Patents
Patents for C07C 27 - Processes involving the simultaneous production of more than one class of oxygen-containing compounds (9,977)
06/1989
06/28/1989EP0322246A1 Oxidation and subsequent decomposition of dihydroperoxide
06/27/1989US4842693 Apparatus for removing water from ethanol
06/27/1989CA1256450A1 Production of cyclohexyl hydroperoxide
06/27/1989CA1256378A1 Pharmaceutical composition containing at least one naphtalenic derivative as active principle
06/21/1989EP0321409A2 Cyclopropane derivatives
06/21/1989EP0320936A2 Process for the preparation of para-ethylphenol
06/20/1989CA1256085A1 Process for purifying and recovering contaminated catalyst solution obtained in the carbonylation of methyl acetate and/or dimethylether
06/14/1989EP0320451A2 Process for preparing alkyl-substituted phenols or naphthols
06/14/1989EP0320346A2 Process for preparing hydroxylated aromatic derivatives by way of the Bayer-Villiger reaction
06/14/1989EP0320339A1 Process for the preparation of unsaturated alcohols
06/14/1989EP0320096A1 Process for asymmetrically reducing carbonyl compounds
06/14/1989EP0320074A1 Chemical reaction in the presence of a supported copper catalyst
06/14/1989EP0319819A1 Process for obtaining solid or pasty products
06/14/1989EP0319754A1 Process for the preparation of a catalytically active mass containing Mo, Bi, Fe, Co a/o Ni for the gas phase oxidation of propylene into acroleine and acrylic acid
06/13/1989US4839340 Bornane-3-spiro-1'-cyclopentane derivatives and perfumery compositions containing them
06/13/1989CA1255703A1 Process for the preparation of vicinal diols soluble in water
06/07/1989EP0319406A1 Process for the preparation of unsaturated alcohols
06/07/1989EP0319327A1 Process for preparing bisphenol A
06/07/1989EP0319326A2 Process for preparing 2,2-bis(4-hydroxyphenyl) propane of high purity
06/07/1989EP0319310A2 Process for the alkylation of phenols
06/07/1989EP0319302A2 Process for dehydrogenating cyclohexenone
06/07/1989EP0319116A1 Hydrogenation catalyst
06/07/1989EP0318591A1 Process for preparing dihydroxynaphthalene
06/06/1989US4837360 Process for producing acrolein and acrylic acid
06/06/1989CA1255331A1 Production of higher carbonyl compounds from lower alcohols
06/06/1989CA1255328A1 Chemical process
06/06/1989CA1255285A1 Catalyst mixtures for aromatic hydrocarbon synthesis
05/1989
05/31/1989EP0318319A1 Non-crystalline tris(2-methyl-4-hydroxy-5-tert.butylphenyl)butane
05/31/1989EP0318129A1 Hydrogenation catalyst
05/31/1989EP0318099A2 Monoalkylene glycol production using mixed metal framework compositions
05/31/1989EP0317975A2 Process for the production of saturated neo-alcohols
05/31/1989EP0317907A2 Alkylation of polycyclic aromatic compounds to alkylates enriched in the para-substituted isomers
05/30/1989US4835325 A,a-dialkyl-a-hydroxyalkybenzene, nitrile, hydrogen peroxide
05/30/1989US4835323 Hydroquinones
05/30/1989US4835132 Catalyst and method of making a precursor for the catalyst
05/23/1989US4833240 Skin disorders; antiinflammatory agents; antialllergens; antitumor agents; ophthalmology
05/23/1989US4832796 Vaporization of water, distillation
05/23/1989CA1254567A1 Substituted hexahydropyrrolo¬1,2-a|quinoline, hexahydro-1h-pyrido¬1,2-a|quinoline, hexahydrobenzo¬e|indene and octahydrophenanthrene cns agents
05/17/1989EP0316213A2 Cerium hydrocarbon-oxy-nitrates, and process for their preparation
05/17/1989EP0316142A2 Process for producing phenols
05/17/1989EP0315895A1 Tricyclic compounds
05/17/1989CN1032935A Fluorinated arachidonic acid derivatives
05/16/1989US4831197 Process for the continuous production of lower aliphatic alcohols
05/16/1989US4831008 Applying rhodium carbonyl clusters to support in inert atmosphere and pyrolyzing
05/16/1989US4830712 Process for refining ethylene glycol
05/16/1989CA1254235A1 Methyl halides and methyl alcohol from methane
05/16/1989CA1254234A1 Process for the preparation of perfluoroalcanols
05/16/1989CA1254232A1 Process for the preparation of 1-butene-3,4-diol
05/10/1989EP0315166A2 Fluorinated arachidonic acid derivatives
05/09/1989CA1253885A1 Substituted phenyl ethers, process for their preparation, and their use in the preparation of substituted phenols
