| 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) |
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| 09/10/2002 | CA2100037C Substituted styrenes |
| 09/05/2002 | US20020123656 Prepared from acidic resins such as sulfonated polystyrene by neutralization of portion of acidic functional groups present with amine such as pyridine; catalyst selectivity |
| 09/05/2002 | US20020123534 High productivity bisphenol-a catalyst |
| 09/04/2002 | EP0991656B1 Method for producing phosphonium phenolates |
| 09/04/2002 | CN1367161A Method for restoring low-grade tea-polyphenol bio-activity |
| 09/04/2002 | CN1090168C Process for manufacturing bisphenol |
| 09/04/2002 | CN1090167C 2,4-dimethyl-6-S-alkylpyhenols |
| 09/04/2002 | CN1090166C Process for preparing alcohols and/or aldehydes from olefins |
| 09/03/2002 | US6444861 Process for the cleavage of alkylaryl hydroperoxides |
| 08/28/2002 | EP0822927B1 A process for the preparation of tetrabromobisphenol-a |
| 08/28/2002 | CN1365960A Process for preparing p-tert-butyl catechol |
| 08/27/2002 | US6441252 Apparatus for producing phenol using reactive distillation |
| 08/27/2002 | US6441251 And acetone from cumene hydroperoxide using acid catalyst |
| 08/27/2002 | US6441250 Oxidizing phenol in presence of charged beta-type-zeolite, ketone, and phosphoric acid |
| 08/27/2002 | US6441248 Preparation of biphenols by oxidative coupling of alkylphenols using copper catalyst |
| 08/22/2002 | WO2002064537A1 Method for obtaining purified hydroxytyrosol from products and by-products derived from the olive tree |
| 08/22/2002 | WO2002064536A1 Method for extracting, fractionating and purifying polyphenol compounds originating from fresh vegetable culls using a high-absorption and -elution resin |
| 08/22/2002 | WO2002064531A1 Method for producing high-purity diisobutene |
| 08/22/2002 | US20020115889 Process for preparing hydroxyaromatics |
| 08/22/2002 | CA2437970A1 Method for extracting, fractionating and purifying polyphenol compounds originating from fresh vegetable culls using a high-absorption and -elution resin |
| 08/21/2002 | EP1232134A1 Method for the production of bisphenol-a |
| 08/21/2002 | CN1089332C Process for refining coarse phenol containing sulfur |
| 08/20/2002 | US6437197 Process for catalytic hydroxylation of aromatic hydrocarbons |
| 08/20/2002 | US6437142 10,10,10-trifluoro-5,5-dimethyl-9-triethylsilanyloxy-9-trifluo romethyl-dec-7-enal reacted with triethyl phosphonoacetate or ethyl (trimethylsilyl) acetate and then coupling with 2-mercapto-benzothiazole |
| 08/15/2002 | WO2002062736A1 Diphenol and process for producing the same |
| 08/14/2002 | EP1229997A1 Process for removing and recovering of phenolic compounds from aqueous fluids |
| 08/14/2002 | EP0993428B1 Method for chlorinating halogenated phenols |
| 08/14/2002 | DE10113381A1 Verfahren zur Herstellung von hochreinem Diisobuten A process for the production of high purity diisobutene |
| 08/14/2002 | CN1364176A Processes for producing raw polycarbonate resin material and producing polycarbonate resin |
| 08/13/2002 | US6433232 Forming hydroperoxyaromatic compounds; decomposition; neutralization |
| 08/08/2002 | WO2001095899A3 Pharmaceutical compositions comprising cannabidiol derivatives |
| 08/07/2002 | CN1362395A Method of refining effective component of official magnolia |
| 08/07/2002 | CN1362291A High-productivity bisphenol A catalyst |
| 08/07/2002 | CN1088695C Method for c-alkylating hydroxylated aromatic compounds |
| 08/07/2002 | CN1088625C Catalyst series for synthesizing 1-,2- and 3- substituted alkylphenols with different proportion by one-step process |
