Patents
Sitemap › C07 - Organic chemistry › C07C - Acyclic or carbocyclic compounds › C07C 37 - Preparation of compounds having hydroxy or o-metal groups bound to a carbon atom of a six-membered aromatic ring
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)
01/2006
01/05/2006US20060003429 Generation of hydroquinone and derivatives; obtain quinic acid, oxidize to 3,4,5-trihydroxycyclohexanone, convert 3,4,5-trihydroxycyclohexanone to hydroquinone
01/04/2006EP1282587A4 Process for activating catalyst for the hydroxylation of aromatics
01/04/2006CN1717380A Process for purifying bisphenol-A
01/04/2006CN1717379A Process for producing bisphenol A
01/03/2006US6982356 Method for preparation of para-brominated hydroxyaromatic compounds
12/2005
12/28/2005CN1714064A 3 - alkylated-5, 5',6, 6', 7, 7', 8, 8' - octahydro-2, 2' - binaphthols and 3, 3' - dialkylated- 5, 5', 6, 6', 7, 7', 8, 8' - octahydro - 2, 2' - binaphthols and processes for making
12/28/2005CN1714063A Method for purifying 1,1-bis(4'-hydroxy-3'-methylphenyl)cyclohexane and methods of producing polycarbonates therefrom
12/22/2005WO2005108337A3 Compounds with activity at estrogen receptor
12/21/2005EP1607380A1 Process for production of bisphenol a
12/21/2005CN1711230A Beads of a phenolic compound and method of obtaining same
12/21/2005CN1232491C Process and apparatus for distillation of crakate product mixtures produced in crakate of alkylaryl hydroperoxides
12/21/2005CN1232490C Process for activating catalyst for hydroxylation of aromatics
12/14/2005EP1603856A1 Process for cleavage of an oxidation mixture comprising hydroperoxides
12/14/2005CN1231438C Method for production of phenol and acetone by decomposition of cumene hydroperoxide
12/08/2005US20050272957 Process for preparing dibasic salts of bisphenols
12/07/2005EP1601460A1 Method for producing bisphenol catalysts and bisphenols
12/07/2005EP1355872A4 Process for stereoselective synthesis of prostacyclin derivatives
12/07/2005CN1705627A Process for producing bisphenol a
12/06/2005US6972345 Extraction of phenol-containing effluent streams
12/06/2005US6972344 Method of producing pure 1,1-bis-(4-hydroxyphenyl)-3,3,5-trimethylcyclohexane
12/01/2005DE10157073B4 Selektive Herstellung von o-Alkylphenolen Selective production of o-alkyl phenols
11/2005
11/30/2005CN1229319C Method for preparing 4-hydroxybenzaldehyde and its derivatives
11/29/2005US6969693 Forming, in the absence of the ionic liquid, a functionalised support material containing, a first compound bonded to the support and having a free anion or cation group which is reacted with ionic liquid containing other anion or cation
11/24/2005WO2005110952A1 Processes for the production of cumene, polyetherimides, and polycarbonates
11/23/2005EP1597224A1 Process for recovering an adduct of a bis(4-hydroxyaryl) alkane and a phenolic compound
11/23/2005CN1700952A Fixed-bed reactor with a fluid distributor and a fluid collector
11/23/2005CN1228296C Preparation process of 100%ee (R)or (s) 1,1-2-binaphthol
11/17/2005WO2005108337A2 Compounds with activity at estrogen receptor
11/17/2005WO2005084141A3 Novel abietane diterpenoid compound, and composition comprising extract of torreya nucifera, or abietane diterpenoid compounds or terpenoid compounds isolated from them for prevention and treatment of cardiovascular disease
11/17/2005US20050256210 Compounds with activity at estrogen receptors
11/17/2005DE102004020113A1 Extraktion phenolhaltiger Abwasserströme Extraction of phenolic wastewater streams
11/17/2005CA2565094A1 Compounds with activity at estrogen receptor
11/16/2005EP1594838A1 Process for producing alkylbenzene hydroperoxides
11/16/2005EP1594831A1 Process for producing phenol and methyl ethyl ketone
11/16/2005EP1594829A1 Method of making high purity phenol
11/16/2005EP1594803A1 Extraction of phenol from wastewater
11/16/2005EP1289517B1 Pharmaceutical compositions comprising cannabidiol derivatives
11/16/2005CN1696090A Method for preparing compound of containing group of cycloalkyl bisphenol through solvent method
11/16/2005CN1227202C High selective method of phenol and acetone production
11/15/2005US6965056 Removal of salts in the manufacture of phenolic compound
11/10/2005WO2005105772A1 Dibenzofuran derivatives, dibenzothiophene derivatives, and fluorene derivatives
11/10/2005WO2005105746A1 Organometallic complex, luminous solid, organic el element and organic el display
11/09/2005EP1592652A1 Method of purifying phenol
11/09/2005EP1511726B1 Method for preparing 1,3,5-triaminobenzene and hydrolyzing it into high-purity phloroglucinol
11/03/2005WO2005102974A1 Method for removal of acetol from phenol
11/03/2005WO2005102936A1 Extraction of phenolic waste water flows
11/03/2005WO2005102520A1 Catalyst for bisphenol production
11/02/2005EP1525040B1 High performance continuous reaction/separation process using a liquid-solid contactor
11/02/2005EP1272450B1 Lubricating oil compositions containing saligenin derivatives
11/01/2005US6960698 Separated from a liquid containing an aromatic hydroxybenzene obtained by acidolysis of a liquid containing an aromatic hydroperoxide, which comprises dissolving the tar with an alkaline aqueous solution.
