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)
07/1999
07/21/1999EP0929504A1 Improved alcohol hydrogenation with intermediate recycle
07/21/1999EP0929503A1 A method for producing glycols
07/21/1999CN1223631A Process for the preparation of cyclohexanedimethanol
07/21/1999CN1223630A Process for preparing 1,3-alkanediols
07/20/1999US5925754 Epsilon caprolactam compositions
07/20/1999US5925685 Catalytic distillation reactions
07/20/1999CA2140075C Process for conversion of ethers to alcohols and olefins
07/15/1999WO1999035152A2 Lower alkyl alcohol recovery from a stripping mixture
07/15/1999WO1999035119A1 Synthesis of 3-aryl-1-indanamines
07/15/1999WO1999035114A1 Process for the production of butanediol by liquid phase hydrogenation
07/15/1999WO1999035113A2 A process for the production of tetrahydrofuran, gammabutyrolactone and butanediol
07/15/1999WO1999035112A1 Process for the preparation of neopentyl glycol
07/15/1999CA2317591A1 Synthesis of 3-aryl-1-indanamines
07/15/1999CA2280888A1 Process for the production of butanediol by liquid phase hydrogenation
07/15/1999CA2280881A1 A process for the production of tetrahydrofuran, gammabutyrolactone and butanediol
07/14/1999CN1222904A Processes for producing hydroxyaldehydes
07/14/1999CN1222903A Processes for producing hydroxyaldehydes
07/14/1999CN1222902A Process for preparing 1,4-butanediol by catalytic hydrogenation of 1,4-butinediol
07/14/1999CN1222901A Processes for producing 1,6-hexanediols
07/14/1999CN1222900A Processes for producing 1,6-hexanediols
07/13/1999US5922921 Process for the production of n-butanol
07/08/1999WO1999033775A1 PROCESS FOR THE PREPARATION OF tert-BUTYL ALCOHOL
07/08/1999WO1999033774A1 Method for producing alkylene glycol with a low carbonyl compound content
07/08/1999WO1999033773A1 Method for producing 1,6-hexanediol
07/08/1999WO1999033772A1 Method for producing alkylene glycol
07/08/1999DE19809400C1 Mixed organic waste disposal by conversion to solid and gaseous fuels
07/08/1999CA2314507A1 Method for producing alkylene glycol with a low carbonyl compound content
07/08/1999CA2310835A1 Method for producing alkylene glycol
07/07/1999EP0927711A1 Adamantane derivatives and process for producing them
07/07/1999EP0927203A1 Hydroformylation process
07/07/1999CN1222142A Process for mfg. sulphates of longer chain branched alkanols and alkoxylated alkanols
07/07/1999CN1222138A Process for prodn. of 1,4-butanediol, gamma-butyrolactone and tetrahydrofuran
07/07/1999CN1222136A Process for making 2,3-dihalopropanols
07/07/1999CN1222133A Branched surfactant prepn.
07/07/1999CN1221724A Process for preparing saturated alcohols
07/07/1999CN1221723A Process for preparing alcohols
07/07/1999CN1043962C Converters for heterogeneous catalytic synthesis, particularly for ammonia and methanol, under pressure
07/06/1999US5919992 Synthesis of haloalkynol
07/06/1999US5919991 Fermentating l-phenylalanine; extraction using ion exchange resin
07/06/1999US5919987 Catalytic hydroformylation of olefin
07/06/1999US5919963 Process for purifying niobium alkoxides and tantalum alkoxides
07/01/1999WO1999032434A1 Process for the synthesis of 1,3-diols
07/01/1999WO1999032422A1 Preparation of isopulegol
07/01/1999DE19757711A1 Verfahren zur Herstellung von Alkylenglykol mit niedrigem Gehalt an Carbonylverbindungen A process for the production of alkylene glycol having a low content of carbonyl compounds
07/01/1999DE19756171A1 Verfahren zur Hydrierung von Carbonsäuren oder deren Anhydriden oder Estern zu Alkoholen Process for the hydrogenation of carboxylic acids or anhydrides or esters thereof to alcohols
06/1999
06/30/1999EP0926121A1 Reaction of alkenes with epoxides, the products thereof and their use as fragrance compounds
06/30/1999EP0926117A1 Preparation of isopulegol
06/30/1999EP0926097A1 Utilization of synthesis gas produced by mixed conducting membranes
06/30/1999EP0926096A1 Production of synthesis gas by mixed conducting membranes
06/30/1999CN1221398A 甘露糖醇及其制备 Mannitol and its preparation
06/30/1999CN1221397A Process for manufacture of surfactants containing branch chain alkyl groups
06/29/1999US5917097 Unsaturated fatty compounds with improved low-temperature behavior
06/29/1999US5917096 Process for the preparation of β-caryophyllene alcohol
06/29/1999US5916983 Using dissimilar olefin or a cyclodiene and olefin
06/29/1999CA2090770C Process for the preparation of alcohols or amines
06/24/1999WO1999031035A1 Method for hydrogenating carboxylic acids or the anhydrides or esters thereof into alcohol
06/24/1999WO1999031034A1 A method for making glycol in an adiabatic reactor system
06/24/1999WO1999031033A1 Process for the production of ethylene glycol
06/24/1999DE19757708A1 Selective production of alkylene glycol from alkylene oxide(s) for the production of polymers and as antifreeze or de-icing agents, etc.
