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)
10/1988
10/25/1988US4780481 Process for manufacturing a mixture of primary alcohols from a synthesis gas, in the presence of a catalyst containing copper, cobalt, zinc and at least one alkali and/or alkaline earth metal
10/25/1988US4780448 Treating alkali metal silicate with copper nitrate, then alkali metal carbonate, calcining precipitate
10/20/1988WO1988007988A1 Porphyrins, their syntheses and uses thereof
10/19/1988EP0287151A1 Process for the production of methanol and a composition suitable for use as a catalyst in said process
10/19/1988EP0287084A2 Alcohols containing 2-methyl or 2-methoxyphenyl groups, and their use as flavouring agents
10/19/1988EP0287066A2 Process for continuous production of octa -2,7-dien-1-ol
10/18/1988US4778931 Certain [3-(1-hydroxy hexyl-tetrahydro)naphthalenes], the corresponding naphthalenes having anti-inflammatory and anti-allergic activity
10/18/1988US4778827 Zinc, chromium, copper, alkali and other metals
10/18/1988US4778662 Fillable space between heat exchanger tubes in catalyst bed; low pressure
10/18/1988US4778568 Steam distillation with carbon disulfide, solvent extraction
10/12/1988EP0286090A1 Improved composite separation membranes and the preparation and use thereof
10/12/1988EP0285912A2 A method for producing cycloalkanols
10/12/1988EP0285911A2 A method for separating cyclohexanol
10/12/1988EP0285835A2 Process for the direct hydrogenation of butter fat
10/12/1988EP0285786A2 Method of producing alcohols
10/12/1988EP0285755A2 Process for the preparation of alkine diols by the reaction of ketones with acetylene
10/12/1988CN87101511A Catalyzer for preparing enol and its process
10/12/1988CN86102121B Process for continuous production of lower alcohols
10/11/1988US4777320 Catalytic hydroformylation, then dehydration
10/11/1988US4777303 Meterogeneous catalyst of molybdenum or tungsten with palladium, rhodium and ruthenium
10/11/1988US4777302 Using ruthenium catalyst formed by reducing alkali metal ruthenate with methanol, formaldehyde or formic acid
10/11/1988CA1243044A2 Process for the preparation of mixed alcohols
10/11/1988CA1243043A1 Process for preparing oxygen-containing organic compounds
10/11/1988CA1243042A1 Process for the production of mixed alcohols
10/11/1988CA1242867A1 Device for performing exothermal catalytic gas reactions for the ammonia or methanol synthesis
10/06/1988WO1988007515A1 The catalysed hydrogenation of carboxylic acids and their anhydrides to alcohols and/or esters
10/05/1988EP0285420A1 The catalysed hydrogenation of carboxylic acids and their anhydrides to alcohols and/or esters
10/05/1988EP0285228A1 Process for the production of methanol and a composition suitable for use as a catalyst in said process
10/05/1988EP0285004A1 Process for the preparation of dimethyl ether
10/04/1988US4775696 Synthesis gas to alcohols process
10/04/1988CA1242749A1 Process for the preparation of methanol
10/04/1988CA1242737A1 Organosalts of metalate anions and process for the production of alkylene glycols therewith
10/04/1988CA1242726A1 Benzofuranyl, benzothienyl and naphthalene propenyl derivatives and methods of controlling rodents using such derivatives
10/04/1988CA1242649A1 Powder mixture having high propylene glycol content and process for the preparation thereof
09/1988
09/28/1988EP0283649A1 Preparation process of a catalyst for the hydration of olefins into alcohols
09/28/1988EP0283635A1 Polymetallic catalysts, their preparation and their use
09/28/1988EP0283586A2 Homologation process
09/28/1988CN87108345A Process for the production of glycerol from formaldehyde
09/27/1988US4774221 Supported hydrogenation catalysts
09/27/1988US4774220 Catalyst for forming alcohols from synthesis gas
09/21/1988EP0282798A2 Aliphatic bicyclic alcools and their use as flavouring compounds
09/21/1988EP0282612A1 Preparation of insoluble metal alkoxides
09/20/1988US4772752 Mono- and diisopinocampheylhaloboranes as new chiral reducing agents
09/20/1988US4772727 Nona-2,8-diene-1-ol, stereospecific epoxidation, multistage
09/20/1988US4772634 Hydrocarbons, reforming, hydrogen, carbon oxides
09/20/1988US4772433 Better preparation
09/20/1988CA1242221A1 Alcohol purification
09/14/1988EP0282409A1 Process for the preparation of alcohols by hydrogenolysis of carboxylic-acid esters in the presence of a catalyst containing ruthenium and tin, germanium or lead
