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)
04/1994
04/28/1994WO1994008926A1 Hydrogenation catalyst for oxo alcohol process
04/28/1994WO1994008713A1 Support catalyst and use of same
04/28/1994CA2145666A1 Support catalyst and use of same
04/27/1994EP0594014A1 Process for the production of magnesium-halide-aluminium-hydridohalide
04/27/1994EP0593546A1 Oxidation of alkylaromatics.
04/27/1994EP0593425A1 Oxidic heterogeneous catalysts of osmium, method for manufacturing them and their use in converting olefinic compounds into glycols.
04/26/1994US5306855 Oxidative conversion to oxy-esters; conversion to alcohol intermediate; catalysis
04/26/1994US5306853 Diphosphines containing silane groups, immobilized diphosphines and the use thereof as hydrogenation catalysts
04/26/1994US5306848 Catalysis in a trimetallic nickel, cobalt and molybdenum for hydrofinishing the by-product aldehydes to pure alcohols
04/26/1994US5306847 Manufacture of 1,2-propylene glycol
04/26/1994US5306846 Protecting arene diol by stirring with acid catalyst to form acetonide with specific stereochemistry
04/26/1994US5306835 Bis(phosphine)palladium complex; catalyst for the dimerization hydration reaction of 1,3-butadiene and water to octadienols
04/21/1994DE4234779A1 Trägerkatalysator und Verwendung desselben The same supported catalyst and use
04/20/1994EP0593011A1 Process for preparing a composite plasma membrane and their use
04/20/1994EP0592883A1 Method of separating alcohols, alcohol/water mixture or water from oxygen containing organic compound
04/20/1994EP0592706A1 Use of cellulose ester blend membranes
04/19/1994US5304691 Process for making 1,3-propanediol and 3-hydroxypropanal
04/19/1994US5304686 Process for making 3-hydroxypropanal and 1,3-propanediol
04/19/1994US5304673 Process for recovering dimethyl terephthalate and ethylene glycol
04/19/1994CA1328605C Medicinal composition useful for the treatment of dermatological diseases
04/19/1994CA1328558C Reactor for reforming hydrocarbon and process for reforming hydrocarbon
04/14/1994WO1994007897A1 Syntheses of d-chiro-3-inosose and (+)-d-chiro-inositol
04/14/1994WO1994007831A1 Manufacture of trimethylolpropane
04/14/1994WO1994007830A1 A mixture of higher primary aliphatic alcohols, its obtention from sugar cane wax and its pharmaceutical uses
04/14/1994CA2124189A1 Manufacture of trimethylolpropane
04/14/1994CA2108092A1 Process for separating off alkanols, mixtures of alkanols and water or water itself from oxygen containing organic compounds of higher carbon number
04/13/1994EP0592053A1 Method for recovering the tower bottom residues from the fractional distillation of ethylene glycol
04/13/1994EP0591795A1 Process for hydrogenolysis of citric acid
04/13/1994CN1085204A Olefin hydration process
04/13/1994CN1024185C Process for preparing methanol
04/13/1994CN1024184C Process for producing alcohol
04/13/1994CN1024183C Process for producing alcohol
04/13/1994CN1024164C Jet preheat
04/12/1994US5302762 Method for hydrating a cycloolefin
04/12/1994US5302750 Method for producing n-octadienol from butadiene
04/12/1994US5302569 Copper/zinc oxide/aluminum oxide-containing catalysts
04/12/1994US5302568 Hydrogenation catalyst and production process thereof
04/12/1994US5302257 Preparing optically active glycols using catalyst complex of osmium tetroxide and chiral oxidation resistant tertiary amine, employing secondary oxidant to generate osmium tetroxide, electrolytically regenerating secondary oxidant
04/07/1994DE4330591A1 Stabilisation of unsatd. higher aliphatic cpds. - esp. insect pheromones, with combination of benzotriazole deriv. and phenolic antioxidant
04/06/1994EP0590031A1 Perfluoro cyclic polyethers useful as lubricants and heat transfer fluids.
04/06/1994CN1084844A Methods for manufacturing mixtures of higher alphathic alcohols for pharmaceutical compositions
04/06/1994CN1024132C prodn. of alcohols
04/05/1994US5300708 Process for the catalytic hydrogenation of organic compounds in the gas phase
04/05/1994US5300706 Process for the preparation of d,1-menthol
04/05/1994US5300705 Useful in treatment of leukemia
04/05/1994US5300695 Reacting two alcohols to produce higher molecular weight alcohol using ion exchanged Zeolite L catalyst; intermediate for ether formation gasoline additive
04/05/1994US5300617 Reacting potassium diphenyl phosphide with lithium salt of para-chloro benzenesulfonic acid; complexed with group 8 metal
03/1994
03/31/1994WO1994006739A1 Hydroformylation of olefins
03/31/1994WO1994006738A1 Process for the production of alcohols
03/31/1994WO1994006737A1 Process for preparing felbamate, 2-phenyl-1,3-propanediol and intermediates
03/31/1994WO1994006556A1 Process for the manufacture of methanol and dimethyl ether
03/31/1994DE4232056A1 2,5-Di:methyl-hexane-2,5-di:ol continuous prodn. from tert. butanol - by oxidative dimerisation in two phase system with vigorous stirring, using aq. phase with specified density to facilitate phase sepn.
