Patents
Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
08/1995
08/15/1995US5442095 Catalysts, process for their preparation, and their use
08/15/1995US5442093 Process for preparing intermediates for the synthesis of antifungal agents
08/15/1995US5442082 Treatment with alkylene oxide in the presence of an alkaline alkoxylation catalyst; for removal of printing inks from waste paper
08/15/1995US5442081 Process for the production of oligomeric fatty acids and lower alkyl ester thereof
08/15/1995US5441731 Compounds
08/15/1995CA1336720C Process for refining ethylene glycol
08/15/1995CA1336718C Process for making acrylamide and n-substituted acrylamides
08/15/1995CA1336711C Lactam derivatives, their preparation and their use as hypotensive agents
08/13/1995CA2142255A1 Process for the preparation of 4-alkoxy-3,5,6-trifluorophthalic acids and 3-alkoxy-2,4,5-trifluorobenzoic acids
08/10/1995WO1995021144A1 Process for producing 3-aryl propines and novel 3-aryl propines
08/10/1995DE4409569C1 New poly:glycerol poly:ricinoleate ester(s)
08/10/1995CA2182292A1 Process for producing 3-aryl propines and novel 3-aryl propines
08/09/1995EP0665829A1 Isomerization of dimethylcyclohexanedicarboxylate.
08/09/1995EP0535073B1 Process for carrying out an equilibrium reaction using vapour permeation
08/09/1995CN1029478C Prepn. of aromatic ester or aromatic ether
08/08/1995US5440065 Process for preparing 4-amino-5-hexenoic acid
08/08/1995US5440059 Clay-catalyzed synthesis of aryl-substituted fatty acids and fatty esters and compositions related thereto
08/08/1995US5439908 Diazinyl butyric acid amides and esters
08/08/1995CA2063644C Process for the recovery of rhodium from the residues of the distillation of products of the oxo synthesis
08/08/1995CA1336589C Process for brominating an alkylarene substrate
08/08/1995CA1336588C Process for the production of a dibrominated alkylbenzene
08/03/1995WO1995020565A1 Process for the separation of glycols from dimethyl terephthalate
08/03/1995WO1995020564A1 Leukotriene b4 derivatives, methods of preparing them and their use as drugs
08/03/1995WO1995020563A1 New leukotriene b4 derivatives, methods of preparing them and their use as drugs
08/03/1995WO1995020561A1 Process for preparing carboxylic acids by carbonylation of ethers and thioethers
08/03/1995DE4402915A1 Verfahren zur Herstellung von 3-Aryl-propinen A process for the preparation of 3-aryl-propinen
08/03/1995CA2182212A1 Process for preparing carboxylic acids by carbonylation of ethers and thioethers
08/02/1995EP0665212A1 Process for the preparation of substituted phenylacetic acid derivates and intermediates
08/02/1995CN1105982A Processing method of diethyl metabenzenediformate
08/01/1995US5438059 Certain acrylates having fungicidal activity
08/01/1995CA2032110C Process for preparing hexenedioic acid diesters
08/01/1995CA1336517C Phase transfer catalysed process for borohydride reductions of carbonyl compounds
07/1995
07/27/1995WO1995019967A1 A process for the preparation of 3-(substituted phenyl) pyrazole derivatives
07/27/1995DE4422858C1 Unsatd. fatty alcohol(s) with improved low-temp. properties
07/25/1995US5436369 Alicyclic phospholipase A2 inhibitors
07/25/1995US5436365 Process for the preparation of pimelic esters
07/25/1995US5436364 Process for producing dimethyl 2,6-naphthalene-dicarboxylate
07/25/1995US5436357 Vinylphenylethyltin compounds for polymers
07/25/1995US5436356 Catalytic carbonylation of olefins to form carboxylic acids
07/25/1995CA1336428C Substituted dibenzocycloheptenimines
07/20/1995WO1995019337A1 NOVEL HIGH ENANTIO-SELECTIVE PROCESS FOR PRODUCING PURE ENANTIOMERIC CYCLOPENTANE AND CYCLOPENTENE-β-AMINO ACIDS
07/20/1995WO1995019331A2 Process for the preparation of an aldehyde
07/20/1995WO1995019222A1 Sol-gel derived porous microcomposite of perfluorinated ion-exchange polymer and metal oxide
07/20/1995DE4400749A1 Neues hochenantioselektives Verfahren zur Herstellung von enantiomerenreinen Cyclopentan- und -penten-beta-Aminosäuren New highly enantioselective process for the preparation of enantiomerically pure cyclopentane- and -pentene beta amino acids
07/19/1995EP0663387A1 Process for producing esterified alkoxylated polyols with improved stability
07/19/1995EP0663386A1 Process for the transesterification of (meth-)acrylic esters
07/19/1995EP0663382A1 Process for preparing optically active succinic acid compound
07/19/1995EP0662947A1 Internally stable mixed hydroxyethers
07/19/1995EP0544729B1 Process for purifying an oxidation waste gas
07/19/1995EP0484963B1 Recovery of methyl esters of aromatic acids and glycols from thermoplastic polyester scrap
