Patents
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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)
01/1983
01/25/1983US4370205 Secondary alkylbenzene and its phenol derivative, distillation
01/25/1983CA1140154A2 Method for producing 3-alkylphenols and 1, 3- dihydroxybenzene
01/25/1983CA1140153A1 Process for producing alkylated dihydroxy-diphenyls
01/18/1983US4369293 Styrene ion exchange resin
01/18/1983US4369140 Diels-alder reaction of naphthoquinone and conjugated diolefin
01/18/1983CA1139787A2 Method for producing 3-alkylphenols and 1,3- dihydroxybenzene
01/18/1983CA1139786A1 Method for preventing the coloration of dihydric phenols
01/12/1983EP0069374A2 Phenolic compounds, process for their preparation and pharmaceutical compositions containing them
01/05/1983EP0069070A1 Colour photographic materials containing stabilizers
01/05/1983EP0069068A1 Hydroquinones and their preparation
01/05/1983EP0069066A1 Resorcinols and their preparation
01/05/1983EP0069016A1 Process for the synthesis of orthohydroxybenzyl alcohols
12/1982
12/28/1982US4366331 Process for production of 2,6-di-tert-alkenyl phenols
12/28/1982US4366330 Intermediates useful in the production of liquid crystal compounds
12/28/1982US4366328 Indene compound and novel process for producing indene compounds
12/28/1982US4366089 Calcium-nickel phosphate catalyst
12/28/1982CA1138476A1 Curable mixtures based on maleimides and propenyl-substituted phenols, and the use thereof
12/21/1982US4365100 Process for the preparation of 1,2,3,4-tetrahydro-9,10-anthracene-diol
12/21/1982US4365098 Intermediates for flame-retardant polycarbonates and polyester-carbonate copolymer
12/21/1982CA1137996A1 Polynuclear hindered phenols
12/15/1982EP0066665A2 Activated magnesium oxide catalysts
12/14/1982US4363750 Nickel promoted with lead or germanium
12/14/1982CA1137518A1 Oxidative process for preparing substituted biphenols
12/14/1982CA1137516A1 Process for preparing pyrogallol
12/07/1982US4362604 Oxidation of phenol
12/07/1982CA1137111A1 Keto-diphenol compounds
12/07/1982CA1137099A2 3-[2-hydroxy-4-(substituted)phenyl]-cycloalkanone and cycloalkanol analgesic agents and intermediates therefor
11/1982
11/30/1982US4361709 Manganese oxide catalysts
11/24/1982EP0065289A1 Process for the synthesis of trialkyl-tris(3,5-dialkyl-4-hydroxybenzyl) benzene
11/24/1982EP0065060A1 Process for the production of condensation products of phenols with ketones, especially of diphenols
11/23/1982US4360700 Intermediates for making 1-(3-benzyloxyphenyl)-1,1-dimethylheptane
11/23/1982US4360644 Preparation of electrically conductive polyaromatics
11/17/1982EP0064605A1 Process for the preparation of derivatives of resorcin, and the use of certain derivatives of resorcin as perfumes
11/16/1982US4359408 Activated magnesium oxide catalysts
11/09/1982US4358624 Fluorinated monophenols and diphenols and method for their preparation
11/09/1982US4358618 To phenol, acetone and a-methylstyrene
11/02/1982US4357457 Useful solutions of the tetramethylol derivative of 4,4'iso-propylidenediphenol
11/02/1982US4357344 Polybutylbenzylphenols and benzyl-3,4-methylenedioxybenzenes in insect population control
11/02/1982CA1134841A1 Method of preparing trifluoromethylphenols
10/1982
10/26/1982US4356335 Aryl- or aralkylbenzene having two benzene rings at least one of which is substituted by at least one 3,3,3-trifluoropropyl group
10/26/1982US4356331 Process for separating an alkylphenol isomer
10/26/1982US4356330 Method of decolorizing mixtures of T-butyl alkylphenols with N-(2-hydroxyethyl)oxazolidine
10/05/1982CA1133017A1 Process for cleaving dihydroxydiphenyl alkanes
09/1982
09/28/1982US4351969 Preparation of chlorophenols
09/28/1982US4351968 Production of organic compounds
09/28/1982US4351967 Process for producing phenolic compounds
09/16/1982WO1982003025A1 Improved method for decomposition of halogenated organic compounds
09/15/1982EP0060089A1 Improved method for decomposition of halogenated organic compounds
09/14/1982US4349419 Process for separation of alkyl phenols by azeotropic distillation
09/07/1982US4348542 Process for the production of mixtures of alkylated aromatic hydroxy compounds
09/07/1982CA1131256A1 Process for preparation of aromatic hydroperoxides
09/07/1982CA1131253A1 Process for preparing cis-bicyclooctylamines
08/1982
08/31/1982US4347393 Catalytic alkylating, transalkylating, catalyst separation, neutralization, and distillation
08/24/1982CA1130235A1 Process for the removal of hydroxyacetone from phenol
08/10/1982US4343796 2,3-Bis-hydroxybenzyl-derivatives
07/1982
07/27/1982CA1128549A1 Production of 3-methylphenol
07/22/1982WO1982002381A1 Fluorinated diphenols and method for their preparation
07/22/1982WO1982002380A1 Fluorinated monophenols and diphenols and method for their preparation
07/20/1982US4340768 Process for producing 4,4'-dihydroxybiphenyl
07/20/1982US4340767 Antioxidant process using formaldehyde
07/20/1982EP0047781A4 Dye-forming developers.
