| Patents for C07C 67 - Preparation of carboxylic acid esters (66,429) |
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| 09/06/2000 | CN1265390A Method for preparation of 2,3,5-trimethyl hydrochinone di-ester |
| 09/06/2000 | CN1265338A Apparatus for adding fluid into process material flow |
| 09/06/2000 | CN1056135C Diethyl oxalate by gas phase CO link-coupled regeneration catalyzing circulation |
| 09/06/2000 | CN1056134C Process for preparation of linear aldehyde organic compound |
| 09/05/2000 | USRE36849 Anisotropic compounds and liquid crystal mixtures therewith |
| 09/05/2000 | US6114573 Catalyzing the esterification reaction for preparing vinyl acetate in the gas phase from ethylene, acetic acid and oxygen or oxygen-containing gases in the presence of a catalyst containing palladium and gold |
| 09/05/2000 | US6114571 A esterification catalyst for preparing vinyl acetate in the gas phase from ethylene, acetic acid and oxygen or oxygen-containing gases |
| 08/31/2000 | WO2000050430A1 Chiral diazaphospholidine ligands |
| 08/31/2000 | WO2000050375A1 Method for producing [1,1':4',11']-terphenyl compounds |
| 08/31/2000 | DE19908320A1 Verfahren zur Herstellung von Vinylestern aus Butenoligomeren A process for preparing vinyl esters from butene oligomers |
| 08/31/2000 | DE19907904A1 Verfahren zur Herstellung von [1,1':4',1"]-Terphenylverbindungen Process for the preparation of [1,1 ': 4', 1 "] - terphenyl |
| 08/31/2000 | DE19907519A1 Verfahren zur Herstellung von substituierten Olefinen A process for the preparation of substituted olefins |
| 08/30/2000 | EP1031561A1 Manufacture of cycloalkenylpolyene esters |
| 08/30/2000 | EP1031554A1 Jasmonic acid compounds and process for the preparation thereof |
| 08/30/2000 | EP1031553A1 Process for the preparation of substituted olefins |
| 08/30/2000 | EP1030830A1 Process for preparing gamma-butyrolactone, butane-1,4-diol and tetrahydrofuran |
| 08/30/2000 | EP1030827A1 Method for producing 1,6-hexanediol and 6-hydroxycaproic acid or their esters |
| 08/30/2000 | CN1265090A Method for esterification of (meth) acrylic acids |
| 08/30/2000 | CN1265088A Improed process of prepn. of linear aldehydes |
| 08/30/2000 | CN1264696A Low polymer diaryl butadiene compounds |
| 08/30/2000 | CN1264621A Catalyst for prodn. of vinyl acetate by using fluidized bed |
| 08/30/2000 | CN1055914C Process for prepn. of carboxylic acids or corresponding esters in presence of catalyst based on iridium |
| 08/29/2000 | US6111135 Reacting ethylene, formaldehyde, a carboxylic acid, and a specified metal complex having a sulfonic acid or carboxylic acid anion and neutral ligand to form the propanediol esters useful in polyester synthesis; by-product inhibition |
| 08/29/2000 | US6111134 Process for producing unsaturated glycol diester using tellurium and rhodium catalyst |
| 08/29/2000 | US6111133 Process for preparing substituted styrenes |
| 08/29/2000 | US6111130 Process for the preparation of trifluoromethyl containing derivatives |
| 08/29/2000 | US6111125 Preparation of (1R,4S)-4-hydroxy-1,2,2-trimethylcyclopentyl methyl ketone and derivatives and stereoisomers of this compound |
| 08/29/2000 | US6111114 4-bromomethyldiphenyl substituted by 2'-cyano,-carboxy, carbonyloxy or carboxyamide prepared by brominating the corresponding 4-methyl compound using bromine or aqueous hydrobromine solution in the presence of hydrogen peroxide |
| 08/26/2000 | CA2299587A1 Process for producing vinyl esters from butene oligomers |
| 08/24/2000 | WO2000048984A1 Process to separate linear alkyl 5-formylvalerate |
| 08/24/2000 | WO2000048979A1 Catalyst having solid and vaporous component for the carbonylation of lower alkyl alcohols |
| 08/24/2000 | WO2000048978A1 Method for carbonylation of lower aliphatic alcohols |
