Patents for C07C 67 - Preparation of carboxylic acid esters (66,429) |
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06/11/1991 | US5023379 Process for the preparation of hydroxyamines |
06/11/1991 | US5023370 Fluorinated carboxy sulfonates |
06/11/1991 | US5023365 Process for preparing an intermediate |
06/11/1991 | US5023364 Phenoxyalkylcarboxylic acid derivatives and process for their preparation |
06/11/1991 | US5023363 Antiinflammatory agent, antiallergens, skin disorders, vision defects |
06/11/1991 | US5023358 Vanadyl organo-mineral compound, method for obtaining such a compound, pharmaceutical composition containing this organo-mineral compound |
06/11/1991 | US5023356 Forming charge transfer complex with electron donating compound |
06/11/1991 | US5023342 Cyclic sulfate compounds |
06/11/1991 | US5023277 Syngas conversion catalyst its production and use thereof |
06/11/1991 | US5023273 6-oxoprostaglandin E derivatives, process for their production and their pharmaceutical use |
06/11/1991 | US5023268 Therapy for cerebral edema |
06/11/1991 | US5023232 Mixtures of bicyclic ethers and fragrance compositions containing same |
06/11/1991 | US5023226 Ruthenium supported catalyst, its preparation and its use in the preparation of substituted or unsubstituted cyclohexylamine and substituted or unsubstituted dicyclohexylamine |
06/11/1991 | US5023057 Carbon particles travelling on a carrier surface reacted with fluorine diluted with an inert gas; continuous processing; nonflammable |
06/06/1991 | DE4038138A1 Purifying di:methyl terephthalate by recrystallisation from methanol - washing moist crystals, drying by melting and evapn. of methanol and recycling wash liq. and part of mother liquor |
06/06/1991 | CA2031429A1 Process for the preparation of vinyl acetate |
06/05/1991 | EP0430579A2 Fluoroaliphatic-group-substituted esters and method of making the same |
06/05/1991 | EP0430434A2 Process for the preparation of fluoroaromatic and fluoroheteroaromatic compounds |
06/05/1991 | EP0429800A2 Process for preparing unsaturated carboxylic acid ester |
06/05/1991 | EP0429692A1 Continuous process for preparing metallic soaps |
06/05/1991 | EP0429618A1 Reactive compounds containing perfluorocyclobutane rings |
06/05/1991 | CN1012733B Process for the preparation therapeutic agents and their use |
06/05/1991 | CN1012732B Gen-dihalo-1, 8-diamino-4-aza-octanes |
06/04/1991 | US5021605 Trifluorobenzene compounds |
06/04/1991 | US5021603 Thiuram polysulfide production |
06/04/1991 | US5021602 Monomers for condensation polymers |
06/04/1991 | US5021593 Ruthenium-optically active phosphine complex |
06/04/1991 | US5021581 Fungicides |
06/04/1991 | US5021570 Aqueous solution containing fat-soluble vitamin K |
06/04/1991 | US5021567 8-hydroxyquinoline chelating agents |
06/04/1991 | US5021458 Amine derivatives and fungicides containing the same |
06/04/1991 | US5021414 Phenol derivatives |
06/04/1991 | US5021191 Ferroelectricity display elements; extremely small redution in crystal temperature region |
06/04/1991 | US5021174 Compounds useful as detergent additives for lubricants and lubricating compositions |
06/04/1991 | CA1284665C Process for hydroxymethylation |
06/04/1991 | CA1284662C Phenol alkylation process |
06/04/1991 | CA1284661C Reduction of organic sulfur compounds |
06/04/1991 | CA1284658C Process for the carbonylation of ethylenically unsaturated compounds |
06/04/1991 | CA1284656C PROCESS FOR THE PREPARATION OF ESTERS OF .alpha.-ETHYLENICALLY UNSATURATED ALCOHOLS AND .alpha.-ETHYLENICALLY UNSATURATED CARBOXYLIC ACIDS |
06/04/1991 | CA1284655C Catalytic process for production of alkoxylated esters |
06/04/1991 | CA1284654C ¬4.2.0|bicyclooctane derivatives with valuable therapeutic properties |
06/04/1991 | CA1284653C Instant adhesive composition utilizing calixarene accelerators |
06/04/1991 | CA1284651C Pharmaceutical compositions containing 5-phenyl-1, 3- dioxoalkenyl compounds |
06/04/1991 | CA1284646C Cytoprotective derivatives useful in ischemic diseases, their preparation and compositions containing them |
05/30/1991 | WO1991007385A1 Preparation of propenoic acid derivatives |
05/30/1991 | WO1991007373A1 New derivatives of 3,3,5-trimethylcyclohexanol methyl-2 propionate, preparation method and therapeutical compositions containing them |
05/29/1991 | EP0429123A1 Compositions from alpha,beta-unsaturated dicarboxylic acid esters and olefinically unsaturated compounds which are particularly suitable for use as lubricants and lubricant additives and a process for the preparation of such compositions |
05/29/1991 | EP0428979A2 Carbonylation of allylic butenols and butenol esters |
