Patents
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Patents for C07C 37 - Preparation of compounds having hydroxy or o-metal groups bound to a carbon atom of a six-membered aromatic ring (10,407)
05/1985
05/14/1985CA1187102A1 Antioxidant synthesis
05/08/1985EP0139945A2 Process for preparing solid chemical compositions from liquid starting materials
05/07/1985US4515988 Herbicidal 4-trifluoromethyl-4'-nitrodiphenyl ethers
05/07/1985US4515983 Manufacture of phenyl esters and phenol
05/02/1985EP0139194A1 Process for the hydroxylation of the aromatic nucleus of phenol or phenol-derivatives
04/1985
04/30/1985US4514577 Chemical process for preparing di-ortho benzyl phenols
04/30/1985US4514334 Polyphenolic compounds
04/23/1985CA1185977A1 1,1,2-triphenyl-ethane or ethylene compounds
04/16/1985CA1185619A1 Preparation of resorcinol and substituted resorcinols by liquid-phase dehydrogenation of 1,3-cyclic diones derived from vapor-phase cyclization of delta- keto carboxylic acid esters
04/09/1985US4510338 Resorcin derivatives, process for their preparation and pharmaceutical compositions containing them
04/09/1985US4510337 Reaction of phenols with isoprene or 2,3-dimethyl-1,3-butadiene in the presence of phosphoric acid
04/09/1985US4510316 Purification of N-methylpyrrolidone
04/03/1985EP0135607A1 Preparation of 2,4,6-trialkylphenols
04/03/1985EP0119190A4 Catalyst composition for the Ortho-Alkylation of a phenol.
04/02/1985US4508926 For treatment of acute ethanolic intoxication
03/1985
03/27/1985EP0135411A1 Process for the preparation of hydroxy-4-trimethyl-2,4,6-cyclohexadien-2,5-one
03/27/1985EP0135069A2 Composite membrane having a surface layer of an ultrathin film of cage-shaped zeolite and processes for production thereof
03/26/1985US4507509 Purification of bisphenol-A
03/19/1985US4506103 Process for the preparation of o-benzylphenol
03/19/1985CA1184199A1 Hydrolysis process for aryl-aliphatic ethers
03/12/1985US4504689 Process for the preparation of phenates substituted by halogen groups or of the corresponding phenols
03/12/1985US4504364 Phenol purification
03/05/1985US4503272 Magnesium-manganese mixed oxide catalyst
03/05/1985US4503271 Process for the production of para-vinyl phenol by dehydrogenation of para-ethyl phenol
03/05/1985US4503270 Rearrangement of 2,4,6-trimethylphenol
03/05/1985US4503269 Zeolite catalyst in presence of hydrogen
03/05/1985US4503268 By-product inhibition
03/05/1985US4503267 Extraction of phenolics from hydrocarbons
03/05/1985CA1183552A1 Method of treating hydroperoxide mixtures
02/1985
02/26/1985US4501910 Process for transforming an aldehyde into an alkene
02/19/1985CA1182839A1 Extraction of phenols from aqueous solutions
02/13/1985EP0132783A1 Oxidation of unsaturated organic compounds with hydrogen peroxide
02/12/1985US4499312 Complex formed to separate 3,5-xylenol or 3,4-xylenol from other polymethylated phenolic compounds
02/12/1985US4499310 5-Methyl-1-(trifluoromethyl)-2-naphthalenol, process for its preparation and ethers thereof
01/1985
01/29/1985US4496774 Complex formed to separate nitrated phenolic compounds from other phenolic compounds
01/23/1985EP0131897A1 High yield process for preparing 3,3',5,5'-tetraalkyl-4,4'-biphenol
01/22/1985CA1181431A1 Process for making bis(hydroxyphenyl)methanes
01/17/1985WO1985000173A1 Phenolic hydroxyl-containing compositions and epoxy resins prepared therefrom and solid compositions prepared therefrom
01/15/1985US4493719 Method of separation by fractional crystallization from a liquid mixture
01/09/1985EP0130877A1 Process for the chlorination of aromatic compounds
01/09/1985EP0130876A1 Process for the simultaneous halogenation and fluorination of aromatic compounds
01/08/1985US4492807 Forming adduct with phenol and separation
01/08/1985US4492806 Anhydrous, free-flowing product
01/08/1985US4492660 Non-crystallizing upon low temperature storage
01/02/1985EP0047781B1 Dye-forming developers
01/01/1985US4491677 Meta or para cresols, crystallization
12/1984
12/27/1984EP0129065A2 Method for ortho-alkylation of hydroxyaromatic compounds
12/27/1984EP0128984A1 Process for the production of para-vinyl phenol by dehydrogenation of para-ethyl phenol
12/25/1984US4490566 Catalyst comprising zeolites
12/25/1984US4490565 Production of phenol