| 08/24/2000 | WO2000048977A1 Method for carbonylation of lower alkyl alcohols |
| 08/24/2000 | WO2000048976A1 Iridium catalyst for carbonylation of lower aliphatic alcohols |
| 08/24/2000 | WO2000002887B1 Ligands for metals and metal-catalyzed processes |
| 08/23/2000 | EP1029848A1 Process to separate linear alkyl 5-formylvalerate |
| 08/23/2000 | EP1029847A1 Process for producing hydroxyalkyl (meth)acrylates |
| 08/23/2000 | EP1029586A2 Emulsifiers |
| 08/23/2000 | EP1029572A2 Method for distilling polymerizable compound or liquid containing polymerisable compound |
| 08/23/2000 | EP1028936A1 Sulfur removal process from an acrylate stream |
| 08/23/2000 | EP1028801A1 A method of performing a chemical reaction |
| 08/23/2000 | EP0934245B1 A process for the preparation of vinylesters |
| 08/23/2000 | EP0821662B1 Recovery of acetic acid from dilute aqueous streams formed during a carbonylation process |
| 08/23/2000 | EP0820429B1 Recovery of dimethyl terephthalate from polymer mixtures |
| 08/23/2000 | CN1264361A 4-tert-butylcyclohexyl acetate and perfume composition comprising the same |
| 08/23/2000 | CN1264357A Method for producing 6,10 and 6,9-dimethyl-5,10-undecadienyl-2-ones |
| 08/23/2000 | CN1263885A Method for preparing malonate |
| 08/23/2000 | CN1263786A Method for distilling polymericable compound and liquid containing polymericable compound |
| 08/22/2000 | US6107522 Prepared from butyrolactone |
| 08/22/2000 | US6107515 Process for preparing methacrylic or acrylic esters |
| 08/22/2000 | US6107514 By reaction of ethylene, oxygen and acetic acid |
| 08/22/2000 | US6107513 Preparing vinyl acetate in the gas phase from ethylene, acetic acid and oxygen |
| 08/22/2000 | US6107500 By reaction of sorbitol with triglycerides in the presence of an alkaline catalyst and cocatalyst comprising a product of the reaction as seld-emulsifer, or an specified amidoamine, where cyclic sorbitol ester formation is avoided |
| 08/22/2000 | US6107362 Consists of acrylic or mathacrylic compounds of epoxide(meth) acrylates, obtained by reacting acrylic acid or methacrylic acid with an epoxide in presence of an esterification product of hydroxy compound with same acrylic or methacrylic acid |
| 08/22/2000 | US6107339 Derivative of ester of carboxylic acid, and insecticide and insect proofing agent containing the same |
| 08/22/2000 | US6106675 Use of a low cost supported catalyst at ambient temperature and pressure. |
| 08/22/2000 | CA2299744A1 Manufacture of cycloalkenylpolyene esters |
| 08/22/2000 | CA2298943A1 Preparation of substituted olefins |
| 08/17/2000 | WO2000047659A1 A glycolysis process for recycling of post-consumer pet |
| 08/17/2000 | WO2000047658A1 Process for recycling polyesters |
| 08/17/2000 | WO2000047320A1 Nickel catalysts on transition alumina |
| 08/17/2000 | WO2000047315A1 Use of ethoxylated glyceride mixtures as emulsifiers for producing paraffin hydrocarbon emulsions |
| 08/17/2000 | WO2000031014A8 Process of purifying and producing high purity aromatic polycarboxylic acids and derivatives thereof |
| 08/17/2000 | DE19906368A1 Emulgatoren Emulsifiers |
| 08/17/2000 | DE19905685A1 Verfahren zur Herstellung von 2,3,5-Trimethylhydrochinondiestern A process for preparing 2,3,5-trimethylhydroquinone diesters |
| 08/16/2000 | EP1028105A1 Process for the preparation of Cyanoacetic esters |
| 08/16/2000 | EP1028103A1 Process for the preparation of 2,3,5-trimethylhydroquinone diester |
| 08/16/2000 | EP1027925A1 Basic catalysts and process for producing carbonyl compound derivatives |
| 08/16/2000 | EP1027343A1 Process for the preparation of hydroxy substituted gamma butyrolactones |
| 08/16/2000 | EP1027322A1 Sulfur removal process from an acrylate waste stream |
| 08/16/2000 | EP1027321A1 Production of esters |
