Patents
Sitemap › C07 - Organic chemistry › C07C - Acyclic or carbocyclic compounds › C07C 41 - Preparation of ethers; Preparation of compounds having groups, groups or groups
Patents for C07C 41 - Preparation of ethers; Preparation of compounds having groups, groups or groups (17,242)
11/1981
11/04/1981EP0039121A1 Process for preparing alkyl glyceryl ether alcohols
11/04/1981EP0010213B1 Bicyclo-compounds, processes for their preparation and their application
11/03/1981US4298764 From fatty alcohol and glycidol in presence of basic catalyst and nonpolar solvent
11/03/1981US4298756 1R, Cis 2,2-dihalovinyl-3,3-dimethylcyclopropylmethanol and ester derivatives
11/03/1981CA1111865A1 Intermediate in the preparation of cyclopropylcarboxylate esters and process for its manufacture
11/03/1981CA1111864A1 Selective monoetherification of pyrocatechol
10/1981
10/28/1981EP0038471A1 Beta-gamma-unsaturated ketones and isoprenoic dienones, process for their preparation and their use as perfume compounds and flavourings
10/27/1981US4297495 Preparation of 2-isopropylamino pyrimidine
10/27/1981CA1111447A1 Halogenated products, process for their preparation and their application to the preparation of metaphenoxy benzaldehyde
10/27/1981CA1111441A1 Polyene compounds
10/21/1981EP0038138A1 Gasification of solid carbonaceous material for use in a turbine-generator power installation
10/21/1981EP0038129A1 Process for the hydrolysis of glycol dialkyl ether to a monoalkyl ether and tertiary alcohol or tertiary olefin
10/21/1981EP0037948A1 Process for preparing N,N'-dimethyl-N'-(2-bromo-4-methylphenyl) triazene
10/20/1981US4296260 Process for the preparation of phloroglucinol
10/20/1981CA1111041A1 Primary diarylalkyl amines having antidepressive activity
10/20/1981CA1110807A1 Fiber lubricants derived from polyethoxylated and polyoxyalkylated reaction products of an alpha-olefin epoxide and a fatty alcohol
10/14/1981EP0037656A1 A process for the in-solvent, in-situ generation of N-substituted-2-haloacetanilides
10/13/1981US4294763 Intermediates for the production of picropodophyllin and related compounds and processes for the preparation and use thereof
10/13/1981CA1110665A1 Polymerizable acetylenic oligomers
10/13/1981CA1110630A1 1-halogeno-1-propyn-3-ols, a process for their preparation and their use as fungicides
10/07/1981EP0037353A1 Process for the etherification of phenols
10/06/1981CA1110261A1 3-¬2-hydroxy-4-(substituted)phenyl|-cycloalkanone and cycloalkanol analgesic agents and intermediates therefor
09/1981
09/30/1981EP0036550A1 Use of oxyalkylated fatty alcohols having a propylene terminal group, as low foaming alkali and acid stable tensides
09/30/1981EP0036539A1 Process for the preparation of acetals of methyl glyoxal
09/29/1981US4292449 Polyfluoroallyloxy compounds, their preparation and copolymers therefrom
09/29/1981US4292210 1-Phenyl- and -benzyl-2,2-dichloro-cyclopropanes as scents
09/23/1981EP0036260A2 Preparation of a motor spirit blending component
09/23/1981EP0036121A1 Oligo-isobutyl cyclohexane, process for its production and its use
09/16/1981EP0035927A1 Process for the preparation of chloroalkoxy benzenes
09/16/1981EP0035753A2 Process for manufacturing 1,1-dichloro-alkenes
09/16/1981EP0035697A1 3,3-Dimethyl-1-phenoxy-2-butanols, process for their preparation and their use as intermediates
09/15/1981US4290110 Temperature control for a reactor
09/15/1981CA1109069A1 Synthesis of 2,3-dihydrobenz¬d| isothiazole derivatives
09/09/1981EP0035075A1 Process for producing ethylene glycol mono-t-butyl ether
09/08/1981US4288639 Endcapped
09/08/1981US4288638 Process for the synthesis of 2,4-dinitro-6-t-butyl-3-methylanisole, referred to as musk ambrette
09/08/1981US4288583 Molding materials
09/08/1981US4288453 A-(1-phenyl-2,2,2-trifluoroethoxy (or -ethylthio))alkanoic acids useful as anticholesterol and antilipemic agents
09/08/1981US4288386 Coupling aryl halides with metal phenolates, copper catalyst, tertiary amine sequestering agent
09/08/1981CA1108651A1 Liquid phase fluorination process
09/08/1981CA1108646A1 PROCESS FOR THE PREPARATION OF .delta.-OXOACETALS
09/08/1981CA1108642A1 Process for improving odor of isopropanol, lower alcohols and other oxy derivatives of lower alcohols
09/08/1981CA1108553A1 Method for purifying the tert. butyl ether from methanol
09/02/1981EP0034723A2 Method for the preparation of 4-phenoxy phenols
09/02/1981EP0034650A1 A method for alkoxylation of alkanols
09/02/1981EP0034649A2 Alkoxylation of phenolic compounds
09/02/1981EP0034648A2 A method for the alkoxylation of alkanols in the presence of strontium-containing catalysts and promoters
09/01/1981US4287379 By reaction with an alcohol in the presence of an ion exchanger to produce an ether which is decomposed in the presence of an acid catalyst
