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)
04/1997
04/17/1997CA2234070A1 Thermally-managed separation and dewatering processes for recovering acid products
04/16/1997CN1034569C Endothelin receptor antagonists
04/10/1997WO1997012944A1 Treatment of transition metal containing pigments with chelating or silylating compounds
04/10/1997CA2233947A1 Treatment of transition metal containing pigments with chelating or silylating compounds
04/09/1997EP0767162A1 Sodium orthohydroxylate-phenol-water complexes, process for preparing same and application for isolation of sodium orthohydroxymandelate
04/09/1997EP0766660A1 Cyclohexanone derivatives, method of preparing them and intermediates used in the method
04/08/1997US5618871 Phenyl phosphites for use as stabilizers for organic materials
04/03/1997WO1997011929A1 Low metal ion containing 4,4'-(1-(4-(1-(4-hydroxyphenyl)-1-methylethyl)phenyl)ethylidene)bisphenol and photoresist compositions therefrom
04/02/1997EP0765852A1 Method for making tris (hydroxyphenyl) compounds using ion exchange resins
04/02/1997EP0765851A2 Preparation of 2,2'-bis(4-hydroxyphenyl)propanes in the presence of organopolysiloxanes containing sulphonate and mercapto groups
04/02/1997EP0765685A2 Method for preparing ion-exchange resin for use as a catalyst in the synthesis of bisphenols
04/02/1997CN1034398C Prodn. technology of ion-exchange resin catalyst used in bisphenol synthesis
04/01/1997US5616816 Tertiary alkyl alkylphenols and organic compositions containing same
04/01/1997US5616765 Demethylation of 4-methoxybenzocyclobutane in presence of aluminum iodide; reacting with chlorotrimethylsilane
04/01/1997US5616734 Process for the catalytic oxidation of aromatic compounds
04/01/1997US5616729 Fluorescence
03/1997
03/27/1997WO1997010800A2 Antiplaque oral composition
03/27/1997CA2232838A1 Antiplaque oral composition
03/26/1997EP0764467A1 Narrow pore size distribution monomodal and polymodal catalysts and catalyst carriers, and their manufacture
03/26/1997EP0764146A1 Phenol with low levels of methylbenzofuran
03/19/1997CN1145353A Epoxy resin, resin composition, and resin-encapsulated semiconductor device
03/19/1997CN1145352A Process for purification of bisphenol
03/19/1997CN1145280A Catalyst for prepn. of p-dihydroxybenzene phenol direct oxidation
03/19/1997CN1145223A Endothelin receptor antagonists
03/18/1997US5612442 Phenol novolak condensate and bis(methoxymethyl)biphenyl for production thereof
03/12/1997EP0761659A1 Naphthyl and dihydronaphthyl compounds as medicaments
03/11/1997US5609874 Method of treating viral infections
03/05/1997CN1144217A Retinoid-like compounds
03/04/1997US5608120 Process for the preparation of (arylethyl)-hydroquinones and diesters thereof
02/1997
02/26/1997EP0759449A2 Process for the preparation of methyl-substituted polyalkylidene polyphenols
02/25/1997CA1338939C Vinylphenol derivatives, their preparation and their use
02/19/1997EP0758638A1 Cristallisation forms of an adduct of bisphenol-A with bisphenol-TMC
02/19/1997EP0758637A1 Process for the purification of bisphenol-A
02/19/1997EP0758636A1 Process for the treatment of waste water from a bisphenol-A preparation process
02/18/1997US5603866 Stabilized isothiazolinone formulations
02/13/1997WO1997004763A1 Naphthyl and dihydronaphthyl intermediates, compounds, compositions, and methods
02/13/1997CA2228178A1 Naphthyl and dihydronaphthyl intermediates, compounds, compositions, and methods
02/12/1997EP0710289B1 Process for producing 4-hydroxy-cinnamyl alcohols
02/12/1997CN1142481A Extraction of theapolyphenols
02/11/1997US5602260 Selected O-quinonediazide sulfonic acid esters of phenolic compounds and their use in radiation-sensitive compositions
02/11/1997US5602196 Bisphenol ester derivatives
02/06/1997WO1996037210A3 Pharmaceutical compositions, based on etheric oils obtained from plants for use in the human and veterinary medical field
02/04/1997US5600026 Process for production of cresols
02/04/1997US5599952 Methods of producing carboxylic acid ester derivatives and intermediates for use in the methods
01/1997
01/29/1997EP0755371A1 Method for production of phenol and its derivatives
01/22/1997EP0754666A2 Process for the preparation of bis-(4-hydroxyaryl)alcanes
01/16/1997WO1997001594A1 Hydroxy-substituted ethynylated biphenyls
01/08/1997EP0752405A2 Process for the production of phenol