07/13/1982US4339615 Acid catalysts, from m-diisopropylbenzene dihydroperoxide acetone and aromatic hydrocarbon solvent
07/13/1982US4339614 Superacid catalyzed preparation of resorcinol from meta-isopropylphenol
07/13/1982US4339613 Superacid catalyzed preparation of resorcinol from meta-diisopropylbenzene
07/06/1982US4338471 Process for preparing phenol
07/06/1982US4338470 Solid bisphenol F particulates
07/06/1982US4338457 Composition and process
06/1982
06/30/1982EP0055198A1 Process for the synthesis of metachlorophenols
06/30/1982EP0055197A1 Process for the synthesis of metachlorophenols
06/30/1982EP0055196A1 Process for the synthesis of metachlorophenols
06/29/1982US4337370 Process for the preparation of resorcinol derivatives
06/29/1982US4337369 Prepared by reaction of isobutylene with alkylphenol, ion exchange resin catalyst, trioxane
06/23/1982EP0054227A1 Process for the preparation of hexafluoraceton, and the use of the solution obtained by this process
06/22/1982US4336270 O-benzylphenols
06/22/1982CA1126297A1 Preparation of biphenols by the oxidative coupling of alkylphenols
06/15/1982CA1125789A1 Separation of phenols
06/08/1982US4334108 Process and apparatus for preparation of phenols
06/08/1982US4333801 Recovery of a cumene/alpha-methylstyrene fraction from a mixture thereof with phenol and water
06/08/1982CA1125302A1 Preparation of trifluoromethylphenyl nitrophenylethers
05/1982
05/26/1982EP0052573A1 Discoloration prevention of phenolic antioxidants
05/25/1982CA1124439A1 Resin salts
05/11/1982US4329509 Co-production of 2-alkanones and phenols
05/11/1982CA1123444A1 CYCLISATION SUBSTRATES, CYCLISATION PROCESS AND RELATED 11.beta.-AXIALLY-SUBSTITUTED STEROIDS
05/05/1982EP0050802A2 Light-sensitive composition, light-sensitive copying material made therefrom, and process for producing a printing forme from this material
05/04/1982US4328377 Acid cleavage of aryl hydroperoxides
05/04/1982CA1123015A1 Process for preparing magnesium alkylphenates, and their use as additives, detergents and dispersants in lubricating oils
04/1982
04/27/1982US4327229 Recovery of bisphenol-A values
04/21/1982EP0049953A2 4-(Substituted phenyl)-naphthalen-2(1H)-ones and 2-ols, processes for their preparation, and pharmaceutical compositions containing them
04/20/1982US4325789 Process for separating off phenol from a mixture thereof with a cresol
04/20/1982CA1122213A1 Process for preparing 1,2,3,4 tetrahydro 9.10 diol-anthracene
04/14/1982EP0049411A2 Method and catalyst for making bisphenol
04/13/1982US4324929 Catalytic fluoroalkylation of benzene with 3,3,3-trifluoropropylene
04/13/1982US4324926 Process for the purification of 4,4' dihydroxydiphenyl
04/13/1982US4324925 Treatment of a phenol with a cation exchanger before hydroxylation with a peroxy compound
04/07/1982EP0049126A1 Alpha-methyl-benzyl-chlorophenols and process for their preparation
04/06/1982US4323432 Process for isolating and recovering meta- and para-cresols from crude cresol-containing compositions composed of cresol components, unreacted cymene components and high-boiling by-products
03/1982
03/31/1982EP0048572A2 Substituted 2-hydroxyphenyl cycloalkanes and pharmaceutical compositions thereof
03/30/1982CA1120954A1 Preparation process for orthohydroxybenzylic alcools
03/30/1982CA1120949A1 Phenol production
03/30/1982CA1120945A1 Esters of 1,1,2-triphenylalkene derivatives
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