Patents
Patents for C07C 39 - Compounds having at least one hydroxy or o-metal group bound to a carbon atom of a six-membered aromatic ring (10,875)
07/1992
07/14/1992CA1305176C Tetrahydronaphthaline and indane derivatives
07/08/1992EP0493404A1 Topical antiinflammatory compositions with minimal systemic absorption
07/07/1992US5128479 Oxidized diphenylheteroalkanes
07/07/1992US5128304 Catalyst for alkylation of phenols
07/07/1992CA1304877C Anisotropic melt polyesters with improved glass transition temperature
07/07/1992CA1304756C Process for preparing 2,2-bis(4-hydroxyphenyl)propane of high purity
07/07/1992CA1304755C Process for producing dihydroxynaphthalenes
07/01/1992EP0492807A2 Method for production of phenol/acetone from cumene hydroperoxide
07/01/1992EP0492593A1 Improvements in stabilized isothiazolinone formulations
06/1992
06/30/1992US5126428 Polycarbonate from dihydroxy diphenyl cycloalkane
06/30/1992US5126371 Diarylacetylenes, their preparation and their use
06/28/1992CA2057684A1 Method for phenol/acetone production from cumene hydroperoxide
06/24/1992EP0491600A1 Process for the regiospecific monofunctionalisation of a phenolic hydroxy group of a polyphenol
06/23/1992CA1304077C Diepoxide and diphenoxy compounds
06/17/1992DE3448313C2 New avarone and avarol cpds.
06/16/1992US5122461 Preparation of pyrocatecholic compounds
06/16/1992US5122234 Preparation of phenol having improved clarity when dispersed in water
06/16/1992CA1303592C Synthetic, crystalline, porous material containing oxides of silicon, titanium and gallium
06/16/1992CA1303590C Catalysts for catalytic pyrolysis of phenol distillation residue and process for recovering useful substances by pyrolysis the same
06/15/1992WO1992010458A1 Manufacture of 2,6-hydroxynaphthoic acid
06/15/1992CA2075707A1 Manufacture of 2,6-hydroxynaphthoic acid
06/11/1992WO1992009550A1 A process to obtain high-purity bisphenol a
06/09/1992US5120884 Oxidizing arylcyclobutene aldehydes with permonophosphoric acid
06/09/1992CA1303065C Process for the preparation of hydroxylated arometic derivatives, using the baeyer-villiger reaction
06/09/1992CA1303052C Avarone and avarol pharmaceutical compositions, and process
06/06/1992WO1992010456A1 Process for the purification of monotertiary butyl hydroquinone
06/06/1992CA2095110A1 Process for the purification of monotertiarybutyl hydroquinone
06/03/1992EP0488597A1 Method for preparing 1,1,2,2-tetrakis(4-hydroxy-3,5-dimethylphenyl)ethane, epoxy resin composition comprising it, epoxy resin derived from it and method for preparing the resin and composition
06/02/1992US5118877 Process for the preparation of 2,3-dimethylphenol and of 3,4-dimethylphenol
06/02/1992US5118874 Partially fluorinated biphenyls, processes for their preparation and their use
06/02/1992CA1302435C Autosynergistic phenolic antioxidant reaction product
06/02/1992CA1302417C 2-substituted-1-naphthols as 5-lipoxygenase inhibitors
05/1992
05/29/1992WO1992008450A2 ANTIVIRAL USE OF A 2,6-DI-t-BUTYLPHENOL COMPOUND SUBSTITUTED IN POSITION 4, PARTICULARLY IN RELATION TO HERPESVIRUSES AND PAPILLOMAVIRUSES
05/26/1992US5116982 Fluorination
05/26/1992US5116865 15,16-seco-19-nor progestins
05/26/1992US5116702 Multilayer element for forming images having a binder resin on a support and exposure to electrostatic latent images
05/26/1992CA1301428C Synthetic, crystalline, porous material containing silicon oxide, titanium oxide and aluminum oxide
05/20/1992EP0486268A1 A method for preparing 4-hydroxystyrene
05/20/1992EP0486267A1 A method for preparing a salt of 4-hydroxystyrene and for preparing 4-tertiary-butoxycarbonyloxystyrene therefrom
05/20/1992EP0486109A2 Process for the production of a bisphenol
05/20/1992EP0486022A2 Naphthalene derivatives
05/20/1992EP0485613A1 Process for para-methylolating phenolic compound
05/19/1992US5115076 Aromatic copolyether ketones of dihydroxydiphenyl alkanes and phthaleins and a process for their production
05/19/1992US5114601 Nonsulfurized overbased compounds, oxidation resistance and detergents
05/19/1992CA1301195C Process for the chloration of phenolic compounds
05/19/1992CA1301194C Process for selective chloration of phenolic compounds
05/17/1992CA2055630A1 Naphthalene derivatives
05/17/1992CA2055195A1 Method for preparing 4-hydroxystyrene
