Patents
Patents for C07C 43 - Ethers; Compounds having groups, groups or groups (24,599)
08/1991
08/01/1991CA2073973A1 Hydroxy containing fluorovinyl compounds and polymers thereof
07/1991
07/31/1991EP0439129A2 Optically active isoxazole derivatives and intermediates for preparation thereof as well as processes for producing the same
07/31/1991EP0439089A1 Halogenated terphenyls and liquid crystal medium
07/31/1991EP0438575A1 Benzol derivatives and liquid crystalline medium.
07/31/1991CN1013368B Insecticidal ethers compound
07/27/1991CA2034902A1 Process of making (3h) labelled paf preparations
07/25/1991WO1991010633A1 Process for producing dipentaerythritol
07/25/1991WO1991009025A3 Partially fluorinated compounds and polymers
07/24/1991EP0438378A1 Substituted diallylphenol derivatives as reactive diluents for bismaleimides
07/24/1991EP0438329A1 Process for the C-alkylation of hydroquinone and its monoethers
07/24/1991EP0437844A1 Method for the production of perfluorinated ethers
07/24/1991EP0437689A1 A method for fluorodecarboxylation
07/24/1991CN1053238A Morpholinyl derivatives of doxorubicin and process for their prepn.
07/23/1991US5034546 Epoxy intermediates of vitamin E
07/23/1991US5034395 Hypotensive agents, carboxylated dihydropyridines
07/23/1991US5034052 Fungicides containing a triazole or imidazole alcohols, also used as plant growth regulators
07/20/1991WO1991010645A2 Chelants
07/20/1991CA2074171A1 Chelants
07/20/1991CA2034561A1 Process for the c-alkylation of hydroquinone and its monoesters
07/19/1991CA2034272A1 Substituted diallylphenol derivatives as reactive diluents for bismaleimides
07/17/1991WO1991010368A1 Low caloric fat substitutes, precursors of such substitutes and methods of making same
07/17/1991EP0436669A1 Perfluoroacetal and perfluoroketal compounds and use thereof in thermal shock testing
07/17/1991EP0436635A1 Perfluoroheptaglyme - an improved vapor-phase soldering fluid
07/17/1991EP0436629A1 Fluorination of acetals, ketals and orthoesters
07/17/1991EP0436628A1 Fluorination of epoxides
07/17/1991CA2073868A1 Low caloric fat substitutes, precursors of such substitutes and methods of making same
07/16/1991US5032606 Novel fluorinated resorcinol ethers and their use as anti-allergics and anti-inflammatories
07/16/1991US5032592 Alkene, alkyne or cycloalkylene derivatives
07/16/1991US5032314 Optically active 2-substituted-propyl ether and a liquid crystal composition
07/16/1991US5032313 Trifluorobenzene derivative and liquid crystal composition containing the same
07/16/1991US5032312 Liquid crystals
07/11/1991WO1991009822A1 Continuous process for the telomerization of conjugated dienes
07/09/1991US5030768 Cyclic concentration skins adsorption sequence to remove alcohol reacted with olefin
07/09/1991US5030765 Skin disorders, anititumor agents
07/09/1991US5030764 Antitumor agents; treatment of skin disorders
07/09/1991CA1285959C Preparation of trisphenol methanes
07/03/1991EP0434960A1 Chiral 1,5-diiodo-2-methoxy or benzyloxy intermediates
07/03/1991EP0434730A1 Process for removing impurities from an aromatic stream
07/03/1991EP0388445A4 Flame retardant higher alkyl bisphenoxy alkanes and their application to abs polymer systems
07/03/1991CN1052656A Method of single terpene base ether catalysis synthesized by natural zeolite
07/02/1991US5028714 Hydroxylamine ethers
07/02/1991CA1285560C Derivatives of guanine
06/1991
06/27/1991WO1991009829A1 Process for preparing an ether
06/27/1991WO1991009046A1 Morpholinyl derivatives of doxorubicin and process for their preparation
06/27/1991CA2072102A1 Process for preparing an ether
06/26/1991EP0434297A2 Optically active aromatic compounds, preparation process thereof, and liquid crystal compositions and elements
06/26/1991EP0433349A1 Process for producing fatty alcohol derivatives
06/26/1991CN1052478A Lmproved process for preparing vinyl ethers
06/25/1991US5026924 Process for production of 1,2,2,2-tetrafluoroethyl difluoromethyl ether
06/25/1991US5026759 2-substituted-1-naphthols as 5-lipoxygenase inhibitors
06/25/1991US5026733 Brain function-improving medicine
06/25/1991US5026732 Use of avarone for the control of AIDS and ARC
06/25/1991US5026727 1,1-Difluoro-2-alkyl-2-(4-trifluoromethoxy-phenyl)-3-(substituted benzyloxy) propane
06/25/1991CA1285283C Tricyclo (6.2.1.0 , )undecanes useful as fragrance chemicals
06/25/1991CA1285278C Cyclopentane derivatives
06/20/1991DE4000534A1 New 1,4-di-substd. 2,6-di:fluoro:benzene derivs. - used in components of liq. crystal media as dielectric giving good stability to UV and temp.
