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)
04/2004
04/14/2004CN1488615A Green synthesis process for carvacrol for fodder antibacterial agent
04/14/2004CN1145605C Recovery of hydroxyaromatic compound from aqueous extract solution
04/14/2004CN1145601C Method for hydroxylating aromatic compounds
04/13/2004US6720462 Via catalytic oxidation of aromatic hydrocarbon to hydroperoxide which is cleaved to form phenol dervivative and ketone
04/13/2004US6720461 Adding water and a diluent to form a separable crude phenolic bottoms stream having a combined density lower than the density of the bottoms; separating out a hydrocarbon phase and a salt-containing aqueous phase; phenols from peroxides
04/13/2004US6720460 Hydroxyphenyl adamantanes and process for the production of the same
04/11/2004CA2444196A1 Catalyst for acidolysis of aromatic hydroperoxy compound and process for producing aromatic hydroxy compound using the same
04/08/2004WO2004029015A1 1,7,8-trifluoronaphthalene-2-naphthol, and method for producing liquid crystal compound using same
04/08/2004US20040068085 Process for producing dihydroxy compounds using upflow reactor system
04/07/2004CN1487919A New mandelic acid derivatives and their use as throbin inhibitors
04/07/2004CN1487912A Method for making bisphenol A
04/07/2004CN1144619C Immobilised ionic liquid
04/06/2004US6717020 Method of producing p-hydroxyphenylalkanols
04/06/2004US6716729 Stable bisphenolic compositions
04/06/2004CA2121060C Preparation of lignan analogues
04/01/2004WO2004026802A1 Method of preparing cannabidiol from plant material
04/01/2004US20040063992 Concurrent separation; chromatography; fluidized beds; rotating; reversable configuration
04/01/2004CA2499210A1 Method of preparing cannabidiol from plant material
03/2004
03/31/2004EP1402253A2 A process for the isolation of a major harmful oxidant from cigarette smoke
03/31/2004EP1242350B1 Bisphenol phenol adducts
03/30/2004US6713589 Phenyl, naphthly or fluorene cyclopentyl epoxy resins
03/25/2004US20040059004 10-aryl-11h-benzo[b]fluorene derivatives and analogs for medicinal use
03/25/2004US20040058891 Fungicides, bactericides, preservatives, antiseptics
03/24/2004EP1399406A2 Novel estrogen receptor ligands and methods i
03/24/2004EP1399404A1 Method for the preparation of cumylphenol
03/24/2004EP1399403A1 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
03/24/2004EP1290054A4 Glyoxal-phenolic condensates with enhanced fluorescence
03/24/2004CN1142898C Manufacturing method for bisphenols and manufacturing method for polycarbonate
03/23/2004US6710212 Incremental flow reactor and method for parallel screening
03/23/2004US6710211 Method for the production of bisphenol-a
03/23/2004US6710153 Method for producing phosphonium phenolates
03/18/2004US20040054246 Using acidic ion exchnage resin
03/18/2004US20040054238 Using water, alcohols, phenol
03/18/2004US20040054237 Using acid alkylation catalyst
03/18/2004US20040053855 Glucopyranosyloxy benzylbenzene derivatives, medicinal compositions containing the same and intermediates for the preparation of the derivatives
03/17/2004CN1481935A Accelerating agent and its application in synthesizing carbolic acid using benzene and hydrogen dioxide
03/16/2004US6706839 Chemical partitioning agents and methods of using same
03/11/2004WO2004020377A1 Process for producing bisphenol a
03/11/2004US20040049087 Chlorinating a (cyclo)alkylated phenol; oxidative coupling of product, which may be dechlorinated and brominated or iodinated; intermediates for phosphorus bidentate ligands to prepare various hydrogenation catalysts, etc.
