Patents
Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
11/1992
11/19/1992EP0514288A1 Process for linear dicarbonylation of difunctionalised butenes
11/19/1992EP0513878A2 Pharmaceutical compositions containing cationic surfactants
11/19/1992EP0513331A1 Azeotropic assisted transvinylation technology
11/19/1992EP0513055A1 Process for reacting a low molecular weight hydroxy compound with a carboxylic acid halide.
11/18/1992CN1019123B Fertilizer coated with sulfonated polymers
11/18/1992CN1019113B 3-aryloxy-3-substituted propanamines
11/18/1992CN1019112B Purification of terephthalic acid to relatively low levels of 4-carboxenzaldehyde
11/18/1992CN1019109B Diphenyl ether derivatives pesticide compound
11/18/1992CN1019108B Process for catalyzed hydrofluorination of halogenated alkanes
11/18/1992CN1019107B Gas-phase fluorination process
11/18/1992CN1019106B Gas-phase fluorination process
11/18/1992CN1019104B Bi-ester of phosphite
11/17/1992US5164518 Palladium-catalyzed coupling of aryl halides, non-conjugated dienes and carbon nucleophiles
11/17/1992US5164436 Waxy compounds of aromatic alcohols, their preparation and their use
11/17/1992US5164382 Bactericides, fungicides, herbicides
11/17/1992US5164124 Alkaline earth metal salts of vicinally hydroxy, alkoxy-substituted C16 -C22 fatty acids, a process for their production and their use as alkoxylation catalysts
11/17/1992US5164114 Liquid crystal
11/17/1992US5163453 3,5,5,6,8,8,-hexamethyl-1,2,3,4,5,6,7,8,-octahydro-2-naphthalenone
11/17/1992CA1310445C Derivatives of aminopimelic acid, process for their preparation and their application as medecines
11/17/1992CA1310443C Glutamic acid derivatives, their salts, process of preparation, applications as medications, and compositions containing them
11/17/1992CA1310365C Ionic conduction material
11/17/1992CA1310336C Gas-phase fluorination process
11/17/1992CA1310335C Gas-phase fluorination process
11/17/1992CA1310333C Process for preparing 3-(6'-methoxy-2'-naphthylmethyl)-2, 4-pentanedione
11/17/1992CA1310317C Prodrugs of antihypercholesterolemic compounds
11/17/1992CA1310316C PROCESS FOR RESOLUTION AND RACEMIZATION OF AMINES WITH ACIDIC .alpha.-HYDROGENS
11/17/1992CA1310314C Zeolite l synthesis
11/17/1992CA1310313C Zeolite l preparation
11/12/1992WO1992019748A1 Herpesvirus particles and vaccine
11/12/1992WO1992019630A1 Chiral tridentate bis(phospholane) ligands
11/12/1992WO1992019623A1 Highly reactive form of copper and reagents thereof
11/12/1992WO1992019584A1 Arylalkyl esters of 4,5-dihydroxy-9,10-dihydro-9,10-dioxo-2-anthracenecarboxylic acid having therapeutical activity
11/12/1992WO1992019577A1 Process for producing epoxy open ring products with a defined residual epoxy oxygen content
11/12/1992DE4115146A1 Verfahren zur herstellung von epoxid-ringoeffnungsprodukten mit einem definierten rest-epoxidsauerstoffgehalt A process for preparing epoxy ringoeffnungsprodukten having a defined residual epoxide oxygen
11/11/1992EP0512656A2 Process for the preparation of vinyl derivatives
11/11/1992EP0512035A1 Alkoxylated compounds produced from epoxylated carboxylic acid derivatives.
11/11/1992EP0512021A1 Production of esters of lactic acid, esters of acrylic acid, lactic acid and acrylic acid
11/11/1992EP0308462B1 Protic solvent in a dehydrohalogenation process
11/11/1992EP0307457B1 Improved vapor phase bromination of aromatic compounds
11/11/1992EP0272301B1 Polymerizable liquid crystal materials and polymers displaying liquid crystal phases
11/11/1992EP0213129B1 New 9-halogen-prostaglandine
11/11/1992CN1066064A Process for preparing hindered amine light stabilizers
11/11/1992CN1066057A Preparation of 2,2,3,3-tetramethyl cyclopropane-carboxylate
11/11/1992CA2068291A1 Process for the preparation of vinyl derivatives
11/10/1992US5162578 Calcined Mixed Oxides Catalyst
11/10/1992US5162570 Process for producing 1,4-dihydroxy-2-arylnaphthoate
11/10/1992US5162566 Stereospecific synthesis of tetrasubstituted acrylic esters
11/10/1992US5162552 Reacting a glyoxal monoacetal with an aldehyde in presence of a secondary amine and an acid
11/10/1992CA1310022C Process for the manufacture of 1,1,1- trifluorodichloroethane and 1,1,1,2- tetrafluorochloroethane
11/10/1992CA1310018C Process for cleaving aliphatic ether compounds
11/10/1992CA1310017C Process for the preparation of 2, 6-dichlorodiphenylamino-acetic acid derivatives
11/10/1992CA1310012C Process for the manufacture of 1,2-disubstituted 1,2,3,4,5,6,7,8-octahydroisoquinolines
11/10/1992CA1310004C Process for the dimerization of olefins
11/04/1992EP0511867A1 Process for the preparation of simvastatin
11/04/1992EP0511233A1 Method of preparation of ketones.
