Patents
Patents for C07C 29 - Preparation of compounds having hydroxy or o-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring (31,270)
04/2001
04/04/2001EP0912465B1 Improved lithium and amine dissolving metal reduction
04/04/2001CN1290243A Process for preparing aromatic carboxylic acids with efficient treatments of gaseous effluent
04/04/2001CN1289751A Process for preparing ether and its alcohol-ether mixture
04/04/2001CN1289748A Process for continuously preparing low-carbon alcohol
04/04/2001CN1289639A Cu-contained catalyst and preparing process thereof
04/03/2001US6211419 Process for the preparation of alkylene glycols
04/03/2001US6211254 Pyrolysis of wastes to form synthesis gas product, gravity separation of product, quenching minerals
04/03/2001US6211114 Catalyst and process for preparing 2-buten-1-ol compounds
03/2001
03/29/2001WO2001021667A1 Divalent lanthanide reduction catalysts
03/29/2001WO2001021605A2 Method for extracting compounds of furan lipids and polyhydroxylated fatty alcohols of avocado, composition based on said compounds and use of said compounds in therapy, cosmetics and food
03/29/2001WO2001021568A1 Method for producing alkyl-substituted butenols
03/29/2001WO2001021306A1 Catalysts for hydrogenation of carboxylic acid
03/29/2001WO2000056688A3 Production of butane 1-3 diol, propane 1-3 diol and other diols and polyols
03/28/2001EP1086941A1 Process for preparing reductants of unsaturated organic compounds by the use of trichlorosilane and reducing agents
03/28/2001EP1086940A1 Process for continuous production of dialkyl carbonate and diol
03/28/2001EP1086745A1 Fixed bed catalysts
03/28/2001EP1086067A1 Method for producing alkali metal alcoholates
03/28/2001EP1086062A1 Oxidation process in the presence of carbon dioxide
03/28/2001EP0970032A4 Method for preparing cleaved products from castor oil or derivatives thereof
03/28/2001EP0946276B1 Device for bringing solid bodies in the form of pourable pieces into contact with liquids and possibly gases
03/28/2001EP0906259B1 Process for producing isocamphyl cyclohexanoles
03/28/2001CN1289263A Separation of substance mixtures using polysaccharides
03/28/2001CN1063738C Process for preparing carboxymethyl cyclopropane
03/27/2001US6207867 Method for purifying β-phenylethyl alcohol
03/27/2001US6207865 Hydrogenation of aldehydes obtained by the oxo synthesis or the aldol reaction, raney copper catalyst is employed in the form of nuggets.
03/27/2001US6207850 Process for co-production of dialkyl carbonate and alkanediol
03/22/2001WO2001019908A2 Recovery of modifier compounds and polar organic compounds from a poly(arylene sulfide) recycle mixture
03/22/2001WO2001019907A1 Method of treating polyol recovered through decomposition and polyol recovered through decomposition
03/22/2001WO2001019764A1 Ester-forming monomer
03/22/2001WO2001002332A3 Process for the preparation of 3,3-dimethylbutanal
03/22/2001DE19944524A1 Verfahren zur Herstellung von Alkyl-substituierten Butenolen A process for preparing alkyl-substituted butenols
03/21/2001EP1085007A1 Process for the preparation of cyclooctanol
03/21/2001EP1085002A2 Method of novel noncatalytic organic synthesis
03/21/2001EP1084156A1 Method for reducing the c1-c2-aldehyde content formed from compounds with -ch2-chr-o- or -ch2-ch(oh)-groups
03/21/2001EP1084099A1 Process for the preparation of protected 3-amino-1,2-dihydroxypropane acetal and derivatives thereof
03/21/2001EP1083856A1 Topical transdermal treatments
03/21/2001EP0941212B1 Enantioselective catalytic reduction of ketones
03/21/2001CN1288455A Method for prodn. of aldehydes
03/21/2001CN1288454A Prepn. of 3-buten-1-ol from 3,4-epoxy-1-butene
03/21/2001CN1063422C Production of 2-halo-1-(substituted phenyl) ethanol
03/21/2001CN1063421C Process for producing isopropyl alcohol
03/21/2001CN1063420C Comprehensive method for working up residues containing dihydroxy compounds
03/21/2001CN1063419C Technology for preparation of cyclohexanol and cyclohexanone from cyclohexane
03/20/2001US6204417 Method for producing aliphatic alcohols
03/20/2001US6204414 Intermediate compound (5-[2-hydroxy-5-(1-hydroxy-1-methylethyl)-2-methyl-cyclopentyl]-3-methyl-penta-2,4-dienyl) triphenylphos-phosphonium salt, for making metabolites of lycopene
03/20/2001US6204395 From maleic anhydride in vapor phase; catalytic hydrogenation
03/20/2001US6203721 For grafting a substituted difluoromethyl group onto a compound containing electrophilic group
03/15/2001WO2001017936A2 Method and arrangement for producing methanol
03/15/2001WO2001017935A1 Method and installation for synthesising methanol from hydrogen, carbon monoxide and carbon dioxide under pressure
03/15/2001WO2001017934A1 Catalyst and method for hydrogenating carbonyl compounds
03/15/2001WO2001017677A1 Ruthenium on rutile catalytic systems, use thereof for aqueous phase hydrogenation
03/15/2001WO2001017674A1 Guard bed containing lead compounds upstream of a bed of copper-containing catalyst to prevent its contamination by chlorine and sulphur contaminants
03/15/2001US20010000035 Process for reacting an organic compound in the presence of a supported ruthenium catalyst
