Patents
Patents for C07C 51 - Preparation of carboxylic acids or their salts, halides, or anhydrides (43,144)
03/1979
03/27/1979US4146735 Preparation of α,β-unsaturated carboxylic acids via Mannich intermediates
03/27/1979US4146734 Oxidation of butene to acetic acid and catalyst therefor
03/27/1979US4146733 Process for the preparation of unsaturated acids from unsaturated aldehydes
03/27/1979US4146732 Process for preparing unsaturated carboxylic acids by the catalytic oxidation in the gas phase of the corresponding aldehydes
03/27/1979US4146731 Process for preparing glyoxylic acid
03/27/1979US4146730 By forming urea-acid adducts
03/27/1979US4146574 Hydrothermally reacting oxides of molybdenum, vanadium, phosphorous and optionally, tungsten
03/27/1979US4146385 Metabolic regulators, cardiovascular agents, herbicides
03/27/1979CA1051457A1 Process for preparing acetic anhydride
03/27/1979CA1051454A1 Process for the preparation of cyclobutanones
03/21/1979EP0001070A1 Process for producing pyruvic acid
03/20/1979US4145560 Process for manufacturing terephthalic acid by oxidation of paraxylene
03/20/1979US4145558 Ester derivatives of ether polycarboxylic acids
03/20/1979US4145353 Process for removing 1,4-naphthoquinone from phthalic anhydride
03/20/1979CA1051025A1 Process for the purification of decane dicarboxylic acid-(1,10)
03/20/1979CA1051024A1 Process for producing terephthalic acid
03/20/1979CA1051012A1 Cooper ii salt of 4-chlorophthalic acid
03/20/1979CA1050967A1 Process for recovering high purity fatty acids and/or rosin acid and sterois
03/20/1979CA1050959A1 V-p-zr catalysts and method of preparation thereof in the absence of hydrogen halide
03/13/1979US4144399 Osmium or ruthenium-containing catalyst
03/13/1979US4144398 Process for the preparation of acrolein and acrylic acid
03/13/1979US4144397 Preparation of 2-aryl-propionic acids by direct coupling utilizing a mixed magnesium halide complex
03/13/1979US4144269 Process for the production of benzoyl cyanide (IV)
03/13/1979US4144248 Intermediates for useful drugs
03/13/1979US4144244 Intermediates for surfactants
03/13/1979US4144152 Dehalogenation of halogenated compounds
03/13/1979US4144137 Method for removal of polymerization inhibitor
03/13/1979CA1050523A1 One step process for preparation of vanadium-phosphorus complex oxidation catalysts
03/07/1979EP0001002A1 Indanamines, processes for their preparation and compositions containing them
03/06/1979US4143230 From the copper enolate of 3-allylcyclopentanone, alkynylation with a pentyne, ozonolysis and oxidative cleavage to jasmonic acids
03/06/1979US4143229 By hydrolysis of the corresponding oxime
03/06/1979US4143166 7[(2-Hydroxyamino-2-disubstituted phenyl-acetamido)-]3-heterocyclicthio-3-cephem-4-carboxylic acids
03/06/1979US4143068 Cyanation of acyl halides, metal cyanide
03/06/1979US4143067 Process for the production of chloroacetyl chloride
03/06/1979US4143066 Separation and recovery of carboxylic acids from water
03/06/1979US4143056 Maleic anhydride production using thallium-vanadium modified phosphotungstic catalysts
03/06/1979CA1050046A1 Chlorination of benzoyl chloride
03/06/1979CA1050044A1 Production of unsaturated acids, esters and nitriles, and catalyst therefor
03/06/1979CA1050043A1 Cycloaliphatic unsaturated esters as flavour and odour agents
03/06/1979CA1050033A1 Triazolylorganophosphorus derivatives
03/06/1979CA1050001A1 Process for production of acrylic acid
02/1979
02/27/1979US4142059 Spray drying sodium and potassium 2-ethylhexanoate
02/27/1979US4142058 Method of separating and purifying methacrylic acid
02/27/1979US4142057 Process for preparing diglycolic acids
02/27/1979US4142054 Process for preparing arylalkanoic acid derivatives
02/27/1979US4142036 Polyphenylcarboxylic acid adamantane compounds and polymers prepared therefrom
02/27/1979US4141911 Reacting dicarboxylic acid with monobasic chromic salt, surfactants
02/27/1979US4141909 Gas phase oxidation of o-xylene using vanadium oxide and titanium oxide velow optimum temperature
02/27/1979US4141895 Hydroxyquinazolines and their use as intermediates for pharmaceutical agents
02/27/1979CA1049553A1 Preparation of acrylic acid and methacrylic acid from propylene or isobutylene in a one-reactor, fluid-bed system
