Patents
Patents for C07C 31 - Saturated compounds having hydroxy or o-metal groups bound to acyclic carbon atoms (16,921)
06/1998
06/25/1998DE19753772A1 Increasing amounts of isolatable products in by-product stream
06/25/1998DE19653093A1 Verfahren zur Herstellung von Polyalkoholen A process for producing polyalcohols
06/24/1998EP0849245A1 Process and plant for the production of methanol
06/24/1998EP0848991A1 Improved catalysts for the hydrogenation of maleic acid to 1,4-butanediol
06/24/1998EP0668855B1 Substituted cyclopentane compounds for use as chelating agents
06/24/1998EP0643781B1 Electrocatalytic asymmetric dihydroxylation of olefinic compounds
06/23/1998US5770770 Reactive distillation process and equipment for the production of acetic acid and methanol from methyl acetate hydrolysis
06/17/1998EP0847378A1 Process for separating butanol and dibutyl ether by means of dual-pressure distillation
06/16/1998US5767329 Heat treating solution containing hexanediol and its precursors to degrade impurities
06/16/1998US5767326 Process for preparing hydroxymethylcyclopropane
06/16/1998US5767039 Process for manufacturing methanol and process for manufacturing catalyst for methanol synthesis
06/10/1998CN1184097A Preparation process of cyclohexanol and cyclohexanone
06/09/1998US5763552 Hydrogen-containing flourosurfacant and its use in polymerization
06/04/1998WO1998023566A1 Highly branched primary alcohol compositions, and biodegradable detergents made therefrom
06/03/1998EP0656876B1 Process for the preparation of 2-n-butyl-2-ethyl-1,3-propane diol
06/03/1998CN1183401A Production of compound glycerin from distiller's grain
06/03/1998CN1183380A Flow dividing process for ammonia or alcohol synthesis reaction system
06/02/1998US5760269 Reacting allyl methanesulfonate with chloroform; chemical intermediate for pesticides
05/1998
05/27/1998CN1182732A Method for preparing 1, 4 -butanediol by gas phase hydrogenation
05/27/1998CN1182731A Reading grignard compounds with carbonyl compounds and ensuring hydrolysis
05/27/1998CN1182639A Catalyst for making 1, 4 -butanediol by gas phase hydrogenation
05/26/1998US5756866 Process for obtaining separate streams of methanol and ethanol, n-propanol and isobutanol
05/26/1998US5756865 Method for production of tetritols, specifically meso-erythritol
05/26/1998US5756849 Reducing concentration needed
05/26/1998US5756108 Containing particles formed of phytanetriol or n-2-alkoxycarbonyl derivative of n-methylglucamine, water soluble surfactant as dispersing and stabilizing agent
05/26/1998US5755841 Noncatalytic combustion chamber with fuel and oxidizer injection systems and catalytic bed
05/26/1998CA2083863C Process for the preparation of 3-hydroxyalkanals
05/20/1998EP0842915A2 Optically active alcohol and process for the production thereof
05/20/1998EP0682650B1 Process for making 1,3-diols and 3-hydroxyaldehydes
05/19/1998US5753776 Liquid-phase fluorination
05/14/1998WO1998019988A1 Alpha-branched fluoroalkylcarbonyl fluorides and their derivatives
05/14/1998WO1998019983A1 Functionalization of hydrocarbyl-containing compounds
05/14/1998WO1998019785A1 Device for bringing solid bodies in the form of pourable pieces into contact with liquids and possibly gases
05/14/1998CA2271025A1 Functionalization of hydrocarbyl-containing compounds
05/13/1998CN1181754A Method of producing 1, 4 -butanediol and tetrahydrofuran from furan
05/07/1998DE19645527A1 Vorrichtung zum Inkontaktbringen von Festkörpern in Form von schüttfähigen Stücken mit Flüssigkeiten und ggf. Gasen Apparatus for contacting solids in the form of free-flowing lumps with liquids and gases if necessary
05/06/1998EP0839890A2 Process for the complete and emissionless application of synthesis gas produced by high temperature recycling of all kind of wastes
05/06/1998EP0839798A2 Intermediates for preparating non-peptide retroviral protease inhibitors
05/06/1998EP0839139A1 Hydrophobic ionic liquids
05/06/1998EP0790859B1 Device for bringing pourable solids into contact with gases or liquids
05/06/1998EP0724555B1 Method of producing fatty alcohols from vegetable oils by fractional distillation
05/06/1998EP0717730B1 Process for the preparation of 2-ethyl-1,3-hexane diol
05/05/1998US5747437 Cleaning compositions based on 1,1,1,2,2,4,4-heptafluorobutane and C1 -C3 alcohols
04/1998
04/30/1998WO1998017614A1 Process for the continuous production of neopentyl glycol
04/30/1998WO1998017612A1 Process for preparing oxidation products from cyclohexane in counterflow
04/29/1998EP0838450A2 Method for the reaction of Grignard compounds with carbonyl compounds and subsequent hydrolysis
04/29/1998CA2219112A1 Synthesis clean gas
