Patents for C07B 61 - Other general methods (69,072)
06/1982
06/29/1982CA1126754A1 Preparation of dimethyl butanedicarboxylates
06/29/1982CA1126753A1 Preparation of butanedicarboxylic acid esters
06/29/1982CA1126752A1 Preparation of butanedicarboxylic acid esters
06/29/1982CA1126746A1 Process for preparation of 0-(2,6-dichloro-anilino) phenyl acetic acid and novel intermediate for use in preparation of the same
06/29/1982CA1126740A1 Polymer bound phase transfer catalyst and process for its preparation
06/23/1982EP0054464A1 Process for the preparation of ortho-trifluoromethyl aniline
06/23/1982EP0054427A1 Recycling catalyst in preparation of dimethylformamide from dimethylamine and carbon monoxide
06/23/1982EP0054387A1 Method for the preparation of hydrocarbons by using zeolite catalysts of the type Nu-5.
06/23/1982EP0054385A1 Xylene isomerization
06/23/1982EP0054370A1 Process for the manufacture of 3,6-dialkyl resorcylic acid esters
06/23/1982EP0054360A2 Fluorobenzyl cyclopropane carboxylates, their preparation, compositions comprising them and their use as insecticides
06/23/1982EP0054227A1 Process for the preparation of hexafluoraceton, and the use of the solution obtained by this process
06/23/1982EP0054218A1 Process for the preparation of urethanes
06/23/1982EP0054166A1 Process for the preparation of 5-oxohexanoic acid alkyl esters and of 5-oxohexane nitrile
06/23/1982EP0054158A1 Palladium (II) catalyst, its preparation and application
06/23/1982EP0054152A1 Process for the production of largely nitrogen-free converted products from alkyl esters of carboxylic acids obtained by hydrocarboxylation
06/22/1982US4336403 Preparation of methyl methacrylate by reaction of methyl propionate and methanol
06/22/1982US4336399 By reacting an alcohol or ether in the presence of a catalyst and under mild conditions
06/22/1982US4336365 Process for the continuous preparation of polyisocyanates containing uretdione groups and their use as starting components for the production of polyurethane resins
06/22/1982US4336205 Method for producing aromatic nitriles
06/22/1982US4336198 Mixed oxides of phosphorus and vanadium
06/22/1982CA1126294A1 Production of methacrolein
06/22/1982CA1126289A1 Hydrocarboxylation of vinyl acetate
06/22/1982CA1126248A1 Method of producing amines from alcohols, aldehydes, ketones and mixtures thereof
06/16/1982EP0053981A1 Process for preparing thiochloroformiates
06/16/1982EP0053819A1 Process for the preparation of cycloaliphatic and/or aromatic amines
06/16/1982EP0053818A1 Process for the preparation of cyclohexyl amines by hydrogenation of aromatic amines
06/16/1982EP0053817A1 Process for the preparation of cycloaliphatic amines
06/16/1982EP0053793A1 Process for the preparation of ketene
06/16/1982EP0053792A1 Process for synthesizing ethanol and n-propanol from methanol
06/16/1982EP0053696A1 Process for the preparation of cycloaliphatic and/or aromatic amines
06/16/1982EP0053688A1 Process for the hydroformulation of insaturated olefinic compounds
06/16/1982EP0053657A1 Preparation of chlorotrifluoroethylene and trifluoroethylene
06/15/1982US4335264 High yield, low byproduct α, β-unsaturated aldehydes from olefins
06/15/1982US4335262 Process for the preparation of muscone
06/15/1982US4335258 Oxidative dehydrogenation catalyzed by a lithium salt of a heteropolyacid
06/15/1982US4335256 In a basic catalyst condition
06/15/1982US4335059 Preparation of carboxylic acid anhydrides
06/15/1982US4335058 Molybdenum-nickel component or tungsten-nickel component catalyst
06/15/1982US4335055 Process for the preparation of alkenylbenzene derivatives or alkenylnaphthalene derivatives
06/15/1982US4335054 Process for the preparation of alkenylbenzenecarboxylic acid derivatives and alkenylnaphthalenecarboxylic acid derivatives
06/15/1982US4335020 Method of preparation of composite zeolite catalysts
06/15/1982US4335018 Catalyst for the production of maleic anhydride
06/15/1982US4335014 Washing with an aliphatic alcohol or ketone containing an amine, depositing compound of cesium or rubidium
06/15/1982CA1125784A1 Process for manufacturing racemic parahydroxymandelic acid
06/10/1982WO1982001829A1 Process for the recovery of rhodium catalyst
06/09/1982EP0053532A1 Process for the preparation of catalysts containing molybdenum oxide and/or tungsten oxide and oxides of other metals
