| 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) |
|---|
| 03/05/2003 | CN1102566C Process for industrially preparing very-high-purity 1-naphthol |
| 03/05/2003 | CN1102565C Method for preparing hihg-purity methyl natphthol by high-purity methyl naphthylamine |
| 03/05/2003 | CN1102564C Process for preparing alkylphenol |
| 02/28/2003 | CA2356433A1 Method of producing bisphenol-a (bpa) |
| 02/27/2003 | WO2002053517A3 Process for stereoselective synthesis of prostacyclin derivatives |
| 02/27/2003 | US20030040646 Hydroxylation of aromatic hydrocarbons by adding nitrous oxide to an aromatic hydrocarbon in a hydroxylation reaction, wherein nitrous oxide is obtained by reacting ammonia with nitric acid |
| 02/27/2003 | US20030038094 Bisphenol phenol adducts |
| 02/26/2003 | CN1398842A Dihydroxybenzene preparing process |
| 02/26/2003 | CN1398617A Prepn process of gutta alcohol |
| 02/26/2003 | CN1102139C Noval 1,3-diphenyl propane derivative having inhibitory activity against tyrosinase and process for preparing same |
| 02/26/2003 | CN1102138C Method for preparing trimethylhydroquinone |
| 02/26/2003 | CN1102074C Catalyst for production of phenol and its derivatives |
| 02/20/2003 | WO2003014050A1 2,6-dimethylphenol composition |
| 02/20/2003 | WO2003014049A1 Method for producing bisphenol-a |
| 02/20/2003 | WO2003013749A1 Steam stripping of chlorinated phenols |
| 02/19/2003 | EP1284157A1 Reactor for running the reaction of bisphenol A obtaining |
| 02/19/2003 | EP1283822A1 Phenolate-containing formulation with low freezing point |
| 02/19/2003 | CN1397540A Process for prepn. of bisphenol |
| 02/18/2003 | US6521767 Method for suspension hydrogenation of an anthraquinone compound in a special reactor in order to produce hydrogen peroxide |
| 02/13/2003 | WO2003011801A2 Process for the preparation of isopropanol |
| 02/12/2003 | EP1282588A1 Preparation of hydroxy compounds |
| 02/12/2003 | EP1282587A1 Process for activating catalyst for the hydroxylation of aromatics |
| 02/12/2003 | CN1101372C Separation and purification method of T-butyl-methylphenol isomer |
| 02/12/2003 | CN1101371C Process for preparing phenol and acetone by cumene hydroperoxide intensified decomposition |
| 02/10/2003 | WO2002014250A1 Derivatives of 4-(trifluoromethyl)-phenol and 4-(trifluoromethylphenyl)-2-(tetrahydropyranyl) ether and method for producing the same |
| 02/10/2003 | CA2418749A1 Derivatives of 4-(trifluoromethyl)-phenol and 4-(trifluoromethylphenyl)-2-(tetrahydropyranyl) ether and method for producing the same |
| 02/06/2003 | WO2001037629A8 High surface microporous materials which are active in oxidation reactions. tiq-6 and metiq-6 |
| 02/06/2003 | US20030028055 High quality bisphenol a and preparation process thereof |
| 02/05/2003 | EP1280752A1 Method for producing 2-alkyl-3-chlorophenols |
| 01/29/2003 | EP1121339B1 Method for the production of bis(4-hydroxyaryl)alkanes |
| 01/29/2003 | CN1394196A ECO-friendly method of preparation of high purity tetrabromobisphenol-A |
| 01/28/2003 | US6512149 Method for removing butyl groups from butyl phenol compounds |
| 01/28/2003 | US6512148 Vaporization and removal of phenol from melt adduct; neutralizing strong acid |
| 01/23/2003 | WO2003006406A1 Process for the hydroxylation of aromatic hydrocarbons |
| 01/23/2003 | WO2003005960A2 Novel bicyclic and tricyclic cannabinoids |
| 01/23/2003 | US20030017935 Regeneration of catalysts used in the manufacture of bisphenols |
| 01/22/2003 | EP1277723A1 Process for the preparation of bisphenols |
| 01/22/2003 | EP1276708A2 Process for catalytic hydroxylation of benzene |
| 01/22/2003 | EP1276706A2 Process for catalytic hydroxylation of aromatic compounds |
| 01/22/2003 | EP1012130B1 Hydroperoxide decomposition process |
| 01/22/2003 | CN1099402C Process for preparing bis-(4-hydroxyaryl)-alkanes |
| 01/16/2003 | US20030013928 Condensation of phenol and acetone with a cation exchange resin catalyst and a free mercaptan, superficial velocity of raw material is controlled to 1.5-6 m/hr |
| 01/16/2003 | US20030013927 Process for producing bisphenol a |
| 01/16/2003 | US20030013926 Process for producing bisphenol a |
| 01/16/2003 | US20030013925 Process for producing bisphenol a |
| 01/16/2003 | US20030013837 Method for producing phosphonium phenolates |
| 01/15/2003 | EP1274669A1 Low color and low haze formulations of sodium o-phenylphenate |
| 01/15/2003 | EP1109768B1 Purification of alkylated phenols by melt crystallization |
| 01/15/2003 | CN1391550A High purity 4,4-isopropylidene-bis-(2,6 d1 bromophenol) and preparation thereof |
| 01/15/2003 | CN1391499A Method for regulating ion exchanging agents |
| 01/15/2003 | CN1390819A Preparation of bisphenol A |
| 01/15/2003 | CN1390818A Preparation of dihydroxy-benzene |
| 01/14/2003 | US6506924 Extracting a reaction mixture that is >/= 35% of an aromatic hydroxy with aqueous acid, the solvent remains in the organic phase and recovering |
| 01/09/2003 | WO2003002499A1 Decomposition of organic hydroperoxides in the presence of a particulate catalyst containing highly fluorinated polymer having sulfonic acid groups and process for the manufacture of bisphenol a |