11/04/1992EP0511205A1 Process for producing 2-ethylhexyl-p-methoxycinnamate.
11/04/1992CN1065859A Method for recovery and use of raw phthalic anhydride
11/04/1992CN1018892B Dental composition contg. tricyclic decane (methyl) acrylic acid deriv. , process for preparing same and use thereof
11/03/1992US5160680 Heating, extrusion
11/03/1992US5160496 With hydrogen peroxide, catalytic bridged clay
11/03/1992US5160364 Thiophene substituted acrylic derivatives; insecticides, plant growth regulators
11/03/1992CA1309731C Process for separating methtl derivatives of naphthalene according to crystallization under pressure
11/03/1992CA1309730C Process for chlorine elimination
11/03/1992CA1309729C Liquid phase isomerization of iodoaromatic compounds
11/03/1992CA1309724C Diisocyanates and a process for their preparation
11/03/1992CA1309723C Isocyanato-acylurethanes, a process for their prepration and their use
11/03/1992CA1309721C Process for the continuous production of mono- and polyisocyanates
11/03/1992CA1309703C Oligomerization processes and catalysts
11/03/1992CA1309688C Purification of diphenyl phthalates
11/03/1992CA1309683C Process for preparing l(-)-carnitine chloride from 3, 4-epoxybutyric esters and novel intermediate compounds
11/02/1992CA2067722A1 Process for simvastatin
10/1992
10/29/1992WO1992018459A1 Benzoic ester compound and production thereof
10/29/1992WO1992018457A1 Process for tanning hides and compounds for use therein
10/28/1992EP0510625A1 Process for preparing hindered amine light stabilizers
10/28/1992EP0510358A1 Recovery process of rhodium contained in the distillation residue from the oxosynthesis production
10/28/1992EP0510080A1 Prodrug anhydrides of asprin, indomethacin and ibuprofen, their preparation, compositions, and anti-inflammatory method of use
10/28/1992CN1018827B Calcium independent camp phosphodiesterase inhibitor antidepressant
10/27/1992WO1992019582A1 Novel cyclohexene derivative and production thereof
10/27/1992US5159118 Chemical intermediate; controlling plant diseases, plant growth regulators, fungicides
10/27/1992US5159111 Fluorocyclopropyl derivative fungicide intermediates
10/27/1992US5159107 Reacting butadiene-contianing C4 cut with alkanol and carbon monoxide, cobalt carbonyl catalyst in heterocyclic aromatic tertiary nitrogen base; no back-mixing
10/27/1992US5159106 Process for the improved production of (meth)acrylic acid esters of polyhydric alcohols (vi)
10/27/1992US5159104 Reacting 4-acyl simvastatin with aliphatic alcohol and acid
10/27/1992US5159097 Alkenoic acid derivatives
10/27/1992US5159092 Process for the safe and environmentally sound production of highly pure alkylene oxide adducts
10/27/1992US5159082 Process for producing aromatic compound
10/27/1992US5158981 Skin disorders, deodorants
10/27/1992US5158921 Carbonylation catalyst and process
10/27/1992CA2086321A1 Cyclohexene derivative and method of producing the same
10/27/1992CA1309422C Catalytic conversion of c _aliphatics to higher hydrocarbons
10/27/1992CA1309418C Preparation of methacrylic acid
10/27/1992CA1309401C Fungicides
10/25/1992CA2064135A1 Process for preparing hindered amine light stabilizers
10/21/1992EP0509544A2 Process for producing triazine compounds
10/21/1992EP0509426A2 Process for the preparation of octyl methoxy cinnamate
10/21/1992EP0509034A1 Homogeneous rhenium catalysts for metathesis of olefins
10/21/1992EP0179869B1 Supported catalysts and their use for converting methane and for dehydrogenating hydrocarbons
10/21/1992CN1018732B Polyarylalkane oligomer compositions and process for their manufacture
10/21/1992CN1018731B Homogeneous partial oxidation of chains alkanes with methane
10/20/1992US5157205 Solutions of caustic and sulfite