Patents
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Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
11/1981
11/18/1981EP0039771A1 Cyclopropane derivatives, pharmaceutical compositions containing them and processes for their production
11/18/1981EP0039723A1 Improved alumina-supported copper catalyst compositions for fluid-bed hydrocarbon oxyhydrochlorination.
11/17/1981US4301314 In the presence of oxygen; by-products inhibition
11/17/1981US4301310 Using synthesis gas directly as the source of formaldehyde
11/17/1981US4301307 Process for the hydroxylation of aromatic compounds
11/17/1981US4301306 Norbornenyl phenolic compounds
11/17/1981US4301299 Synthesis of urea
11/17/1981US4301297 From methyl methacrylate and dimethylaminoethanol using dioctyltin oxide catalyst
11/17/1981US4301283 Process for preparing 2-oxo-dihydrobenzo(d)(1,3)-oxazines
11/17/1981US4301253 Process for the selective production of ethanol and methanol directly from synthesis gas
11/17/1981US4301243 Photographic recording material
11/17/1981US4301186 For in situ decomposition by radiation to produce amines for hardening a polyurethane or epoxy resin monomers solution
11/17/1981US4301177 Analgesics, antipyretics, antirheumatics
11/17/1981US4301175 Stabilized in a triactin and ethanol solution
11/17/1981US4301163 Antispasmodic agents, anesthetic, analgesics
11/17/1981US4301092 Esterifying ethylene glycol with trichloroacetyl chloride; chlorination of ester; decomposition
11/17/1981US4301088 Method of preparing benzyl alcohols by decarbonylation of formic acid esters
11/17/1981US4301086 Carbidocarbonyl compounds for use as a catalyst in conversion of synthesis gas to methanol
11/17/1981US4301084 Process for the preparation of carboxylic acid esters of β-formyl-crotyl alcohol by an allyl rearrangement
11/17/1981US4301081 Alkali metal complex compounds
11/17/1981US4301077 By hydrogenation of maleic acid or anhydride, succinic acid or anhydride, butyrolactone in the presence of a mixed metal oxide catalyst
11/17/1981US4301044 Detergents
11/17/1981US4301031 Methacrolein oxidation catalysts
11/17/1981US4301030 Bi-containing methacrolein oxidation catalysts
11/17/1981CA1112672A1 Hydrocarbon synthesis
11/17/1981CA1112671A1 Process for the recycling unreacted 1, 2- dichloroethane from 1, 2-dichloroethane cracking
11/17/1981CA1112670A1 Process for manufacture of methanol
11/17/1981CA1112667A1 HERBICIDALLY ACTIVE .alpha.-(4-PHENOXYPHENOXY) PROPIONIC ACID ALKOXYALKYL AMIDES, PROCESSES FOR THEIR MANUFACTURE, HERBICIDALLY COMPOSITIONS CONTAINING THEM AND THEIR USE
11/17/1981CA1112661A1 Fluorine-containing alkyl-sulfato-betaines and processes for their manufacture
11/17/1981CA1112660A1 1,6-dimesyl-3,4-dimethyl-d-mannitol and a process for the preparation thereof
11/17/1981CA1112659A1 Partially carbodiimidized methylenebis (phenyl isocyanate) and preparation thereof
11/17/1981CA1112658A1 CYCLISATION SUBSTRATES CONVERTIBLE TO 7-.alpha.- SUBSTITUTED 19-NORSTEROID DERIVATIVES
11/12/1981WO1981003181A1 Thermochemical conversion of biomass to ethanol
11/12/1981WO1981003171A1 Aromatic derivatives of acetic acid alpha-substituted by a sulfo group and production method thereof
11/11/1981EP0039653A1 Preparation of acetic acid by carbonylation
11/11/1981EP0039652A1 Preparation of acetic acid by carbonylation
11/11/1981EP0039595A1 Total synthesis of 1RS,4SR,5RS-4-(4,8-dimethyl-5-hydroxy-7-nonen-1-yl)-4-methyl-3,8-dioxabicyclo(3.2.1)octane-1-acetic acid and related compounds
11/11/1981EP0039556A2 Water removal in a process for continuous nitration of a nitratable aromatic compound
11/11/1981EP0039536A1 Shape selective reactions with zeolite catalysts modified with group 1A metals
11/11/1981EP0039484A1 Process for the production of monoethers of hydroquinone and quinol ketales as intermediates thereof
11/11/1981EP0039471A1 Process for the preparation of 2-chloro-1,1,1,2,3,3,3-heptafluoropropane
11/11/1981EP0039455A1 Coupling components for oxidation hair dyes, their production and hair dyeing composition containing these
11/11/1981EP0039419A1 Process for preparing 2,6-dichloro-5-hydroxy aniles
11/11/1981EP0039413A1 Process for preparing acetyl chloride
11/10/1981US4300014 Catalyst selectivity
11/10/1981US4300013 Zeolites
11/10/1981US4300011 Selective production of aromatics
11/10/1981US4300005 Preparation of vinyl chloride
11/10/1981US4300004 Process for the preparation of dichlorobenzenes
11/10/1981US4300003 Process for the preparation of low molecular polyhydroxyl compounds