09/14/1988EP0281627A1 Process for reducing aldehydes or ketones
09/07/1988EP0280982A1 Acid-resistant catalyst for the hydrogenation of fatty acids into fatty alcohols
09/06/1988US4769500 Process for preparation of 2,3,5-trimethylhydroquinone
09/06/1988US4769220 Converter for heterogeneous synthesis more particularly for ammonia, methanol and higher alcohols
09/06/1988US4769112 Method for removing water from ethanol
09/06/1988CA1241666A1 Process for the preparation of methanol
08/1988
08/31/1988EP0280383A1 Process for intermediates for insecticidal compounds
08/30/1988US4767882 Tetrahydronaphthalene derivatives and their production
08/30/1988US4767875 Process for synthesis of aluminum coordinations compounds
08/30/1988US4767791 Process for synthesizing methanol with an optimal temperature profile using a concentric pipe reactor
08/30/1988US4767790 Therapeutic agents
08/30/1988US4767422 Repairing defects by post-treatment with volatile solvent and additives
08/30/1988CA1241347A1 Purification of ethylene glycol derived from ethylene carbonate
08/30/1988CA1241339A1 Preparation of gossyplure
08/24/1988EP0279713A1 Process and apparatus for bringing about chemical reactions under pressure in a multi-level reaction zone using intermediate, exterior thermal treatments
08/24/1988EP0279462A2 4,4'-(Perfluoroisopropylidene)dicyclohexanol, derivative thereof and process for preparing the same
08/23/1988US4766155 Process for producing alcohols
08/23/1988US4766154 Liquid phase methanol reactor staging process for the production of methanol
08/23/1988US4766002 Flavoring with α-campholenic alcohol
08/23/1988CA1241025A1 Recovery of alcohols
08/23/1988CA1240977A1 Agglomerates of malachite crystals and method for their preparation
08/17/1988EP0278407A2 Alcohol mixture for plasticizer
08/17/1988EP0278384A2 Alcohols and ethers with cyclododecyl and cyclododecenyl groups, their preparation and use as parfuming agents
08/17/1988EP0278106A1 Process for the manufacture of 2,2-dimethylpropan-1,3-diol
08/17/1988CN88100364A Process for preparing deuterated organic compounds
08/11/1988WO1988005770A1 Alcohols with 3-methyl or 3,5-dimethyl groups their production and their use as aromatics
08/11/1988WO1988005769A1 Process for the recovery of alcohols using a perfluorinated ionomer membrane
08/11/1988WO1988005768A1 Process for the recovery of alcohols using an organic acid-modified polymer membrane
08/11/1988WO1988005767A1 Hydrogenation process
08/10/1988EP0277168A1 PROCESS FOR THE CO-PRODUCTION OF BUTANE-1,4-DIOL AND $i(GAMMA)-BUTYROLACTONE
08/09/1988US4762954 Continuous method for the production of 1,2-diols
08/09/1988US4762858 Syngas conversion to oxygenates by reduced yttrium/lanthanide/actinide-modified catalyst
08/09/1988US4762817 Catalyst selectivity
08/09/1988US4762616 Phase separation
08/03/1988EP0277061A2 Process for obtaining organolantharides, compounds so obtained and their use
08/03/1988EP0276766A2 Process for the preparation of beta-aryl alcohols
08/03/1988EP0276675A2 Process for the preparation of deuterated organic compounds
08/03/1988EP0276605A1 Synthesis of tetrahydro-1,1,2,2-perfluoroalcanols and their esters
08/02/1988US4761508 Ketoprofen intermediate
08/02/1988US4761506 Process for the preparation of perfluoroalkanols
08/02/1988US4761505 Selective solvent extraction
07/1988
07/27/1988EP0276012A2 Process for preparing butyrolactones and butanediols
07/27/1988EP0275771A1 Process for the preparation of tetrahydro-1,1,2,2-perfluoroalcanols and their esters
07/27/1988EP0275528A1 Process for preparing 1,1-disubstituted ethylene derivative
07/27/1988CN87105645A Process for making 1,3-glycols from epoxides
07/26/1988US4760210 Exothermic partial oxidation of hydrocarbonaceous gas and oxygen
07/26/1988US4760204 Process for deodorizing isopropyl alcohol
07/26/1988US4760203 Process for the production of isopropyl alcohol
07/26/1988US4760202 Hydration of isoolefin containing hydrocarbon in presence of strongly acidic, solid hydration catalyst
07/26/1988US4760201 Process for recovering alcohols from sulfuric acid streams (CS-342)
07/26/1988US4760200 Reacting a vicinal alkylene oxide in presence of water soluble metalate anion catalyst in water and ethylene glycol ether co-solvent
07/26/1988US4760196 Method for preparing an aldehyde or alcohol by reduction of a carboxylic acid