Patents
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Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
06/2003
06/17/2003US6580004 Saponification of malonic acid diethyl ester with potassium hydroxide; high purity
06/17/2003US6580003 Catalytic asymmetric desymmetrization of meso compounds
06/17/2003US6579890 Matrix metalloprotease inhibitors
06/17/2003US6579824 Catalyst based on palladium, gold, alkali, and lanthanoid, and a method for producing vinyl acetate
06/17/2003CA2220698C N-benzyldioxothiazolidylbenzamide derivatives and process for producing the same
06/12/2003WO2003048284A1 Process for extraction and purification of lutein, zeaxanthin and rare carotenoids from marigold flowers and plants
06/12/2003WO2003048111A1 Process for producing 5-(3-cyanophenyl)-3-formylbenzoic acid compound
06/12/2003WO2003048103A1 Method of purifying (meth)acrylic ester
06/12/2003WO2003048102A1 Method for the production of dihydroxycarboxylate esters
06/12/2003WO2003048097A1 Oxidation process in fluidised bed reactor
06/12/2003WO2003048090A1 The use of microencapsulated transition metal reagents for reactions in supercritical fluids
06/12/2003WO2003048089A1 Ring expansion of ketocyclopropanes
06/12/2003WO2003048079A2 Method for the arylation of olefins
06/12/2003WO2003014271A3 New methods for the preparation of propylene glycol fatty acid esters
06/12/2003US20030109760 Destroying peroxy compounds that might be present
06/12/2003US20030109747 Using sulfuric acid oxidation catalyst; forming ester from ketone
06/12/2003US20030109746 Turbulence gas flow
06/12/2003US20030109745 Method for producing carboxylic acid benzyl esters
06/12/2003US20030109744 Reacting epoxide with carbon monoxide and alcohol; heating, controlling temperature; using cobalt catalyst and promoter
06/12/2003US20030109742 Process control; distillation using acid catalyst
06/12/2003US20030109741 Mixtures of semi-esters of polybasic organic acids and long-chain alkanols, the production and the use thereof
06/12/2003US20030109720 Preparation of dihydroxycarboxylic esters in the absence of solvents
06/12/2003US20030109579 A novel class of dicarboxylic acid derivatives, the use of these compounds as pharmaceutical compositions, pharmaceutical compositions compounds may be useful in the treatment and/or prevention of conditions mediated by Peroxisome
06/12/2003US20030109415 Process for the preparation of cyclohexyloxyacetic alkyl esters
06/12/2003CA2468942A1 Process for producing 5-(3-cyanophenyl)-3-formylbenzoic acid compound
06/12/2003CA2468505A1 The use of microencapsulated transition metal reagents for reactions in supercritical fluids
06/12/2003CA2468500A1 Oxidation process in fluidised bed reactor
06/12/2003CA2468437A1 Method for the production of dihydroxycarboxylate esters
06/11/2003EP1318138A1 Process for the preparation of dihydroxycarboxylic acid esters in the absence of solvents
06/11/2003EP1318137A2 Process for the preparation of cyclohexyloxyacetic acid alkyl esters
06/11/2003CN1423629A Metathesis synthesis of pheromones or their components
06/11/2003CN1422841A Method for preparing dihydroxy carboxylic ester under condition of without solvent
06/11/2003CN1111151C Treatment of formaldehyde-containing mixtures
06/10/2003USRE38141 Comprising jojoba oil based esters that have use in personal care, cosmetic, cosmaceutical and pharmaceutical products. These compositions are essentially solid at room temperature, can be provided in various shapes and sizes and fatty alcohols
06/10/2003US6576782 Halogenation of protected phenols in meta position
06/10/2003US6576159 Colorants, electroconductive materials; solubility, dissociation
06/10/2003CA2270899C Process for ethyl acetate production
06/05/2003WO2003046034A2 Improved synthesis of polyanhyrides
06/05/2003WO2003045896A1 New process
06/05/2003WO2003045895A2 Method for obtaining 5-halogenolaevulinic acid alkyl esters
06/05/2003WO2003045894A1 Process for producing (meth)acrylic ester
06/05/2003WO2003045893A1 Double esters
06/05/2003WO2003045892A1 Process for producing (meth)acrylic acid compound
06/05/2003WO2003045891A1 Method for producing technical oleic acid methyl esters
06/05/2003US20030105353 Process for the arylation of olefins
06/05/2003US20030105348 Process for making 5-cyanovaleric acid, adipic acid or dimethyl adipate
06/05/2003US20030105341 Process for producing optically active gamma-butyrolactone
06/05/2003US20030105340 Reacting a isochroman-1,3-dione with a carbonyl compound whose carbonyl group is substituted with an acyl activating group, in the presence of a base and a solvent; use making anticancer agents for example
06/05/2003US20030105306 Transition metal oxo, sulfido and amido complexes as catalysts of nucleophilic addition reactions
06/05/2003CA2478853A1 Method for obtaining 5-halogenolaevulinic acid alkyl esters
06/05/2003CA2466039A1 Improved synthesis of polyanhydrides
06/04/2003EP1187595A4 High purity adduct of castor oil and a cyclic carboxylic acid anhydride
06/04/2003EP1071652A4 Process for the generation of alpha,beta-unsaturated carboxylic acids and esters using niobium catalyst
06/04/2003EP1023258B1 Lactic acid processing; methods; arrangements; and, products
06/04/2003CN1422248A Process for the carbonylation of pentenenitrile
06/04/2003CN1422241A Carbonylation of lower alkyl alcohols and their derivatives using metals supported on carbonized polysulfonated divinylbenzene-styrene copolymers
06/04/2003CN1422178A Carbonylation catalyst supported on a carbonized polysulfonated divinylbenzene-styrene copolymer
06/04/2003CN1110515C Depolymerization process for recycling polyesters
05/2003
05/30/2003WO2003043969A1 Method for supplying atmosphere gas
05/30/2003WO2003043968A1 Process for producing (meth)acrylic acid compounds
05/30/2003WO2003035595A8 Novel norbornane and norbornene derivatives, use thereof and perfumed products containing same.