05/14/1992WO1992007812A1 Process for preparing bisphenol fluorene compounds
05/12/1992US5112869 Anticancer, antifertility
05/06/1992EP0484319A1 A process of producing isopropylnaphthols
05/06/1992EP0484219A2 Process for debrominating dibrominated naphthalene derivatives
05/05/1992US5110994 Catalytic condensation of fluorenone with phenol
05/05/1992US5110993 High glass transition temperature; thermo-oxidative stability
05/05/1992US5110983 Hexafluoroisopropyl-containing monomers, process for their preparation and their use
05/05/1992CA1300156C Process for the iodination of hydroxyaromatic and aminoaromatic compounds
04/1992
04/28/1992US5108489 Herbicidal disubstituted naphthalenes
04/22/1992EP0481287A2 Method for the production of substituted cyclohexylidenebisphenols
04/15/1992EP0480800A1 Process for hydroxylating of phenolic compounds
04/15/1992EP0480658A2 Phenolic resins
04/15/1992EP0480308A1 Method for separating resorcinol from resorcinol precondensates
04/15/1992EP0480237A1 Particular dihydroxydiphenylbicycloalkanes, their preparation and their use for the preparation of high molecular polycarbonates
04/14/1992US5105029 Process for recovering a lower alcohol from a catechol-lower alcohol reaction product solution
04/14/1992US5105027 Condensation of phenol with acetone
04/14/1992US5105026 Process for preparing a bisphenol
04/09/1992CA2052904A1 Process for the removal of resorcinol from resorcinol precondensates
04/08/1992CN1060088A Method of purifying bisphenol-a
04/01/1992EP0478311A2 Preparation of 6-Substituted 2-Vinylnaphthalene
03/1992
03/31/1992CA1298292C Aromatic compounds, their preparation process and their use in cosmetic
03/27/1992CA2052185A1 Preparation of 6-substituted-2-vinylnaphthalene
03/25/1992EP0476608A1 Substituted phenols
03/25/1992EP0476493A1 Acyclic tocotrienol analogs in the treatment of hypercholesterolemia and hyperlipidemia
03/24/1992US5099076 Method for preparing p,p'-biphenol
03/24/1992US5098945 Stabilizers for organic materials against heat, oxidation and actinic degradation
03/24/1992US5098895 Benzonaphthalene derivatives, a process for their preparation and their use in therapeutic and cosmetic compositions
03/24/1992US5098531 Electrochemical synthesis of 2-aryl-hydroquinones
03/19/1992WO1992004309A1 Novel 15,16-seco-19-nor progestins
03/19/1992CA2071917A1 15,16-seco-19-nor progestins
03/18/1992EP0475893A1 Method of purifying bisphenol-A
03/18/1992CN1059525A Deprotection of allylic esters and ethers
03/18/1992CN1059480A Prodn. technology and apparatus of on-exchange resin catalyst used in bisphenol synthesis
03/17/1992US5097080 By debutylation of tetra-tertiary butyl dihydroxybiphenyl in solvent using acid catalyst
03/17/1992US5097078 Catalytic hydroxylation of phenols/phenol ethers
03/15/1992CA2050514A1 Acyclic tocotrienol analogs in the treatment of hypercholesterolemia and hyperlipidemia
03/11/1992EP0474597A2 Diphenyl compounds as inhibitors of the arachidonic acid pathway and their use in pharmaceutical compositions
03/11/1992EP0474303A1 Process for the preparation of cyclopentane derivatives and intermediates therefor
03/11/1992EP0474302A1 Cyclohexenol derivatives
03/11/1992EP0474016A2 Method for the preparation of 2,3-dihydro-benzofuranes
03/10/1992US5094722 Distillation, melt crystallization
03/10/1992CA1297098C Substituted aromatic compounds and preparation process thereof
03/10/1992CA1297032C Use of avarone and avarol and derivatives thereof for the control of aidsand arc
03/10/1992CA1297031C Use of avarone and avarol and derivatives thereof for the control of adult t-cell leukemia/lymphoma
03/05/1992WO1992003489A1 Epoxy resin composition
03/03/1992US5093516 Aromatic compounds, a process for their preparation and their use in human and veterinary medicine and for cosmetic compositions
03/01/1992CA2047784A1 2,3-dihydrobenzofurans, and the preparation thereof
02/1992
02/25/1992US5091594 Process for the production of 2,6-di-tert-butylphenol
02/25/1992US5091592 Process for preparing 4,4'-dihydroxybiphenyl
02/25/1992US5091379 Dermatitis, side effect reduction
02/25/1992US5091058 Reacting excess of phenol with alpha-methyl styrene in presence of acid catalyst; neutralization
02/25/1992CA1296359C Process for extracting paraffins from their mixtures with alkanesulphonic acids
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