Patents for C07C 43 - Ethers; Compounds having groups, groups or groups (24,599) |
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05/13/1998 | EP0841090A2 Catalyst and process for production of 2-buten-1-ol compounds |
05/12/1998 | US5750807 Reaction of aldehyde with hydrogen fluoride for fluorination |
05/12/1998 | US5750799 Dimethyl ether production and recovery from methanol |
05/12/1998 | US5750797 Process for the production of hydrofluoroethers |
05/12/1998 | US5750796 Method of producing an alkylene oxide adduct of a compound having one or more active hydrogen |
05/12/1998 | US5750747 Fluorinated amine salt compound |
05/12/1998 | US5750577 Tetrameric calixarene for prophylaxis against cell infection by enveloped virus; side effect reduction, non drug-resistant |
05/12/1998 | US5750382 Treating a trans-2-alkoxycyclohexanol with a hydrolase capable of esterifying stereospecifically the r-isomer in the presence of an acyl donor; no hydrolysis; separation from ester |
05/12/1998 | US5750051 Reactive terphenyls |
05/12/1998 | US5750050 Discotic compounds for use in liquid crystal mixtures |
05/12/1998 | CA2218137A1 Catalyst and process for preparing 2-buten-1-ol compounds |
05/12/1998 | CA1339864C Process for preparing controlled molecular weight perfluoropolyethers having perfluoroalkyl or perfluorochloroalkyl end groups |
05/07/1998 | DE19746289A1 Chiral dopants for liquid crystal media |
05/07/1998 | DE19742315A1 New bis:alkenyl-bi:cyclohexane compounds |
05/07/1998 | CA2217931A1 Aromatic ethers of polyalkylphenoxyalkanols and fuel compositions containing the same |
05/06/1998 | EP0840170A1 Selected O-quinonediazide sulfonic acid esters of phenolic compounds |
05/06/1998 | EP0839798A2 Intermediates for preparating non-peptide retroviral protease inhibitors |
04/30/1998 | WO1998017616A1 Production of nabumetone or precursors thereof |
04/30/1998 | CA2265751A1 Production of nabumetone or precursors thereof |
04/29/1998 | EP0837851A1 Fluorinated phenanthrene derivatives and their use in liquid crystal mixtures |
04/29/1998 | EP0837848A1 4-aryl-1-phenylalkyl-1,2,3,6-tetrahydropyridines having neurotrophic and neuroprotective activity |
04/29/1998 | EP0665836B1 Bifunctional intermediates for use in the manufacture of liquid crystals |
04/29/1998 | CN1180347A Process for preparing fluoromethyl 1, 1, 1, 3, 3, 3, -hexafluoroisopropyl ether |
04/29/1998 | CN1180064A Method for producing dimethy ether |
04/28/1998 | US5744058 Dienes and liquid-crystalline media |
04/28/1998 | CA2019855C 3-(2-bornyloxy)-2-methyl-1-propanol and perfumery uses thereof |
04/22/1998 | EP0837046A1 Process for preparing o-alkyl-fluoro-benzenes |
04/22/1998 | EP0837045A1 Liquid crystalline compound having alkynyl group, and liquid crystal composition and liquid crystal display device therefrom |
04/22/1998 | EP0766659B1 Fluoroalkylethoxylate compositions having enhanced water solubility |
04/22/1998 | EP0741686B1 New leukotriene b4 derivatives, methods of preparing them and their use as drugs |
04/22/1998 | CN1179770A Preparation of cis- 4 -0 -protected -2 -cyclopentenol derivatives |
04/21/1998 | US5741950 Fluorinating heptafluoroisobutenyl methyl ether |
04/21/1998 | US5741949 Continuously feeding excess liquid bromine and non-fused aromatic compound to reaction zone to form mixture, continuously withdrawing after established residence time |
04/21/1998 | US5741947 Etherification |
04/21/1998 | US5741946 Polyether lubricants and method for their production |
04/21/1998 | US5741922 Coupling agent; surface treatment of magnetic material; heat and oxidation resistance; waterproofing |
04/21/1998 | US5741814 Fungicides, anticoagulants |
04/21/1998 | US5741438 Optically active biphenyl derivative, process for preparation thereof, liquid crystal composition containing the same as an effective component, and liquid crystal element using the same |
04/16/1998 | WO1998015515A1 Synthesis of aryl ethers, methods and reagents related thereto |
04/16/1998 | WO1998015509A1 Alkylation and acylation reactions |
04/16/1998 | CA2467977A1 Synthesis of vinyl ethers, methods and reagents related thereto |
04/16/1998 | CA2466959A1 Synthesis of aryl ethers, methods and reagents related thereto |
04/16/1998 | CA2265777A1 Alkylation and acylation reactions |
04/15/1998 | EP0836366A1 Organic electroluminescent device |
04/15/1998 | EP0835858A1 Process for the purification of fluoromethyl-1,1,1,3,3,3-hexafluoroisopropyl ether |
04/15/1998 | EP0835274A1 Hydroxy-substituted ethynylated biphenyls |
04/15/1998 | EP0835236A1 Purification of fluorinated dimethyl ethers |
04/15/1998 | EP0686138B1 2-methylbutoxy ethoxyethanol |
04/14/1998 | US5739394 3,3-dioxy-4,4,4-trifluorobutyric acid derivatives |
04/14/1998 | US5739374 Processes of preparing diphenylheteroalkyl derivatives |
