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)
08/1994
08/31/1994EP0612351A1 Microbial production of cis-dihydrodiol and phenol derivatives of benzocyclobutene
08/31/1994EP0612244A1 Endothelin receptor antagonists
08/31/1994CN1091291A Method of treating viral infections
08/30/1994US5342972 Preparation of 6-bromo-2,2-dialkyl-2,3-dihydrobenzofurans which are optionally fluoro-substituted
08/24/1994EP0611366A1 Chlorination process, alkylation of products of said process and some products thereof
08/24/1994CN1091142A Film of polycarbonate
08/24/1994CN1091118A Alpha, omega-alkanedipenols
08/23/1994US5340937 Adding acid to enter aqueous phase with sufficient mixing to surround organic phase with aqueous phase and prevent contact with acid
08/23/1994US5340890 Matrices for high temperature composites; coatings
08/17/1994EP0611126A1 A hydrogenation catalyst for use in a hydrogen peroxide process, and a method for the preparation thereof
08/16/1994US5338887 Process for the preparation of dihydroperoxyalkyl polyphenyls and dihydroxy polyphenyls
08/16/1994US5338644 Process and composition for use in photographic materials containing hydroquihones
08/11/1994CA2115326A1 Hydrogenation catalyst for use in a hydrogen peroxide process, and a method for the preparation thereof
08/10/1994EP0609455A1 Process for producing cresols
08/10/1994EP0514467B1 Compositions and methods for inhibiting browning in foods
08/09/1994US5336814 Method for recovering bis hydroxy aromatic organic values and bis aryl carbonate values from scrap aromatic polycarbonate
08/09/1994US5336813 Adding an amine to the mixture of a phenol and the bisphenol product prior to stabilization by heat treatment
08/09/1994US5336812 Method of making 1,1-bis-(4-hydroxyphenyl)-3,3,5-trimethylcyclohexane
08/09/1994US5336785 Method for preparation of taxol
08/03/1994EP0608952A1 Phenolic compounds and glycidyl ethers thereof
08/03/1994EP0363458B1 2,3-difluorobenzenes
08/02/1994US5334775 Reacting with a terminally unsaturated polymer in the presence of a partially or completely dehydrated heteropoly catalyst; precursors for production of fuel and lubricant additives
08/02/1994US5334774 Distillation using addatives, recycling
08/02/1994US5334773 Polymer chemical intermediate
08/02/1994US5334752 Cyclobutabenzene monomers
07/1994
07/20/1994CN1089627A Preparation of carbonic acid esters from dihydroxydiphenylcycloalkane
07/20/1994CN1089593A Process
07/19/1994US5331103 Process for monohydroxylation of phenolic compounds
07/19/1994CA1330799C Corrosion-inhibiting compositions
07/13/1994EP0606183A1 Process for the preparation of a P-fuchsone and its use in the preparation of an aromatic p-dihydroxylated compound
07/13/1994EP0606182A1 Process for the preparation of an aromatic o-dihydroxylated compound
07/13/1994EP0606057A1 Process for the preparation of aromatic olefins
07/13/1994EP0605614A1 High quality phenol rectification with energy recovery
07/07/1994WO1994014739A1 Process for the preparation of polyisobutyl hydroxyaromatics
07/06/1994EP0604575A1 Process for preparing hydroxybenzocyclobutenes
07/06/1994CN1088956A Method and compositions providing enhanced chemiluminescence from 1,2-dioxetanes
06/1994
06/29/1994EP0604056A2 Bis[4'-(4-hydroxyphenyl)-phenyl]alkanes and polycarbonates prepared therefrom
06/28/1994US5324868 Method for preparing 4,4'-biphenol
06/28/1994US5324492 Surface discharger; formation of free radicals; decomposition into nitrogen gas
06/22/1994EP0602874A1 1,3-Bis(4-hydroxyphenyl)-1,3-dialkylcyclohexanes and polycarbonates prepared therefrom
06/15/1994EP0601156A1 Cross-coupling process of boric acids with halogenated compounds
06/14/1994US5321044 15,16-seco-19-nor progestins
06/09/1994WO1994012556A2 Thermosettable composition containing discotic mesogenic moieties
06/09/1994CA2150127A1 Thermosettable composition containing mesogenic moieties
06/07/1994US5319149 Produce ductile polycarbonates with high glass transition temperatures
06/07/1994US5319139 Naphthalene derivatives
06/07/1994US5318883 Charge control agent and tower for developing electrostatic images
06/01/1994EP0599779A1 High-resolution negative photoresist having extended processing latitude
05/1994
05/31/1994USRE34626 Isomerization of bisphenols
05/25/1994CN1024659C Phenol derivatives, their production and use