| 01/09/2003 | US20030009060 As starting materials for the production of liquid crystals, polymers and flame retardants |
| 01/09/2003 | US20030008403 Optimization of caustic usage |
| 01/08/2003 | EP1273563A1 Method for producing bisphenol a |
| 01/08/2003 | EP1272450A2 Lubricating oil compositions containing saligenin derivatives |
| 01/08/2003 | EP1272449A1 Substance mixture containing bisphenol a |
| 01/08/2003 | EP1272448A1 Method for cleaning reactors used for acid-catalyzed production of bisphenols |
| 01/08/2003 | CN1390187A Method for the production of bisphenol-A |
| 01/08/2003 | CN1098244C Improved method for producing phenol and acetone from cumol |
| 01/07/2003 | US6504065 Reacting phenolic alcohols with alcoholates to obtain phenolates used as stabilizer agents in the reactions of hindered phenol and phosphite esters; kinetics |
| 01/07/2003 | US6504037 Reacting a cyclohexanedione or chromene-one derivative with 1,8-diazabicyclo(5.4.0)undec-7ene |
| 01/03/2003 | WO2003000633A2 A process for the isolation of a major harmful oxidant from cigarette smoke |
| 01/02/2003 | EP1270582A1 Triphenylphosphine derivative, production process therefor, palladium complex thereof, and process for producing biaryl derivative |
| 01/02/2003 | EP1268417A1 Method for producing aromatic alcohols, especially phenol |
| 01/02/2003 | EP1268390A1 A process for preparing trimethylhydroquinone diacetate and trimethylhydroquinone |
| 01/02/2003 | EP1268379A1 Method for producing bisphenols |
| 01/02/2003 | EP1268367A2 Method for oxidizing hydrocarbons |
| 01/01/2003 | CN1097575C Process for producing 4-methyl catechol |
| 12/27/2002 | WO2002103349A1 Separatory agent for optical isomer |
| 12/27/2002 | WO2002102751A2 Procees for purifying phenol |
| 12/26/2002 | US20020198415 Producing vegetation water from olives; adding acid; incubating the acidified vegetation water for a period of at least two months, until at least 75% of oleoeuropein has been converted to hydroxytyrosol |
| 12/25/2002 | CN1387524A Naphthopyrans having perfluoroalkyl substituent in position 5, preparation and compositions and matrices contg. them |
| 12/25/2002 | CN1387501A Bisphenol production |
| 12/25/2002 | CN1387461A Immobilised ionic liquid |
| 12/25/2002 | CN1386731A Process for extracting theopolyphenol |
| 12/19/2002 | US20020193615 Hydrogenating alkyl anthraquinones and/or alkyl hydroanthraquinones to alkyl anthrahydroquinones and/or alkyl hydroanthrahydroquinones in the presence of a catalyst under electromagnetic irradiation |
| 12/19/2002 | US20020193239 For use as catalysts in epoxidation of olefins, for oxidation of alcohols, oxidation of organic thiols; hydroxylation of aromatic compounds; ammoximation of ketones |
| 12/18/2002 | EP0988268B1 Method for removing metal ions from cresol mixtures |
| 12/18/2002 | CN1385410A Method for preparing phenol by directly hydrocylating benzene |
| 12/18/2002 | CN1385409A Optical resolution method for recemic diphenol |
| 12/18/2002 | CN1096293C Phenol hydroxylated catalyst |
| 12/17/2002 | CA2155969C A multiple stage suspended reactive stripping process and apparatus |
| 12/12/2002 | WO2002098830A1 A method for isolating phenolic substances or juvabiones from wood comprising knotwood |
| 12/12/2002 | US20020188162 High purity 9,9-bis-(hydroxyphenyl)-fluorene and method for the preparation and purification thereof |
| 12/12/2002 | US20020187207 Method for extracting, fractionating and purifying polyphenolic compounds originating from fresh plant sorting deviations using a high adsorption and elution performance resin |
| 12/12/2002 | DE10211928A1 Verfahren zur Herstellung von Dihydroxybenzol Process for the preparation of dihydroxybenzene |
| 12/11/2002 | EP1263703A1 Initiation method of a method for producing 2,2-bis(4-hydroxyphenyl)propane |
| 12/11/2002 | EP1263529A1 Methods for preparing an alkylation catalyst, and for ortho-alkylating hydroxyaromatic compounds; and related compositions |
| 12/11/2002 | CN1384088A Extraction process of resveratrol from giant knotweed |
| 12/11/2002 | CN1095820C Method for processing mother liquors from prodn. of bisphenol |
| 12/10/2002 | US6492566 Process for the preparation of dihydroxydiphenylmethanes |
| 12/10/2002 | US6492300 Methods for preparing polyphenylene ether resin |
| 12/05/2002 | WO2002096847A1 Process for the preparation of bisphenols with zeolites |
| 12/05/2002 | US20020183563 Process for preparing phenols |
| 12/05/2002 | US20020183562 Separating adducts of bis(4-hydroxyaryl)alkanes and aromatic hydroxy compounds |
| 12/05/2002 | US20020183538 Extracting a reaction mixture that is >/= 35% of an aromatic hydroxy with aqueous acid, the solvent remains in the organic phase and recovering |
| 12/05/2002 | DE10126432A1 Fluor enthaltende Bisphenole, deren Herstellung, deren Vor- und Zwischenprodukte sowie die Verwendung der Fluor enthaltenden Bisphenole Fluorine-containing bisphenols, bisphenols their preparation, their materials and intermediates, and the use of fluorine-containing |