| 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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| 07/13/2005 | CN1639098A Process, reactor and system for preparing a bisphenol |
| 07/13/2005 | CN1639097A Decomposition of cumene oxidation product |
| 07/13/2005 | CN1639086A Method for production of a liquid composition of an ortho-dihydroxybenzyl compound of high purity and said composition |
| 07/13/2005 | CN1636952A Process for the production of vinyl compound |
| 07/13/2005 | CN1210242C Method for making bisphenol A |
| 07/12/2005 | US6916899 Polycarbonates, polyester carbonates and polyesters having lateral, cycloalkyl-substituted phenols |
| 07/12/2005 | US6916457 Preparation and use of non-chrome catalysts for Cu/Cr catalyst applications |
| 07/07/2005 | US20050148570 Antimicrobial hydroxy-substituted fluorene or (cyclo)alkylidenediphenol derivatives e.g. 2,2-Bis(4-hydroxy-3-methylphenyl)heptane or penem or cephalosporin derivatives thereof; antiseptics |
| 07/06/2005 | EP1549597A1 Method for recovery of phenol from aqueous streams |
| 07/06/2005 | CN1634831A Method for separating and purifying honokiol and magnolol by using high speed counter current chromatography |
| 07/06/2005 | CN1634830A Process for rectification and purification of alpha naphthol |
| 07/06/2005 | CN1634829A Method for preparing 2, 6-dimethylphenol |
| 07/06/2005 | CN1634828A Method for preparing 2-tert-butyl-5-methyl phenol with HY zeolite as catalyst |
| 07/06/2005 | CN1634827A Method for preparing 2-tert-butyl-5-methyl phenol with H beta zeolite as catalyst |
| 07/06/2005 | CN1209330C Method of preparing o-dihydroxybenzene using bionic catalytic oxygen to phenol |
| 06/30/2005 | US20050143594 Process for preparing resorcinol derivatives |
| 06/29/2005 | EP0892773B1 Preparation of aromatic hydroxycarboxylic acids and dialkali metal salts thereof |
| 06/29/2005 | CN1633335A Catalyst and method for the alkylation of hydroxyaromatic compounds |
| 06/29/2005 | CN1208297C Preparation method of joint production of alpha maphthol and beta naphthol |
| 06/28/2005 | US6911563 Oxidation/hydrorefining catalysts; for production of aromatic alcohols |
| 06/28/2005 | US6911562 Process for the preparation of a cosmetic active |
| 06/23/2005 | WO2005026105A3 Process for the synthesis of 3-(3-fluoro-4-hydroxyphenyl)-7-hydroxynaphthonitrile |
| 06/23/2005 | US20050137429 Methods for purification of phenol |
| 06/23/2005 | US20050137428 Methods for preparing cycloalkylidene bisphenols |
| 06/23/2005 | US20050137427 comprises thin film flash evaporator |
| 06/23/2005 | US20050137409 Processes for preparing benzoquinones and hydroquinones |
| 06/23/2005 | US20050137380 Oxidizing an aromatic hydroxy compound with an oxidizing agent in a biphasic solvent system in the presence of a transition metal hydroxy phosphate catalyst to produce a corresponding hydroquinone compound |
| 06/22/2005 | EP1542952A1 Method of preparing cannabidiol from plant material |
| 06/22/2005 | CN1630626A Process and catalyst for purifying phenol |
| 06/22/2005 | CN1629116A Process for preparing bisphenol compounds |
| 06/22/2005 | CN1207322C Processes for producing raw polycarbonate resin material and producing polycarbonate resin |
| 06/16/2005 | WO2005054223A2 Process for the manufacture of alkenylated hydroxylated aromatic compounds, of chroman compounds and of their acylated derivatives |
| 06/16/2005 | WO2005054120A2 Polymer-supported metal nanoparticles and method for their manufacture and use |