06/09/1982EP0053423A1 Shape selective reactions utilizing group III A metal-modified zeolite catalyst
06/09/1982EP0053408A1 Process for the preparation of substituted glyoxylic acid derivatives
06/09/1982EP0053389A1 Process for preparing cationic surface active agents
06/09/1982EP0053335A1 Process for the preparation of 1,2-dichloroethane
06/09/1982EP0053326A1 Process for the manufacture of pivaloyl cyanide
06/09/1982EP0053293A1 Process for the thermal dimerization of butadiene
06/09/1982EP0053241A1 Process for the recovery and reuse of a heavy metal catalyst from residues of the Witten-DMT process
06/08/1982US4334117 Process for producing alkadienes
06/08/1982US4334114 Production of aromatic hydrocarbons from a mixed feedstock of C5 -C12 olefins and C3 -C4 hydrocarbons
06/08/1982US4334109 Synthesis of 4-haloalkyl alcohols
06/08/1982US4334103 Catalytically active polyether chains
06/08/1982US4334100 Production of aldehydes
06/08/1982US4334086 From p-xylene
06/08/1982US4334080 Process for producing benzene carboxylic acid ester
06/08/1982US4334079 By esterification of a salt of a phenylacetic acid using a phase t
06/08/1982US4334042 Cobalt carbonyl, phosphine oxide
06/08/1982US4333884 From carbon monoxide, methyl acetate or ether; catalyst of group 8 metal, iodine, fatty acid, quaternary nitrogen or phosphorus compound, zirconium compound
06/08/1982US4333853 Mixed vanadium phosphorus oxide catalysts and preparation thereof
06/08/1982CA1125311A1 Process for preparing acetaldehyde
06/08/1982CA1125309A1 Process for preparing benzene derivatives by reaction of an activated halobenzene with an oxygen- or sulfur-containing anionic organic reagent
06/08/1982CA1125308A1 Process for the production of c.sub.1 to c.sub.4 oxygenated hydrocarbons
06/08/1982CA1125307A1 Process for the production of aryl pyruvic acids
06/08/1982CA1125305A1 Process for preparing acetic acid or acetic acid and methyl acetate mixtures
06/02/1982EP0053031A2 A process for the vapor phase nitration of aromatic compounds
06/02/1982EP0053024A1 Process for producing oligoesters
06/02/1982EP0052930A1 Novel group VA salts and process for preparing same
06/02/1982EP0052929A1 Sulfonated group VA ylides and process for preparing same
06/02/1982EP0052903A1 Preparation of dihalovinylcyclopropane carboxylic acids
06/02/1982EP0052898A1 Process for the preparation of C-substituted pyridines and/or hydrogenated C-substituted pyridines
06/02/1982EP0052775A2 Process for the production of aldehydes and intermediate products
06/01/1982US4332962 Preparation of cyclopropane carboxylic acid esters
06/01/1982US4332943 Catalytic ammoxidation of cyclopentadiene
06/01/1982US4332940 Process for the production of 2,3-cycloalkenopyridines
06/01/1982US4332939 Process for the preparation of fluorinated s-triazines
06/01/1982US4332915 Catalyst system comprising ruthenium compound and cobalt compound dispersed in low melting quaternary phosphonium or ammonium base or salt
06/01/1982US4332914 A catalyst system comprising a ruthenium and rhenium or manganese containing compound
06/01/1982US4332739 Process for the manufacture of aromatic isocyanates
06/01/1982CA1124741A1 Process for preparing diaryl ethers
06/01/1982CA1124740A1 Catalyzed redistribution of alkyltin halides
06/01/1982CA1124722A1 Pyrrolidine derivatives
05/1982
05/27/1982WO1982001704A1 Preparation of acetic anhydride
05/27/1982WO1982001701A1 Preparation of substantially anhydrous iodine compounds
05/26/1982EP0052573A1 Discoloration prevention of phenolic antioxidants
05/26/1982EP0052280A1 Process for the production of 3-amino-4,6-diacetyl phenol or a derivative thereof
05/25/1982US4331825 Decarbonylation of the catalyst to metal clusters
05/25/1982US4331822 Isomerization of xylene
05/25/1982US4331813 Mixed metal oxide component catalyst
05/25/1982US4331811 Tungsten or molybdenum hexacarbonyl halogenation catalyst
05/25/1982US4331774 Two catalysts system, one being gallium silicates
05/25/1982US4331605 Lactone ring containing sulfonic acid esters
05/25/1982US4331592 Process for the preparation of carboxylic acid amides and peptides
05/25/1982US4331564 Catalyzing the sulfurization of olefins by tertiary phosphines, and an oil based material containing an additive amount of a sulfurized olefin so produced
05/25/1982CA1124262A1 Para-aminophenol derivatives