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)
02/1999
02/02/1999CA2053615C Liquid phase process for dimethyl ether synthesis
01/1999
01/28/1999WO1999003815A1 4-tert.-butylcyclohexyl acetate and perfume composition comprising the same
01/28/1999WO1999003807A1 Process for the preparation of methanol and hydrogen
01/28/1999WO1999003801A1 Method for the hydrogenation of carbonyl compounds
01/28/1999WO1999003578A1 Nickel molybdotungstate hydrotreating catalysts
01/28/1999CA2293288A1 Process for the preparation of methanol and hydrogen
01/26/1999US5863391 Solvent extractive distillation of mixture of methanol, acetaldehyde, and polar solvent, i.e., water, a glycol, or a glycol ether; recovering acetaldehyde as overhead
01/26/1999CA1340334C Manufacture of organic liquids
01/21/1999WO1998034894A3 Hydroperoxide decomposition process
01/21/1999DE19737190A1 1,3 -propanediol production, at high constant conversion with long catalyst life
01/21/1999DE19730939A1 Verfahren zur Hydrierung von Carbonylverbindungen A process for the hydrogenation of carbonyl compounds
01/20/1999EP0891315A1 Process for the purification of butane-1,4-diol
01/20/1999EP0825894A4 Dehydration and purification of isopropyl alcohol
01/20/1999CN1205696A Method of producing 1,6-hexane diol from epoxybutadiene
01/20/1999CN1205323A Process for producing alpha-phenylethyl alcohol
01/20/1999CN1041717C Method for preparing cyclopropane derivatives
01/20/1999CN1041692C Method of cooling a synthesis gas in a catalytic reactor
01/19/1999US5861522 Production of bridged metallocene complexes and intermediates therefor
01/19/1999US5861385 Drug intermediates for compounds that lower cholesterol or treat hyperlipoproteinemia formed by reduction of acid or ester compounds with hydroxy or ether groups
01/14/1999WO1999001206A1 Separation of suspended catalysts by cross-flow filtration on a membrane
01/13/1999EP0889869A1 Aldehyde process
01/13/1999EP0778819B1 Process for producing n-butyraldehyde and/or n-butanol
01/13/1999CN1204636A Process for preparing polyprenols
01/12/1999US5859301 Process for preparing alkanones and alkanols
01/12/1999US5859267 Process for improving color of basic metal organic salts and stabilizing halogen-containing polymers therewith
01/12/1999US5859070 Contacting carrier gas containing carbon-containing compound with preconditioned catalyst and other reagents, adsorbing product on catalyst, desorbing with gas stream containing compound more strongly adsorbed by catalyst
01/07/1999WO1999000512A2 Method for conversion of biomass to chemicals and fuels
01/07/1999EP0889025A1 Process for continuously preparing dialkyl carbonates and diols
01/07/1999EP0888295A1 Synthesis of anionic cleaning agents
01/07/1999EP0888277A1 Production of acetic acid from methane
01/07/1999EP0888268A1 Method for the cyclotrimerization of alkynes in aqueous solutions
01/07/1999EP0888266A1 Process for preparing 1,3-propanediol
01/07/1999EP0888263A1 Turbine-powered, synthesis-gas system and method
01/07/1999EP0888262A1 Cycloalkyl derivatives and the solid-phase synthesis of such derivatives
01/07/1999EP0888189A1 Heterogenous catalyst, its manufacture and its use
01/07/1999DE19727841A1 Verfahren und Vorrichtung zur autothermen Reformierung von Kohlenwasserstoffen Method and apparatus for autothermal reforming of hydrocarbons
01/07/1999DE19727715A1 Verfahren zur Herstellung von 1,4-Butandiol A process for the preparation of 1,4-butanediol
01/07/1999DE19726812A1 New nitryl-oxy-methyl derivatives derived from pentaerythritol
01/07/1999CA2295082A1 Method for conversion of biomass to chemicals and fuels
01/05/1999US5856592 Dilute acetylene feedstream, magnesium oxide catalyst.