| 06/16/2005 | WO2005035119A3 Functionalized zeolite compositions and methods for their preparation and use |
| 06/15/2005 | EP1541542A1 Process for producing bisphenol a |
| 06/15/2005 | EP1541159A1 Antioxidant compositions of vegetal origin and process for their preparation |
| 06/15/2005 | CN1628086A Process and catalyst for producing p-cumylphenol |
| 06/15/2005 | CN1626490A Process for dehydrating hydrous sodium beta-naphtholate |
| 06/14/2005 | US6906227 2,2-Bis(4-hydroxyphenyl)propane obtained via acid-catalysed reaction of aromatic hydroxy compounds (phenol) with ketones (acetone), wherein crystals formed are separated from mother liquor via filtration in a revolving vacuum drum filter |
| 06/14/2005 | US6906226 Wherein one phenol nucleus contains two hydroxymethyl groups as nucleus-substitution groups; may be used as modifiers for phenol resins, etc., photo-resist material, or material for producing various polyphenol compounds |
| 06/09/2005 | WO2005051876A2 Method for c-allylation of phenols |
| 06/08/2005 | CN1623970A Method for preparing tetrabromo-bisphenol A |
| 06/08/2005 | CN1205158C Process for preparing phloroglucinol |
| 06/07/2005 | US6903239 Fluorinated benzaldehydes |
| 06/02/2005 | US20050115820 Purification by distillation then condensation into corrosion resistant apparatus; adding solvent and storing in lined tank preventing metal contact |
| 06/02/2005 | DE10349399A1 Verfahren zur Reduktion von Binaphthylderivaten A method of reducing Binaphthylderivaten |
| 06/01/2005 | EP1535889A1 Method of deuterating aromatic ring |
| 06/01/2005 | CN1622857A Process for the separation of reaction mixtures and the recirculation of quaternary salts |
| 06/01/2005 | CN1621401A Method for extracting high purity resveratrol from giant knotweed rhizome |
| 06/01/2005 | CN1204106C Method for producing 2, 2'-methylene bis(4-methyl-6-tert butyl phenol) |
| 06/01/2005 | CN1204105C Method for preparing dihydroxy-benzene |
| 05/31/2005 | US6900358 Process for catalytic hydroxylation of benzene |
| 05/26/2005 | WO2005047222A1 Process for producing bisphenol a |
| 05/26/2005 | WO2004009539A3 Method for the conversion of a z-isomer into e-isomer |
| 05/26/2005 | US20050112738 Process for preparation of (6S,9R)-11-OXO-5,6,7,8,9,10-hexahydro-6,9-methanobenzocyclooctene |
| 05/25/2005 | DE10350817A1 Verfahren zur Herstellung von 2,2'-Dihydroxy-biphenylen A process for the preparation of 2,2'-dihydroxy-biphenylene |
| 05/25/2005 | DE10348921A1 Purification of crude bis-phenol, e.g. Bisphenol A for use in polycarbonate production, involves contacting the crude bis-phenol with an anion exchange resin made by the phthalimide method |
| 05/25/2005 | CN1620426A Method for producing quaternary salt phenolate solutions and for regenerating and recycling quaternary salt phenolate solutions from reaction mixtures |
| 05/25/2005 | CN1620416A Process of synthesizing cumene hydroperoxide |
| 05/25/2005 | CN1620412A Process for synthesizing phenol and acetone |
| 05/25/2005 | CN1620403A Preparation of safety brominized reagent |
| 05/25/2005 | CN1620337A Method for separating reaction mixtures and recycling of quaternary salts and bases |
| 05/25/2005 | CN1203039C Method for producing dihydric phenol |
| 05/25/2005 | CN1202818C Method for producing extract from cannabis plant matter, containing tetrahydrocannabinol, cannabidiol and cannabis extracts |
| 05/24/2005 | US6897175 Containing magnesium oxide and,or iron oxide |
| 05/19/2005 | US20050104233 Method of substituent introduction through halogen-metal exchange reaction |
