Patents
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Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
11/1983
11/15/1983US4415750 Process for separation of 2-hydroxynapthalene-3-carboxylic acid from the reaction mixtures of alkali metal salts of 2-hydroxynaphthalene and carbon dioxide
11/15/1983US4415640 Electrophotographic element with fluorenylidene hydrazone compounds
11/15/1983US4415508 For oxidation of hydrocarbons; aqueous sealing zone and flame propagating shield to reduce explosion danger
11/15/1983US4415499 Process for the manufacture of palladium(II) catalyst and for the manufacture of alkenyl esters of carboxylic acids employing said catalyst
11/15/1983US4415487 Cosmetics; shampoo; amphoteric surfactants; cyanation of an amine; ethoxylation; quaternization
11/15/1983US4415482 Oxidation and ammoxidation catalyst
11/15/1983US4415473 Graphite-transition metal carbonyl
11/15/1983US4415470 High speed switching
11/15/1983US4415461 Using a mixture of sulfuric and nitjric acid and heating; detoxification
11/15/1983CA1157054A1 Process for the manufacture of 1,2-dichloroethane
11/15/1983CA1157052A1 Inorganic catalyst for alkoxylation of alcohols
11/15/1983CA1157051A1 Process for the manufacture of extremely pure monoethylene glycol
11/15/1983CA1157050A1 Selective homologation of acetals or ethers to monohydric or polyhydric alcohols
11/15/1983CA1157049A1 24,24-difluoro-25-hydroxycholecalciferol
11/15/1983CA1157048A1 Process for the manufacture of 4,4' dihydroxydiphenyl
11/15/1983CA1157047A1 Hydroformylation of olefinically unsaturated compounds
11/15/1983CA1157046A1 Method for the preparation of (e)-4-bromo-2-methylbut- 2-en-1-al
11/15/1983CA1157045A1 Preparation of novel vinyl ethers
11/15/1983CA1157040A1 Method for producing fatty-acid-esters
11/15/1983CA1157039A1 Method for producing aliphatic carboxylic acids saturated with alkyl esters
11/15/1983CA1157038A1 Manganese catalyzed carbonylation of aliphatic alcohols
11/15/1983CA1157037A1 Cis-6-undecene-1-chloride and a method for the preparation thereof
11/15/1983CA1157031A1 Process for the manufacture of 1-4-butanediol and tetrahydrofuran
11/15/1983CA1157023A1 Propenylamines, processes for their production, pharmaceutical compositions containing them and their use as pharmaceuticals
11/15/1983CA1157022A1 Substituted ureas, their manufacture, their use as herbicides, and agents therefor
11/10/1983WO1983003840A1 Process for preparing triarylmethane compounds
11/10/1983WO1983003826A1 Ester of carboxylic cyclopropane acid and of (s)-cyano(4-fluoro-3-phenoxy phenyl)methylic alcohol
11/10/1983WO1983003825A1 Process for the preparation of methyl acetate
11/09/1983EP0093696A2 Benzo-1,4-chinones
11/09/1983EP0093664A1 Ester of cyclopropanecarboxylic acid and (S)-cyano-(4-fluoro-3-phenoxyphenyl)-methyl alcohol, its preparation, its use in combating parasites and compositions containing it
11/09/1983EP0093627A1 Process for the preparation of cerium carboxylates
11/09/1983EP0093610A2 Substituted urea herbicides
11/09/1983EP0093591A1 Selective sulfonation process
11/09/1983EP0093590A1 Process for the preparation of sulfonylamino benzophenones
11/09/1983EP0093580A2 Chlorotrifluoroethylene telomerization process
11/09/1983EP0093579A2 Process for fluorinating chlorofluoro telomers
11/09/1983EP0093543A1 Aromatics production
11/09/1983EP0093540A2 Production of Hydroquinone
11/09/1983EP0093518A1 Catalysts for para-ethyltoluene dehydrogenation
11/09/1983EP0093477A2 Conversion of certain hydrocarbons using divalent-copper-containing ZSM-5 type catalyst
11/09/1983EP0093476A1 Conversion of certain hydrocarbons using calcined TEA silicate catalyst
11/09/1983EP0093475A1 Conversion of certain hydrocarbons using silicate catalyst
11/09/1983EP0093466A1 Process for the preparation of urea
11/09/1983EP0093443A1 Alkyl ester imines of halomethyl benzoic acids and processes for their preparation
11/09/1983EP0093434A2 Preparation of polyalkylene polyamines
11/09/1983EP0093425A1 Unsaturated cyclic ketones
11/09/1983EP0093363A1 Process for the preparation of disulphides
11/09/1983EP0093361A2 Quaternary alkoxyalkyl-ammonium compounds, preparation and use thereof
11/09/1983EP0093338A1 Method for the preparation of cyanohydrine-carboxylic-acid esters
11/09/1983EP0093332A1 Method for the preparation of 2,2-dimethyl-propane nitrile
11/09/1983EP0093255A2 Preparation of mono and dibromo or mono and dichloro aldehydes and acid chlorides
11/09/1983EP0093168A1 Organic photoconductors having improved pre-exposure fatigue resistance and blooming properties