09/01/1981US4287373 Perbromination of phenol and diphenyl ether at elevated temperature using bromine as the reaction medium
09/01/1981US4287351 Useful as antidepressants
09/01/1981US4287125 By reacting an alkali or alkaline metal salt of an alcohol or mercaptan with an activated halobenzene in the presence of a tertiary amine sequestering agent
09/01/1981CA1108168A1 Herbicides
08/1981
08/26/1981EP0034567A2 A method for the total synthesis of cyclosporins and novel cyclosporins
08/26/1981EP0034402A2 Method of preparing fluorine-substituted diphenyl ether derivatives and fluorine-substituted halogeno benzene derivatives for use therein
08/26/1981EP0034374A1 Selective homologation of acetals or ethers to monohydric or polyhydric alcohols
08/25/1981US4285881 Contacting mixture with dioxane-free water vapor
08/25/1981US4285867 Pharmacologically active 4-[2-hydroxy-4-(substituted)phenyl]naphthalen-2(1H)-ones and 2-ols, derivatives thereof and intermediates therefor
08/25/1981CA1107763A1 1,3bis-aryl-glycerol ethers
08/19/1981EP0033885A1 Process for the preparation of (2-chloro-4-trifluormethyl-phenyl)-(3-methoxy-phenyl)-ether
08/19/1981EP0033760A1 A method for the alkoxylation of alkanols
08/18/1981US4284829 Hydroxyalkyl and oxoalkyl substituted phenols as analgesics and sedatives
08/18/1981US4284828 Selective chlorination of phenoxyanisole, demethanation
08/18/1981US4284826 Oligomers for flameproofing polyurethanes
08/18/1981US4284825 Intermediates for perfumes, crop protection agents
08/18/1981US4284564 Process for the in-solvent, in-situ generation of haloalkyl alkyl ethers useful to produce N-substituted-2-haloacetanilides
08/12/1981EP0033359A1 A method for the alkoxylation of alkanols
08/11/1981US4283569 Hydroxyalkyl and oxoalkyl substituted phenols as analgesics and sedatives
08/11/1981US4283536 Psychopharmacologic agents
08/05/1981EP0033156A2 1-Phenyl-2-cyclohexene-1-alkylamine derivatives, process for their preparation and medicines containing them
08/04/1981US4282390 Parasiticides
08/04/1981US4282389 Process for the simultaneous manufacture of pure MTBE and a substantially isobutene-free mixture of C4 -hydrocarbons
08/04/1981US4282388 Cyclic 1,2-diol benzyl ether compounds
08/04/1981US4282386 Alkyl, cycloalkyl diethers of (poly)alkylene glycols
08/04/1981CA1106354A1 Hydraulic fluids
07/1981
07/29/1981EP0032659A1 Optically active derivatives of phenylpropane, their preparation and use in the preparation of fungicides
07/28/1981US4281203 Intermediates for pyrethroid insecticides
07/28/1981US4281119 Cryogenically controlled direct fluorination process, apparatus and products resulting therefrom
07/28/1981US4281012 Hypolipemic activity
07/28/1981CA1105945A1 2-propyl-pent-4-en-1-al
07/22/1981EP0032210A1 Fluorination of organic compounds with fluorine in porous metal tube reactor with perfluorinated diluent
07/22/1981EP0032188A1 Tensides based on arylated fatty substances and their application
07/16/1981EP0020685A4 Insecticidal cyclopropanecarboxylates from substituted (1,1'-biphenyl)-3-ylmethyl compounds.
07/15/1981EP0032063A2 Novel substituted arylene compounds and processes for their production
07/14/1981US4278820 Reacting alkylene oxide with aliphatic alcohol, ion exchanged clay catalyst
07/14/1981US4278819 Process for the production of acetaldehyde dimethyl acetal
07/14/1981US4278678 Antilipemic agents
07/14/1981CA1104821A1 Preparation of gasoline containing tertiaryamyl methyl ether
07/09/1981WO1981001846A1 Method of synthesizing fluoromethylhexafluoroisopropyl ether
07/09/1981WO1981001845A1 Proton-catalysed reactions in which water is not a stoichiometric reactant catalysed by metal cation-exchanged layered clays
07/09/1981WO1981001844A1 Proton-catalysed reactions catalysed by hydrogen ion-exchanged layered clays
07/09/1981WO1981001843A1 Methods of synthesizing hexafluoroisopropanol from impure mixtures and synthesis of a fluoromethyl ether therefrom
07/08/1981EP0031687A1 Proton-catalysed reactions catalysed by hydrogen ion-exchanged layered clays
07/08/1981EP0031519A1 Preparation of fluorinated organic compounds with elemental fluorine and fused alumina reactor
07/08/1981EP0031436A2 A method for the cleavage of siloxanes
07/07/1981US4277633 Palladium complex, process for the preparation thereof and catalyst for producing 1,3-diene oligomers
07/07/1981US4277624 Process for preparing diphenyl ethers
07/07/1981US4277557 Photographic material containing a stabilizing agent
07/07/1981US4277553 Hydroquinone compound containing at least one electron attracting group as color fog inhibiting agent
07/07/1981US4277494 Novel esters
07/07/1981US4277327 Reaction with alkali or alkaline earth metal oxide or hydroxide followed by reaction with organic halide or sulfate
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