06/19/1991EP0432949A2 Production of polyalkylene glycol ethers
06/19/1991EP0432818A2 Process for opening cyclopropane rings
06/19/1991EP0432208A1 Process for producing fatty alcohol derivatives.
06/19/1991EP0432163A1 Integrated process for the production of ether-rich liquid fuels
06/18/1991US5024847 Sulfur containing acyclic terpenes
06/18/1991US5024694 Herbicidal N-aryl nitrogen heterocycles having fluorine-containing substituents
06/15/1991WO1991009002A1 Process for the preparation of vinyl ethers
06/13/1991WO1991008190A1 Amino acid protecting groups
06/13/1991DE4000535A1 1,4-Di:substd. 2,6-di:fluoro-benzene cpds. - useful as components of liq. crystal media
06/12/1991WO1991009025A2 Partially fluorinated compounds and polymers
06/12/1991EP0432006A2 Process for hydroxylating phenols and phenol ethers
06/12/1991EP0431487A1 Process for preparing 3,4'-dichlorodiphenyl-ether
06/12/1991EP0179788B1 Pesticides
06/12/1991CA2071201A1 Partially fluorinated compounds and polymers
06/11/1991US5023389 Selectivecy converting branched olefins, separation, oligomerization
06/11/1991US5023380 Monomer for thermoplastic resin
06/11/1991US5023377 Process for preparing fluorinated compounds
06/11/1991US5023363 Antiinflammatory agent, antiallergens, skin disorders, vision defects
06/11/1991US5023232 Mixtures of bicyclic ethers and fragrance compositions containing same
06/07/1991WO1991008184A2 1,2-disubstituted 2,6-difluorobenzene compounds and liquid crystal media
06/07/1991CA2046590A1 1,4-disubstituted 2,6-difluorobenzene compounds, and a liquid crystalline medium
06/06/1991CA2031482A1 Phenols and phenols esters hydroxylation process
06/06/1991CA2031444A1 Process for the preparation of 3,4'-dichlorodiphenyl ether
06/05/1991EP0430887A2 Heteroatom containing 3,3-bis perfluoroalkyl oxetanes and polyethers therefrom
06/05/1991EP0430807A1 Process for the preparation of halogeno-acetals from enamines
06/05/1991EP0430806A1 Process for the preparation of haloketals from enamines
06/05/1991EP0430434A2 Process for the preparation of fluoroaromatic and fluoroheteroaromatic compounds
06/05/1991EP0430129A2 Novel phenylethylene derivatives, processes for preparing the same and intermediates therefor
06/05/1991EP0430055A1 2-tert.-butyl-p-benzoquinone-tetraalkyl-ketals and their preparation
06/05/1991EP0429998A1 Process for the preparation of partially fluorinated alcohols
06/05/1991EP0429975A1 Process for the preparation of 4,4'-dibromodiphenylether
06/05/1991EP0429821A2 Chemiluminescent solution based on substituted anthracene
06/05/1991EP0429618A1 Reactive compounds containing perfluorocyclobutane rings
06/05/1991EP0429574A1 Chlorobenzene derivatives
06/05/1991EP0429558A1 Diphenylylethanes and liquid crystalline phase.
06/04/1991US5021602 Monomers for condensation polymers
06/04/1991US5021528 Crosslinked bisphenol containing arylcyclobutene alkyl ethers and cured compositions therefrom
06/04/1991US5021512 Curable
06/04/1991US5021460 P-alkyl phenoxy alkanols for the treatment of allergic conditions
06/04/1991US5021414 Phenol derivatives
06/04/1991US5021191 Ferroelectricity display elements; extremely small redution in crystal temperature region
06/04/1991US5021184 Adamantane derivatives, compositions of matter containing same, processes for preparing said adamantane derivatives and said compositions, and organoleptic and deodorancy uses of said adamantane derivatives and said compositions
06/04/1991CA1284662C Phenol alkylation process
06/04/1991CA1284654C ¬4.2.0|bicyclooctane derivatives with valuable therapeutic properties