05/09/1989CA1253884A1 Process for producing 2,6-naphthalenediol
05/09/1989CA1253842A1 Preparation of catalysts made up of copper, zinc, aluminum and at least one metal from rare earth and zirconium grouping, and use of said catalysts for reaction by means of a synthesis gas
05/03/1989EP0314583A1 Process for the hydroxylation of phenols and phenol-ethers
05/03/1989EP0314582A1 Method of hydroxylating phenols and phenol ethers
05/03/1989EP0314212A2 Melt processable optically anisotropic polymers
05/03/1989EP0314007A1 Process for preparation of bisphenols aromats
05/03/1989EP0313905A2 Process for the direct hydration of linear olefins
05/03/1989CN1032655A Method of oxidation of cyclohexane in liquid phase
05/02/1989US4827050 Carbon dioxide extraction agent, hydrocarbon entrainer
05/02/1989US4827043 Impurity removal from carbon monoxide and/or hydrogen-containing streams
05/02/1989US4827004 Antiulcer agents
05/02/1989US4827002 Process for preparing adducts of alcohols, ethers and esters with 1,2-dichlorodifluoroethylene
05/02/1989US4826799 Shaped catalyst and process for making it
05/02/1989US4826795 Group 8 and 6 metals on graphite support
05/02/1989CA1253522A1 Process for the preparation of alkali metal alcoholates
05/02/1989CA1253518A1 Hydroterphenyls
05/02/1989CA1253512A1 Process for producing alcohols
04/1989
04/26/1989EP0313165A1 A process for isomerizing the by-products of the bis-phenol synthesis
04/26/1989CN1032537A Process for purifying distillation of crude sec-butyl alcohol
04/25/1989US4825011 Method of preparing substituted dihydroxy-benzenes
04/25/1989US4825004 Reacting epoxidized fatty acids(or esters) with short acyclic carboxylic acids; then hydrogenation
04/25/1989CA1253170A1 Aryl carboxylate process
04/25/1989CA1253132A1 Preparation of catalysts made up of copper, zinc and aluminium, useable for the production of methanol derived from synthesis gas
04/19/1989EP0312412A1 Norbornane derivatives, method for their preparation and cosmetic and medicinal compositions containing them
04/19/1989EP0311880A2 1,9-Non-2-endiols, their derivatives, processes for their preparation and use as intermediates
04/19/1989EP0205582B1 Bulk removal of water from organic liquids
04/18/1989US4822926 Ethylene oxide/glycols recovery process
04/18/1989US4822924 Process for producing 2,6-dichlorobenzyl alcohol
04/18/1989US4822922 Stabilization of mixtures of chlorination of phenol/chlorophenols
04/18/1989US4822913 Process for preparing carboxylic acids from esters of carboxylic acids
04/12/1989EP0311212A2 Novel diepoxide and diphenoxy compounds
04/12/1989EP0310925A2 Process for stabilizing a liquid crude bisphenol A product stream
04/11/1989US4820882 Preparation of beta-aryl alcohols
04/11/1989US4820740 Process and catalyst for production of bisphenol-A
04/11/1989CA1252482A1 Process for preparing monochalohydroquinones
04/11/1989CA1252298A1 Gas turbine and steam power-generating plant with integrated coal gasification plant
04/05/1989EP0310189A2 Process for refining ethylene glycol
04/05/1989EP0309915A1 Process for removing formaldehyde from aqueous solutions of but-2-yn-1,4-diols
04/05/1989CN1032189A Azeotrope or azeotrope-like composition of trichlorotrifluoroethane, methanol and 1,2-dichloroethylene
04/04/1989US4818747 Bicyclic aliphatic alcohols and their utilization as perfuming ingredients
04/04/1989CA1252118A1 Preparation of ethylene glycol
03/1989
03/29/1989EP0309340A1 1,3,5-Nonatriene derivatives, their preparation and use
03/29/1989EP0309248A2 Acrylated diols
03/29/1989EP0309082A1 An azeotrope or azeotrope-like composition of trichlorotrifluoroethane, methanol and 1,2-dichlorethylene
03/29/1989EP0309047A1 Process for the production of methanol and catalyst composition for said process
03/29/1989EP0308841A2 Process for the preparation of 4,4'-dihydroxybiphenyl
03/29/1989EP0308411A1 Process for hydrogenating an unsaturated organic compound
03/28/1989US4816603 Inorganic oxide oxidation catalyst
03/22/1989EP0308101A1 Preparation of tertiary butyl alcohol
03/22/1989EP0308030A1 Process for hydrogenation of esters into alcohols
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