02/27/1979CA1049552A1 Process for preventing blackening of phthalic acid
02/27/1979CA1049540A1 Oxidation of alkanes to dicarboxylic acid anhydrides using promoted vanadium-phosphorus catalyst
02/27/1979CA1049529A1 Diphenoxyacetic acid derivatives
02/27/1979CA1049509A1 Cyclopentane derivatives and process for preparing them
02/21/1979EP0000835A1 Process for forming multicomponent oxide complex catalysts
02/20/1979US4140866 Salt formation, esterification, catalytic hydrogenation
02/20/1979US4140865 From allyl alcohol and carbon monoxide, cobalt, nickel, rhodium or palladium catalyst, methyl or palladium iodide cocatalyst
02/20/1979US4140861 Renal disfunction, antibody inhibitors
02/20/1979US4140723 Intermediate compounds for producing vitamin E
02/20/1979US4140700 Diuretics
02/20/1979US4140520 3,5-Dichloropyridyl-2-oxy-phenoxy malonic acids and derivatives and herbicidal use thereof
02/20/1979US4140515 Aryl-3-isoxazole benzoates as plant growth regulants and herbicides
02/20/1979CA1049037A1 Process for the production of chlorofluorinated carboxylic acids
02/20/1979CA1049033A1 Chromium salt catalysts and their use
02/20/1979CA1049027A1 Arylpropionic acids
02/20/1979CA1049024A1 Process for preparing a diaryl carbinol carboxylic anhydride
02/20/1979CA1049022A1 2-(6-carboxy-2-cis-hexenyl)-4-hydroxycyclopent-2-en-1-one and derivatives thereof
02/20/1979CA1048993A1 Process for the preparation of acrylic and methacrylic acids
02/20/1979CA1048992A1 Catalysts especially useful for exothermic reactions
02/13/1979US4139719 Process for the preparation of unsaturated acids from unsaturated aldehydes
02/13/1979US4139713 Steroidal intermediates from the condensation product of dimethyl-3-ketoglutarate and glyoxal
02/13/1979US4139556 Mono-ol from diol and improved citric acid process
02/13/1979US4139545 Immuno-potentiators
02/13/1979CA1048549A1 Pharmacologically active n-butylamine derivatives and process for the preparation thereof
02/13/1979CA1048538A1 Process for the manufacture of an addition compound of sorbic acid-and potassium sorbate (potassium disorbate)
02/13/1979CA1048535A1 1,3-diphenyl-propanone-1-derivatives and the salts thereof and sweetening agents containing same
02/13/1979CA1048481A1 Chromium-containing catalysts useful for oxidation reactions
02/07/1979EP0000663A1 Process for the oxidation of olefins using molybdenum containing catalysts containing various promoter elements
02/07/1979EP0000560A1 Process for the preparation of optically active alpha-hydroxycarboxylic acids
02/07/1979EP0000518A1 Process for the chemical resolution of racemic mandelic acid
02/06/1979US4138419 Emulsifiers, sizing
02/06/1979US4138417 Process for producing perfluorocarboxylic acid
02/06/1979US4138366 Process for producing unsaturated aliphatic acids and catalysts therefore
02/06/1979US4138365 Catalyst for the manufacture of methacrylic or acrylic acid
02/06/1979CA1048057A1 Process of manufacturing dichloroacetyl chloride
02/06/1979CA1048055A1 Production of mannoheptonate salts
02/06/1979CA1048054A1 Process for the preparation of p. isobutyl hydratropic acid
02/06/1979CA1047772A1 Recovery of silver and terephthalic acid components from light sensitive film material
01/1979
01/30/1979US4137418 Conversion of carbonaceous material
01/30/1979US4137272 Bromination, alkylation of 2-hydroxy-naphthalene-carboxylic acid
01/30/1979US4137270 2-Decarboxy-2-hydroxymethyl-13,14-didehydro-ω-aryl-PG compounds
01/30/1979US4137260 Process for precipitation of carboxyalkoxy succinate tetrahydrate salt
01/30/1979US4137259 Silver vanadate, iron vanadate
01/30/1979US4137258 Process for making pure salicylic acid
01/30/1979US4137256 Preparation of peracetic acid by oxidation of acetaldehyde
01/30/1979US4137247 Blood pressure lowering, labor induction, antisecretory agents
01/30/1979CA1047530A1 Process for the manufacture of methacrylic or acrylic acid
01/24/1979EP0000414A1 Process for halogenating carboxylate compounds
01/24/1979EP0000332A2 Benzophenone anti-oximes, diazepin-N-oxides, their preparations and their use as pharmaceutical agents and as intermediates for the preparation of diazepines
01/23/1979US4136113 From aromatic or aliphatic acids or anhydrides and silicon tetrachloride with metal halide catalyst