01/05/1999US5856591 Using an epoxyalkene solvent
01/05/1999US5856590 Hydrogenating 4-t-butylcyclohexanone by using a specific ruthenium-phosphine complex as a catalyst in the presence of a base
01/05/1999US5856585 Process of catalytic partial oxidation of natural gas in order to obtain synthesis gas and formaldehyde
01/05/1999US5856536 Useful for treatment of skin disorders and malignancies; 20-epi-19-nor-vitamin d compounds
01/05/1999US5856515 Electron-deficient porphyrins and processes and intermediates for preparing same
01/05/1999US5856497 Asymmetric synthesis of α-cycloalkylalkyl substituted methanamines
01/05/1999US5856316 Mixture of higher primary aliphatic alcohols, its obtention from sugar cane wax and its pharmaceutical uses
12/1998
12/30/1998WO1998059021A1 Method and device for drying a gas
12/30/1998WO1998058935A1 Alkene borates and a process for covalently coupling organic compounds
12/30/1998WO1998058892A2 Preparation of fluoroalkyl compounds and their derivatives
12/30/1998WO1998058874A1 Method and device for reforming hydrocarbons autothermally
12/30/1998WO1998058735A1 Homogeneous oxidation catalysis using metal complexes
12/30/1998EP0767771B1 Chlorohydrin process
12/30/1998CN1203217A Process for preparing dihydro-linalool
12/30/1998CA2295251A1 Alkene borates and a process for covalently coupling organic compounds
12/30/1998CA2295205A1 Method and device for drying a gas
12/30/1998CA2295006A1 Homogeneous oxidation catalysis using metal complexes
12/29/1998US5854168 Catalyst composition for methanol synthesis
12/29/1998US5854062 Catalyzed enantiomeric selection of 1,2-diols and their cyclization to produce oxiranes
12/24/1998DE19725820A1 Production of 1,2-diol, especially ethylene glycol or propan-diol, from alpha-olefin with high yield and selectivity
12/24/1998DE19725533A1 Verfahren zur Herstellung von 2-Cyclododecyl-1-propanol A process for preparing 2-cyclododecyl-1-propanol
12/23/1998WO1998057914A1 Method for producing 2-cyclododecyl-1-propanol
12/23/1998WO1998057913A1 Process for the production of 1,3-propanediol by hydrogenating 3 -hydroxypropionaldehyde
12/23/1998EP0885868A1 Oxidation-process for the production of aldehydes and ketones in the presence of nitrogen-containing compounds
12/23/1998EP0885864A1 Process for purifying 1,4-butanediol by melt cristallisation
12/23/1998EP0885252A2 Method of reprocessing residues containing dihydroxy compounds
12/23/1998EP0885183A1 Process for producing aldehydes by hydroformylation of olefins
12/23/1998EP0720595B1 Method of resolution of two enantiomers by crystallization
12/23/1998CN1202879A Process for the preparation of alkylene glycols
12/23/1998CA2291037A1 Process for the production of 1,3-propanediol by hydrogenating 3 -hydroxypropionaldehyde
12/23/1998CA2290780A1 Method for producing 2-cyclododecyl-1-propanol
12/22/1998US5852221 Optically active β-aminoalkoxyborane complex
12/22/1998US5852216 Preparation and use of (3-alkoxy-phenyl) magnesium chlorides
12/22/1998US5851362 Separation of 4-methyl-2-pentanol from 3-methyl-1-butanol by extractive distillation
12/17/1998WO1998056744A1 Production of methanol
12/17/1998WO1998056743A1 Continuous method for reducing carbonyl compounds
12/17/1998CA2290959A1 Continuous method for reducing carbonyl compounds
12/16/1998EP0884297A1 An improved process for the preparation of 1,3-butylene glycol
12/16/1998EP0883591A1 Process for preparing 1,6 hexane diol and caprolacton
12/16/1998EP0883590A1 Process for preparing 1,6 hexane diol with a level of purity over 99 %
12/16/1998CN1202148A Process for preparing hydroxy-containing compounds from formic acid esters
12/16/1998CN1202146A Preparation of polyalcohols
12/16/1998CN1201775A Polyene alcohol derivative and process for producing the same
12/15/1998US5850086 Iron complexes for bleach activation and stereospecific oxidation
12/15/1998US5849161 Method for treating solution of organic compound
12/15/1998CA2162731C Catalyst compositions and the use thereof in the hydrogenation of carboxylic acid esters
12/15/1998CA1340259C Process and apparatus for performing chemical reactions under pressure in a multi-staged reaction zone with intermediate external thermal conditionning
12/10/1998WO1998055439A1 Indane compounds and their pharmaceutical use
12/10/1998WO1998055228A1 Method for regenerating a zeolitic catalyst
12/10/1998DE19723949A1 Verfahren zur Regenerierung eines Zeolith-Katalysators A process for regenerating a zeolite catalyst
12/10/1998DE19720606A1 Verfahren zur Herstellung von cycloaliphatische Gruppen enthaltenden Alkoholen A process for preparing alcohols containing cycloaliphatic groups
12/10/1998CA2293351A1 Method for regenerating a zeolitic catalyst
12/09/1998EP0789679B1 Process for preparing 1,3-alkanediols and 3-hydroxyaldehydes
12/09/1998EP0783476B1 Process for preparing 1,3-alkanediols and 3-hydroxyaldehydes
12/09/1998EP0783475B1 Process for preparing 1,3-alkanediols and 3-hydroxyaldehydes
12/09/1998CN1201448A Process for continuously preparing dialkyl carbonates and dioles
12/09/1998CN1201407A Process for preparing 1,3-propanediol
12/09/1998CN1201026A Process for preparing 2-methyl butanol/butanoic acid with opticity
12/08/1998US5847239 Transesterification process
12/08/1998US5847226 Process for the preparation of nootkatone