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)
12/1984
12/11/1984CA1179379A1 Solid superacids catalysed preparation of octane number improving branched aliphatic ethers
12/11/1984CA1179359A1 1,1,2-triphenylpropane- and propene derivatives, a process for preparation thereof and pharmaceutical compositions containing the new compounds
12/05/1984EP0126950A2 Method for making aromatic ethers and catalyst used in such method
12/05/1984EP0058173B1 Process for the synthesis of aryloxy derivatives
12/04/1984US4486611 Isolation of dihydroxybenzene-monoethers from reaction mixtures
12/04/1984US4486610 Purification of 2,4,4'-trichloro-2'-hydroxydiphenylether solvent extraction
12/04/1984US4486598 Antiulcer, anticoagulant, antiasthma
12/04/1984CA1178975A1 Process for producing unsaturated ethers
12/04/1984CA1178973A1 Preparation of glycols and ethers
12/04/1984CA1178967A1 Etherification process for hexitols and anhydrohexitols
12/04/1984CA1178838A1 Photographic material including a colour coupler- containing silver halide layer and an associated hydroquinone compound
11/1984
11/28/1984EP0126569A1 Bromination process for preparing decabromodiphenyl ether from diphenyl ether
11/28/1984EP0126430A2 Process for the preparation of 1-triazolylethylether-derivatives, and microbicidal compositions containing novel 1-triazolyl-phenoxyphenylethylether-derivatives as active ingredients and their use
11/28/1984EP0126193A1 Bis-(norbornyl or substituted norbornyl) derivatives of a phenol or a phenylamine, process for their preparation and compositions containing same
11/27/1984US4485253 Dissolving in sulfuric acid and ether, and reaxting with excess isobutene
11/21/1984EP0125833A2 Removal of impurities from hydrocarbons and alcohols
11/21/1984EP0125769A2 Supported catalysts
11/21/1984EP0125563A2 Bicyclohexyl ethanes
11/21/1984EP0078818B1 Process for co-production of tert. alkyl-methylether and formic acid
11/20/1984US4484009 Process for the manufacture of glycol monoethers
11/20/1984US4484008 Process improvement for diphenyl ether production
11/20/1984US4484007 Process for preparation of arylterpenoid insect maturation inhibitors
11/20/1984US4484000 Photographic stabilizers
11/20/1984US4483941 Catalysts for alkoxylation reactions
11/14/1984EP0125204A1 3-Phenoxybenzyl (2-phenyl-2,2-alkylene-ethyl) ethers, process for their preparation and their use as pesticides
11/14/1984EP0125067A1 Liquid fuel production and energy conversion systems
11/13/1984US4482760 Process for the production of 1,2-diols
11/13/1984US4482753 Catalyst for use in the hydrogenolysis of methyl glycol formals
11/13/1984US4482751 Method for preparation of 8-methoxy-4,8-dimethyl-1-(4-isopropylphenyl)-nonane
11/13/1984US4482438 Method of performing a chemical reaction
11/13/1984CA1177816A1 Method for promoting the activity and/or extending the life of cation-exchangeable layered clay catalysts in proton-catalysed reactions
11/08/1984WO1984004321A1 Liquid fuel production and energy conversion systems
11/07/1984EP0124078A1 Process for the production of dimethyl ether useful as a propellant
11/07/1984EP0124002A1 Process for the preparation of aromatic compounds containing perfluorinated side chains linked by a heteroatom
11/06/1984US4481224 Flavoring with alkylthioalkanal dialkyl mercaptals
10/1984
10/31/1984EP0123338A1 Process for the preparation of methyl tertiary butyl ether
10/30/1984USRE31715 Liquid crystal compounds
10/30/1984US4480139 With alkane diols
10/30/1984US4480124 Process for the purifying of polytetramethylene ether glycol or corresponding diester
10/30/1984US4479901 Fluorination of carbanions with N-fluoro-N-alkylsulfonamides
10/30/1984CA1177093A1 4-phenoxy-2-butene derivatives as plant growth regulators
10/24/1984EP0122412A1 Process for the preparation of bifunctional polyphenylene ethers
10/24/1984EP0122374A2 Process for the preparation of dihydroxybenzenes
10/23/1984US4479018 Combined ether and alkylate production
10/23/1984US4479017 Process for producing ether compounds by catalytic hydrogenolysis
10/17/1984EP0121918A1 Novel fluorine-containing vinyl compounds
10/10/1984EP0121330A1 Alkyl perfluoro-omega-(2-iodoethoxy) compounds and vinyl ethers therefrom
10/09/1984US4476333 Hydration of buterne, acid ion exchange resin catalyst
10/09/1984US4476330 Dehydration
10/09/1984US4476327 Olefin, methanol, hydrogen peroxide, titanium zeolite
10/09/1984US4476320 Process for the preparation of fluoroaromatic compounds substituted in the o-position
