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)
09/1995
09/06/1995EP0670297A1 Color stable bisphenols
09/06/1995EP0670296A1 Acid cleavage of cumene hydroperoxide to phenol, acetone and alpha-methylstyrene
09/02/1995CA2143578A1 Method of technical cumene hydroperoxide acidic cleavage to phenol acetone and alpha-methylstyrene
08/1995
08/31/1995DE19506549A1 Prepn. of 1,3-di:hydroxy-4,6-bis-Ý alpha -methyl- alpha -(4'-hydroxy phenyl)-ethyl¨-benzene
08/29/1995US5446212 Reduced methyl bromide process for making tetrabromobisphenol-A
08/23/1995CN1107133A A process for inhibiting dihydric phenol degradation and color formation and composition thereof
08/23/1995CN1029553C Method for prepn. of p-isopropenyl phenol
08/17/1995WO1995021610A1 Use of derivatives of 2,4-bisubstituted phenols as 5-lipoxigenase inhibitors
08/15/1995US5441855 Color photographic recording material
08/09/1995EP0665836A1 Bifunctional intermediates for use in the manufacture of liquid crystals
08/09/1995EP0474670B1 Preparation of phenylhydroquinone
08/09/1995CN1106372A Process for preparing 2,2-diphenylhexafluoropropanes
08/08/1995US5440066 Process for splitting polycarbonates
08/03/1995DE4402333A1 Organo rhenium derivs. used as catalysts
08/02/1995EP0665209A1 Process for the catalytic oxidation of aromatic compounds
08/02/1995CN1105973A Nematicides against pine wood nematodes
08/01/1995US5438146 Enhanced chemiluminescence from 1,2-dioxetanes through energy transfer to tethered fluorescers
08/01/1995US5438142 Functionalized tris(hydroxyphenyl) compounds
07/1995
07/25/1995US5436098 Multilayer element with quinone diazide, resin and aromatic hydroxy compound for relief images
07/25/1995US5435985 Anthraquinone process using metal catalysts of palladium group or platinum group with other metals
07/19/1995EP0663381A2 Process for releasing acidic organic compounds from their salts by means of carbon dioxide
07/19/1995EP0662856A1 Recovery of phenol from low concentrations with sodium sulfate
07/18/1995US5434317 Hydroxylation of phenolic compounds
07/18/1995US5434316 Purification of bisphenol-A
07/14/1995CA2140116A1 Process for releasing acidic organic compounds from salts thereof by carbon dioxide
07/12/1995EP0662449A1 A process for the purification of fullerenes
07/05/1995EP0661258A1 Biaromatic propynyl compounds, pharmaceutical compositions and cosmetics containing them and their uses
07/05/1995CN1104622A Preparation of lignan analogues
07/05/1995CN1104621A Extraction of theophenol
07/05/1995CN1029227C Composition for denatured denaturation or protection agent for nerve cell and process for preparing benzene derivatives used for composition
07/05/1995CN1029226C Method of purifying bisphenol-A
07/05/1995CN1029225C Phenol preparing method
07/04/1995US5430183 Para-hydroxyalkylation of hydroxylated aromatic compounds
07/04/1995US5430181 Process for improving a controlled oxidation reaction
06/1995
06/29/1995WO1995017372A1 A method of cleaving arylethers
06/29/1995CA2178830A1 A method of cleaving arylethers
06/28/1995CN1029122C Dihydroxydiphenyl cycloalkanes, their production and their use for producing high molecular weight polycarbonates
06/28/1995CN1029121C Method for preparation of phenol
06/20/1995US5426245 Reacting aromatic compound with oxygen and hydrogen in liquid phase, catalyst of noble metal of group 8 supported on carrier in presence of vanadium compound
06/20/1995US5426243 Heating beta-naphthol dissolved in organic solvent with bromine in presence of quaternary ammonium salt catalyst
06/16/1995CA2137896A1 Propynyl biaromatic compounds; pharmaceutical and cosmetic compositions containing the same and their uses
06/14/1995EP0657457A1 Novel fluorinated diazabicycloalkane derivatives
06/14/1995EP0444152B1 Certain 2-(2',3',4'-trisubstituted benzoyl)-1,3-cyclohexanediones
06/13/1995US5424460 Synthesis intermediates containing a hexane ring and processes for their preparation
06/08/1995WO1995015307A1 Biphenyl iodinated derivatives and their diagnostic use
06/08/1995WO1995015301A1 Preparation of 4,4'-dihydroxy-alpha-alkylstilbenes and 4,4'-dihydroxy-alpha, alpha'-dialkylstilbenes
06/08/1995CA2177962A1 Biphenyl iodinated derivatives and their diagnostic use
06/07/1995EP0656342A1 Method for purification of phenol
05/1995
05/31/1995CN1103062A Method for recovering bis hydroxy aromatic organic values and bis ary carbonate values from scrap aromatic polycarbonate
