Patents
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Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
04/1982
04/06/1982US4323495 Novel branched-chain monoalcohols and derivatives thereof, lubricant compositions for polymers and wax compositions in which these novel products are incorporated
04/06/1982US4323432 Process for isolating and recovering meta- and para-cresols from crude cresol-containing compositions composed of cresol components, unreacted cymene components and high-boiling by-products
04/06/1982US4323431 Controlled pressure in a continuous rectification process
04/06/1982US4323389 Herbicidal compounds and compositions
04/06/1982US4323388 Cyanoalkyl-phenylureas having selective herbicidal activity
04/06/1982US4323252 Gland seal system for use with a methanation reactor
04/06/1982CA1121390A1 Process for the preparation and separation of para-xylene and para-xylene prepared by this process
04/06/1982CA1121388A1 Process and apparatus for preparing aluminum alkoxides
04/06/1982CA1121387A1 Preparation of overbased magnesium sulfurized phenates
04/06/1982CA1121386A1 Process for producing nitroparaffins by nitration of ethane in a gaseous phase
04/06/1982CA1121384A1 Method for the preparation of vanillin
04/06/1982CA1121383A1 Process for preparing aromatic aldehydes and alcohols, in particular benzaldehyde, benzyl alcohol and derivatives thereof
04/06/1982CA1121380A1 Hindered phenol hydrazones and compositions stabilized therewith
04/06/1982CA1121379A1 Esters
04/06/1982CA1121378A1 N-sulfenylated formanilides
04/06/1982CA1121376A1 Microbicides
04/06/1982CA1121375A1 Derivatives of amines and amino acids
04/06/1982CA1121374A1 Process for the preparation of an aryl mono-, di-, and/or polyurethane
04/06/1982CA1121365A1 Stabilization of cyclohexene oxide
04/06/1982CA1121348A1 Method for preparing 5 and 6-nitro derived 1,2,3,4- tetrahydroanthraquinone from 1,2,3,4,4a,9a-hexahydro- 9,10 anthracenedione
04/06/1982CA1121202A1 Direct positive silver halide light-sensitive material including a thioureido hydrazide fogging (nucleating) agent
04/06/1982CA1121135A1 Process for preparing hydrazines
04/01/1982WO1982001000A1 Disulfide type cysteine derivatives
04/01/1982WO1982000961A1 Method for reactivating catalyst
03/1982
03/31/1982EP0048679A1 Process for the manufacture of 3,3'-dichloro-4,4'-diamino-biphenyl-dihydrochloride
03/31/1982EP0048572A2 Substituted 2-hydroxyphenyl cycloalkanes and pharmaceutical compositions thereof
03/31/1982EP0048551A1 N,N-diacylaminoperfluoroalkanesulfonanilides and derivatives thereof
03/31/1982EP0048550A1 Cyclic acylaminoperfluoroalkanesulfonanilides and derivatives thereof
03/31/1982EP0048544A1 Preparation of difluoromalonyl fluoride
03/31/1982EP0048411A2 Process for preparing 3-bromo-4-fluoro-benzaldehyde acetals, intermediates and their preparation
03/31/1982EP0048409A1 Reactivation of spent chromia-alumina catalyst by zinc oxide doping
03/31/1982EP0048396A1 Process for the preparation of 2-methoxyalkanoic acids
03/31/1982EP0048378A1 Process for preparing unsaturated hydrocarbons
03/31/1982EP0048377A1 Process for the preparation of N-substituted diaryl imidodicarboxylates
03/31/1982EP0048376A1 Process for the preparation of N-substituted diaryl imidodicarboxylates
03/31/1982EP0048375A1 Process for the preparation of 3-bromo-4-fluoro-benzoic acid
03/31/1982EP0048371A2 Process for the preparation of N,O-disubstituted urethanes
03/31/1982EP0048370A1 Process for the preparation of derivatives of trans-3-(Z-2-chloro-2-aryl-vinyl)-2,2-dimethyl-cyclopropane-carboxylic acids, intermediate products therefor, process for the preparation of these intermediate products, and their utilization in pesticides
03/31/1982EP0048368A2 Process for the preparation of N- and O-substituted mono- or bis-urethanes
03/30/1982US4322569 Catalytic hydrogenation of glucose to produce sorbitol
03/30/1982US4322567 By hydrogenation of a tetriary peroxide
03/30/1982US4322564 Process for hydroformylation of olefins
03/30/1982US4322561 Comprising reacting an olefin and a ketone in the presence of an amine and manganese acetate
03/30/1982US4322559 Diels-alder reaction of nopadiene and methyl vinyl ketone; cosmetics
03/30/1982US4322558 Oxidation process
03/30/1982US4322555 Nonaprenylamine derivatives
03/30/1982US4322553 By reacting the corresponding n-/alkoxymethyl/acrylamide with thtonyl chloride or thionyl bromide
03/30/1982US4322552 Process for the production of 4-aminobutyramide hydrochloride
03/30/1982US4322551 Using an alchol to dissolve the metal alkoxide reacting with a ester and a p-diaminobenzene
