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)
12/1993
12/02/1993CA2070127A1 Molybdenum recovery
12/01/1993EP0572209A2 Process for preparing diprotected 2,3-hydroxymethyl cyclobutanol
12/01/1993EP0571588A1 Pinanes.
11/1993
11/30/1993US5266281 Catalytic reactor
11/30/1993CA2061800C Integrated process for producing enthanol, methanol and butyl ethers
11/27/1993CA2096153A1 Process for preparing diprotected 2,3-hydroxymethyl cyclobutanol
11/25/1993WO1993023408A1 Enantioselective oxazaborolidine catalysts
11/25/1993WO1993023356A1 Process for recovering 2,3-dihydroxy-1-chlorocyclohexa-4,6-diene from aqueous solutions using a solid sorbent
11/25/1993DE4216661A1 Reactor for the conduct of exothermic catalytic reactions - has horizontal heat exchanger pipes, and is surrounded by cylindrical perforated catalyst basket facilitating replacement of catalyst shrinkage
11/24/1993EP0570774A1 Method of preparing vinylglycols by isomerisation
11/24/1993EP0570719A1 Process for producing acetaldehyde dimethylacetal
11/24/1993EP0570411A1 Alcohol production.
11/24/1993CN1078662A A hydrogenation catalyst, and a method for its preparation and use in particular for hydrogenation and/or hydrogenalysis of carbohydrates and polyhydric alcohols
11/23/1993US5264637 Process for preparing fluoroalcohol
11/23/1993US5264619 Anti-androgenic cyclo and bicyclo alkenes
11/18/1993EP0569805A1 Process and intermediates for the preparation of 2,13-octadienyle acetate and its use
11/18/1993DE4314655A1 New 4-hydroxymethyl-1,8-octane diol(s) - used to make polyurethane foams with improved material properties
11/17/1993CN1078486A Method of conducting catalytic converter multi-phase reaction
11/17/1993CN1078456A Combined production apparatas for isobaric methanol and ammonia
11/16/1993US5262576 Reaction of propylene and benzene to form cumene
11/16/1993US5262571 Ionization, salt formation, decyclization and esterification
11/16/1993US5262552 Reacting mevalonolactol derivative with benzene magnesium chloride derivative to obtain phenylpentanetriol compound, acylation, reduction oxidation
11/16/1993US5262443 Method of preparing methanol
11/16/1993US5262371 Of lithium phosphate and an alkali metal-exchanged zeolite
11/16/1993US5262133 Demetallization by reaction with methanol
11/16/1993US5262080 Lithium-tert-pentoxide or tert-butoxide formed by reacting lithium metal with tert-butanol or pantanol in a solvent
11/11/1993WO1993022323A1 Process for the distillatory separation of alcohols
11/11/1993WO1993022264A1 Process of preparing an isopropanol and diisopropyl ether oxygenate motor fuel additive
11/11/1993DE4314656A1 Prepn. of 1-chloro-butane and tetra:hydro:furan derivs. - by hydrogenation of omega-chloro butanone derivs.
11/10/1993EP0569276A1 Novel use of enantiomers derived from (S)-2-amino-3-(3,4-dichlorobenzyl)-1-propanol
11/10/1993CN1078173A A hydrogenation catalyst, and a method for its preparation and use, in particular for hydrogenation and/or hydrogenolysis of carbohydrates, and polyhtdric alcohols
11/09/1993US5260495 Prepared by contacting a hydrotalcite type composition containing large organic anion with a metallate ion solution
11/09/1993US5260494 Preparation of sodium fluoroalcoholates
11/09/1993US5260490 Process for recovering rhodium from the reaction products of the oxo synthesis
11/09/1993US5260461 Ligands for ADH: cinchona alkaloids and moderately sized organic substituents linked through a planar aromatic spacer group
11/09/1993CA1324146C Triazole compounds
11/06/1993CA2095509A1 Enantiomeres derives du (s)-amino-2-dichloro-3,4-benzyl) -2-propanol-1
11/02/1993US5258556 Dissolving dimethylketene from pyrolyzing isobutyric anhydride in 2,2,4,4-tetramethylcyclobutane-1,3-dione, dimerizing dimethylketene and hydrogenating resulting 2,2,4,4-tetra-methylcyclobutane-1,3-dione
11/02/1993US5258555 Reaction of cycloolefin with water; solid acidic catalyst
11/02/1993US5258529 Process for producing propargylcarbinol compounds
10/1993
10/28/1993WO1993021175A1 Chiral cyclopentene derivatives and their preparation
10/28/1993WO1993021142A1 Pentene derivatives, their preparation and their use
10/28/1993WO1993021141A1 Improved process for methyl alcohol
10/28/1993DE4213456A1 Verfahren zum destillativen Abtrennen von Alkoholen A method for distillation separation of alcohols
10/28/1993CA2133959A1 Chiral cyclopentene derivatives and their preparation
10/28/1993CA2117768A1 Improved process for methyl alcohol
10/27/1993EP0567347A1 Hydrogenation catalyst, process for preparing, and process for using said catalyst
10/27/1993EP0567336A1 Oxidation of isobutane to tertiary butyl hydroperoxide
10/27/1993EP0397650B1 Low pressure catalytic hydrogenation of carbonyl-containing compounds and catalysts therefor
10/26/1993US5256827 Process for making 3-hydroxypropanal and 1,3-propanediol
10/26/1993US5256173 Using bonded high-silica zeolite agglomerates which have been calcined only once