| 05/18/2005 | EP1178068B1 Processes for producing raw polycarbonate resin material and producing polycarbonate resin |
| 05/18/2005 | CN1617900A Polymeric, phosphorous-containing compositions and their use in hydrocyanation, isomerization and hydroformylation reactions |
| 05/18/2005 | CN1617845A Process for producing fluorene derivative |
| 05/18/2005 | CN1616409A Joint producing method for high purity methyl naphthylamine and high purity methyl naphthol |
| 05/18/2005 | CN1616387A Method for preparing bisphenol A |
| 05/18/2005 | CN1202063C Method for preparing phenol compound derivated from dialoxy acetaldehyde and use |
| 05/18/2005 | CN1202059C Bisphenol phenol adducts |
| 05/18/2005 | CN1202058C New process of preparing tea polyphenol with high catechin content and low caffine content |
| 05/18/2005 | CN1202057C Continuous preparation of m-toluidine |
| 05/18/2005 | CN1202056C Process for producing bisphenol A |
| 05/12/2005 | WO2005042454A1 Method for the production of 2,2'-dihydroxybiphenyls |
| 05/12/2005 | WO2005042154A1 Method of preparing modified catalyst for bisphenol a production |
| 05/12/2005 | WO2005023740A3 Process for the preparation of stilbene derivatives |
| 05/11/2005 | EP1169284B1 Hydroperoxide decomposition process |
| 05/11/2005 | CN1615303A Improved purification of 4, 4'(5')-di-t-butylcyclohexano-18-crown-6 |
| 05/11/2005 | CN1615288A Process for preparing 3, 3', 6, 6'-tetraalkyl-2, 2'-biphenols and 3, 3', 6, 6'-tetraalkyl-5, 5'-dihalo-2, 2'-biphenols |
| 05/11/2005 | CN1615287A Process for preparing 3, 3', 5, 5', 6, 6'-hexaalkyl-2, 2'-biphenols, 3, 3', 4, 4', 5, 5'-hexaalkyl-2, 2'-biphenols and 3, 3', 4, 4', 5, 5', 6, 6'-octaalkyl-2, 2'-biphenols |
| 05/11/2005 | CN1615286A Method and system for purifying cumene hydroperoxide cleavage products |
| 05/11/2005 | CN1613561A Modified acidic ion-exchange resin and method for preparing bisphenol |
| 05/10/2005 | US6891073 Chemical reactor system and process |
| 05/10/2005 | US6891072 Process for production of dimers or aromatic monohydroxyl compounds |
| 05/06/2005 | WO2005040102A2 Novel compounds and their use as antidiabetic and hypolipidemic agents, process for their preparation and pharmaceutical compositions containing them |
| 05/06/2005 | WO2005040080A1 Method for production of bis(hydroxy-aromatic) compounds |
| 05/06/2005 | WO2005040079A1 Process for the recovery of dihydroxybiaryl compounds |
| 05/04/2005 | EP1527037A1 Process for the production of bisphenol-a |
| 05/04/2005 | CN1612780A Method for the production of particles |
| 05/04/2005 | CN1199924C Method of preparing 3,3',5,5' tetra bromo 2,2' dihydroxy diphenyl |
| 05/04/2005 | CN1199923C Refining method of 2,4-ditertiary butylphenol |
| 04/28/2005 | WO2005037755A2 Bridged ring structures as pharmaceutical agents |
| 04/28/2005 | WO2005037754A1 Method for producing 2,3,6,7,10,11-hexahydroxytriphenylene |
| 04/28/2005 | WO2005016860A3 Stilbene derivatives and their use in medicaments |
| 04/28/2005 | US20050090697 Method for producing bisphenol catalysts and bisphenols |
| 04/28/2005 | US20050090696 comprises attaching a poly-sulfur mercaptan promoter component to a solid acid support that has a protic acid functionality; use of poly-sulfur mercaptan promoters results in catalyst that are highly selective in the formation of bisphenols |
| 04/28/2005 | US20050090624 Reacting bifunctional phenylene ether oligomer with vinylbenzyl chloride in aprotic polar solvent in presence of alkali metal alkoxide, adding reaction solution to water/alcohol solution to precipitate solid; heat resistance; dielectrics |