Patents for C07C 41 - Preparation of ethers; Preparation of compounds having groups, groups or groups (17,242) |
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10/18/1988 | US4778933 Process for making decabromodiphenyl oxide |
10/18/1988 | US4778765 Method of determining viscosity number during the oxidative coupling reaction of phenols to form polyphenylene ethers |
10/18/1988 | US4778675 Perfluorinated surface-active oligomers, process for their preparation and compositions containing these oligomers |
10/12/1988 | EP0285980A2 Perfumes and compositions containing them |
10/11/1988 | US4777185 Phenyl phenoxyphenyl propenyl cyclopropane pesticides |
10/11/1988 | CA1243025A1 Homocyclic derivatives |
10/06/1988 | WO1988007523A1 Acetylene derivatives as components of liquid crystal phases |
10/06/1988 | WO1988007516A1 Ethine derivatives as compounds of liquid crystal phases |
10/06/1988 | WO1988007514A1 Tolanes |
10/06/1988 | WO1988007513A1 Improved vapor phase bromination of aromatic compounds |
10/06/1988 | WO1988007512A1 Process for preparing iodinated aromatic compounds |
10/06/1988 | WO1988007511A1 Processes for isomerizing and oxidative iodinating aromatic compounds |
10/06/1988 | WO1988007510A1 Liquid phase isomerization of iodoaromatic compounds |
10/06/1988 | WO1988007509A1 Process for preparing iodinated substituted aromatic compounds |
10/06/1988 | DE3709609A1 Process for the preparation of phenols having fluorine-containing substituents |
10/05/1988 | EP0285004A1 Process for the preparation of dimethyl ether |
10/04/1988 | US4775653 Alkoxylated alcohol, calcium compound and organoaluminum compound |
10/04/1988 | US4775447 Process for the production of 2,2-dimethoxypropane |
10/04/1988 | CA1242750A1 Preparation of dimethyl ether by catalytic dehydration of methanol |
10/04/1988 | CA1242647A1 Pharmaceutically acceptable composition containing cyclopropane carboxylic acid derivatives |
09/28/1988 | EP0284397A1 Lithiated clays and uses thereof |
09/28/1988 | EP0284237A1 Production of substituted acetylenic compounds |
09/28/1988 | EP0283979A2 Ethinyl cyclohexene derivatives |
09/28/1988 | EP0283862A1 Process for the removal of ethylene oxide and/or prolylene oxide from surface-active derivatives |
09/27/1988 | US4774365 Etherification, deetherification, distillation azeotropic mixture |
09/27/1988 | US4774364 Integrated alkylation/alkyl tertiary-alkyl ether synthesis process |
09/27/1988 | US4774316 Copolymer of vinylbenzyl ether of polyhydric halogenated phenolic compound and aromatic polycyanate ester compound |
09/21/1988 | EP0283411A1 Process for chlorinating phenolic compounds |
09/21/1988 | EP0283309A2 1,2-1,4 Addition reaction sequence leading to diphenylacetylenes |
09/21/1988 | EP0283298A2 Purification of polyols prepared using double metal cyanide complex catalysts |
09/21/1988 | EP0283139A2 Anticancer compounds |
09/21/1988 | EP0282914A2 Process for preparing chlorinated olefins |
09/21/1988 | EP0282542A1 Process for the production of alkylene or cyclically linked compounds. |
09/21/1988 | EP0192766B1 Ethynylphenoxy and ethynylthiophenoxy derivatives of diphenylhexafluoropropane |
09/20/1988 | US4772756 From salifying the corresponding acyl fluoride |
09/20/1988 | US4772755 1,2-1,4 addition reaction sequence leading to disubstituted acelylenes |
09/20/1988 | CA1242220A1 Process for the preparation of addition products of epoxides and hydroxylated compounds |
09/14/1988 | EP0282056A2 Naphthalene anti-psoriatic agents |
09/14/1988 | EP0282006A1 Naphtalene anti-psoriatic agents |
09/14/1988 | CN87101306A Composition technology of 2-isopropoxy phenol |
09/07/1988 | EP0281399A2 Arylhydroxide alkylation process |
09/07/1988 | EP0263100A4 Water aided catechol etherification. |
09/06/1988 | US4769497 Process for the synthesis of 2,2-dialkoxy-propanes |
09/06/1988 | US4769464 Process for the preparation of monocarbonyl or biscarbonyl compounds |
09/06/1988 | CA1241633A1 Phosphite-ruthenium promoted - cobalt catalysts for the dealkoxyhydroxymethylation of acetals to form glycol ethers |
09/06/1988 | CA1241632A1 Ruthenium-promoted cobalt catalysts for the dealkoxyhydroxymethylation of acetals to form glycol ethers |
08/31/1988 | EP0280419A2 Optically active-2-substituted-propyl ether and liquid crystal composition |
08/31/1988 | EP0280403A1 Process for dearylation of alkylenebisphenols and alkyltrisphenols |
08/31/1988 | EP0280383A1 Process for intermediates for insecticidal compounds |
