Patents for C07C 67 - Preparation of carboxylic acid esters (66,429) |
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03/31/1992 | CA1298317C Vapor phase bromination of aromatic compounds |
03/31/1992 | CA1298315C Process for the preparation of fluorobenzaldehydes |
03/31/1992 | CA1298314C Antistatic amides |
03/31/1992 | CA1298312C Method for stopping and starting an acrylamide reactor |
03/31/1992 | CA1298311C Preparation process of (meth)acrylamide |
03/31/1992 | CA1298310C Vinyl monomers capable of forming side-chain liquid crystalline polymers and the resulting polymers |
03/31/1992 | CA1298309C Benzocycloheptene derivatives |
03/31/1992 | CA1298308C Process for the preparation of retinal |
03/31/1992 | CA1298307C Enkephalinase inhibitors |
03/31/1992 | CA1298305C Photosensitive calcium chelators |
03/31/1992 | CA1298292C Aromatic compounds, their preparation process and their use in cosmetic |
03/31/1992 | CA1298290C Solution ibuprofen complexes, compositions and processes for preparing the same |
03/26/1992 | DE4129642A1 Novel catalyst for methacrylic acid or ester prepn. - obtd. by thermal activation of a vanadium phosphate precursor |
03/25/1992 | EP0476708A1 (Trifluoromethyl)vinyl pyrethroid derivatives, their use as pesticides, process for their preparation, and intermediates of that process |
03/25/1992 | EP0476400A1 Method of separating cyclohexene from mixtures with benzene and cyclohexane |
03/25/1992 | EP0476370A2 Process for the separation of water from mixtures containing water and alcohols and/or carboxylic acids and/or carboxylic acid esters |
03/25/1992 | EP0313604B1 Electro-optical liquid crystal display element |
03/25/1992 | EP0277137B1 Method of making an attrition-resistant catalyst composition and use of the same |
03/25/1992 | CN1015980B Process for separation of sulphuric acid from aqueous mixtures thereof with paraffin-sulphonic acids |
03/25/1992 | CA2050825A1 Method of making optically active alcohols |
03/24/1992 | US5099077 Chiral phosphorus compounds, a process for their manufacture and their application to the catalysis of enantioselective synthesis reactions |
03/24/1992 | US5099062 Carbonylation catalyst and process |
03/24/1992 | US5099061 Catalysts for olefin dimerization |
03/24/1992 | US5099048 Rhodium-catalyzed olefin dimerization |
03/24/1992 | US5098934 Method of relieving pain with mercaptoalkanamides |
03/24/1992 | US5098895 Benzonaphthalene derivatives, a process for their preparation and their use in therapeutic and cosmetic compositions |
03/24/1992 | CA1298035C Antitumor amino acid and peptide derivatives of 1,4- bis¬(aminoalkyl andhydroxyaminoalkyl)amino|-5, 8-dihydroxyanthraquinones |
03/24/1992 | CA1297912C Process for purifying propanediol-1,3 |
03/24/1992 | CA1297911C Methanol production |
03/24/1992 | CA1297909C 1-(aminophenyl)-2-aminoethanone derivatives, the method for their preparation and their use in therapy |
03/24/1992 | CA1297908C Preparation of 3-(alkylthio)aldehydes |
03/24/1992 | CA1297907C Process for the preparation of alpha-alkylacroleins |
03/24/1992 | CA1297905C Process for the preparation of iminodiacetonitrile |
03/24/1992 | CA1297904C Process for the separation of sulphuric acid from aqueous mixtures thereof with paraffin-sulphonic acids |
03/24/1992 | CA1297903C Process for the separation of sulphuric acid from aqueous mixtures thereof with paraffin-sulphonic acids |
03/24/1992 | CA1297901C Process for the production of aminocarnitines |
03/24/1992 | CA1297900C Preparation of (z)-2-(2-arylethenyl)arylcarboxylic acids |
03/24/1992 | CA1297899C Carboalkoxylation of butadiene to form dialkyl adipate |
03/24/1992 | CA1297898C Continuous process for the alkylation of ch-acid compounds with alkyl carbonates in gas-liquid phase transfer catalysis conditions |
03/24/1992 | CA1297894C Benzamide derivative, process for its production and plant growth regulant |
03/24/1992 | CA1297893C Process for the preparation of purified bis(2-hydroxyethyl) ester of 2,6-naphthalenedicarboxylic acid |
03/24/1992 | CA1297891C Catalytic vapor phase process for producing dihydrocarbyl carbonates |
03/24/1992 | CA1297888C Process for preparing bis (ethoxythiocarbonyl)sulfide |
03/24/1992 | CA1297882C Substituted hydroxylamine ester stabilizers |
03/24/1992 | CA1297871C Fungicides |
03/21/1992 | CA2051595A1 Alkoxylation of carboxylated compounds |
03/19/1992 | WO1992004312A1 Process for making e/z mixtures of 2-(6-alkyl-bicyclo-[3.3.0]-octane-3-ylidene)-acetic acid derivatives with a preponderant proportion of the e-isomers |
03/19/1992 | WO1992004118A1 Carbonylation of methanol using a novel transition metal catalyst precursor |