04/14/1998 | US5739322 Process for preparing BIS-indolyl macrocycles |
04/14/1998 | US5739144 Trisubstituted phenyl derivatives |
04/14/1998 | US5739100 Cis-3-hexenal-cis-3-hexenyl acetal compound, process for preparing same, and fragrance-or flavor-imparting or fragrance-or flavor-retaining agent and perfume composition containing same |
04/14/1998 | CA1339818C Antiviral purine derivatives |
04/09/1998 | WO1998014419A1 A method for producing glycols |
04/09/1998 | WO1998014418A1 Liquid crystal compounds having negative permittivity, liquid crystal compositions, and liquid crystal display device |
04/09/1998 | CA2268158A1 A method for producing glycols |
04/08/1998 | EP0834508A1 Substituted biphenyl or phenylpyridine derivatives, process for their preparation and pharmaceutical compositions containing them |
04/08/1998 | EP0834499A1 Process for the preparation of aromatic vinyl compounds |
04/08/1998 | EP0834491A1 Bisalkenyl bicyclohexane and liquid crystal medium |
04/08/1998 | EP0834490A1 Compounds having alkyl-substituted alkenylene moiety and liquid crystal composition |
04/08/1998 | CN1178519A Dimethyl ether production and recovery from methanol |
04/08/1998 | CN1178518A Process for alkoxylation of fluorinated alcohols |
04/07/1998 | US5736068 Triphenylene compounds and preparation of discotic liquid crystalline crosslinked polymers |
04/02/1998 | WO1998013346A1 Stabilised monomer composition |
04/02/1998 | WO1998013339A1 Liquid crystal compounds, mixtures and devices |
04/02/1998 | WO1998013327A1 Hydroxyalkylation of phenols |
04/02/1998 | WO1998013326A1 Liquid crystal alkenyl bicyclo[2.2.2]octanes and mixtures and devices containing such compounds |
04/02/1998 | WO1998013325A1 Liquid crystalline (e,e)-butadiene compounds and mixtures and devices containing such compounds |
04/02/1998 | WO1998013324A1 Fluoroalkylated liquid-crystal compounds, liquid-crystal compositions, and liquid-crystal display elements |
04/02/1998 | WO1998013323A1 Substituted benzene derivative, liquid-crystal composition, and liquid-crystal display element |
04/02/1998 | WO1998013322A1 Terphenyl derivative, liquid-crystal composition, and liquid-crystal display element |
04/02/1998 | WO1998013321A1 Compound having alkadienyl group as side chain, and liquid crystal composition using same |
04/01/1998 | EP0832881A2 Benzofluorene compounds, intermediates, compositions, and methods |
04/01/1998 | EP0832880A1 Dihydrobenzofluorene compounds, intermediates, compositions, and methods |
04/01/1998 | EP0832873A1 Preparation of cyclopropane esters |
04/01/1998 | EP0831831A1 Protein tyrosine kinase aryl and heteroaryl quinazoline compounds having selective inhibition of her-2 autophosphorylation properties |
04/01/1998 | EP0741707B1 SUBSTITUTED AROMATIC COMPOUNDS AS c.AMP PHOSPHODIESTERASE- AND TNF-INHIBITORS |
04/01/1998 | CN1177953A Process for the purification of fluoromethyl-1, 1, 1, 3, 3, 3 -hexafluoroisopropyl ether |
03/31/1998 | US5733477 Liquid crystal composition and liquid crystal display element |
03/26/1998 | WO1998012202A1 Phosphine ligands |
03/26/1998 | WO1998012172A1 Selective alkylation of an alcohol substituted phenol compound |
03/26/1998 | WO1998012166A1 Alkoxybenzene derivative, liquid-crystal composition, and liquid-crystal display element |
03/26/1998 | WO1998012165A2 Process for producing alkoxybutenes |
03/26/1998 | WO1998012164A2 PROCESS FOR PRODUCING n-BUTYLALKYL ETHERS |
03/26/1998 | DE19638868A1 Stabilisierte Monomerenzusammensetzung Stabilized monomer |
03/26/1998 | CA2265591A1 Process for producing alkoxybutenes |
03/26/1998 | CA2265494A1 Process for producing n-butylalkyl ethers |
03/26/1998 | CA2215856A1 Dihydrobenzofluorene compounds, intermediates, compositions, and methods |
03/26/1998 | CA2214935A1 Benzofluorene compounds, intermediates, compositions, and methods |
03/25/1998 | EP0831083A1 Process for synthesizing benzoic acids |
03/25/1998 | EP0830436A1 Refrigerants based on hydrofluoroether of fluoroether |
03/25/1998 | EP0799186A4 1,4,4-(trisubstituted)cyclohex-1-ene dimers and related compounds |
03/25/1998 | EP0799185A4 1,3,3-(trisubstituted)cyclohexane dimers and related compounds |
03/25/1998 | EP0799184A4 4,4-(disubstituted)cyclohexan-1-ol dimers and related compounds |
03/25/1998 | EP0799182A4 3,3-(disubstituted)cyclohexan-1-ol dimers and related compounds |
03/25/1998 | EP0799031A4 1,4,4-(trisubstituted)cyclohexane dimers and related compounds |
03/25/1998 | EP0613485B1 Thermoplastic fluorocopolymers, and method of preparing fluoromonomer for use in the manufacture of the fluorocopolymer |
03/25/1998 | CN1177374A Cleaning process and composition |
03/25/1998 | CN1176956A Process for separation of dimethyl ether and chloromethane in mixtures |