07/18/1995US5434303 Process for the preparation of 1-fluoro-cyclopropane-1-carboxylic acid
07/18/1995US5434299 Process for recovering optical isomers and solvent, process for using solvent by circulation and process for reusing optical isomers in optical resolution
07/18/1995US5434298 Process for recovering optical isomers and solvent, process for using solvent by circulation and process for reusing optical isomers in optical resolution
07/18/1995US5434294 Esterification
07/18/1995US5434293 Alkylation of alkyl salicylate using a long chain carbon feed
07/18/1995US5434289 Process for producing optically active β-hydroxyketone
07/18/1995US5434282 Double-branched compounds and processes for their production
07/18/1995US5434280 Process for preparing pure monoglycerides, pure diglycerides and/or pure triglycerides
07/18/1995US5434278 Synthesis of acetoglyceride fats
07/18/1995US5434267 Process for the preparation of substituted 3-alkoxyacrylates
07/18/1995US5434237 Ester compounds, process for their preparation and their use
07/18/1995US5434236 Photodegradable polyesters
07/18/1995US5434186 Antiinflammatory agents
07/18/1995US5434180 Skin disorders; retinoid activity; rheumatoid psoriasis;
07/18/1995CA2140304A1 Process for transesterification of (meth)acrylic acid esters
07/18/1995CA1336348C Process for industrial synthesis of perindopril and its major synthesis intermediates
07/13/1995WO1995018784A1 ASYMETRIC HYDROGENATION OF β- or ηg-KETOESTERS AND β- or η-KETOAMIDES
07/13/1995WO1995018783A1 Process for the preparation of a linear formyl compound
07/13/1995CA2180663A1 Process for the preparation of a linear formyl compound
07/13/1995CA2178948A1 Asymetric hydrogenation of .beta.- or .gamma.g-ketoesters and .beta.- or .gamma.-ketoamides
07/12/1995EP0662468A1 Process for the preparation of 5-formylvalerate
07/12/1995EP0662467A1 Process for the preparation of an ester
07/12/1995EP0662466A1 Continuous process for the recovery of terephthalic acid from waste or used products of polyalkylene terephthalate polymers
07/12/1995EP0662343A1 The catalysed hydrogenation of carboxylic acids and their anhydrides to alcohols and/or esters
07/12/1995EP0662073A1 Process for preparing 5,8-dihydronaphthoquinone derivatives, novel 5,8-dihydronaphthoquinone derivatives and their use as anticancer agent
07/12/1995CN1105057A Lubricant oil compositions
07/12/1995CN1105013A Process for the carbonylation of methanol or a reactive derivatives thereof
07/12/1995CN1104930A Fluorination in tubular reactor system
07/11/1995US5432203 Depolymerizing polyester: mixing with reactor melt, rectifier liquid in dissolver; contacting reduced chain length product in reactor with superheated methanol; separating products in rectifier into vapor, liquid phases; optimal conditions cited
07/11/1995US5431900 Ester-substituted diaminedithiols and radiolabeled complexes thereof
07/11/1995CA1336306C Hydrolyzable fluorescent substrates and analytical determinations using same
07/11/1995CA1336287C Selective serotonin uptake inhibitors
07/07/1995CA2139521A1 Process for the preparation of 5-formylvalerate
07/06/1995WO1995018089A1 Process for the preparation of 5-formylvaleric acid and 5-formylvalerate ester
07/06/1995WO1995017963A1 Process for producing an iridium solution and use of same as catalyst.
07/06/1995WO1995017937A1 Method of working up a reaction mixture by means of a column placed on the reaction vessel
07/06/1995CA2180264A1 Process for the preparation of 5-formylvaleric acid and 5-formylvalerate ester
07/05/1995EP0661259A1 Substituted (5,6)-dihydronaphthalenyl compounds having retinoid-like activity
07/05/1995EP0526572B1 Recovery of ethylene glycol and dimethyl terephthalate from polyethylene terephthalate
07/05/1995CN1104628A Oxo-synthesis of diethyl malonate
07/05/1995CN1104623A Method for carbonylation of allylic butenol and ester of same
07/05/1995CN1104622A Preparation of lignan analogues
07/04/1995US5430212 Olefin oligomerization
07/04/1995US5430181 Process for improving a controlled oxidation reaction
07/04/1995US5430179 Homogeneous process for the ruthenium catalyzed addition of carboxylic acids to alkynes
07/04/1995US5430178 Process for the preparation of acetic esters from methanol
07/04/1995US5430177 Polyfunctional Michael addition products
07/04/1995US5430174 Depolymerization, ester interchange, crystallization
07/04/1995US5430173 Process for preparing alkyl 3-hydroxy-2, 4, 5-trifluorobenzoates and/or alkyl 3-alkoxy-2, 4, 5-trifluorobenzoates
07/04/1995US5430172 Preparation of 4-alkanoylaryl benzyl ethers