Patents for C07C 67 - Preparation of carboxylic acid esters (66,429) |
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05/14/1991 | CA2029746A1 Process for the carbonylation of allylic butenols, and butenol esters |
05/14/1991 | CA1284166C Electric machine with a closed cooling loop |
05/14/1991 | CA1284153C Preparation of alkyl trifluroacetoacetate |
05/14/1991 | CA1284148C Quaternized aminoamide-modified waxes |
05/08/1991 | EP0426474A1 Chiral organometallic complexes and uses thereof |
05/08/1991 | EP0426333A2 Acetic acid derivatives and their production |
05/08/1991 | EP0425930A2 Process for the preparation of symmetrical diarylacetylenes |
05/08/1991 | EP0425740A1 Adsorptive separation of para-xylene |
05/08/1991 | EP0425666A1 Process for producing methacrylic acid and methacrolein |
05/08/1991 | EP0425538A1 TaX5 CATALYZED HYDROFLUORINATION OF HALOGENATED ALKANES. |
05/08/1991 | CN1012576B Process for preparing carboxanilides compounds |
05/08/1991 | CN1012575B Preparation of alkanoyl anilides |
05/07/1991 | US5013758 Hypotensive, anticoagulant, bronchodilator |
05/07/1991 | US5013756 Catechol derivatives, a process of preparation thereof, and therapeutical compositions containing the same |
05/07/1991 | US5013754 Synthetic pyrethroid |
05/07/1991 | US5013723 New thymopentin retro-inverso analogs and fragments thereof, a process of preparation of the new compounds and the intermediates obtained therein |
05/07/1991 | US5013537 Process for the synthesis of zeolites of the ferrisilicate type, products so obtained |
05/07/1991 | US5013477 Alkenylbicyclohexane liquid crystals |
05/07/1991 | US5013476 Ferroelectric properties, electro-optical indicating device |
05/07/1991 | US5013472 Hydraulic fluids and oils, endcapped perhaloalkyl oxyfluoride |
05/07/1991 | US5013443 Extraction and separation method and apparatus using supercritical fluid |
05/07/1991 | CA1283929C Oligomerization of ethylene in methanol and water |
05/07/1991 | CA1283926C Process for making 1,3-dioxane derivatives |
05/07/1991 | CA1283921C2 Optically active pyrrolidinedione and pyrrolidinone derivatives |
05/07/1991 | CA1283918C Carboxanilides |
05/07/1991 | CA1283917C Amino acid derivatives having anti-tumor activity and compositions containing them |
05/07/1991 | CA1283907C Self-and diol reactive formaldehyde-free crosslinking monomers and their derived polymers |
05/03/1991 | WO1991006550A1 Chiral organometallic complexes and uses thereof |
05/03/1991 | CA2044144A1 Chiral organometallic complexes and uses thereof |
05/02/1991 | WO1991003456A3 Process for preparing salt-free esters of fatty acids with oligoglycerins or with addition reaction products of ethylene oxide and/or propylene oxide with oligoglycerins |
05/02/1991 | EP0424861A2 Process for the continuous preparation of esters of lower carboxylic acid with lower alcohols |
05/02/1991 | EP0424767A2 Decanol mixtures and mixtures of didecylesters obtained from them and their use as plastifiers |
05/02/1991 | EP0424531A1 Process for producing 1,1-dichloro-2,2,2-trifluoroethane |
05/01/1991 | CN1051035A Process for preparing vinylacetate |
05/01/1991 | CN1050994A Improved aldehyde hydrogenation catalyst and process |
05/01/1991 | CN1012499B Compounds related to antibiotic tan-749 and their production |
05/01/1991 | CN1012498B Process for n-(2'amino phenyl)-benzamide derivative and its drug composition |
05/01/1991 | CN1012497B Method for starting and stopping acrylamide reactor |
05/01/1991 | CN1012496B Method for production of oxydicarboxylic acid salts |
05/01/1991 | CA2027375A1 Acetic acid derivatives and their production |
04/30/1991 | US5012023 Lubricants comprising novel cyclopentanes, cyclopentadienes, cyclopentenes, and mixtures thereof and methods of manufacture |
04/30/1991 | US5012022 Lubricants comprising novel cyclopentanes, cyclopentadienes, cyclopentenes, and mixtures thereof and methods of manufacture |
04/30/1991 | US5012018 Polyprenyl composition of compounds and process for the production thereof |
04/30/1991 | US5011997 Process for bis(4-aminophenyl)hexafluoropropane |
04/30/1991 | US5011996 Process for the preparation of amines |
04/30/1991 | US5011995 Hydrogenation of N-Aliphatic Keimines Using A Complex Iridium Catalyst |
04/30/1991 | US5011994 Colorless ketimines their preparation and their use as cross-linking agent |
04/30/1991 | US5011983 Preparation and reactions of omega-halosulfonyl perfluoroalkanesulfonates |
04/30/1991 | US5011980 Process for preparation of allyl acetate |
04/30/1991 | US5011979 Process for preparing methacrylates of fluorinated alcohols |
04/30/1991 | US5011977 Transesterification of alkoxyesters |
04/30/1991 | US5011974 Process for the preparation of derivative of 2-diethylamino-1-methylethyl-1-hydroxy-(bicyclohexyl)-2-carboxylate |
04/30/1991 | US5011973 Reacting A Trimethylammonium Salt With A Naphthalenedisulfonic Acid; Useful For Enhancing The Digestive Function |