03/30/1982US4322544 Triglyceride obtained from two moles of p-methoxy cinnamic acid and one mole each fatty acid and glycerol; sunscreen agents
03/30/1982US4322543 4,5-Unsaturated prostanoic acid derivatives
03/30/1982US4322494 Sensitizers for silver halide emulsions; zwitterions
03/30/1982US4322442 Combating fungi with 1-halo-1-propyn-3-ols
03/30/1982US4322439 ω-[2-(N-Lower alkyl-benzamido)-phenyl]-alkanoic acids, their use, and medicaments containing them
03/30/1982US4322435 Prostacyclin compounds
03/30/1982US4322373 Process for the preparation of aromatic dicarboxylic acid dichlorides
03/30/1982US4322369 Preparation of alkyl cyanoacetates
03/30/1982US4322365 Preparation of isocyanates
03/30/1982US4322355 Production of 1,3-difunctional compounds
03/30/1982US4322318 Novel prenyl 4-caranones
03/30/1982US4322314 Solvent exraction of a cobalt carbonyl complex
03/30/1982US4322303 Dithiophosphate stabilizers
03/30/1982US4322271 Etherification of an n-ethyl amide by anodizing with an alcohol; alkylation; deetherification
03/30/1982CA1121092A1 Triarylsulfonium complex salt photoinitiator containing a fluoroantimonate anion
03/30/1982CA1120956A1 Process for the production of perchloroethylene by catalytic oxychlorination
03/30/1982CA1120954A1 Preparation process for orthohydroxybenzylic alcools
03/30/1982CA1120952A1 Process for the manufacture of overbased magnesium sulfonates
03/30/1982CA1120948A1 Bis(4-anilinophenoxy) esters as antioxidants
03/30/1982CA1120947A1 Process for preparing alkaline earth metal mercaptides
03/30/1982CA1120945A1 Esters of 1,1,2-triphenylalkene derivatives
03/30/1982CA1120944A1 Isocyanatoaryl sulphochlorides, a process for their preparation and their use in the preparation of polyisocyanate polyaddition products
03/30/1982CA1120943A1 .alpha.,.beta.-DIHALOALKYL ISOCYANATES AND A PROCESS FOR THE PREPARATION OF SUCH COMPOUNDS
03/30/1982CA1120942A1 .sup.m-anilide-urethanes
03/30/1982CA1120938A1 Process for the preparation of damascenone
03/30/1982CA1120937A1 Preparation of polyene-aldehydes
03/30/1982CA1120936A1 Acylhydrazinophenylthiourea nucleating agents and photographic elements containing such agents
03/30/1982CA1120928A1 Acetohydroxamic acids
03/30/1982CA1120927A1 13-thiaprostaglandin derivatives
03/30/1982CA1120877A1 Selective n-acetylisation of amino acids by conversion with ketenes in aqueous solution
03/30/1982CA1120777A1 Alpha,beta-unsaturated aldehydes and use of same as flavouring ingredients
03/30/1982CA1120744A1 .beta.-NAPHTHYL AND .beta.-TETRAHYDRONAPHTHYL-PHENYL EHTERS
03/30/1982CA1120703A1 Antioxidant
03/30/1982CA1120694A1 Process for producing alumina
03/30/1982CA1120693A1 Flexible integrated method for the production of ammonia and urea
03/30/1982CA1120686A1 Catalyst and process for producing polyhydric alcohols and derivatives
03/24/1982EP0048210A1 Preparation of carboxylic acid anhydrides by carbonylation
03/24/1982EP0048186A2 Cyclopropane-carboxylic-acid derivatives, their preparation, their use in combating vegetal parasites, animals and locations, their compositions, and intermediates
03/24/1982EP0048174A1 Process for producing vinyl acetate
03/24/1982EP0048173A1 One step process for producing vinyl acetate
03/24/1982EP0048136A2 Process for preparing alpha-aromatic group substituted alkanoic acids or esters thereof
03/24/1982EP0048108A1 Process for making oximinonitriles
03/24/1982EP0048046A1 Method for the manufacture of ethylidene diacetate
03/24/1982EP0048037A1 Optically active 1-alkyl-3-(4-substituted-phenyl)-propylamines
03/24/1982EP0047950A1 Omega-fluorosulphato-perfluorocarboxylic-acid derivatives and process for their production
03/24/1982EP0047949A1 Process for the preparation of perfluorinated acid fluorides
03/24/1982EP0047948A2 Process for the production of polyfluorocarbonyl compounds and some representatives of this family
03/24/1982EP0047947A1 Omega-fluorosulphato-perfluoro-(2-methylalkane-3-ones) and process for the production of perfluoroisopropyl-keto-carboxylic-acid fluorides from the first mentioned compounds
03/24/1982EP0047946A1 Process for the production of monohydro-perfluoroalkane-sulphonic-acid halogenides and some particular representatives of this family
03/24/1982EP0047945A2 Process for the production of perfluorocarbonyl-sulphonic-acid fluorides and the fluorosulphatoperfluoroalkane-sulphonic-acid halogenides resulting therefrom as intermediates
03/24/1982EP0047906A1 Process for the production of aliphatic ethers
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