Patents for C07B 61 - Other general methods (69,072)
01/1981
01/07/1981EP0021528A1 Process for the selective hydrogenation of triglyceride oils and products so obtained
01/07/1981EP0021525A1 Process for the preparation of carboxylated compounds
01/07/1981EP0021521A2 Process for the preparation of dihalovinyl compounds
01/07/1981EP0021444A1 Process for producing two-carbon atom oxygenated compounds from synthesis gas with minimal production of methane
01/07/1981EP0021374A1 Process for the preparation of 4-amino-diphenyl amines
01/07/1981EP0021373A2 Process for the preparation of aromatic dicarboxylic acid dichlorides and their use in the preparation of polycondensates
01/07/1981EP0021361A1 Process for preparing phosphoric acid propargyl esters
01/07/1981EP0021330A1 Process for the preparation of ethanol from synthesis gas
01/07/1981EP0021325A1 Vanadiumpentoxide, titanium oxide, phosphorus, rubidium and/or cesium and possibly zirconium oxide containing support catalyst and its use
01/07/1981EP0021221A1 Process for the dimerization of hexafluoropropene oxide
01/07/1981EP0021162A1 Process for the preparation of saturated secondary alkyl amines
01/07/1981EP0021112A1 Process for the preparation of derivatives of 1,3-dibromo-2,2-dimethyl-propane-1,3-dicarboxylic acid, as well as the dichloride of 1,3-dibromo-2,2-dimethyl-propane-1,3-dicarboxylic acid and its monoesterchlorides as intermediary products
01/07/1981EP0021079A1 Ortho esters containing tertiary amino groups, their preparation and their utilization as catalysts
01/07/1981EP0021012A2 Process for preparing para-substituted aromatic carbamic acid esters
01/07/1981EP0021010A1 Process for the preparation of butanedioic acid esters
01/07/1981EP0020962A1 Process for increasing the activity and for extending the high-selectivity duration time of silver support catalysts for use in the synthesis of ethylene oxide
01/07/1981EP0020867A1 Ethoxylation with strontium bases
01/06/1981US4243827 Titanium alkylation catalyst
01/06/1981US4243815 Preparation of methylene-bis(4-phenylcarbamic acid esters)
01/06/1981US4243607 Process for the preparation of tetrachloroalkanes
01/06/1981US4243599 Stabilization by dipicolinic acid of the epoxidation of a lower olefin with per-p-toluic acid
01/06/1981CA1093098A1 Process for the production of intermediate oxidation products of toluenes having ether linkages
01/06/1981CA1093092A1 Process for making ether sulfonates
01/06/1981CA1093057A1 Isolation and regeneration of rhodium-containing catalysts from distillation residues of hydroformylation reactions
01/06/1981CA1093056A1 Process for improving the activity of used supported silver catalysts
01/06/1981CA1093055A1 Production of alkylene oxides and catalysts therefor
01/06/1981CA1093054A1 Process for preparing modified silver catalysts
01/06/1981CA1093053A1 Ethylene oxide production
01/06/1981CA1093049A1 Residue treatment process
12/1980
12/30/1980US4242523 Process for the preparation of para-nitroso-diphenyl-hydroxylamines
12/30/1980US4242519 Novel α-thio-alkanoic acid derivatives
12/30/1980US4242286 Process for preparing benzotrifluoride and its derivatives
12/30/1980US4242284 Process for recovery of rhodium values and triphenylphosphine from rhodium catalyzed hydroformylation medium
12/30/1980US4242283 Process for continuously producing oxygen-containing compounds
12/30/1980CA1092613A1 Liquid phase fluorination process
12/30/1980CA1092592A1 Catalyst regeneration
12/24/1980WO1980002809A1 Method of regeneration of rhodium-containing catalyst
12/23/1980US4241225 Fuller's earth as catalyst
12/23/1980US4241222 Process for the preparation of cumyl peroxides
12/23/1980US4241215 Prostane derivatives
12/23/1980US4240973 Chemical intermediate in production of the fungicide, o-methyl-n-cyclohexyl-2,5-dimethylfuran 3-hydroxamic acid
12/23/1980CA1092165A1 Process of hydrogenation
12/23/1980CA1092164A1 Process for the manufacture of o-benzyl toluenes
12/23/1980CA1092163A1 Method for making indene
12/23/1980CA1092161A1 Promoting the catalytic process for making polyhydric alcohols
12/23/1980CA1092160A1 Manufacture of tertiary mercaptans using zeolite catalysts
12/23/1980CA1092124A1 Process for the preparation of aromatic amines
12/23/1980CA1092086A1 Catalyst for oxidation reactions and process for its production
12/23/1980CA1092047A1 Process for increasing the octane number of a light gasoline fraction
12/16/1980US4239707 Useful as heat stable ligands for catalytic systems and as chemical intermediates prepared from 1,5-dimethyl-1,5-cyclooctadiene