05/28/1991 | US5019657 Process for the preparation of halophenols |
05/28/1991 | US5019655 Method of preparing 4-dichlorophenyl-1-tetralones |
05/28/1991 | US5019654 Fluorinated tertiary butylamines |
05/28/1991 | US5019593 Antifungal fermentation products and compositions thereof |
05/28/1991 | US5019299 Process for the manufacture of wax-like esterification products |
05/28/1991 | US5019296 Bleach stabilizer, builders |
05/28/1991 | CA1284512C PROCESS FOR DIMERIZING .alpha.-OLEFINS |
05/28/1991 | CA1284511C Conversion of methane to higher hydrocarbons |
05/28/1991 | CA1284510C Xylene isomerization |
05/28/1991 | CA1284507C Melphalan derivatives |
05/28/1991 | CA1284501C Phenyl carbamates |
05/28/1991 | CA1284495C Chlorination of carbohydrates and other alcohols |
05/28/1991 | CA1284491C Procedure for separating lignin and phenol from phenol solutions |
05/28/1991 | CA1284487C Supported metal catalysts and use thereof |
05/28/1991 | CA1284486C Hydrogenation catalyst shapes |
05/22/1991 | EP0428506A2 Zeolite L |
05/22/1991 | EP0428392A2 Optically active compounds having plural chiral centers and the production thereof |
05/22/1991 | CN1051549A Adsorptive separation of para-xylene using tetralin desorbent |
05/21/1991 | US5017721 Process for the preparation of oxalyl- and oxamyl-hydrazides |
05/21/1991 | US5017720 Iron salt esterification catalyst, phenothiazine and alkylphenol preservative |
05/21/1991 | US5017719 Esters of arylbisperfluoroalkylcarbinols, and a process for the preparation of these compounds |
05/21/1991 | US5017611 Ethyl-3-(2-ethyl-2,2-dimethylhydrazinium)-propionate salts to treat arrhythmia |
05/21/1991 | US5017608 Hydrocinnamic acid derivatives |
05/21/1991 | US5017606 Insecticides, miticides |
05/21/1991 | US5017480 Process for recovering L-amino acid from fermentation liquors |
05/21/1991 | US5017290 Separation agent comprising acyl- or carbamoyl-substituted polysaccharide |
05/21/1991 | CA1284336C Amido substituted naphthalenes and intermediates thereof |
05/21/1991 | CA1284329C [(2,3,9,9a-tetrahydro-3-oxo-9a-substituted-1h-fluoren-7-yl) oxy] ethanimidamides and [(2,3,9,9a-tetrahydro-3-oxo-9a- substituted-1h-fluoren-7-yl) oxy]-ethanimidic acid hydrazides,their derivatives and their salts |
05/16/1991 | WO1991006525A1 Process for the production of polybasic acid esters with recovery of boron trifluoride |
05/16/1991 | DE3937287A1 Continuous sepn. of fatty acid mono:glyceride from mixed glyceride(s) - by countercurrent extn. with supercritical carbon di:oxide in 2 packed columns in series, with higher gas pressure in second column |
05/15/1991 | EP0427396A2 Process for producing optically active fluorine-containing 3-hydroxybutyric acid esters |
05/15/1991 | EP0427062A2 Process for the production of methyl formiate |
05/15/1991 | EP0426846A1 Fluorinated-aromatic sulfonic acid catalyst, process for its production, and its use |
05/15/1991 | EP0259468B1 Cyclodextrinclathrates of carbacycline derivatives and their use as medicinal drugs |
05/15/1991 | EP0247201B1 Propane-1,3-diol derivatives, a method for their production and a pharmaceutical composition |
05/15/1991 | CN1051312A Oligomerization catalyst to alpha-olefins |
05/15/1991 | CN1051310A Method for maintaining activity of zeolite catalysts |
05/14/1991 | US5015792 Preparation of 4,4'-dibromobiphenyl |
05/14/1991 | US5015769 Hair dyes formed by reaction of an alcohol with a phenol in the presence of a strong base for etherification followed by amination |
05/14/1991 | US5015764 Separation of racemic mixtures by forming a salt solution with an organic base followed by treatment with a chiral organic nitrogenous base and precipitation |
05/14/1991 | US5015763 N-methyl-α-dialkylamioacetohydroxamic acid compound |
05/14/1991 | US5015762 Alkoxy substituted ureas as herbicides |
05/14/1991 | US5015761 Esters and alcohol derivatives of dimethyltricyclo(6.2.01.6)un decanes as perfumes |
05/14/1991 | US5015760 Process for the preparation of glyoxylic acid and glyoxylic acid derivatives |
05/14/1991 | US5015759 Esterification with organotin, organotitanium and organozirconium compounds as catalysts |
05/14/1991 | US5015758 Reaction of acyloxyadamantane with a receptor compound in a solvent and in the presence of sulfuric acid |
05/14/1991 | US5015756 Ammoxidation of alkenes to form unsaturated nitriles |
05/14/1991 | US5015755 9-anthrylalkyl compounds |
05/14/1991 | US5015752 Thiuram polysulfide |
05/14/1991 | US5015745 Ketalization, sulfonylation, amination and diazotization to form a demethoxydaunomycinone |
05/14/1991 | US5015625 Methylenecyclohexane Carboxylates |
05/14/1991 | US5015418 Acyl malate diesters |