Patents for C07C 51 - Preparation of carboxylic acids or their salts, halides, or anhydrides (43,144) |
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10/14/1980 | US4228299 Intermediates for pyrethroid insecticides |
10/14/1980 | US4228038 Method for the preparation of catalyst of vanadium pentoxide on substrate of titanium dioxide |
10/14/1980 | US4227971 Bromine removal from acetic acid |
10/09/1980 | EP0016150A4 Process for the carbonylation of diolefins. |
10/07/1980 | US4227021 Production of adipic acid from acidic wash waters |
10/07/1980 | US4227020 Method of preparing naphthenic acids |
10/07/1980 | US4227018 Odorless benzoic acid process |
10/07/1980 | US4227017 Hydrolysis of distillate from distillation of impure benzyl benzoate in the presence of a basic substance |
10/07/1980 | US4227012 Forms phenolic acetates, phosphorus pentoxide, benzaldehyde catalysts |
10/07/1980 | US4226866 Bactericides, acylation |
10/07/1980 | US4226790 Process for oxidizing thallium (I) to thallium (III) |
10/01/1980 | EP0016513A2 Esters of halogenated substituted cyclopropanoic acids, their preparation and use as insecticides |
10/01/1980 | EP0016150A1 Process for the carbonylation of diolefins. |
09/30/1980 | US4225730 Process for preparing 4-(2,4-difluorophenyl)-salicyclic acid |
09/30/1980 | US4225694 Selective catalytic oxidation of unsaturated alcohols to carbonyl compounds |
09/30/1980 | US4225527 Treatment of dermatological conditions |
09/30/1980 | US4225466 Catalytic oxide composition for preparing methacrylic acid |
09/30/1980 | US4225465 Oxidation catalysts are oxides of vanadium and phosphorous and optional promoter |
09/30/1980 | CA1086770A1 Araliphatic dihalogen compounds and process for their preparation |
09/30/1980 | CA1086765A1 PROCESS FOR THE SIMULTANEOUS PREPARATION OF 2,5-DIOXO- 1,2-OXA-PHOSPHOLANES AND .beta.-HALOGENPROPIONIC ACID HALIDE |
09/30/1980 | CA1086743A1 4,4'-dihydroxy-3,3'-thiphenylmethanedicarboxylic acid compounds |
09/30/1980 | CA1086717A1 7-(.alpha.,.alpha.-DISUBSTITUTED-ACETAMIDO)-3-SUBSTITUTED-3- CEPHEM-4-CARBOXYLIC ACIDS AND THE PREPARATION THEREOF |
09/23/1980 | US4224329 2-Substituted-trans-5-aryl-2,3,4,4a,5,9b-hexahydro-1H-pyrido[4,3-b]indoles |
09/23/1980 | US4224236 Process for the manufacture of oxygen-containing carbon compounds from synthesis gas |
09/23/1980 | US4224232 Production of carboxylic acids from olefins and mixtures of olefins |
09/23/1980 | US4224227 Pesticides |
09/23/1980 | US4224193 Olefin oxidation catalyst and process for its preparation |
09/23/1980 | US4224187 Olefin oxidation catalyst and process for its preparation |
09/23/1980 | CA1086325A1 Preparation of maleic anhydride from four-carbon hydrocarbons |
09/18/1980 | WO1980001918A1 Polymer,preparation and formulations for preparation thereof use for production of bonded materials,intermediates and preparation thereof |
09/17/1980 | EP0015761A2 Polymer, preparation and formulations for preparation thereof and use for production of bonded materials |
09/17/1980 | EP0015537A1 Process for the preparation of dienoic acids |
09/16/1980 | US4223161 Process for producing unsaturated aliphatic acids |
09/16/1980 | US4222945 Production of maleic anhydride |
09/16/1980 | CA1085977A1 Process for carrying out ion exchange reactions |
09/16/1980 | CA1085872A1 Process of producing the magnesium salt of p- chlorophenoxyisobutyric acid |
09/09/1980 | US4221921 Monochloroacetic acid from hydroxyacetic acid |
09/09/1980 | US4221919 Antiinflammatory substituted phenylacetic acids |
09/09/1980 | US4221810 Antiulcer compounds |
09/09/1980 | US4221734 Process for the preparation of derivatives of fluoroalkane-carboxylic and perfluoroalkane-sulfinic acids |
09/09/1980 | US4221725 Chemical intermediate |
09/09/1980 | US4221719 Catalytic oxidation |
09/03/1980 | EP0015231A1 Indenoncarboxylic acids, their esters and process for the manufacture thereof |
09/03/1980 | EP0014966A1 Des-A-steroids, their production and some des-A-steroids for use as medicines |
09/02/1980 | US4220803 Catalytic dehydrogenation of ethanol for the production of acetaldehyde and acetic acid |
09/02/1980 | US4220802 Catalytic oxidation of acrolein |
09/02/1980 | US4220801 One step denitration, hydroxylation, deesterification and saponification by reaction of ester with salt of oxime |
09/02/1980 | US4220606 Cyclic hydrocarbon perfluorination process |
09/02/1980 | US4220597 Process for the preparation of anthraquinone |
09/02/1980 | US4220596 Separation of phthalic anhydride from vapor mixture also containing water vapor |