03/19/1992 | WO1992004117A1 Highly alkaline transesterification catalyst, e.g., alkali metal alkoxide, protected by fatty acid esters |
03/18/1992 | EP0475820A1 New catalysts, preparation process and use thereof |
03/18/1992 | EP0475629A1 Process for the purification of 4-acetoxystyrene |
03/18/1992 | EP0475628A1 Acrylate esters of 1,1,1-trishydroxyphenylethane |
03/18/1992 | EP0475627A1 Optically active esters of 7-substituted 3,5-difunctionalized 6-heptenoic acids |
03/18/1992 | EP0475386A2 Rhodium-catalyzed olefin dimerization |
03/18/1992 | EP0474996A1 Process for preparing esters |
03/18/1992 | EP0474843A1 Method for preparing 1,4-diacyloxy-2-butenes |
03/18/1992 | EP0198901B1 Method for preparing 1alpha-hydroxyvitamin d compounds |
03/18/1992 | CN1015892B Process for preparing a new derivative of an aminoketone |
03/18/1992 | CN1015883B Process for the hydrolysis of urea in dilute aqueous urea solution |
03/17/1992 | US5097089 Synthesis of glycerol from formaldehyde |
03/17/1992 | US5097068 Trisubstituted benzoic acid intermediates |
03/17/1992 | US5097060 Adjusting the initial concentration and cooling through conductive heat transfer without forced flow |
03/17/1992 | US5097058 Reacting isobutyryl-3,4-dimethoxybenzene with alpha-haloester, hydrolyzing, decarboxylating, oximinating, dehydrating |
03/17/1992 | US5097047 Fungicidal and plant growth-regulating azolylmethyl-cyclopropyl derivatives |
03/17/1992 | US5096938 Radiation-curable acrylates |
03/17/1992 | US5096928 Insecticidal substituted benzoyl(thio) ureas |
03/17/1992 | US5096694 Compounds which are useful, in particular, for radiotherapy or imaging of cancer |
03/17/1992 | CA1297632C Organic compounds and their pharmaceutical use |
03/17/1992 | CA1297631C Ureido renin inhibitors |
03/17/1992 | CA1297501C Process for two-stage catalytic conversion of an olefins-containing feed |
03/17/1992 | CA1297500C Efficient cis-to-trans isomerization of 1,4- dihalobutene-2 |
03/17/1992 | CA1297499C Continuous hydrocyanation process using zinc halide promoter |
03/17/1992 | CA1297490C Preparation of a novel diisocyanate from norbornadiene |
03/12/1992 | WO1992004360A1 Polyol polyester synthesis |
03/12/1992 | DE4028864A1 Verfahren zur herstellung von e/z-mischungen von 2-(6-alkyl-bicyclo-(3.3.0)-octan-3-yliden) -essigsaeure-derivaten mit ueberwiegendem anteil des e-isomeren Process for the preparation of e / z of mixtures of 2- (6-alkyl-bicyclo (3.3.0) octane-3-ylidene) with a predominant proportion of e-isomeric acetic acid derivatives |
03/11/1992 | EP0474259A2 Process for producing mercaptophenols by the hydrogenolysis of polythiobisphenols |
03/11/1992 | EP0473688A1 Preparation of ultra high purity methyl acetate. |
03/11/1992 | EP0169214B1 Anti-oestrogen drug for percutaneous administration |
03/11/1992 | CN1059296A Catalysted hydrogenation of carboxylic acids and their anhydrides to alcoholes and/or esters |
03/11/1992 | CN1015778B Acid-resistant catalyst for directly hydrogenating fatty acid into fatty alcohol |
03/10/1992 | US5095165 Hydrocarbon lubricants containing polar groups |
03/10/1992 | US5095164 Acidity |
03/10/1992 | US5095147 2,2-difluorocyclopropyl derivatives |
03/10/1992 | US5095136 Decarboxylation, hydrolysis, reduction |
03/10/1992 | US5095135 Oxidation, catalyst reuse |
03/10/1992 | US5094995 Supported perfluorinated ion-exchange polymers |
03/10/1992 | US5094724 Separation of methylene chloride from the lower formates by extractive distillation |
03/10/1992 | US5094685 Substituted benzoyl derivatives and selective herbicides |
03/10/1992 | US5094684 Derivative of 1,5-diphenyl-1h-1,2-triazole-3-carboxamide, herbicidal compositions containing the derivative and process for producing the derivative |
03/10/1992 | CA1297227C Process for the production of finely divided polyisocyanates containing urea groups |
03/10/1992 | CA1297133C Process for the continuous production of lower aliphatic alcohols |
03/10/1992 | CA1297131C Process for the isolation of p-hydroxybenzaldehyde |
03/10/1992 | CA1297130C Continuous hydroformylation of olefinically unsaturated compounds |
03/10/1992 | CA1297128C Bis(cyclopropanecarboxamido) alkadienedioic acids as renal dipeptidase inhibitors |
03/10/1992 | CA1297127C2 Polycyclical aromatic derivatives and cosmetic use |
03/10/1992 | CA1297125C Naphthylaromatic compounds; process for preparing the same and their use in cosmetics |
03/10/1992 | CA1297123C Process for cosynthesis of ethylene glycol and dimethyl carbonate |
03/10/1992 | CA1297122C Hypofluorites and bis-hypofluorites, and process for preparing same |
03/10/1992 | CA1297121C Process for the preparation of perhalohydrocarbon hypochlorites |
03/10/1992 | CA1297120C Bromofluoroethylhypofluorite and process for its preparation |