| 08/06/2002 | US6429343 Process for producing bisphenol a |
| 08/01/2002 | WO2002059069A1 Method for making bisphenol a |
| 08/01/2002 | DE10065087A1 Verfahren zur Gewinnung von Phenolen aus Kunststoffen A process for recovering phenols from plastics |
| 07/31/2002 | EP1226134A2 Naphthopyrans having a perfluoroalkyl substituent in position 5, preparation and compositions and matrices containing them |
| 07/31/2002 | CN1361094A Integrated phenol hydroxylating process of preparing dihydroxylbenzene |
| 07/25/2002 | WO2002057207A1 An eco-friendly method of preparation of high purity tetrabromobisphenol-a |
| 07/25/2002 | WO2002057206A1 Process for producing bisphenol a |
| 07/25/2002 | WO2002044119A3 Synthesis of 2-aryl-1-naphthol derivatives via a tandem palladium catalyzed arylation and dehydrogenation |
| 07/25/2002 | US20020099034 Process for stereoselective synthesis of prostacyclin derivatives |
| 07/24/2002 | EP1224156A1 Process for cleaning bisphenol pre-reactor |
| 07/24/2002 | EP0946482B1 Method for preparing a 4-hydroxybenzaldehyde and derivatives |
| 07/24/2002 | CN1359890A Process for synthesizing 3,5-di-trifluoromethylphenyl-hydroquinone |
| 07/24/2002 | CN1359889A Process for synthesizing 3-methylphenyl-hydroquinone |
| 07/24/2002 | CN1359888A Process for preparing antioxidizing polyphenol compound |
| 07/24/2002 | CN1359884A Process for producing other organics from hydrocarbon |
| 07/24/2002 | CN1088054C Process for synthesizing catechol |
| 07/24/2002 | CN1088053C Method for extracting tea-polyphenol from tea |
| 07/24/2002 | CN1088051C Method for enhancing selectivity of decomposition of dicumyl peroxide to alpha-methyl styrene |
| 07/23/2002 | US6423876 Oxidation diisopropylbenzene; cleavage; distillation; solvent extraction |
| 07/18/2002 | WO2002055465A1 Reaction method utilizing diaphram type catalyst and apparatus therefor |
| 07/18/2002 | WO2002055462A1 Process for producing bisphenol a |
| 07/18/2002 | WO2002055461A1 Process for the c-alkylation of aromatic hydroxyl compounds |
| 07/17/2002 | EP1222960A2 Bisphenol-A catalyst based on a sulfonated polystyrene/divinylbenzene copolymer |
| 07/11/2002 | WO2002053521A1 Process for producing bisphenol a |
| 07/11/2002 | WO2002053517A2 Process for stereoselective synthesis of prostacyclin derivatives |
| 07/11/2002 | DE10123121C1 Optionally substituted phenol preparation, for use e.g. as polymer or herbicide intermediate, by hydroxylation of optionally substituted benzene with nitrous oxide under liquid phase or supercritical conditions |
| 07/11/2002 | CA2433883A1 Process for stereoselective synthesis of prostacyclin derivatives |
| 07/10/2002 | CN1358165A Process for producing bisphenol A |
| 07/09/2002 | US6417410 Method for producing ortho-alkylated phenols |
| 07/09/2002 | US6417318 Process for the removal of dissolved oxygen from phenol |
| 07/09/2002 | US6416808 Method of obtaining a hydroxytyrosol-rich composition from vegetation water |
| 07/09/2002 | CA2222275C Fluorinated xanthene derivatives |
| 07/03/2002 | EP1109769B1 Method for producing bis(4-hydroxyaryl)alkanes |
| 07/03/2002 | CN1356173A Catalyst for preparing C2 hydrocarbon from transition metal and methane through oxidization and coupling by cocatalysts of S and P elements and its preparing process |
| 07/02/2002 | US6414200 Contacting mixture comprising hydroxyaromatic compound and ketone or aldehyde with acidic catalyst at specified temperature in presence of silylmethanethiol promoter to make bisphenol |
| 07/02/2002 | US6414199 Reacting phenol and acetone using acidic ion exchange resin catalyst and alkyl mercaptan promoter, in three or more reactors connected in series, feeding phenol, mercaptan and part of acetone into first reactor, dividing rest of acetone |