09/02/1980 | US4220595 Oxidation of butane to maleic anhydride |
09/02/1980 | US4220592 Synthesis of substituted phenylacetic acid |
09/02/1980 | US4220591 Insecticidal esters |
09/02/1980 | US4220590 Optically active bis phosphine compounds |
08/26/1980 | US4219671 Oxidation of butene to acetic acid |
08/26/1980 | US4219670 Process for producing unsaturated aldehydes and unsaturated carboxylic acids |
08/26/1980 | US4219669 Method of treating mother liquor of reaction in terephthalic acid production |
08/26/1980 | US4219484 Production of maleic anhydride from four-carbon hydrocarbons using catalysts prepared by water reflux techniques |
08/26/1980 | US4219389 Separation of acrylic acid from solutions thereof in tri-n-butyl phosphate |
08/26/1980 | US4219388 Process for the recovery of maleic anhydride from distillation residues |
08/26/1980 | US4219351 Herbicides, plant growth regulators |
08/26/1980 | US4219219 Developers for pressure-sensitive recording and developing sheets containing them |
08/26/1980 | CA1084524A1 Process for the functionalization of perfluorated radicals |
08/26/1980 | CA1084523A1 Phenoxyalkylcarboxylic acid derivatives |
08/26/1980 | CA1084521A1 Ethynylbenzene compounds and derivatives thereof |
08/26/1980 | CA1084477A1 Catalysts supported on at least partially polycrystalline graphite |
08/20/1980 | EP0014593A1 Novel bicyclic alcohol and insecticidal ester derivatives, their production, and compositions containing and insecticidal methods using the esters |
08/20/1980 | EP0014493A1 Chlorobenzyl phenoxy alkanoic compounds |
08/20/1980 | EP0014439A2 Process for the separation of fatty mixtures into components of different melting points |
08/20/1980 | EP0014431A2 Process for the recovery of fluorinated emulsifying acids from basic ion exchangers |
08/19/1980 | US4218568 Hydrolysis of methyl formate in the presence of an imidazole base |
08/19/1980 | US4218473 Derivatives of 4-cyclohexyl-1-naphthalene-acetic acid and their use as drugs |
08/19/1980 | US4218385 Tri-substituted, hydrocarbon soluble, chromium compound synthesis |
08/19/1980 | US4218383 Method of producing maleic anhydride |
08/19/1980 | US4218382 Production of maleic anhydride from four-carbon hydrocarbons using catalysts prepared by water reflux techniques |
08/19/1980 | US4218380 Oxidation of the a-hydroxy-arylacetic acid |
08/19/1980 | US4218378 11a-Methano-TXA compounds |
08/19/1980 | US4218340 Nickel and cobalt containing carbonylation catalyst compositions for the production of carboxylic acids and their esters |
08/19/1980 | CA1084064A1 Method for preparing 2'-(carboxymethoxy)-chalcones |
08/19/1980 | CA1084061A1 Divinyl stilbenes as optical brighteners |
08/12/1980 | US4217460 Isolation of formic acid from its aqueous solutions |
08/12/1980 | US4217300 Preparation of dihalogenovinylcyclopropanecarboxylic acids and esters |
08/12/1980 | US4217290 Process for preparing bifunctional aliphatic organic compounds |
08/12/1980 | US4217281 Imide carbonyl compounds and method for making |
08/12/1980 | CA1083596A1 Process for the carboxylation of organic substrates of reactants with carbon |
08/12/1980 | CA1083592A1 Anticariogenic maloaluminate complexes |
08/12/1980 | CA1083557A1 Process for the manufacture of methacrylic acid and a catalyst |
08/06/1980 | EP0013804A1 Improved carbonylation process recycling a portion of the reacted gas |
08/06/1980 | EP0013797A1 Oxidation of alcohols and aldehydes using a ruthenate catalyst |
08/06/1980 | EP0013741A1 Process for the preparation of maleic anhydride |
08/05/1980 | CA1083165A1 Preparation of maleic anhydride from four-carbon hydrocarbons |
08/05/1980 | CA1083162A1 Process for the preparation of derivatives of cyclopentanol |
07/29/1980 | US4215225 From the acid and ammonia in a tubular reactor |
07/29/1980 | US4215224 Removal of dissolved disodium terephthalate from aqueous solution also containing sodium hydroxide |
07/29/1980 | US4215065 Hydrolysis, esterification |
07/29/1980 | US4215056 Formation, purification and recovery of phthalic anhydride |
07/29/1980 | US4215055 One step oxidation of o-xylene using catalyst of cobalt, manganese, bromine and benzoic acid, fractionation |
07/29/1980 | US4215054 One step oxidation of o-xylene using catalyst of cobalt, manganese, bromine and benzoic acid, debromination with noble metal, fractionation |
07/29/1980 | US4215053 Production of ortho-phthalic acid and its conversion and recovery of phthalic anhydride |
07/29/1980 | US4215052 Continuous oxidation of o-xylene using catalyst of cobalt, manganese and bromine; debromination with noble metal, fractionation |