04/28/1998US5744655 Catalytic hydrogenation of 2,3-dihalopropanal
04/28/1998CA2075646C Copper/zinc oxide/aluminum oxide-containing catalysts
04/28/1998CA2032323C Process for the preparation of 2,2-dimethylpropane-1,3-diol
04/23/1998WO1998016491A1 Improved method of preparation of lithium tertiary-butoxide
04/23/1998DE19643154A1 Verfahren zur Herstellung von Oxidationsprodukten des Cyclohexans im Gegenstrom A process for preparing oxidation products of cyclohexane in countercurrent
04/22/1998EP0741686B1 New leukotriene b4 derivatives, methods of preparing them and their use as drugs
04/22/1998EP0700373B1 Preparation of halogenated alcohols
04/22/1998CN1179411A Process for production of arabinitol
04/21/1998US5741956 Process for the preparation of pentaerythritol
04/21/1998US5741955 Process for reductive hydrolysis of nitriles
04/21/1998US5741475 Introducing raw materials into vessel containing catalysts with different activities, reacting to generate heat, transferring to external heat exchange medium to control temperature distribution
04/16/1998WO1998015513A1 Process for preparing 1,4-butanediol by catalytic hydrogenation of 1,4-butinediol
04/16/1998DE19641707A1 Verfahren zur Herstellung von 1,4-Butandiol durch katalytische Hydrierung von 1,4-Butindiol A method for producing 1,4-butanediol by catalytic hydrogenation of 1,4-butynediol
04/15/1998EP0835234A1 Process for producing oxygenated products
04/15/1998CN1179165A Process for treating residues containing dihydroxy compounds
04/15/1998CN1179148A Reagent, compound and method for nucleophile perfluoroalkylation, and resulting derivatives
04/15/1998CN1179143A Preparation of tetrafluoroethylene
04/14/1998US5739303 Method for decarbonylation of sugars
04/14/1998CA1339818C Antiviral purine derivatives
04/09/1998WO1998014419A1 A method for producing glycols
04/09/1998CA2268158A1 A method for producing glycols
04/07/1998US5736479 Oxidation catalysts
04/01/1998CN1177586A Preparation method for D-mannitol
03/1998
03/31/1998US5734075 Process for recovery of the light noble products present in the distillation residues from the processes for the manufacture of acrylic acid and of its esters
03/26/1998WO1998012163A1 Method for preparing perfluorocarbon-substituted methanols
03/26/1998CA2265501A1 Method for preparing perfluorocarbon-substituted methanols
03/25/1998EP0830436A1 Refrigerants based on hydrofluoroether of fluoroether
03/25/1998CN1176957A Method for producing terliary butyl alcohol by using iso-butylene from mixed carbon 4 or raffinate oil carbon 4
03/24/1998US5731480 Coproduction of vinylidene alcohols and vinylidene hydrocarbons
03/24/1998US5731479 Process for the preparation of optically active alcohols
03/24/1998US5731283 1(4'-methylpentyl)-4-substituted ethylcyclohexane derivatives, organoleptic uses thereof, process for producing same, and process intermediates therefor
03/24/1998US5731008 Electrically hydrolyzed salines as microbicides
03/17/1998US5728896 Process for the preparation of hydroxymethyl-cyclopropane
03/12/1998WO1998009933A1 Substituted 2-cyclohexyl-propan-1-ol and its use in perfume compositions
03/12/1998WO1998009931A1 Hydroperoxide decomposition processes
03/12/1998CA2262069A1 Hydroperoxide decomposition process
03/11/1998CN1175941A Organic compounds and processes for their manufacture
03/11/1998CN1175939A Method for distilling alcohols
03/11/1998CN1175569A Method for purifying n-pentanol from by-products from production of cyclohexanone
03/11/1998CN1175480A Catalyst for preparing isopropanol by direct hydration of propene and its preparing process
03/11/1998CN1175479A Catalyst for synthesis of C2 oxy-compound, e. g. ethanolaldehyde by hydrogenation of carbon monooxide
03/10/1998US5726321 Vinylation, ethynylation, carbonylation
03/05/1998WO1998008793A1 Process for the preparation of butane triols
03/04/1998EP0826020A1 Ternary azeotropic compositions
03/04/1998EP0825894A1 Dehydration and purification of isopropyl alcohol
03/04/1998CN1174754A Method for making organic compound reaction under condition of existence of ruthenium catalyst on carrier
03/04/1998CN1174753A Method for making organic compound reaction under condition of existence of ruthenium catalyst on carrier
03/03/1998US5723697 Catalytic oxidation of light alkanes in presence of a base
03/03/1998US5723695 Continuous process for the manufacture of sodium C4 -C8 alkoxide
03/03/1998US5723680 Preparation of aldehydes
03/03/1998US5723677 Method for hydroperoxide decomposition using novel porphyrins synthesized from dipyrromethanes and aldehydes
03/03/1998US5723144 Ointment for wound treatment
02/1998
02/26/1998WO1998007675A1 Process for the production of 2-butyl-2-ethyl-1,3-propanediol