Patents for C07C 67 - Preparation of carboxylic acid esters (66,429) |
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12/24/2002 | US6498256 Catalysts for asymmetric addition reactions, for example of hydrogen, to prochiral unsaturated organic compounds. |
12/20/2002 | WO2001098254A1 Method for preparing amino alkyl(meth)acrylates |
12/20/2002 | CA2413411A1 Method for preparing amino alkyl(meth)acrylates |
12/19/2002 | WO2002100854A1 Lactone formulations and method of use |
12/19/2002 | WO2002100816A1 Process for producing 2-alkyl-2-adamantyl (meth)acrylate |
12/19/2002 | WO2002100815A1 Method for producing (meth)acrylic acid esters |
12/19/2002 | WO2002100814A1 Method for producing (meth)acrylic acid esters |
12/19/2002 | WO2002100323A2 METHYL ANALOGS OF SIMVASTATIN AS NOVEL HMG-CoA REDUCTASE INHIBITORS |
12/19/2002 | WO2002100192A1 Taste modifiers comprising a chlorogenic acid |
12/19/2002 | WO2002060852A3 Process for the preparation of alkyl lactates |
12/19/2002 | WO2002042248A3 Naphthalene derivatives |
12/19/2002 | US20020193624 Reacting a carboxylic ester with an alkylene oxide in the presence of a multimetal cyanide compound; concrete fluidizers |
12/19/2002 | US20020193623 Process for the manufacture of 2-ethylhexyl acrylate |
12/19/2002 | US20020193482 Useful for the preparation of a heat-sensitive tacky adhesive having excellent adhesive strength and blocking resistance; solid plasticizer |
12/19/2002 | US20020193347 Using an optically active N-substituted chiral derivative of norephedrine as ligand for enantioselective reduction of unsaturated compounds carrying functional groups by a hydrogen transfer method |
12/19/2002 | US20020192132 Sulfur-bearing residue treatment system |
12/19/2002 | US20020189927 Isolation of a treating fluid or chemical treatment from a treatment column and taking out a formed product by liquefication after evaporation |
12/19/2002 | DE10129287A1 Preparation of alkylpolyalkylene glycol carboxylic acid esters by reaction of carboxylic acid ester with alkylene oxide using multicyanide catalyst useful as raw material for liquefied concrete |
12/19/2002 | DE10128306A1 Preparing mixed phthalate esters of decanol and tridecanol, useful as plasticizers, particularly for polyvinyl chloride |
12/19/2002 | CA2450617A1 Methyl analogs of simvastatin as novel hmg-coa reductase inhibitors |
12/19/2002 | CA2446194A1 Taste modifiers comprising a chlorogenic acid |
12/18/2002 | EP1266882A1 Process for the preparation of cyclohexanedicarboxylic acid esters |
12/18/2002 | EP1266685A1 A method for preventing an easily polymerizable substance from polymerizing and a method for producing (meth)acrylic acid or an ester thereof |
12/18/2002 | EP1266679A1 Improved sulfur-bearing residue treatment system |
12/18/2002 | EP1265843A2 Mixtures of semi-esters of polybasic organic acids and long-chain alkanols, the production and the use thereof |
12/18/2002 | EP1265841A2 Process for the preparation of sodium salts of statins |
12/18/2002 | EP1265604A1 Process for recovering statin compounds from a fermentation broth |
12/18/2002 | EP1265591A2 Emollient for cuticle treatment and delivery system therefore |
12/18/2002 | EP1053221B1 Lipid mixtures and their use |
12/18/2002 | CN1386117A Bis (cis-3,3,5-trimethylcyclohexyl) phthalate, process for producing the same, and thermoplastic resin composition |
12/18/2002 | CN1385414A Method for preparing unsaturated carboxylic ester |
12/18/2002 | CN1385244A Preparation and use of palladium catalyst for cross-coupling reaction |
12/18/2002 | CN1096573C Method for transmitting easy polymerized material |
12/18/2002 | CN1096443C Process for manufacture of sec-butyl acrylate by reaction of acrylic acid and bytene isomers |
12/18/2002 | CA2389772A1 Process for the preparation of bromodifluoroacetic compounds |
12/17/2002 | US6495712 Process for production of carboxylic acid aryl esters |
12/17/2002 | US6495710 Synthesis and use of dimethyl 1,5-naphthalenedicarboxlyates and intermediates therefrom |
12/17/2002 | US6495706 Process for producing hydroxycarboxylic acid ester |
12/17/2002 | US6495045 Solid substance removing device |
12/13/2002 | WO2002000595A1 Intermediate and process for producing fluorinated carboxylic acid derivative from the same |
12/13/2002 | CA2412587A1 Intermediate and process for producing fluorinated carboxylic acid derivative from the same |
12/12/2002 | WO2002098854A2 Process for preparing chiral diol sulfones and dihydroxy acid hmg coa reductase inhibitors |
12/12/2002 | WO2002098837A1 Process for preparing alkylidene substituted succinic acid esters |
12/12/2002 | WO2002098826A2 Solid phase extraction method for isolating unsaturated compounds |
12/12/2002 | WO2002098558A1 Catalyst for carboxylic ester production and process for producing carboxylic ester |
12/12/2002 | US20020188153 Apparatus and process for the high yield production of methyl methacrylate or methacrylic acid |
12/12/2002 | US20020188152 Palladium-gold on a silica support , by impregnating with aqueous solutions of palladium and gold compounds, precipitating water insoluble compounds and reducing with ethylene or hydrogen, impregnating with potassium alkanoate |
