition metal silicate catalyst
07/01/1986US4597906 Surface-active compounds on the basis of arylated fatty substances and their use
06/1986
06/24/1986US4596878 Vapor phase oxidation of hydrocarbons using vanadium, phosphorus, oxygen catalyst, heating catalyst with phosphorus compound to regenerate
06/24/1986US4596784 Catalyst compositions and their use for the preparation of unsaturated carboxylic acids
06/24/1986CA1206464A1 Process and catalyst for the preparation of methacrylic acid
06/19/1986WO1986003488A1 Indene analogs of mevalonolactone and derivatives thereof
06/19/1986WO1986003487A1 Separation of isomers of cyclopropane carboxylic acids
06/18/1986EP0184853A2 Diarylhydroxy alkanones and alkanones antiallergy agents
06/18/1986EP0184790A2 Shaped catalyst for heterogeneously catalyzed reactions
06/18/1986EP0064989B1 Process for the recovery of rhodium catalyst
06/17/1986US4595778 Reacting methacrolein with oxygen and steam over catalyst comprising molybdenum, tungsten, antimony, and phosphorus
06/17/1986US4595699 Immune system regulation using novel phenylalkanoic acid derivative
06/17/1986US4595541 Process for the preparation of trifluoroacetic anhydride
06/17/1986US4595470 Process for the preparation of benzene polycarboxylic acids
06/17/1986US4595467 Process for preparation of glyoxylic acid through electrochemical anodic oxidation of glyoxal
06/17/1986US4595461 Process for the non-degenerative distillation of fatty acids
06/17/1986CA1206164A1 Process for producing terephthalic acid suitable for use in direct polymerization
06/17/1986CA1206162A1 Process for the co-production of carboxylic acids and carboxylic acid esters
06/11/1986EP0184573A1 Process for the preparation of alpha-hydroxy-alkanoic acids
06/11/1986EP0184572A1 Process for the preparation of alpha-hydroxy-alkanoic acids
06/11/1986EP0184381A1 Electrochemical process and cell
06/11/1986EP0184193A1 Amphiphilic diacetylene compound containing benzene ring and film prepared therefrom
06/11/1986EP0184129A1 Process for the preparation of dibasic lead (II) salts of fatty acids by the fusion process
06/11/1986EP0184128A1 Process for the preparation of mixtures of neutral and dibasic lead (II) salts of fatty acids by the fusion process
06/11/1986EP0183959A1 Cyclohexenone derivatives, process for their preparation and their use for the control of undsired plant growth
06/10/1986US4594456 Racemic and optically active 3-hydroxy-alpha-cyclocitral, its acetals and optically active 3-oxo-alpha-cyclocitral acetals, and their preparation
06/10/1986US4594450 Hydrolysis of the corresponding halogen containing ethylbenzene derivative
06/10/1986US4594449 Oxidation of p-xylene in acetic acid solvent with catalyst
06/10/1986US4594443 Derivatives of 4-phenyl-4-oxo-buten-2-oic acid and therapeutic use thereof
06/10/1986US4594433 Production of maleic anhydride
06/04/1986EP0183532A2 Pharmaceutical compounds
06/04/1986EP0183384A1 Low-volatile salt of dicamba and herbicides
06/04/1986EP0183319A1 Process of recovering purified benzoic acid
06/04/1986EP0183318A1 Process and device for purifying benzoic acid
06/04/1986EP0182872A1 A process for the preparation of cyclobutene-substituted aromatic hydrocarbons.
06/03/1986US4593142 Methods of alkoxylation
06/03/1986US4593122 Process for preparing terephthalic acid by the catalytic oxidation with air of p-xylene in a water containing acetic acid solvent
06/03/1986US4593115 Method for producing 1-iodoalkyl acylates
06/03/1986US4593098 Piperazinone and piperazine polypeptides
06/03/1986US4592412 Method of periodically heating a product separator of a plant for producing phthalic anhydride or maleic anhydride
06/03/1986CA1205489A1 Process for preparing alpha arylalkanoic acids
06/03/1986CA1205450A1 Process for synthesizing a multicomponent acidic catalyst composition by an organic solution method
06/03/1986CA1205449A1 Process for synthesizing a multicomponent acidic catalyst composition containing zirconium by an organic solution method
05/1986
05/28/1986EP0182669A1 Quaternary Ammonium compounds
05/28/1986EP0182613A1 Detergent compositions containing ether polycarboxylates
05/28/1986EP0182521A2 Process for stabilizing organic compounds and compositions stabilized thereby
05/28/1986EP0182279A1 Process for the optical resolution of racemic mixtures of alpha-naphtyl-propionic acids
05/28/1986EP0182078A2 Catalyst for oxidation reactions and process for its preparation
05/28/1986EP0112926B1 Process for recovering acetic acid
05/28/1986EP0104197B1 Process for the production of ethanol
05/27/1986US4591579 Process for preparing a transition metal-silicate catalyst
05/27/1986CA1205083A1 Anti-protozoal compounds
05/27/1986CA1205082A1 Anti-protozoal compounds
05/27/1986CA1205066A1 Process for separating fatty acids from rosin acids
05/27/1986CA1205028A1 Fluorescent chelates and labeled specific binding reagents prepared therefrom
05/27/1986CA1204914A1 Preparation from hydroxylammonium sulfate of alcoholic hydroxylamine solutions and of oximes, hydroxamic acids and other hydroxylammonium salts via alcoholic hydroxylamine solutions
05/22/1986WO1986002924A1 Process for producing aromatic hydroxycarboxylic acid
05/22/1986WO1986002923A1 Process for preparing bicyclo ad3.3.0 bdoctenes
05/21/1986EP0181718A2 Catalytic conversion of lactic acid and ammonium lactate to acrylic acid
05/21/1986EP0181502A1 Process for the preparation of monocarboxylic-acid anhydrides
05/20/1986US4590297 Anticoagulant, antisecretory, and bronchodilator agents
05/20/1986US4590295 Process for the manufacture of p-hydroxyphenyl-acetic acid
05/20/1986US4590293 Process and apparatus for further processing of pressurized exothermic reactions
05/20/1986US4590292 Process for the manufacture of cyclopropylamine
05/20/1986US4590291 Thrombin inhibitory new dihydroxybenzene ether derivatives
05/20/1986US4590286 Process for epoxidizing an olefin
05/20/1986US4590281 Reacting diaryliodonium salt with unsaturated alcohol
05/20/1986US4590255 Preparation of ionomers and polyurethane elastomers from carboxylic acid-containing monoether and polyether polyol addition products
05/20/1986US4590217 Process for the manufacture of acetic acid, acetaldehyde and ethanol
05/20/1986US4590200 Naphthalene thromboxane synthetase inhibitors
05/20/1986US4590173 Process for producing antimony-containing oxide catalyst supported on silica for use in fluidized bed reaction