12/16/1980US4239698 Process for preparing carboxylic acid anhydrides
12/16/1980US4239657 Manufacture of carbonyl compounds
12/16/1980CA1091700A1 Selective hydrogenation process
12/16/1980CA1091699A1 Process for the hydration of olefins
12/16/1980CA1091692A1 Preparation of oxalate esters from carbon monoxide and an alkoxycycloalkene
12/16/1980CA1091638A1 Catalyst and process for conversion of hydrocarbons
12/16/1980CA1091606A1 Combination isomerization - alkylation process
12/11/1980WO1980002686A1 Process for preparing aromatic urethane
12/10/1980EP0020281A1 Preparation of benzoxazolone
12/10/1980EP0020240A1 Hydrocarbon hydrotreating catalysts and their use in the reforming and isomerisation of hydrocarbons in the presence of hydrogen
12/10/1980EP0020048A1 Novel copper catalyst and process for making it
12/10/1980EP0020043A1 Process for isomerising xylenes
12/10/1980EP0019980A1 Method for the preparation of a sulphided fluorine-containing nickel-tungsten catalyst and process for the conversion of hydrocarbons using such a catalyst
12/10/1980EP0019961A1 Preparation of 2,7-dimethylocta-1,7-diene
12/10/1980EP0019960A1 Preparation of 3,7-dimethylocta-1,7-diene
12/10/1980EP0019958A1 Synthesis of 1,4-bis(dicyanomethylene) cyclohexane and use thereof in the synthesis of 7,7,8,8-tetracyanoquinodimethane
12/10/1980EP0019863A1 Process for the production of 1,2-dichloroethane
12/10/1980EP0019772A1 Process for the continuous production of glyoxal
12/10/1980EP0019750A1 Process for the preparation of acylated cyanohydrines of alpha, beta unsaturated aldehydes
12/09/1980US4238629 Process for the preparation of a mixture of 2-and 4-hydroxybenzyl alcohol
12/09/1980US4238627 Oxidative process for preparing substituted biphenols
12/09/1980US4238625 Activators of lead and/or bismuth and/or their compounds for oxidation with platinum or palladium catalyst
12/09/1980US4238422 Substituted phenyl phosphinites and phosphonites
12/09/1980US4238415 Process for preparing cycloalkanols and cycloalkanones
12/09/1980US4238368 Zeolite comprising a metal 8 oxide and an alkali metal oxide or oxide from group 5,6, or 7
12/09/1980US4238359 Tumbling granulation and roasting of a metal compound mixture also including a thallium, a group 1a, or group 2a compound; stabilization
12/09/1980CA1091252A1 HIGH YIELD, LOW BYPRODUCT .alpha.,.beta.-UNSATURATED ALDEHYDES FROM OLEFINS
12/02/1980US4237315 Preparation of 5(halophenyl)salicylic acid compounds
12/02/1980US4237309 Method for the preparation of phenolic acetates and paraformaldehyde
12/02/1980US4237072 Hydrogenation in the presence of a rhodium chiral phosphine complex formed in situ
12/02/1980CA1090829A1 Process for the partial catalytic hydrogenation of butynediol to butenediol in high yield
12/02/1980CA1090828A1 Process for the selective ortho-alkylation of a phenol in the presence of a copper-chromium catalyst
12/02/1980CA1090824A1 Hydroformylation process
12/02/1980CA1090823A1 Cyclic hydroformylation process
12/02/1980CA1090815A1 Use of coated catalysts in the preparation of maleic anhydride therefor
12/02/1980CA1090811A1 .alpha.-THIO-ALKANOIC ACID DERIVATIVES
12/02/1980CA1090801A1 Process for the preparation of fluorinated s- triazines
12/02/1980CA1090771A1 Pas de traduction disponible
12/02/1980CA1090770A1 Preparation of methacrylic acid from methacrolein
11/1980
11/26/1980EP0019517A1 Process for the preparation of organic isocyanates from nitro compounds
11/26/1980EP0019454A2 Manufacture of toluene diamine
11/26/1980EP0019436A1 Process for preparation of aromatic tertiary alkyl hydroperoxides and their use in preparing phenols
11/26/1980EP0019365A2 Long chain amine derivatives and process for their preparation
11/26/1980EP0019304A1 Process for preparing arylic esters of carboxylic acids
11/26/1980EP0019165A1 Process for preparing 1,3,7-trialkylxanthines
11/26/1980EP0019109A1 Process for preparing aromatic di- and polyurethanes
11/26/1980EP0019090A1 Substituted styryl-cyclopropanecarboxylic acid derivatives, a process for their production, their use, insecticidal and acaricidal compositions, their production and process for combating insects
11/26/1980EP0019060A1 Diketones, process for their preparation and their use as components of liquid-crystalline dielectrics
11/25/1980US4236033 Process for the manufacture of p-alkylphenols
11/25/1980US4236016 Reaction of aromatic nitro compound with carbon monoxide and alcohol in presence of selenium catalyst