| 07/02/2002 | US6414198 Method for producing bisphenol-A |
| 07/02/2002 | US6414197 Preparation of phenol and its derivatives |
| 07/02/2002 | US6414106 Combining thermally stable organic base with crude dihydric phenol in presence of sulfonic acid compound, melting dihydric phenol and diester of carbonic acid, combining melt with catalyst, oligomerizing, polymerizing to polycarbonate |
| 07/02/2002 | CA2060787C Production of bisphenol monoester |
| 06/27/2002 | WO2002050000A1 Amine modified catalysts for bisphenol production |
| 06/25/2002 | US6410805 Method and composition for hydroxylation of aromatic substrates |
| 06/25/2002 | US6410804 Production of phenol using reactive distillation |
| 06/25/2002 | US6410803 Process for the preparation of para-fluorophenol |
| 06/20/2002 | WO2002004384A3 Process for preparing (-)menthol and similar compounds |
| 06/20/2002 | DE10060503A1 Verfahren und Vorrichtung zur destillativen Aufarbeitung von Spaltproduktgemischen, welche bei der Spaltung von Alkylarylhydroperoxiden anfallen Method and apparatus for working up by distillation of cleavage product mixtures which are obtained in the cleavage of alkylaryl hydroperoxides |
| 06/20/2002 | DE10051581A1 Verfahren zur Spaltung von Alkylarylhydroperoxiden A process for the cleavage of alkylaryl hydroperoxides |
| 06/13/2002 | WO2002046133A1 Process for separating phenol from a mixture comprising at least hydroxyacetone, cumene, water and phenol |
| 06/13/2002 | WO2002046132A1 Process and apparatus for the work-up by distillation of cleavage product mixtures produced in the cleavage of alkylaryl hydroperoxides |
| 06/13/2002 | WO2002045856A1 Method for removing aromatic hydroxy compounds from fluids |
| 06/13/2002 | DE10060902A1 Verfahren zur Abtrennung von aromatischen Hydroxyverbindungen aus Fluiden Process for the separation of aromatic hydroxy compounds from fluids |
| 06/13/2002 | DE10051427C1 Verfahren zur Herstellung eines Tetrahydrocannabinol- und Cannabidiol-haltigen Extraktes aus Cannabis-Pflanzenmaterial sowie Cannabis-Extrakte A method for producing a tetrahydrocannabinol and cannabidiol-containing extract of the cannabis plant material, as well as cannabis extracts |
| 06/11/2002 | US6403346 Enzymatic processes for producing intermediates useful in the manufacture of retiferol derivatives |
| 06/06/2002 | WO2002044145A1 New mandelic acid derivatives and their use as throbin inhibitors |
| 06/06/2002 | WO2002044119A2 Synthesis of 2-aryl-1-naphthol derivatives via a tandem palladium catalyzed arylation and dehydrogenation |
| 06/06/2002 | WO2002002464A3 Chemical extraction process |
| 06/06/2002 | US20020068840 Process and apparatus for the work-up by distillation of cleavage product mixtures produced in the cleavage of alkylaryl hydroperoxides |
| 06/06/2002 | US20020066661 Process for separating phenol from a mixture comprising at least hydroxyacetone, cumene, water and phenol |
| 06/05/2002 | EP1210299A2 Method of producing hydroxyl radicals for chemical reactions |
| 06/04/2002 | US6399838 Process for preparing 2,6-dimethylphenol |
| 06/04/2002 | US6398987 Photochromic; strong colorability; grey; brown; rapid discoloration kinetics; contact lenses; solar protection glasses; camera optics |
| 05/29/2002 | EP1209145A2 Process for preparing an aryl formate and an aromatic carboxylic acid |
| 05/29/2002 | EP1208070A1 Diolefin/hydroxyaryl condensates and catalyst therefor |
| 05/29/2002 | CN1351012A Process for extracting high-purity tea polyphenol, theapigment and theine |
| 05/28/2002 | US6395904 Binuclear non-heme iron catalysts |