| 08/16/2000 | EP1027310A1 Method for producing phenols, aldehydes, esters and/or ketones from lignin and/or lignin sulphonic acid |
| 08/16/2000 | EP1027153A1 Vinyl acetate catalyst comprising metallic palladium and gold, and cupric acetate |
| 08/16/2000 | CN1263521A Process for production of methyl methacrylate |
| 08/16/2000 | CN1263145A Process for producing refined fish oil with high polyenoic acid ethyl ester content from crude fish oil |
| 08/16/2000 | CN1263083A Preparation method of tea-polyphenol high-grade aliphatic ester |
| 08/15/2000 | US6103927 By reaction thereof with carbon monoxide and a coreactant in the presence of halide anions and catalyst system comprising group viii metal cation; phosphine, arsine, or stilbine ligand; and a source of anions, other than halide; provides |
| 08/15/2000 | US6103926 Benzylic halogenation of alkylbenzoic acid esters |
| 08/15/2000 | US6103925 Muscle contraction inhibitors; modulator with selectivity for charybdotoxin-sensitive, calcium-dependent potassium channels |
| 08/15/2000 | US6103924 Rearrangement of 2,6,6-trimethylcyclohex-2-ene-1,4-dione in the presence of a solid, acid catalyst and an acylating agent |
| 08/15/2000 | US6103919 Catalytic system and method for coupling of aromatic compounds |
| 08/15/2000 | US6103801 Catalyzing the esterification reaction of maleic acid, maleic anhydride, fumaric acid and the dialkyl ester of maleic or fumaric acid with an alcohol, then reacting with alkaline earth metal alkoxide to form a reactive diluent in a paint |
| 08/11/2000 | CA2298740A1 Process for the production of 2,3,5-trimethylhydroquinone diesters |
| 08/10/2000 | WO2000046235A1 Novel betulinic acid derivatives, processes for preparing such derivatives and its use as cancer growth inhibitors |
| 08/10/2000 | WO2000046177A1 Method for the production of esters |
| 08/10/2000 | WO2000046176A1 Method for producing 3-alkene acid esters and catalyst for implementing said method |
| 08/10/2000 | WO2000046175A1 Microbial process for preparing pravastatin |
| 08/10/2000 | WO2000045952A1 Heteropoly acid catalysts supported on silica with low alkali metal content |
| 08/10/2000 | DE19904207A1 Verfahren zur Herstellung von Estern A process for the preparation of esters |
| 08/10/2000 | DE19904200A1 Verfahren zur Herstellung von 3-Alkensäureestern und ein Katalysator zur Durchführung des Verfahrens A process for the preparation of 3-alkenoic acid esters and a catalyst for carrying out the method |
| 08/10/2000 | DE19903536A1 Katalysator und Verfahren zur Herstellung von Vinylacetat Catalyst and process for the production of vinyl acetate |
| 08/09/2000 | EP1026148A1 Process for the preparation of esters of malonic acid |
| 08/09/2000 | EP1025072A1 Method for producing vicinal diols or polyols |
| 08/08/2000 | US6100410 Process for the production of 1,4-butanediol, γ-butyrolactone and tetrahydrofuran |
| 08/08/2000 | US6100374 Method of purifying crude naphthalenedicarboxlic acid and process for preparing polyethylene naphthalate |
| 08/08/2000 | US6100223 Contacting an anhydrous mixture of a c1-5 acyclic carboxylic acid and an alk-1-ene (c3-c22) with an acid catalyst to produce secondary esters which are added to an invert drilling mud; durability; oligomerization inhibition |
| 08/03/2000 | WO2000044863A1 Method for obtaining an oil that is rich in hydroxyoctadecadienoic fatty acids (hode) or the esters thereof from a mixture containing linoleic acid or the esters thereof |
| 08/03/2000 | WO2000044760A1 Synthesis of polyol fatty acid polyesters |
| 08/03/2000 | WO2000044697A1 Separation of ethanol and water from mixtures thereof by extractive distillation |
| 08/03/2000 | WO2000044696A1 Separation of ethanol and ethyl acetate from mixtures thereof by extractive distillation |