12/25/1984US4490564 Hydrolysis, acidification, dissolving, precipitation
12/19/1984EP0128458A2 Preparation of chlorinated phenolsand their use in controlling microbial growth
12/18/1984US4489210 Process for the halogenation of organic compounds
12/18/1984CA1179691A1 Separation of resorcinol from non-extractable impurities
12/12/1984EP0127833A2 Copper-magnesium catalyst and method for alkylation of hydroxyaromatic compounds therewith
12/11/1984US4487987 Method of decolorizing mixtures of aminoethylpiperazine, a polyoxypropylenediamine and alkylphenols with N,N-diethylhydroxylamine
12/11/1984US4487978 Controlling concentration in pelletiztion process
12/11/1984US4487977 Alkyl benzene solvent
12/11/1984US4487970 Cleavage of hydroperoxides
12/11/1984US4487752 Oxidation ammonium iodide in presence of transition metal compound and weak acid
12/11/1984US4487688 Selective sorption of lubricants of high viscosity index
12/11/1984CA1179374A1 Lignin hydrocracking process to produce phenol and benzene
12/11/1984CA1179359A1 1,1,2-triphenylpropane- and propene derivatives, a process for preparation thereof and pharmaceutical compositions containing the new compounds
12/05/1984EP0127208A1 Process for preparing substituted 2,3-dihydrobenzofuran
12/05/1984EP0127039A2 Catalyst derived from mixture of manganese hydroxide and magnesium-containing material
12/04/1984US4486609 Pharmacologically active 4-[2-hydroxy-4-(substituted)phenyl]naphthalen-2(1H)-ones and 2-ols, derivatives thereof and intermediates therefor
11/1984
11/28/1984EP0126193A1 Bis-(norbornyl or substituted norbornyl) derivatives of a phenol or a phenylamine, process for their preparation and compositions containing same
11/27/1984CA1178616A1 Decomposition of cumene oxidation product
11/21/1984EP0125919A2 Catechol derivatives, their production and intermediates therefor, and pharmaceutical compositions containing them
11/21/1984EP0125555A2 Unified test means for ion determination
11/20/1984US4484011 Process for preparation of 4-isopropylphenol
11/20/1984US4484010 Polymer antioxidant
11/20/1984US4484000 Photographic stabilizers
11/20/1984CA1178299A1 Process for the preparation of p-allylphenols
11/20/1984CA1178291A1 Process for the continuous thermal cleavage of carbamic acid esters and preparation of isocyanates from the products thereof
11/14/1984EP0125066A1 Production of phenol
11/14/1984EP0125065A1 Production of phenol
11/13/1984USRE31731 Herbicidal 4-trifluoromethyl-4-nitrodiphenyl ethers
11/13/1984US4482758 Process for the orthomethylation of phenolic compounds
11/13/1984US4482757 Cleavage of hydroperoxides
11/13/1984US4482756 Catalytic oxidation of phenol, then hydrogenation
11/13/1984US4482755 Hydrogenation of tetra-tert-alkyldiphenoquinone, dealkylation and transalkylation
11/13/1984US4482754 Oxidation of biphenols
11/13/1984US4482728 Polybutylbenzylphenols and benzyl-3,4-methylenedioxbenzenes in insect population control
11/13/1984US4482492 Preparation of vitamins K3 and K4 and derivatives
10/1984
10/31/1984EP0123357A2 Process for the preparation of 2,3-bihydro-2,2-dimethyl-7-benzofuranol
10/31/1984EP0123233A2 Process for the preparation of substituted phenols
10/31/1984EP0123210A2 Improved method for purification of bisphenol A
10/30/1984US4480141 Cleavage of hydroperoxides
10/30/1984US4480140 Process for alkylating phenolic compounds to produce ortho or para-monoalkylated or 2,4- or 2,6-dialkylated phenols
10/30/1984US4479901 Fluorination of carbanions with N-fluoro-N-alkylsulfonamides
10/24/1984EP0122374A2 Process for the preparation of dihydroxybenzenes
10/23/1984US4478956 Process for preparing bisphenols using pyridinealkanethiol derivatized sulphonated cation exchange resins
10/23/1984CA1176662A1 STEREOSELECTIVE PREPARATION OF .alpha. AND .beta.-NAPHTHOL
10/17/1984EP0121693A2 Process for the selective preparation of dihydroxybenzenes
10/17/1984EP0121672A1 Process for the production of pyrocatechin and hydroquinone
10/17/1984EP0121671A2 Process for the preparation of dihydroxybenzenes
10/09/1984US4476330 Dehydration
10/09/1984US4476329 And transalkylation of 2,6-xylenol with phenol in pressence of magnesium oxide catalyst
10/09/1984US4476328 Process for producing 3,3,3-trifluoropropyl substituted phenol
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