08/31/1988 | EP0280312A2 Microemulsions based on three immiscible liquids, comprising a perfluoropolyether |
08/31/1988 | EP0280223A2 Polyacetals, process for their fabrication from dialdehydes and polyolacids, and use of polyacetals |
08/31/1988 | EP0280145A2 Alkaline earth metal salts of vicinal hydroxy-substituted C16-C22 fatty acids, process for their manufacture and their applications as alkoxylation catalysts |
08/31/1988 | CN88100991A Process and intermediates for preparation of insecticidally active compounds |
08/30/1988 | US4767846 Production of polymeric polyols |
08/25/1988 | WO1988006179A1 Polymer materials |
08/24/1988 | EP0279629A2 1,2-Propanediol derivatives |
08/24/1988 | EP0279531A2 Process and intermediates for the preparation of insecticidally active compounds |
08/24/1988 | EP0279436A1 3-Tert. butyl-4-methoxy-cyclohexyl methanol, its production and its use as an odoriferous substance |
08/23/1988 | US4766253 Reacting phenolate with dichlorobenzene in presence of copper catalyst and aprotic solvent cocatalyst |
08/23/1988 | CA1241026A1 Process for producing 3-phenoxybenzyl 2-(4- alkoxyphenyl)-2-methylpropyl ethers |
08/17/1988 | EP0278665A2 2-Substituted-alkyl ether and liquid crystal composition |
08/17/1988 | EP0278384A2 Alcohols and ethers with cyclododecyl and cyclododecenyl groups, their preparation and use as parfuming agents |
08/17/1988 | EP0278211A1 Process for the manufacture of p-substituted o-benzylphenols |
08/16/1988 | CA1240706A1 Process for the preparation of 4,4'-dihydroxydiphenyl ether |
08/11/1988 | WO1988005809A1 Propoxylated guerbet alcohols and esters thereof |
08/10/1988 | EP0277815A2 Optically active-2-alkoxy-propyl ether and liquid crystal composition |
08/09/1988 | US4762953 Peroxidation of dihydroxybenzene |
08/09/1988 | US4762935 Precursors and synthesis of methyl-9-oxo-11α,16-dihydroxy-16-vinyl-5-cis-13-trans-prostadienoates |
08/03/1988 | EP0276238A1 Hexasubstituted cyclohexane compounds |
08/02/1988 | US4761504 Integrated process for high octane alkylation and etherification |
08/02/1988 | CA1239941A1 Solvent composition for the removal of acid gas from gas mixtures at subfreezing temperatures |
07/27/1988 | EP0276051A2 Antineoplastic compounds |
07/27/1988 | EP0276030A1 Process for the preparation of o-isopropoxyphenol |
07/27/1988 | EP0275893A2 Mixed formals of polyalkoxyethers |
07/27/1988 | EP0275528A1 Process for preparing 1,1-disubstituted ethylene derivative |
07/27/1988 | EP0275489A1 Benzaldehyde derivatives, their preparation and application |
07/27/1988 | EP0275400A1 Process for the preparation of substituted dihydroxybenzenes |
07/26/1988 | US4760210 Exothermic partial oxidation of hydrocarbonaceous gas and oxygen |
07/26/1988 | US4760195 Free-radical addition reaction |
07/26/1988 | US4760193 Process for the preparation of polyene aldehydes |
07/26/1988 | US4760174 Tetralin derivatives, their preparation and their use |
07/26/1988 | US4760160 Preparation of 3-cyano-4-fluorophenol |
07/26/1988 | US4760087 Phenol derivatives and pharmaceutical compositions containing these compounds |
07/21/1988 | DE3700606A1 Process for the preparation of alkyl n-butyl ether |
07/20/1988 | EP0275208A2 Process for removing methanol from alkylation unit feed stream |
07/20/1988 | EP0274664A1 Norbornene derivatives of phenols |
07/20/1988 | EP0274600A1 Process for the production of alkoxy-butenynes |
07/20/1988 | EP0274465A1 Aryl-diethers |
07/19/1988 | US4758373 Carbocyclic compounds |
07/13/1988 | EP0274419A2 Preparation of polyether compositions |
07/12/1988 | US4757145 Fluoropolyethers containing end groups endowed with anchoring capacity |
07/12/1988 | US4757044 Containing actinides and phosphorus, silicon, arsenic, titanium, zirconium, boron, cobalt, copper, or tin, and tungsten, molybdenum, or vanadium |
07/06/1988 | EP0273521A1 A process for the preparation of an alkanol akoxylate product |
07/06/1988 | EP0273409A1 Nitrohaloalkoxybenzenes, processes for their preparation and their use |
07/05/1988 | US4755625 Preparation of 1,1,2-trialkoxyethanes |
07/05/1988 | US4755567 Perfluorination of ethers in the presence of hydrogen fluoride scavengers |
07/05/1988 | CA1238924A1 Polyethers |
06/30/1988 | DE3642845A1 Process for the preparation of dimethyl ether and catalyst used for this purpose |
06/29/1988 | EP0272644A2 Intermediates and their use in the synthesis of organic compounds |
06/29/1988 | EP0272580A2 Liquidcrystalline cyclohexylbenzene derivatives their manufacturing and novel nematic admixtures containing same |