10/09/1984US4476056 Trifluoromethoxy analogs of aromatic retinoids
10/09/1984US4475997 Bromination of bis(2,3,3-trichloro-2-propenyl) ether then steam distillation
10/09/1984US4475992 Cyclohexadiene derivatives and process for preparing the same
10/03/1984EP0120583A1 Perfluorobromoalkyl ethers for use as X-ray contrast agents
10/03/1984EP0120404A1 Process for preparing benzal chlorides
10/03/1984EP0120037A1 Arthropodicidal compounds
10/02/1984US4475005 Styrene-divinylbenzene resin
10/02/1984US4474998 Fluorinated polyether and derivatives thereof
10/02/1984US4474997 Oxidation process and catalyst therefor
10/02/1984US4474932 Process for the production of aromatic ethers and aromatic polyethers
10/02/1984US4474678 Alkanol ethoxylate-containing detergent compositions
09/1984
09/26/1984EP0119799A1 Process for preparing dialkyl propanediimidate dihydrohalides
09/25/1984US4473713 Hydrolysis of aryl-aliphatic ethers
09/25/1984US4473704 Substituted dodecahydrotriphenylenes, decahydro-1H-cyclopenta[1]phenanthrenes, decahydro-1H-pyrido[1,2-f]phenanthridines and decahydropyrrolo[1,2-f]phenanthridines as CNS agents
09/25/1984CA1175032A1 Catalyst and method for synthesis of dimethyl ether
09/19/1984EP0119068A1 Method for preparing diaryl iodonium salts
09/19/1984EP0119065A1 Process for preparing diaryls
09/18/1984US4472294 Fluorine-containing compounds, and surface-tension lowering agent containing same
09/18/1984CA1174686A1 Method for the production of alkyl and alkoxyalkyl substituted benzene compounds
09/12/1984EP0118377A2 Process for the production of metachlorinated phenols
09/12/1984EP0118244A2 Synthetic method for a chiral 3-(substituted-phenyl)-4-(3-hydroxypropyl)-cyclohexanol
09/12/1984EP0118082A1 Phenoxyacetylenes and process for their preparation
09/11/1984US4471154 Staged, fluidized-bed distillation-reactor and a process for using such reactor
09/11/1984US4471142 Process for producing isopropyl alcohol and di-isopropyl ether
09/04/1984US4469902 1-Iodoprop-1-yn-3-ols as plant protection agents
09/04/1984US4469898 Protonating, dehydrating and fluoride ion-generating agent
09/04/1984US4469897 Process for preparing monoalkylethers of hydroquinone and its derivatives
09/04/1984US4469887 Process for the production of methacrylic acid from isobutyraldehyde
09/04/1984CA1173859A1 Process for the preparation of phenol ethers
09/04/1984CA1173843A1 Method for making aromatic bis(ether phthalic acid) or aromatic bis(ether anhydride)
08/1984
08/29/1984EP0117228A1 Analogs of mevalonolactone and derivatives thereof, processes for their production, pharmaceutical compositions containing them and their use as pharmaceuticals
08/29/1984EP0117186A1 Process for the preparation of cyclopropane derivatives
08/29/1984EP0116889A1 Cyclopropylmethyl(ene) ethers, process for preparing them and their use in pesticidal compositions
08/29/1984EP0116787A1 1,1-Diphenylpropanol derivatives, process for their preparation and pharmaceutical compositions containing them
08/29/1984EP0116712A1 Synthesis of hindered phenols
08/29/1984EP0116566A1 New d-mannite derivatives as starting products for the synthesis of phospholipids.
08/28/1984CA1173597A1 Process for the preparation of polyphenolic glycidic polyethers
08/28/1984CA1173383A1 Optically active phenylpropane derivatives, their preparation and their use for the preparation of fungicides
08/22/1984EP0116417A2 Method for the preparation of fluorinated ethers
08/22/1984EP0116370A1 Method for preparation of 8-methoxy-4,8-dimethyl-1-(4-isopropylphenyl)-nonane
08/22/1984EP0116127A1 Aliphatic ethers of cyclododecen-2-ol, process for their preparation and their use for the preparation of perfume compositions
08/21/1984US4467118 Process for the catalytic synthesis of conjugated dienes from dialkylallylamines
08/21/1984US4467117 Process for the production and purification of 2,4,4'-trichloro-2'-hydroxydiphenylether
08/15/1984EP0115641A2 Process for preparing bifunctional polyphenylene ethers
08/14/1984US4465877 Reacting alcohols with alkylene oxides
08/14/1984US4465870 Etherification process with sorptive treating of hydrocarbon recycle stream
08/14/1984US4465869 Process for the production of glyceryl ethers
08/14/1984US4465868 Reacting catechol and methallyl chloride in presence of iodide catalyst and ketone solvent
08/14/1984US4465867 Reacting catechol with methallyl chloride in presence of potassium or sodium iodide catalyst
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