03/15/2001DE19951137A1 Methanol synthesis from synthesis gas containing hydrogen, carbon monoxide and carbon dioxide produced from desulfurized natural gas in reformer comprises use of methanol pre-reactor in side stream and added gas to compensate for loss
03/15/2001DE19943544A1 New olefin oligomerization catalyst, useful for making oligomers for oxo-alcohol production, comprises chromium compound, triazacyclohexane ligand and activator
03/15/2001DE19942895A1 Katalysator und Verfahren zur Hydrierung von Carbonylverbindungen Catalyst and process for the hydrogenation of carbonyl compounds
03/14/2001EP1082283A1 Method for producing hexanediol-1,6
03/14/2001EP1082282A1 Method for producing hexanediol
03/14/2001EP0900185B1 Vitamin d analogs and methods of preparing these compounds
03/14/2001CN1287552A Method for separating maleic anhydride from maleic anhydride-containing mixtures by stripping
03/13/2001US6201160 Copper is applied to prefabricated silicon dioxide carrier in the presence or absence of magnesium, barium, zinc or chromium, wherein the catalyst contains from 5 to 50% by weight copper; for preparation of alcohols from aldehydes
03/13/2001US6201159 Process for the continuous production of neopentyl glycol
03/13/2001US6201158 Process for making intermediate aldehydes
03/13/2001US6200783 Hydrogenation of a saccharide mixture; chromatography separation
03/08/2001WO2001016063A1 Method for catalytically reducing carboxylic acid groups to hydroxyl groups in hydroxycarboxylic acids
03/08/2001WO2001016060A1 Synthesis of n-silylated cyclopentaphenanthrene compounds
03/08/2001DE19948585A1 Verfahren und Anlage zur Methanolherstellung Method and apparatus for producing methanol
03/08/2001DE10036172A1 Hydrogenation of organic compounds comprises passing liquid feed through first and second reactors in series and bringing into contact with hydrogen in presence of hydrogenation catalyst
03/08/2001CA2349375A1 Synthesis of n-silylated cyclopentaphenanthrene compounds
03/07/2001EP1080061A1 METHOD FOR PRODUCING MIXTURES OF 1,4-BUTANEDIOL, TETRAHYDROFURAN AND $g(g)-BUTYROLACTONE
03/07/2001EP1080060A2 Crystallization of xylitol, crystalline xylitol product and use thereof
03/07/2001EP1080059A1 Methanol synthesis
03/07/2001EP1080058A1 Methanol synthesis
03/07/2001EP1019347A4 Method for the synthesis of taxanes
03/07/2001CN1286673A Process for preparation of neopentyl glycol
03/07/2001CN1286142A Catalyst for preparing 1,4-butanediol by gas-phase hydrogenation of dialkyl maleate and/or dialkyl succinate
03/07/2001CN1286139A Improved catalyst for preparing 1,4-butanediol by hydrogenation of maleic acid
03/07/2001CN1062851C Process of hydrogenating glucose to prepare sorbierite
03/07/2001CN1062850C Method for preparing t-pentanol
03/06/2001US6197994 Preparing vicinal diols by catalytic asymmetric dihydroxylation of olefins using silica gel supported bis-cinchona alkaloid derivative
03/06/2001US6197271 Catalytic reactor and process for exothermic gas phase reactions
03/01/2001WO2001014309A1 Branched, substantially unsaturated ester oils
03/01/2001WO2001014298A1 Process for the purification of fluorinated hydroxyl compounds
03/01/2001WO2001014297A1 Continuous process for hydroformylating olefins with 6 to 20 carbon atoms
03/01/2001WO2001014296A1 Method for recovering polyoxyalkylene polyol through decomposition
02/2001
02/28/2001EP1078906A1 Process for the removal of short chain fatty acids from aqueous glycerol solutions
02/28/2001EP1078904A1 Process for removing solvent residues from perfume and/or flavouring materials
02/28/2001EP1077917A1 Method for producing alkali metal alcoholates
02/28/2001EP1077765A1 Photochemical and thermochemical solar syntheses using flat-bed solar collectors/solar reactors
02/28/2001CN1285839A Lower alkyl alcohol recovery from a stripping mixture
02/27/2001US6194618 Catalytically reducing methyl hydroxyisobutyrate in presence of catalyst containing copper component and a ruthenium component
02/27/2001US6194617 Lithium tertiary alkoxides
02/27/2001US6194615 Useful as crosslinkers in coatings applications
02/27/2001US6194606 Intermediates
02/27/2001US6193872 Treating aqueous waste stream from chemical production plant which stream contains at least one alkali metal carboxylate containing at least 3 carbon atoms to produce solution of alkali metal hydroxide for recycle to production plant
02/27/2001US6193221 Method of and apparatus for producing sub-micron bubbles in liquids, slurries, and sludges
02/22/2001WO2001012322A1 Perfluorosulfonylmethide compounds; use thereof for carbon-carbon bond formation
02/22/2001WO2000071500A8 Halogen compounds
02/22/2001DE19939543A1 Verfahren zur schonenden Entfernung von Lösungsmitteln aus Riech- und/oder Aromastoffen Method for gentle removal of solvents from fragrance and / or flavored
02/22/2001DE19939491A1 Continuous hydroformylation of olefin for aldehyde and alcohol production, using recycled cobalt catalyst derived from cobalt salt solution under conditions such that the solubility limit of cobalt formate is not exceeded