11/10/1981US4300002 Process for producing polycyclic diols
11/10/1981US4299997 By-product inhibition by adding ethylene glycol mono-tert-butyl ether and ethylene glycol di-tert-butyl ether
11/10/1981US4299992 Process for the selective hydroxymethylation of nitrotoluenes
11/10/1981US4299990 Process for preparing aldehydes
11/10/1981US4299984 Anorectic agents
11/10/1981US4299983 For production of diarylamines from a salt of an arylsulfonic acid and an alkali metal salt of a primary arylamine
11/10/1981US4299981 Preparation of formic acid by hydrolysis of methyl formate
11/10/1981US4299976 Preparation of unsaturated diester precursor for sebacic acid
11/10/1981US4299975 Sulfosuccinate emulsifiers
11/10/1981US4299973 Chemical intermediates for cis chrysanthemumic acid
11/10/1981US4299972 Esterification
11/10/1981US4299967 Insecticides
11/10/1981US4299960 2-Amino-4,6-disubstituted pyrimidines
11/10/1981US4299949 Fluorinated 3-ketoglutaroyl halides and polymers therefrom
11/10/1981US4299842 Guaiacol esters of mercaptopropionic acid derivatives, process for preparing same and therapeutical compositions comprising such esters
11/10/1981US4299800 Catalyst selectivity
11/10/1981US4299780 Reacting an alkali or ammonia bisulfite with a carbamoyl halide
11/10/1981US4299775 Cyanation of isophorone
11/10/1981US4299766 From a lactam-blocked aromatic isocyanate followed by catalytic hydrogenation
11/10/1981US4299730 Process for the production of a catalyst for the hydration of olefins into alcohols
11/10/1981US4299718 In situ peroxidation of ketones in a ketone peroxide solvent formulation
11/10/1981CA1112253A1 Isomerisation of alkyl aromatics using a gallium containing aluminosilicate catalyst
11/10/1981CA1112252A1 Intermediate in the preparation of cyclopropylcarboxylate esters and process for its manufacture
11/10/1981CA1112247A1 Herbicidal compound, herbicidal composition containing the same, and method of use thereof
11/10/1981CA1112246A1 Bis-azidophthalic acid derivatives
11/10/1981CA1112179A1 Tinctorial compositions based on oxidation dyes comprising a (2,5-dihydroxyphenyl) alkanoic acid or one of its salts as anti-oxidising agent
11/10/1981CA1112025A1 Reactor for catalyzed exothermic reactions
11/04/1981EP0039267A1 Catalysts preparation process based on molybden and/or tungsten oxides and oxides of other metals
11/04/1981EP0039253A1 Process for preparing carboxylic acid esters of dicyclopentadienes
11/04/1981EP0039232A1 Substituted tricyclodecane derivatives, processes for preparing such derivatives, processes for using such derivatives and compositions using such derivatives
11/04/1981EP0039218A1 Improvement in process for the alkylation of benzene with propylene
11/04/1981EP0039205A1 Selective production of dialkylbenzenes
11/04/1981EP0039173A1 Preparation of cyano substituted benzyl ester insecticides
11/04/1981EP0039168A1 Amidoximether insecticides
11/04/1981EP0039157A1 Chlorination of 4-methoxybenzoyl chloride
11/04/1981EP0039111A1 A process for the preparation of alkoxyalkanoic acids
11/04/1981EP0039105A1 Process for recovery of an aliphatic diol oligomerization solvent
11/04/1981EP0039062A1 Preparation of 2-mercapto alcohols
11/04/1981EP0039061A1 Preparation of amines from olefins using certain transition metal catalysts
11/04/1981EP0039058A1 Fluorine-containing quaternary ammonium compounds and their production
11/04/1981EP0039051A2 Mannich-base hydroxamic acid prodrugs for the improved bioavailability of non-steroidal anti-inflammatory agents, a process for preparing and a pharmaceutical composition containing them
11/04/1981EP0039048A1 Process for the purification of polycarboxylic acids
11/04/1981EP0039032A2 Use of 3,5,5-trimethylhexanoic acid amides as perfuming agents and compositions containing them
11/04/1981EP0039001A1 Process for the preparation of methyl chloride
11/04/1981EP0038987A1 Process for preparing acyl cyanides
11/04/1981EP0038970A1 Process for the separation of tetrafluoroethylene from gas mixtures containing in addition to tetrafluoroethylene particularly nitrogen or carbon monoxide
11/04/1981EP0038936A1 Derivatives of 1-aryloxy-3-alkylamino-2-propanol and methods for their preparation
11/04/1981EP0038919A1 Process for recovering and reactivating catalysts that contain cobalt used in the conversion of olefins with carbon monoxide and alkanols
11/04/1981EP0038888A1 Pesticidal carbamoyl sulfides, and preparation, compositions and use thereof
11/04/1981EP0038880A1 Process for the production of unsaturated esters
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