11/01/2005US6960697 System and method of producing bisphenol-A (BPA)
10/2005
10/27/2005WO2005054223A3 Process for the manufacture of alkenylated hydroxylated aromatic compounds, of chroman compounds and of their acylated derivatives
10/27/2005US20050240065 Extraction of phenol-containing effluent streams
10/27/2005DE102004005108A1 Verfahren zur Herstellung von Polyisobutenylphenolen Process for the preparation of polyisobutenylphenols
10/26/2005EP1587778A1 Bromination of hydroxyaromatic compounds and further conversion to dihydroxyaromatic compounds
10/20/2005WO2005097725A1 Calixresorcinarene compounds, photoresist base materials, and compositions thereof
10/20/2005WO2005097721A1 Process for the monoalkylation of dihydroxy aromatic compounds
10/20/2005WO2005097720A1 Process for producing phenol
10/20/2005WO2005097719A1 A method for preparing hydroxystyrenes and acetylated derivatives thereof
10/20/2005US20050230669 coupling 4-halobenzotrichlorides in the presence of copper and tertiary amine solvents, to form chemical intermediates for liquid crystals, flameproofing, polyesters, polyethers or polycarbonates
10/19/2005EP1586598A1 Process for preparation of polymeric, phosphorus-containing compositions
10/19/2005EP1586578A2 Method of removing allyl series protecting group using novel ruthenium complex and method of synthesizing allyl ethers
10/19/2005CN1684935A Process for production of hydroxybenzoic acids
10/19/2005CN1684932A Process for the production of bisphenol-A
10/19/2005CN1684751A High performance continuous reaction/separation process using a continuous liquid-solid contactor
10/19/2005CN1683475A Complex extracting and dephenolizing method for alkaline slag of smeltery
10/19/2005CN1683298A Novel synthetic method for 4-(1, 5-dimethyl-1-vinyl-4-hexenyl) phenol
10/19/2005CN1683297A Synthetic method for 4-(1, 5-dimethyl-1-vinyl-4-hexenyl) phenol
10/19/2005CN1223567C Continuous catalytic method for producing benzene diphenol
10/19/2005CN1223566C Method for producing benzene diphenol
10/19/2005CN1223565C Preparation process of meta-cresol
10/13/2005US20050228191 Method for preparing hydroxystyrenes and acetylated derivatives thereof
10/12/2005EP1583728A1 Process for manufacture of bisphenols
10/12/2005CN1681758A Method for manufacturing 4-alkylphenols
10/12/2005CN1680240A Composition containing resveratrol and soybean isoflavone and its preparation and use
10/12/2005CN1680239A Preparation of pyrogallic acid with pyridine as decarboxylation catalyst of 3, 4, 5-trihydroxybenzoic acid
10/12/2005CN1680238A Preparation and use of compounds i.e., 1, 3-dihydroxy-5-alkyl benzene as inhbitor of protein-tyrosine-phosphatase 1B
10/12/2005CN1680237A Post treatment of bromophenisic acid
10/12/2005CN1680220A Agent of extracting polyphenol from rape seed cakes or husks and its preparation
10/12/2005CN1680031A Catalytic system for direct oxidizing benzene into phenol with hydrogen peroxide
10/06/2005WO2005073152A3 Method for producing polyisobutenylphenols
10/06/2005US20050222467 Process for production of bisphenol a
10/06/2005US20050222466 Continuous two-step process: reacting cumene hydroperoxide and water with an acid catalyst to produce an effluent of phenol, acetone, and residual cumene hydroperoxide or dicumyl peroxide, passing the effluent into a second reactor, and decomposing the (hydro)peroxide; less hydroxyacetone produced
10/06/2005US20050222372 Process for the monoalkylation of dihydroxy aromatic compounds
10/06/2005US20050221976 certain total pore volume/micro pore volume; improved catalyst activity and/or selectivity, minimized side reactions such as hydrogenation of unsaturated benzylated compounds
10/05/2005EP1582512A1 Process for obtaining hydroxytyrosol from olive leaves extracts
10/05/2005EP1581467A2 Ligands for metals and improved metal-catalyzed processes based thereon
10/05/2005CN1678555A Improved continuous crystallization method
10/05/2005CN1678554A Process for producing bisphenol A
10/04/2005US6951966 Orthoalkylation catalyst for phenol and process for producing orthoalkylated phenol with use thereof
10/04/2005US6951965 Process for purifying phenol-containing bisphenol A
09/2005
09/29/2005WO2005090275A1 Crystal of hexahydroxytriphenylene monohydrate and method for preparation thereof
09/29/2005US20050215835 Method for removal of acetol from phenol
09/29/2005US20050215834 Simplification; separation by flash distilaltion; then using acidic resin
09/29/2005US20050215833 Production of bisphenol-A with reduced sulfur content
09/28/2005EP1339661B1 Process for separating phenol from a mixture comprising at least hydroxyacetone, cumene, water and phenol
09/28/2005CN1675153A Method for recovering phenol from aqueous streams
09/28/2005CN1675145A Method of deuterating aromatic ring
09/28/2005CN1220665C Process for separating phenol from mixture comprising at least hydroxyacetone, cumene, water and phenol
09/22/2005WO2005087753A1 Reagent for reaction
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