06/24/1999DE19757707A1 Selective production of alkylene glycol by reacting alkylene oxide with water in the presence of alkali formate catalyst at specified pH
06/24/1999DE19757684A1 Production of alkylene glycol by reacting alkylene oxide with water on a catalyst
06/24/1999DE19757554A1 Production of 1,6-hexane-diol from adipate and/or 6-hydroxy-caproate ester
06/24/1999CA2313119A1 Process for the production of ethylene glycol
06/24/1999CA2312942A1 A method for making glycol in an adiabatic reactor system
06/24/1999CA2311589A1 Method for hydrogenating carboxylic acids or the anhydrides or esters thereof into alcohol
06/23/1999EP0924180A1 Processes for the preparation of optically active ketones
06/23/1999EP0924179A1 Process for the preparation of benzyl alcohol
06/23/1999EP0923519A1 Synthesis of haloalkynol
06/23/1999EP0923518A1 Isomerization of vinyl glycols to unsaturated diols
06/23/1999EP0923517A1 Process for telomerizing dienes
06/23/1999EP0923516A1 Process for the preparation of butane triols
06/23/1999CN1220254A Producing method for trimethylolalkane
06/23/1999CN1220253A Alcohol ether synthetic improved technology and synthetic reactor thereof
06/17/1999WO1999029644A1 Method for preparing true acetylenic compounds by reacting lithium monoacetylide with an electrophilic reagent
06/17/1999WO1999029643A1 Process for the production of n-propanol
06/16/1999EP0922691A1 Hydroformylation process
06/16/1999EP0922690A1 Process for the preparation of cyclohexanedimethanol
06/16/1999EP0922689A1 Process for the hydrogenation of alkynols using a macropous catalyst
06/16/1999EP0922688A1 Process for the preparation of aliphatic alpha, omega-diols
06/16/1999EP0922687A1 Process for the preparation of alcohols
06/16/1999EP0922022A1 Process for preparing gamma-butyrolactone, butane-1,4-diol and tetrahydrofuran
06/16/1999EP0757690A4 Electron-deficient porphyrins and processes and intermediates for preparing same
06/16/1999CN1219527A Producing method for trimethylolalkane
06/15/1999US5912355 Enantiomorphs as intermediates for drugs and agrochemicals
06/15/1999CA2093752C Integrated process for oxygenated acetyl compounds from synthesis gas via dimethyl ether
06/15/1999CA2093747C Process for converting dimethyl ether to ethylidene diacetate
06/10/1999WO1999028285A1 Method of recovery of terephthalic acid and ethylene glycol from poly/ethylene terephthalate/wastes
06/10/1999WO1999028281A1 Method of producing methanol
06/10/1999WO1999028034A1 Method for preparing a catalyst and catalysts prepared accordingly
06/10/1999WO1999000512B1 Method for conversion of biomass to chemicals and fuels
06/10/1999DE19753458A1 Verfahren zur Herstellung eines Katalysators und nach diesem Verfahren erhältliche Katalysatoren A method of preparing a catalyst obtainable by this process and catalysts
06/10/1999CA2255242A1 Process for preparing alcohols
06/09/1999EP0888268A4 Method for the cyclotrimerization of alkynes in aqueous solutions
06/09/1999EP0790970B1 Improved processes for the preparation of d-chiro-inositol
06/09/1999EP0682001B1 Process for producing 1,1,1,4,4,4-hexafluoro-2-butenes and 1,1,1,4,4,4-hexafluorobutane
06/09/1999CN1218790A Method for etherifying between moleculars and ether cracking
06/08/1999US5910234 Recovery of alcohols from process wastewater from production of silicone resin
06/03/1999WO1999026721A1 Preparation of a catalyst support in activated carbon fibres
06/02/1999EP0919564A2 Process for producing trehalose and sugar alcohols
06/02/1999EP0919532A1 Process for the preparation of saturated alcohols