04/30/1991 | US5011972 Crosslinked polyester molding materials |
04/30/1991 | US5011944 Electrochromism; intermediates for substituted napthquinones and tetrathiotetracenes |
04/30/1991 | CA1283665C Method for producing p-alkylstyrene |
04/30/1991 | CA1283662C Benzoyl-ureas exerting an insecticide activity |
04/30/1991 | CA1283648C Zeolite ssz-25 |
04/30/1991 | CA1283647C Layered silicates and their synthesis |
04/30/1991 | CA1283646C Layered metal oxides containing interlayer oxides and their synthesis |
04/30/1991 | CA1283607C Stable injectable pharmaceutical formulation for 1,4- dihydroxy-5-8-bis¬2-(2-hydroxyethylamino)-ethylamino| anthraquinone, dihydrochloride |
04/30/1991 | CA1283599C Process and facility for the recovery of the heavier hydrocarbons of a gas mixture |
04/28/1991 | WO1991006538A1 Substituted benzoylbenzene-, biphenyl- and 2-oxazole- alkanoic acid derivatives as inhibitors of pla2 and lipoxygenase |
04/28/1991 | WO1991006537A2 Substituted indole-, indene-, pyranoindole- and tetrahydrocarbazole- alkanoic acid derivatives as inhibitors of pla2 and lipoxygenase |
04/28/1991 | CA2070422A1 Substituted indole-, indene-, pyranoindole and tetrahydrocarbazole- alkanoic acid derivatives as inhibitors of pla2 and lipoxygenase |
04/28/1991 | CA2067138A1 Substituted benzoylbenzene-, biphenyl-and 2-oxazole-alkanoic acid derivatives as inhibitors of pla2 and lipoxygenase |
04/25/1991 | DE3934860A1 Hydrocarbonylation of methyl acetate to ethylidene di:acetate - using catalyst contg. rhodium cpd. palladium cpd., ether-phosphane ligand and alkali(ne earth) iodide to give high selectivity |
04/24/1991 | EP0424252A1 Catalytic composition comprising titanium and phosphorus, preparation and use thereof for the condensation of an epoxyde with carboxylic acid anhydride |
04/24/1991 | EP0424066A2 Polyol polyester synthesis |
04/24/1991 | EP0423658A2 Process for isolating vinyl acetate |
04/24/1991 | EP0423127A1 Novel photoactive compounds, processes for their production and intermediates therefor |
04/24/1991 | EP0252947B1 Methylene linked aromatic pour point depressant |
04/24/1991 | CN1012433B Improvements in or relating to leukotriene antagonists |
04/23/1991 | US5010189 Processes for the preparation of 5-amino-4-hydroxy-valeric acid derivatives |
04/23/1991 | US5010048 Zeolite containing fluoride |
04/23/1991 | US5009702 Cyclohexenone compounds and use as herbicides or as plant growth regulators |
04/23/1991 | CA1283499C Peptides |
04/23/1991 | CA1283424C Process for the preparation of 5-fluorotoluene-2,4- disulphochloride |
04/23/1991 | CA1283423C Process for the preparation of alkylidene diesters |
04/23/1991 | CA1283422C Hydroxyvitamin d _compounds and process for preparing same |
04/23/1991 | CA1283419C Substituted di-t-butylphenols |
04/23/1991 | CA1283410C Anthraquinoylcarboxylic acid hydrazides, curable compositions and use thereof |
04/23/1991 | CA1283409C2 Process and intermediates for making 16-phenoxy- and 16-substituted phenoxy-prostatrienoic acid derivatives and their stereoisomers |
04/23/1991 | CA1283408C2 Processes and intermediates for making 16-phenoxy- and 16-substituted phenoxy-prostatrienoic acid derivatives and their steroisomers |
04/22/1991 | WO1991005759A1 Process for manufacturing reaction mixtures containing ester polyols |
04/22/1991 | CA2069893A1 Process for the production of reaction mixtures containing ester polyols |
04/18/1991 | WO1991005034A1 Continuous process for producing lower alkyl esters |
04/18/1991 | WO1991004959A1 Process for preparing polymeric dispersants having alternating polyalkylene aud succinic groups |
04/18/1991 | DE3932514A1 Kontinuierliches verfahren zum herstellen niederer alkylester A continuous process for producing lower alkyl ester |
04/18/1991 | CA2027887A1 Catalytic composition comprising titanium and phosphores, its preparation and its use to condense an epoxide on a carboxylic acid anhydride |
04/17/1991 | EP0423070A2 Process for preparing substituted phenols |
04/17/1991 | EP0422768A1 Optically active monoester compounds and producing same |
04/17/1991 | EP0422597A2 Derivatives of phenylacetic acid and fungicides containing them |
04/17/1991 | EP0422235A1 PRODUCTION OF alpha-(3-BENZOYLPHENYL)PROPIONIC ACID DERIVATIVE |
04/17/1991 | EP0422098A1 Carbonylation process for preparation of aromatic carboxylic esters and an alkyl iodide |
04/16/1991 | US5008473 Solvent extraction with cyclohexane |
04/16/1991 | US5008471 Process for the preparation of rooperol |
04/16/1991 | US5008465 Preparing ether by heating alcohol with olefin |
04/16/1991 | US5008447 Process for the preparation of polyurethanes with liquid crystal properties and diisocyanates suitable for carrying out the process |
04/16/1991 | US5008446 Preparation of phenoxy-substituted esters and intermediates therefor |