05/30/1995US5420363 Catalytic reaction of phenol with secondary carbinol for enantiomorphs
05/30/1995US5420362 Synthesis of 2-methyl-1-naphthol
05/30/1995US5420361 Formulation of and dehydration of hydroxylated diphenyl acetylenes
05/23/1995US5418312 Difunctional cyclobutabenzene monomers
05/18/1995WO1995013259A1 Method of making 1,1-bis-(4-hydroxyphenyl)-3,3,5-trimethylcyclohexane
05/16/1995US5416235 Preparation of substituted aryl compounds
05/16/1995US5416188 Crosslinking agents for polyesters
05/10/1995CN1102407A Method for preparing ortho-methylated phenol compounds
05/09/1995US5414156 Process for producing ortho-isopropylated phenol derivatives
05/09/1995US5414155 Preparation of o-dihydroxylated aromatic compounds via oxidation of o-fuchsones
05/09/1995US5414154 Phenol with low levels of methylbenzofuran
05/09/1995US5414153 Hydroxylation of phenolic compounds
05/09/1995US5414152 Method for extending the activity of acidic ion exchange catalysts
05/09/1995US5414151 Method for making bisphenol
05/09/1995US5414150 Preparation of 4,4'-dihydroxy-alpha-alkylstilbenes and 4,4'-dihydroxy-alpha, alpha'-dialkylstilbenes
05/09/1995US5414149 Alpha-hydroxy polycarboxylic acid
05/09/1995US5414033 Phenyl phosphites for use as stabilizers for organic materials
05/03/1995EP0650951A1 A process for inhibiting dihydric phenol degradation and color formation
05/03/1995EP0650949A1 Process for preparing 2,2-diphenylhexafluoropropanes
05/02/1995US5412143 Process for the preparation of 5-(2,4-difluorophenyl)-salicylic acid
04/1995
04/27/1995WO1995011215A1 Non-steroid androgen receptor antagonists
04/27/1995WO1995011211A1 2,2-bis(3,5-disubstituted-4-hydroxyphenyl)propane derivative, process for producing the same, and process for producing pyrogallol therefrom
04/25/1995US5409505 Method and apparatus for crystallization of organic matter
04/20/1995WO1995010513A1 Benzothiophenes and related compounds as estrogen agonists
04/20/1995CA2173243A1 Benzothiophenes and related compounds as estrogen agonists
04/19/1995EP0648415A2 Clathrate compound including water-soluble microbicide
04/12/1995CN1101339A Recovering values from heavy ends in bisphenol-A production
04/11/1995US5406003 Heating cyclohexenenorbornene compound with phenolic compound in presence of Lewis acid catalyst
04/05/1995EP0646410A1 Hydrogenation reaction catalyst precursor, process for production thereof and process for production of alcohol
04/04/1995US5403697 Comprising compound which forms acid after high energy radiation and an acid-cleavable compound, polymeric binder
03/1995
03/29/1995EP0645358A1 Method of selective catalytic oxidation of organic compounds
03/29/1995CN1100710A Process for producing 2,2-bis(4-hydroxyphenyl) propane
03/28/1995US5401896 Process for preparing long chain alkyl aromatic compounds
03/28/1995CA1334978C Process for producing p,p'-biphenol
03/28/1995CA1334967C Pharmacologically active compounds, methods for the preparation thereof and compositions containing the same
03/22/1995EP0556293B1 Process for preparing bisphenol fluorene compounds
03/22/1995CN1027974C Process for production of dihydric phenols
03/21/1995US5399791 Process for production of cresols
03/21/1995US5399789 Phenol, bisphenol, amine
03/21/1995US5399786 Preparation process of tert-butylphenols
03/21/1995US5399784 Reacting acetone with excess phenol, crystallizing to form bisphenol A-phenol adduct, contacting raw material phenol with gel-type sulfonic acid ion exchange resin, distilling product phenol, washing adduct with phenol, decomposing washed adduct
03/21/1995CA1334853C Decomposition of dihydroperoxide to resorcinol
03/18/1995CA2132065A1 Process for the selective catalytic oxidation of organic compounds
03/15/1995EP0643054A2 Methods of producing carboxylic acid ester derivatives and intermediates for use in the methods
03/15/1995EP0642487A1 Acetophenone removed from phenol purification residues.
03/15/1995CN1100084A Process for producing ortho-isopropylated phenol derivatives
03/09/1995DE4422814A1 Process for the preparation of phenol derivatives containing an ortho-isopropyl group
03/09/1995CA2121434A1 Process for producing ortho-isopropylated phenol derivatives
03/08/1995EP0641758A2 Method for recovering bis hydroxy aromatic organic values and bis aryl carbonate values from scrap aromatic polycarbonate
03/07/1995US5395994 Method for recovering methanol solvent
03/07/1995US5395962 Optical resolution method
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