01/07/1997US5591772 Dietary supplements
01/07/1997US5591311 Process for purifying a 2,6-dialkylphenol
01/07/1997CA2079731C Process for the debromination of naphtol dibrominated derivatives
01/02/1997EP0751113A1 Optically active phenol derivatives and preparation thereof
01/01/1997CN1139107A Method for recovering phenol and xanthene values from waste polycarbonate
12/1996
12/31/1996US5589598 Process of purification of 2,6-diisopropylphenol
12/18/1996EP0702596B1 Catalytic materials comprising layered clay macrospheres
12/18/1996CN1138023A Process for preparation of aromatic compounds by decarboxylation of aromatic carboxylic acids
12/17/1996US5585526 Preparation of P-fuchsones and synthesis of P-Dihydroxylated aromatic compounds therefrom
12/17/1996US5585404 3,5,3'-triiodothyronine receptor ligands
12/10/1996US5583268 Method to prepare ortho substituted phenol
12/05/1996WO1996038400A1 Method for preparing a meta-dihydroxylated aromatic compound
12/04/1996CN1137033A Co-cracking of BPA and phenol process tars
11/1996
11/28/1996WO1996037210A2 Pharmaceutical compositions, based on etheric oils obtained from plants for use in the human and veterinary medical field
11/26/1996US5578737 Chlorination process, alkylation of products of said process and some products thereof
11/20/1996EP0679151A4 Method of making 1,1-bis-(4-hydroxyphenyl)-3,3,5-trimethylcyclohexane.
11/13/1996EP0742194A1 Process for the preparation of substituted phenols
11/12/1996US5574156 N-carbonyl azetidin-2-ones
11/12/1996US5574118 Olefin polymers containing bound antioxidant
11/06/1996EP0741122A1 Process for preparing aromatic compounds through decarboxylation of aromatic carboxylic acids
11/06/1996EP0642487B1 Acetophenone removed from phenol purification residues
11/03/1996CA2175535A1 Process for the preparation of aromatic compounds by decarboxylation of aromatic carboxylic acids
10/1996
10/31/1996WO1996033964A1 A process for the preparation of tetrabromobisphenol-a
10/30/1996EP0739877A2 Epoxy resin, resin composition, and resin-encapsulated semiconductor device
10/30/1996CN1134313A Compound oxide catalyst for synthesizing benzene diphenol by phenol-hydrogen peroxide hydroxylation
10/28/1996CA2175142A1 Epoxy resin, resin composition, and resin-encapsulated semiconductor device
10/23/1996EP0738702A1 Method for recovering phenol and xanthene values from waste polycarbonate
10/23/1996EP0738698A2 Process for decomposition of cumene hydroperoxide
10/23/1996EP0638057A4 Recovering values from heavy ends in bisphenol-a production.
10/23/1996EP0589044B1 Novel inclusion compound comprising tetrakisphenol as host
10/23/1996EP0519084B1 Process for producing simultaneously an aromatic hydroxy compound and a carbonyl compound
10/23/1996CN1133855A Dihydroxy compound mixtures and polymers thereof
10/23/1996CN1033094C Process for preparation of polycarbonate from dihydroxydiphenylcycloalkane
10/23/1996CN1033084C Process for preparing substd. vinylbenzene
10/22/1996US5567829 Method for recovering phenol and xanthene values from waste polycarbonate
10/22/1996US5567728 Receptor ligands
10/22/1996CA1338667C Anti-androgen compounds
10/15/1996US5565689 Reactant for perfluoroalkylation of nucleophilic substrates with sodium perfluoroalkanesulphinates in an oxidizing medium
10/09/1996EP0736561A2 Dihydroxy compound mixtures and polymers thereof
10/09/1996EP0735999A1 A method of cleaving arylethers
10/09/1996CN1133040A Benzothiophenes and related compounds as estrogen agonists
10/08/1996US5563298 Stilbene-based materials, their preparation and use
10/02/1996CN1132196A Bisphenol ester derivatives
10/02/1996CN1132193A Removal and neutralization of acid catalyst from products of cumene hydroperoxide cleavage
09/1996
09/26/1996DE19510768A1 Recovery of high purity carbon monoxide for polycarbonate and isocyanate prodn.
09/24/1996CA2145317A1 Method for purification of phenol
09/19/1996WO1996028491A1 Soluble fluorinated poly-p-phenylenes
09/19/1996WO1996028403A1 SUBSTITUTED DIBENZ[a,f]AZULENES AND METHODS OF PREPARATION
09/18/1996EP0731786A1 Biphenyl iodinated derivatives and their diagnostic use
09/17/1996CA2054578C Process for debrominating dibrominated naphtalene derivatives
09/12/1996WO1996027576A1 A process for the preparation of tetrabromobisphenol-a
09/11/1996EP0731078A1 Terpene-quinone with antitumor activity
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