12/12/2002 | US20020188151 Decomposing methyl t-butyl ether to obtain an isobutylene and a methanol, oxidizing isobutylene to obtain a compound selected from methacrylic acid and methacrolein, esterifying the intermediate with methanol to form methyl methacrylate |
12/12/2002 | US20020188147 Reacting an acid with a base in a solvent which contains 1-methyl-2-pyrrolidinone replacing pyridine solvent which is a challenge for disposal and safe handling |
12/12/2002 | US20020188130 Alpha, alpha-dibromo-alpha-chloro-acetophenones as synthons |
12/12/2002 | US20020188121 Novel olefination process to itaconate and succinate derivatives |
12/12/2002 | US20020187531 Process for recovering statin compounds from a fermentation broth |
12/12/2002 | DE10224937A1 Separation of highly unsaturated compounds, e.g. essential polyunsaturated fatty acids, from liquid mixtures, e.g. oils, by selective complexation on silver ion-charged acidic cation exchanger |
12/12/2002 | CA2449813A1 Process for preparing chiral diol sulfones and dihydroxy acid hmg coa reductase inhibitors |
12/11/2002 | EP1264822A2 Stabiliser modification |
12/11/2002 | EP1264819A1 Process for inhibiting polymerization of a vinyl compound |
12/11/2002 | EP1263735A1 Acid addition salts of imidazolidinones as reaction catalysts |
12/11/2002 | EP1263709A2 Process for the carbonylation of ethylenically unsaturated compounds |
12/11/2002 | EP1263708A1 Production of esters |
12/11/2002 | EP0719246B2 Synthesis of vinyl esters |
12/11/2002 | CN1384815A Process for preparation of alkanoyloxy benzesulfonic acids and salts thereof |
12/11/2002 | CN1384105A Asymmetric copper compound and cyclopropanation reaction with it |
12/11/2002 | CN1384093A Preparation processo f methyl methacrylate |
12/11/2002 | CN1384092A Improved 2-ethyl hexyl acrylate producing process |
12/11/2002 | CN1384091A Clean method of esterifying halide |
12/11/2002 | CN1095827C Esterification of (meth) acrylic acid with alkanol |
12/11/2002 | CN1095826C Exterification of (meth) acrylic acid with alkanol |
12/11/2002 | CN1095825C Process for preparation of alkyl halodifluoroacetates |
12/11/2002 | CN1095823C Process for synthesizing acyl chloride |
12/10/2002 | US6492546 Process for preparing unsaturated carboxylic esters |
12/10/2002 | US6492545 Process for producing optically active alcohol |
12/10/2002 | US6492542 Method for producing carboxylic acid tertiary alkyl ester |
12/10/2002 | US6492534 Process and intermediate compounds for the preparation of pyrrolidines |
12/10/2002 | US6492299 Impregnating catalyst support with such as palladium acetate, reducing to metallic palladium and sintering; decreased initial activity and longer useful life; esterification of ethylene and acetic acid in presence of oxygen |
12/10/2002 | US6491795 Process for recovering benzyl benzoate |
12/10/2002 | CA2036360C Reagents and methods for stereospecific fluoromethylation |
12/05/2002 | WO2002098156A1 A method for enabling a subscriber entity to actively communicate in a communication network |
12/05/2002 | WO2002096849A1 Method for producing aromatic aldehydes and ketones by the catalytic oxidation of alkyl-aromatic compounds |
12/05/2002 | WO2002096846A1 Uncatalysed addition reactions |
12/05/2002 | WO2002096550A1 Methods for solubilizing and recovering fluorinated compounds |
12/05/2002 | WO2002067847A3 Process for the preparation of alkyl benzoylacrylates |
12/05/2002 | US20020183545 Esterification of acetic acid with butanol or isobutanol in the presence of a solid acidic catalyst; distillation separation runs simultaneously |
12/05/2002 | US20020183544 Continuous process for tertiary butyl esters |
12/05/2002 | US20020183542 Process for the manufacture of 2-ethylhexyl acrylate |
12/05/2002 | US20020183535 Metal catalysts and methods for making and using same |
12/05/2002 | US20020183516 Cross-coupling reaction of organosilicon nucleophiles |
12/05/2002 | US20020183512 Compounds for use in treatment of cancer |
12/05/2002 | DE10129129C1 Production of cyclohexanedicarboxylic ester, used as plasticizer or intermediate in industrial organic chemistry, involves hydrogenating benzenedicarboxylic ester over nickel catalyst after synthesis, neutralization and drying |
12/04/2002 | EP1261657A2 Poly(3-cyclopropyl-3-hydroxypropionate) and processes for its preparation and derivatives thereof |
12/04/2002 | EP1027343B1 Process for the preparation of hydroxy substituted gamma butyrolactones |
12/04/2002 | EP1003707B1 Malonic acid and esters thereof |
12/04/2002 | CN1382677A Preparing method for 3-e Menthyloxy -1,2-propanediol |
12/04/2002 | CN1382671A Process for preparing ester from acetic acid and chlorine gas by cyanation in advance |
12/04/2002 | CN1095459C Esterified substance, its prepn. process and its application in preparing synergist of agricultural chemicals |
12/03/2002 | US6489506 Using a high molar ratio of ethylene to carbon monoxide in the gas in contact with the liquid phase to improve activity and life of the catalyst |
12/03/2002 | US6489505 Process for producing 3,3-dimethyl-2-formylcyclopropane-carboxylic acid ester |
12/03/2002 | US6489496 Transesterification process |
11/28/2002 | WO2002094761A1 Stereoselective synthesis of 2-hydroxy-4-phenylbutyric acid esters |
11/28/2002 | WO2002094755A1 Catalytic system for aldol reactions |
11/28/2002 | WO2002094748A1 Impurity inhibition in olefin metathesis reactions |