03/11/2004US20040049086 Diphenol and process for producing the same
03/11/2004US20040049059 Method for producing an extract from cannabis plant matter, containing a tetrahydrocannabinol and a cannabidiol and cannabis extracts
03/10/2004EP1395540A2 Process for purifying phenol
03/10/2004CN1481350A Amine modified catalysts for bisphenol production
03/10/2004CN1481347A Method of depolymerizing aromatic polycarbonate
03/10/2004CN1141283C Synthesis of hydroquinol containing lateral trifluotoluene group
03/09/2004US6703530 Chemical reactor system and process
03/09/2004US6703504 Conformationally constrained compounds as dendrimer cores
03/04/2004WO2004018402A1 Aldehyde phenol condensates
03/04/2004WO2004018401A1 Preparation of biphenols by oxidative coupling of alkylphenols using a recyclable copper catalyst
03/04/2004WO2004018072A2 High performance continuous reaction/separation process using a liquid-solid contactor
03/04/2004WO2004017920A2 Novel biphenyl and biphenyl-like cannabinoids
03/04/2004US20040044255 Chemical intermediate for drugs, antiinflamamtory agents, pesticides; hydrogenation
03/04/2004US20040044254 Economical purification of bisphenol a
03/04/2004US20040043993 Premenstrual tension; anticancer agents; osteoporosis; hormone replacement therapy
03/04/2004CA2495903A1 Novel biphenyl and biphenyl-like cannabinoids
03/04/2004CA2494734A1 High performance continuous reaction/separation process using a liquid-solid contactor
03/03/2004EP1392673A2 1,3-dihydroxybenzene derivatives and colorants containing said compounds
03/03/2004EP1392630A1 Selective production of o-alkylphenols
03/03/2004EP1392629A1 Process for the preparation of bisphenols with zeolites
03/03/2004EP1392603A2 Processes for the purification of higher diamondoids and compositions comprising such diamondoids
03/03/2004EP1268379B1 Method for producing bisphenols
03/03/2004CN1479710A Process for separating phenol from imxture comprising at least hydroxyacetone, cumene, water and phenol
03/03/2004CN1479709A Process and apparatus for work-up by distillation of cleavage product mixtures produced in cleavage of alkylaryl hydroperoxides
03/03/2004CN1140487C Synthetic process for 2,3,5-trimethylphenol
03/02/2004US6700025 Process for stereoselective synthesis of prostacyclin derivatives
02/2004
02/26/2004US20040035251 Chemical process
02/25/2004CN1478065A Economical Purification of bisphenol A
02/25/2004CN1139565C Process for producing halogeno-o-hydroxydiphenyl compounds
02/25/2004CN1139564C Integrated phenol hydroxylating process of preparing dihydroxylbenzene
02/24/2004US6695991 Device for exchanging a die plate of a prilling tower and method for the automatic exchange
02/24/2004CA2250014C Asymmetric benzoxanthene dyes
02/24/2004CA2068242C Process for preparing phenolic binder
02/19/2004WO2004014832A2 Redox process particularly for the production of menadione and use of polyoxometalates
02/19/2004WO2004014828A1 Method of purifying bisphenol a containing phenol
02/19/2004WO2003011801A3 Process for the preparation of isopropanol
02/19/2004US20040034256 Hydrogenation of cleavage effluents in phenol production
02/19/2004US20040034247 Compositions and methods for inhibiting vinyl aromatic monomer polymerization
02/19/2004US20040034242 Compounds containing a specific branched chain end terminal group, which is isopropyl, sec.-butyl, or tert.-butyl; a polar leading group, and long chain aliphatic, non-cyclic, saturated or nonsaturated linking groups
02/19/2004US20040031757 Eluting through a reactive chromatography consisting of plurality of columns
02/18/2004EP1268390B1 A process for preparing trimethylhydroquinone diacetate and trimethylhydroquinone
02/18/2004EP1086069B1 A process for the preparation of tetrabromobisphenol-a
02/18/2004CN1476423A Method for producing bisphenol-A
02/18/2004CN1475473A Low fused mass viscosity naphthol phenol aldehyde performed polymer and its synthesis method
02/18/2004CN1475307A Catalyst for directly selectire oxidation of o-cresol
02/17/2004US6693221 Contacting hydroxyaromatic compound with hydrogen bromide, source of copper selected from copper compounds and elemental copper, and oxygen gas
02/12/2004WO2004013075A1 Process for the production of bisphenol-a
02/12/2004US20040030201 Crystallization; process control
02/12/2004US20040030196 Method for producing bisphenol-a
02/12/2004US20040030195 Method for producing bisphenols
02/12/2004US20040029932 Glucocorticoid mimetics, methods of making them, pharmaceutical compositions, and uses thereof
02/12/2004CA2494850A1 Process for the production of bisphenol-a
02/11/2004EP1387821A2 Estrogen receptor modulators
02/11/2004CN1474796A Method for recovering material values from bisphenol tars
02/10/2004US6689922 Vitamin D analogues
02/10/2004US6689902 Reductive alkylation
02/10/2004US6689464 Bisphenol-a melt and cooling gas are uniformly distributed over the cross-section of the prilling tower; lower proportion of dust; particularly clear; color stable
02/05/2004US20040023939 Phenolates-containing formulation with low freezing point
02/05/2004CA2493773A1 A method of deuteration of an aromatic ring
02/04/2004EP1385810A1 Process for extracting phenol by optimization of alkali usage
02/04/2004EP1385809A1 Regeneration of catalysts used in the manufacture of bisphenols
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