05/25/1994CN1024654C Alkylation of polycyclic aromatic compounds to alkylates enriched in para-substituted isomers
05/24/1994US5315042 Acid catalyst, mercaptan promoter
05/18/1994CN1024542C Making method of polycarbonate level bisphenol A
05/18/1994CN1024541C Method for making bisphenol A
05/17/1994US5313007 Substituted pentaalkylchromans
05/17/1994US5313001 Reacting a halogenated aromatic compound with a 1,1-difluoro ethylene compound in presence of palladium catalyst
05/17/1994US5312975 Using a transition metal catalyst
05/17/1994US5312952 Polymerization inhibitor for vinyl aromatics
05/17/1994US5312553 Mixtures of organic ammonium salts as flow accelerators
05/17/1994CA1329620C Ethynylphenyl-containing retinoic acid derivatives
05/11/1994WO1994010152A1 Bifunctional intermediates for use in the manufacture of liquid crystals
05/11/1994EP0596684A1 Preparation of substituted aryl compounds
05/11/1994CN1086512A Method for preparation of taxol
05/10/1994US5310953 Substituted pentaalkylchromans
05/04/1994EP0595369A1 Alkene compounds
05/04/1994CN1024413C Preparing method for optical rotation 1,1-binaphthol
04/1994
04/28/1994DE4236104A1 Bifunktionelle Vorprodukte zur Herstellung von Flüssigkristallen Bifunctional precursors for the preparation of liquid crystals
04/27/1994EP0594539A1 Phenyl phosphites as stabilizers for organic materials
04/27/1994CN1024343C Process for refining methyl naphthol at low temp.
04/20/1994EP0593301A1 Tertioryalkyl phenols and their use as antioxidants
04/19/1994US5304690 Reacting 4-acetoxystyrene with base in solvent
04/19/1994US5304689 Stabilization of color in production of paracumylphenol using hypophosphorous acid
04/19/1994US5304688 Process for the preparation of bishydroxy aromatic compounds
04/19/1994US5304685 Using basic catalyst
04/19/1994US5304684 Process for producing phenol and methyl ethyl ketone
04/19/1994US5304679 Using an aromatic oxyamide
04/19/1994US5304624 Dehydration-condensation of bis(3,5-dimethyl-4-hydroxyphenyl)-methane; them epoxidation epihalohyrin
04/19/1994CA1328611C Pharmaceutical compositions comprising at least one aromatic compound as active principle
04/17/1994CA2108504A1 Tertiary alkyl alkylphenols and organic compositions containing same
04/13/1994EP0591799A1 Oxidation of hydroxybenzaldehydes to dihydroxybenzene compounds
04/13/1994CN1024187C Herbicide composition contg. 2-(2',3',4'-trisubstituted benzoyl)-1,3-cyclohexanediones
04/12/1994US5302774 Process for the production of bisphenols
04/12/1994US5302761 Tetrabromobisphenol A having a large particle size and process for its production
04/12/1994US5302688 Selected block phenolic oligomers and their use in phenolic resin compositions and in radiation-sensitive resist compositions
04/12/1994US5302672 2,7-dihydroxynaphthalene based epoxy resin, intermediate thereof, processes for producing them, and epoxy resin composition
04/12/1994CA1328470C Process for producing phenols
04/06/1994EP0590078A1 Synthetic crystalline zeolite, its synthesis and use.
04/05/1994US5300702 Recovering values from heavy ends in bisphenol-A production
04/05/1994US5300701 Reacting hydroxyaromatic compound with polyisobutylene con-taining at least 70% methylvinylidene isomer in the presence of an acid alkylation catalyst
04/05/1994US5300700 Process for the production of high-purity bisphenol A
04/05/1994US5300699 Oxygen-free heat treatment to prevent coloration; purification
04/05/1994US5300562 Process for preparing phenolic binder
04/05/1994CA1328270C Phenol derivatives, their production and use
03/1994
03/31/1994DE4231451A1 Waraterpol(s),terpene analogous metabolites from penicillium sp. - are antimycotics and antibacterials for treating human infections and also effective against phytopathogenic fungi and fungi which destroy food
03/30/1994EP0589621A1 Substituted styrenes
03/30/1994EP0589588A1 Process for the production of phenol, acetone and alpha methylstyrene
03/30/1994EP0589044A1 Novel inclusion compound comprising tetrakisphenol as host
03/30/1994EP0588973A1 Process for the preparation of a phenol
03/30/1994CN1024098C Process of para-tertiary butyl catechol recovery
03/30/1994CN1024097C Catalysts for catalytic pyrolysis of phenol distillation residue and process for recovering useful substances by pyrolysis same
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