03/30/1994EP0589314A1 Process for the preparation of 2-methyl-1,4-butanediol and 3-methyltetrahydrofuran
03/30/1994EP0589168A2 Method for the direct catalytic hydrogenation of neo-carboxylic acids to the corresponding neo-alcohols
03/29/1994US5298665 Decomposing alkyl hydroperoxide in solvent in presence of catalytic metal compound immobilized on a carrier
03/29/1994US5298472 For hydrocarbons
03/29/1994US5297620 Utilized for combustion of methanol and reform gases; endothermic and exothermic reactions
03/29/1994CA1328117C Liquid phase catalytic hydrogenation process
03/23/1994EP0588652A1 Process for the preparation of 2-aryl-1,3-propanediols
03/17/1994WO1994005614A1 Working up of fatty alcohols contaminated with hydrocarbons
03/17/1994CA2105411A1 Process for the preparation of 2-aryl-1,3-propanediols
03/16/1994EP0587471A1 Use of carbohydrates in the solid state as chiral supports for chemical reactions
03/16/1994CN1083802A Methanol sewage treatment technology
03/15/1994US5294739 Using a cobalt-containing molecular sieve catalyst to produce alcohols, aldehydes, ketones and carboxylic acids
03/15/1994US5294305 Heating to dissolve oligomers; ion exchanging, distilling
03/15/1994US5294304 Hydrocarbon solvent
03/09/1994EP0585828A1 Preparation of 6-(2,6,6-trimethyl-cyclohex-1-en-tyl)-4-methyl-hex-3-enol and -4-enol
03/09/1994EP0585680A1 Catalytic isomerization of alpha alkenols using organic derivatives of rhenium oxides
03/09/1994EP0585678A2 Process of preparing reduction products of 4-hydroxybutyric acid derivatives
03/08/1994US5292977 Palladium catalyzed alkylative cyclization useful in synthesis of vitamin D and analogues
03/08/1994US5292974 Heating with supported catalyst comprising lithium phosphate and alkali-metal exchanged support to give allylic alcohol
03/08/1994US5292973 Phosphine oxide removal from compounds formed by a Wittig reaction
03/08/1994US5292972 Production of dichlorohydrin
03/08/1994US5292971 Flourine-substituted vicinal and method for their preparation, and their use
03/08/1994US5292963 Continuous, polyimide separating membrane
03/08/1994US5292929 Asymmetric synthesis of chiral secondary alcohols
03/08/1994US5292893 Catalytic asymmetric and non-asymmetric reduction of times and oximes using metal catalysts
03/08/1994CA1327603C Process for preparing tertiary and secondary alcohols by reaction of an organo-manganous compound with a carbonyl group containing compound
03/08/1994CA1327602C Tertiary and secondary alcohol production method by the action of an organic halogenous composition and of manganese on a carbonyl group bearing composition
03/03/1994WO1994004614A1 Metal-mediated cross-coupling with ring-metalated porphyrins
03/03/1994DE4228556A1 Reactor with solid or fluid bed for chemical or absorptive processes - has gap between adjacent heat pipes no greater than the length of smallest active particle maximising heating or cooling effect in reactor
03/03/1994DE4228553A1 Particulate bed continuous reactor - e.g. for Methanol prodn. from synthesis gas
03/03/1994DE4228515A1 Aufarbeiten von mit Kohlenwasserstoffen verunreinigten Fettalkoholen Working up contaminated with hydrocarbons fatty alcohols
03/02/1994EP0585104A1 A method of preparing a saturated monocyclic hydrocarbon compound and an intermediate therefor
03/02/1994EP0585053A1 Method of preparing an alcohol
03/02/1994EP0584956A2 Preparation of mono epoxides and tertiary butyl alcohol using regenerated catalyst
03/02/1994EP0584411A1 Separation of organic oxygenates
03/02/1994CN1083041A Process for dehydrating of low-aqueous alcohol matter
03/01/1994US5290955 Multistage process with resolution, lactonization, reduction and dehydration
03/01/1994US5290404 Electrolysis and hydrolysis
02/1994
02/25/1994CA2087237A1 Preparation of mono epoxides and tertiary butyl alcohol using regenerated catalyst
02/23/1994EP0583433A1 Diphosphine ligands
02/23/1994EP0583429A1 Highly reactive form of copper and reagents thereof
02/22/1994US5288928 Asymmetrical hydrogenation
02/22/1994US5288925 Adding sulfonic acid surfactant
02/22/1994US5288924 Process for starting up an olefin hydration reactor
02/22/1994US5288701 Odorants
02/22/1994CA1327212C Process for the preparation of cyclohexanol and/or cyclohexanone
02/16/1994CN1082025A Process for preparing diprotected 2,3-hydroxymethyl cyclobutanol
02/16/1994CN1023797C Prepn. process for producing alcohol from alkenes