05/30/2003WO2003018522A3 Process for the preparation of beta-ionylideneacetaldehyde
05/30/2003WO2002041545A9 Wireless clock synchronization
05/29/2003US20030100791 Novel ester compounds
05/29/2003US20030100776 Allows for substitution of functional groups within the olefin without comprising efficiency of metathesis
05/29/2003US20030100760 Process for preparing unsymmetrical biaryls and alkylated aromatic compounds from arylnitriles
05/29/2003US20030100516 Analgesic agent
05/29/2003US20030098229 Photooxidation catalyst and production process for aldehyde derivatives
05/28/2003EP1314714A2 Method for hydrogenating benzene polycarboxylic acids or derivatives thereof by using a catalyst containing macropores
05/28/2003EP1314713A1 Processes for preparation of 2-alkyl-2-adamantyl esters
05/28/2003EP1314711A1 Process for preparation of fluorinated ketones
05/28/2003EP1313789A2 Methods for converting linear polyesters to macrocyclic oligoester compositions and macrocyclic oligoesters
05/28/2003EP1313788A2 Polyester precursor purification process
05/28/2003EP1313694A1 Process for making n-aryl-anthranilic acids and their derivatives
05/28/2003EP1068174B1 Method for producing acrylic acid and acrylic acid esters
05/28/2003EP1066239B1 Method for producing acrylic acid and acrylic acid esters
05/28/2003EP0999999B1 Method for preparing substituted benzyl bromides
05/28/2003EP0946280B1 Method for carrying out reactions characterized by an equilibirum
05/28/2003CN1420877A Method for direct esterification of sorbitol with fatty acids
05/28/2003CN1420860A Process for carbonylation of ethylenically unsaturated compounds
05/28/2003CN1420859A Process for preparing trimethylhydroquinone diacetate and trimethyl hydro quinone
05/27/2003US6570035 Process for producing pivaloyl-acetic acid ester
05/27/2003US6568406 Method of cleaning plant parts for the preparation or processing of (meth)acrylic esters
05/22/2003WO2003042288A1 Method for dissolving saturated polyester, solution for decomposing saturated polyester and method for decomposition using the same
05/22/2003WO2003042151A1 Method for producing (meth) acrylic acid esters of polyhydric alcohols
05/22/2003WO2003042135A2 P-chiral phospholanes and phosphocyclic compounds and their use in asymmetric catalytic reactions
05/22/2003WO2003042133A1 Extraction of phenolic antioxidants
05/22/2003WO2003042132A1 Recovery and recycling of chiral tartaric acid resolving agents
05/22/2003US20030097017 Inhibitor composition for stabilizing substances capable of free radical polymerization
05/22/2003US20030096996 Process for producing organotitanium compound and process for addition reaction
05/22/2003US20030096802 Pentanoic acid derivatives
05/22/2003CA2466514A1 Extraction of phenolic antioxidants
05/22/2003CA2466449A1 P-chiral phospholanes and phosphocyclic compounds and their use in asymmetric catalytic reactions
05/22/2003CA2465294A1 Recovery and recycling of chiral tartaric acid resolving agents
05/21/2003EP1311517A1 Cycloaliphatic/aromatic diphosphines and use thereof in catalysis
05/21/2003EP1311469A1 Method for producing beta- ketoenol esters
05/21/2003EP1311345A1 Biphasic reaction vessel and methods of use
05/21/2003EP1124785B1 A process for the preparation of alpha-arylalkanoic acids
05/21/2003EP1066306B1 Synthesis of higher polyol fatty acid polyesters by transesterification
05/21/2003EP1060156A4 Process for making carboxylic acid esters
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