10/21/1993DE4212941A1 Penten-Derivate, deren Herstellung und Verwendung Pentene derivatives, their preparation and use
10/20/1993EP0566371A2 Process for converting dimethyl ether to ethylidene diacetate
10/20/1993EP0566370A2 Integrated process for synthesizing oxygenated acetyl compounds from synthesis gas via dimethyl ether
10/20/1993EP0565975A2 Process for the preparation of isoprenoid derivatives
10/20/1993CN1077447A Decyl alkohal mixture and phthalate prepared thereby and their use as pasticizer
10/20/1993CN1022490C Liquid crystal mixture
10/20/1993CN1022481C Natural mercerizing zeolite catalysising camphane alkene water synthetizing isoborneol
10/19/1993US5254759 Ferric oxide on iron as decomposition catalysts
10/19/1993US5254758 Vapor phase hydrogenation
10/19/1993US5254757 Condensing formaldehyde with 4-hydroxybutyraldehyde and/or 2-hydroxytetrahydrofuran in presence of basic catalyst, catalytically hydrogenating reaction mixture
10/19/1993US5254754 In presence of azo- or peroxy-free radical catalyst and a hydrogen iodide capturing additive
10/19/1993US5254753 Production of aryl ethanols
10/19/1993US5254752 Preparation of 4-halobenzyl alcohols
10/19/1993US5254740 Oxidation of alkane
10/19/1993US5254705 Process for producing desulfurized fats and oils or fatty acid esters and process for producing alcohols by using said desulfurized fats and oils or fatty acid esters
10/19/1993US5254596 Reacting synthesis gas with heating and pressurization using titanium-zinc oxide catalyst
10/19/1993US5254520 Catalyst for the synthesis of methanol
10/19/1993CA1323358C Production of olefins
10/16/1993CA2093989A1 Reagent and catalytic process for clearing a protected function
10/14/1993WO1993020033A1 High rate process for preparation of cyclohexanol and cyclohexanone
10/14/1993CA2133452A1 High rate process for preparation of cyclohexanol and cyclohexanone
10/13/1993EP0565252A1 Hydrolysis
10/13/1993EP0565159A1 8-Hydroxycymene preparation by dehydrogenation
10/12/1993US5252609 Catalytic steam reforming first stream of desulfurized hydrocarbon feedstock, cooling; adiabatically low temperature steam reforming second stream, partially oxidizing and cooling and mixing two streams
10/07/1993DE4211126A1 High selectivity hydrogenation of acetylene(s) to olefin(s) - using catalyst contg. palladium salt and activator, pref. carbonate
10/07/1993DE4210733A1 Oxidn. of electron-deficient olefin(s) using osmium cpds. - e.g. to produce 1,2-diol(s) or 1,2-di-ketone(s) or to stereospecifically cis hydroxylate cyclic olefin(s)
10/06/1993EP0564169A1 Metal phthalocyanine oxidation catalysts
10/06/1993EP0563611A1 Method of preparation of d,1-menthol
10/06/1993EP0563557A2 Volatile rate earth metal alkoxides, especially for the preparation of rare earth metal oxides, and alcohols for the synthesis of volatile compounds
10/06/1993EP0563388A1 Recovery of optical isomer and solvent in optical resolution, reuse of solvent by recycling, and reuse of optical isomer
10/06/1993CN1076936A Decayl alkohol mixtunes and phthalate produced thereby
10/06/1993CN1022317C Process for purifying distillation of crude secbutyl alcohol
10/06/1993CN1022316C Process catalyzed oxidation for preparing mixtures of alcohols and ketones from alkane
10/05/1993US5250744 Process for the preparation of 2-aryl-1,3-propanediols
10/05/1993US5250743 Method of intercoversion of enantiomers of acyclic 1,2-dihydroxy-3-alkenes
10/05/1993US5250739 Using a covalently bonded iridium-heteropolyanion catalyst to obtain cyclohex-1-en-2-ol or 2-one
10/05/1993US5250713 Process for producing desulfurized fats and oils or fatty acid esters and process for producing alcohols by using said desulfurized fats and oils or fatty acid esters
10/05/1993US5250271 Apparatus to concentrate and purify alcohol
10/05/1993US5250156 Heteroazeotropic distillation with water as entrainer using two distillation columns connected overhead to decanter
10/05/1993CA1322764C Dehydration of organic oxygenates
10/03/1993CA2091742A1 Metal phthalocyanine oxidation catalysts
09/1993
09/30/1993WO1993019030A1 Production of xylitol
09/30/1993WO1993019029A1 Cycloalkyl-based chiral auxiliaries and method of making the same
09/29/1993EP0562451A2 Mixtures of decyl alcohols, phthalic acid esters obtained from them and their application as plasticisers
09/29/1993EP0562450A2 Mixtures of decyl alcohols, phthalic acid esters obtained from these and their application as plasticisers
09/28/1993CA2092041A1 Decyl alcohol mixtures, phthalic esters obtainable therefrom and their use as plasticizers
09/28/1993CA2092040A1 Decyl alcohol mixtures, phthalic esters obtainable therefrom and their use as plasticizers
09/28/1993CA1322450C Converters for heterogeneous catalytic synthesis, particularly for ammonia and methanol, under pressure
09/23/1993DE4208875A1 Ethylene or propylene glycol and di:alkyl carbonate simultaneous prodn. - from alkylene carbonate and alcohol using quat. ammonium alcoholate betaine as catalyst