11/08/1983US4414423 Multistep oligomerization process
11/08/1983US4414421 From formaldehyde, carbon monoxide and hydrogen, cobalt or rhodium containing catalyst
11/08/1983US4414420 Catalytic hydroformylation of corresponding unsaturated ether
11/08/1983US4414418 From isophorone, ozonolysis, alcoholysis
11/08/1983US4414417 Process for the catalytic reduction of unsaturated ketones
11/08/1983US4414415 Chlorination of p-nitroaniline at boiling
11/08/1983US4414412 Molybdenum-vanadium-tungsten oxide
11/08/1983US4414410 Process for preparing alkyl esters by homologation of the next lower alkyl ester
11/08/1983US4414409 Palladium sulfonate catalyst systems for carbonylation of olefins
11/08/1983US4414405 Process for preparing esters of 2-(6'methoxy-2'naphtyl)-propionic acid via rearrangement of new ketals of 2-halo-1-(6'-methoxy-2'-naphtyl)-propan-1-one and new esters of 2-(5'-bromo-6'-methoxy-2'-naphtyl)-propionic acid thus prepared
11/08/1983US4414396 Fireproofing
11/08/1983US4414393 Ultraviolet-absorbing stabilizers substituted by an aliphatic hydroxyl group
11/08/1983US4414233 Methylthiomethyl esters as flavor additives
11/08/1983US4414226 1,4-Naphtoquinone derivatives and their use in treating coccidiosis
11/08/1983US4414156 Process for producing 2-methoxybenzanthrones
11/08/1983US4414133 Molybdenum-bismuth-lead-antimony-iron or chromium-oxide, ammoxidation
11/08/1983US4414074 Process for the purification of 4,4'-diisocyanatodiphenylmethane by plural distillations
11/08/1983US4414018 Formamidine sulfides
11/08/1983US4414017 Herbicidal 3-butyrolactones
11/08/1983CA1156678A1 Methanation of carbon monoxide with effective heat removal
11/08/1983CA1156677A1 Process for preparing lower alcohols
11/08/1983CA1156674A1 Process for the manufacture of vinyl acetate
11/08/1983CA1156673A1 Compounds and compositions and methods of treating soil to suppress the nitrification of ammonium nitrogen therein
11/08/1983CA1156670A1 Process for continuous production of full esters of polyols
11/08/1983CA1156669A1 Carbamoyl sulphoxide compounds having pesticial activity
11/08/1983CA1156666A1 Manufacture of 1,4 naphtoquinone
11/08/1983CA1156655A1 2-amino-3-[hydroxy(phenyl)methyl] phenylacetic acids, esters and amides
11/08/1983CA1156503A1 Photographic material containing a 1-halo-3-aryl-1- propyne derivative as stabilizing agent
11/02/1983EP0092998A1 Etherification process for hexitols and anhydrohexitols
11/02/1983EP0092963A1 Bicyclooctane derivatives and their production and use
11/02/1983EP0092933A1 Process for producing alpha-L-aspartyl-L-phenylalanine methyl ester or its hydrochloride
11/02/1983EP0092878A2 Nickel upon transition alumina catalysts
11/02/1983EP0092867A1 Process for preparing cyclohexanol and cyclohexanone
11/02/1983EP0092858A2 Process for the preparation of a catalytically active metal silicate
11/02/1983EP0092787A1 Process for the preparation of a phenylalkylaminoethylsalicylamide
11/02/1983EP0092772A1 Process for producing aromatic hydroxy compound
11/02/1983EP0092738A1 Process for the continuous thermal decomposition of carbamic-acid esters
11/02/1983EP0092647A1 New active compounds in the treatment of ulcers and skin allergy symptoms
11/02/1983EP0092628A1 Process for the preparation of phenyl ketones starting from halogen or trihalogen methyl benzenes and aliphatic or aromatic trihalogen-methyl compounds
11/02/1983EP0092627A1 Process for the preparation of di- or trifluoromethoxyphenyl ketones or of di- or trifluoromethylthiophenyl ketones
11/02/1983EP0092613A1 Process for separating esters of fatty and rosin acids
11/02/1983EP0032387B1 Non ionic 5-c-substituted 2,4,6-triiodo-isophthalic acid derivatives, process for their preparation and x-ray contrast agents containing them
11/01/1983US4413149 Process for the catalytic hydrogenolysis of p-substituted benzaldehyde-dimethylacetals to produce the corresponding benzyl methyl ether derivatives
11/01/1983US4413148 Reaction of cumene hydroperoxide and dimethylbenzylmlcohol
11/01/1983US4413147 Dehydrogenation of isobutane to isobutylene, oxidation
11/01/1983US4413146 Hydroformylation, propylene, hydrogen, carbon monoxide
11/01/1983US4413145 Process for the synthesis of 3-keto-cyclopentene-5-oxy derivatives having insecticide activity
11/01/1983US4413144 4-Isopropyl-4'-nitrobenzophenone and a process for the preparation of 4'-nitrobenzophenones substituted in the 4-position
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