Patents
Patents for C07C 67 - Preparation of carboxylic acid esters (66,429)
03/1992
03/10/1992CA1297118C Preparation of novel aliphatic diisocyanate from styrene
03/10/1992CA1297103C2 2-amino-4-cyclopropyl-pyrimidines and-triazines
03/10/1992CA1297033C Use of carboxylic acid amides for treating inflammations
03/10/1992CA1297032C Use of avarone and avarol and derivatives thereof for the control of aidsand arc
03/10/1992CA1297031C Use of avarone and avarol and derivatives thereof for the control of adult t-cell leukemia/lymphoma
03/05/1992WO1991016322A3 Heterocyclic chiral ligands and method for catalytic asymmetric dihydroxylation of olefins
03/04/1992EP0473459A2 Reverse osmosis membranes of polyamideurethane
03/04/1992EP0473110A1 Method for preparing isoprenoid cyclopropane 1,1-dicarboxylates and derivatives thereof and novel intermediates
03/04/1992EP0264435B1 Smectic liquid crystal phases
03/04/1992CN1015718B Lubricants and polyfluorinated compounds which can be used as additives
03/04/1992CN1015707B Amide derivatives
03/03/1992US5093520 Esterification, Sulfuric Acid Catalyst, Solvent Extraction
03/03/1992US5093518 Glycerol derivatives, their preparation process, cross-linking compositions containing them, and their use in the textile industry
03/03/1992US5093517 Method for the esterification of thiopropionates
03/03/1992US5093516 Aromatic compounds, a process for their preparation and their use in human and veterinary medicine and for cosmetic compositions
03/03/1992US5093432 Perfluorination of esters or ethers
03/03/1992US5093362 Cockroaches
03/03/1992US5093043 Process for preparing nonionic surfactants
03/03/1992US5093027 Chiral dopants for liquid crystalline mixtures
03/03/1992US5092971 Bromination
03/03/1992CA1296834C Condensation copolymers containing bis-methine moieties and products therefrom
03/03/1992CA1296740C 4-hydroxy-4-(substituted alkenyl)cyclohexanecarboxylic acids
03/03/1992CA1296738C Benzoylurea derivative and its production and use
03/03/1992CA1296733C Process for producing chiral glycine derivatives
03/03/1992CA1296729C Fungicidal cyclohexylamines
03/03/1992CA1296715C 1-substituted-1,4,7-triscarboxymethyl-1,4,7,10- tetraazacyclododecane and analogs
03/01/1992CA2090402A1 Carbonylation of methanol using a novel transition metal catalyst precursor
03/01/1992CA2049725A1 Acrylate esters of 1,1,1-trishydroxyphenylethane
03/01/1992CA2049241A1 Process for the purification of 4-acetoxystyrene
03/01/1992CA2024284A1 Carbonylation of methanol using a novel transition metal catalyst precursor
02/1992
02/28/1992CA2048368A1 Method for preparing isoprenoid cyclopropane 1,1-dicarboxylates and derivatives thereof and novel intermediates
02/27/1992DE4026733A1 Verfahren zur reinigung eines oxidationsabgases A method for cleaning an oxidation exhaust gas
02/26/1992EP0472224A1 Fungicides
02/26/1992CN1015624B Benzamide derivative, process for its priduction and plant growth regulant
02/26/1992CN1015623B Anilide herbicides
02/26/1992CN1015622B Hydrocinnamic acid derivatives
02/25/1992WO1992003213A1 Process for purifying an oxidation waste gas
02/25/1992US5091601 Reacting perchloroethylene with hydrogen fluoride in vapor phase using chromia catalyst on aluminum fluoride support
02/25/1992US5091598 Manufacture of tertiary and secondary alcohols by the action of an organic halogen compound and manganese on a compound carrying a carbonyl group
02/25/1992US5091597 Using zinc, cadmium, mercury or tin halide promoters
02/25/1992US5091565 Poly-dicaboxylic acid anhydrides, their production and use
02/25/1992US5091563 Process for preparing α-phenylpropionic acid derivative
02/25/1992US5091559 Process for the preparation of alkyl 4-oxobutyrate and its acetals
02/25/1992US5091521 Cis-platinum complexes, a process for the preparation thereof, and pharmaceuticals containing these compounds
02/25/1992US5091422 Treating inflammatory or allergic skin disease, lowering gastric acidity
02/25/1992US5091386 7-substituted derivatives of 3,5-dihydroxyhept-6-ynoic acids and corresponding lactones and their use as hypercholeserolemics
02/25/1992US5091351 Halogenated L-type zeolite supporting platinum
02/25/1992CA2090114A1 Process for purifying an oxidation waste gas
02/25/1992CA1296365C Reductive dehalogenation of organic halogen compounds
02/25/1992CA1296364C Catalytic removal of peroxide contaminants from tertiary butyl alcohol
02/25/1992CA1296363C Process for preparing 2,2-bis-(4-hydroxy-3-nitrophenyl)- hexafluoropropane
02/25/1992CA1296362C 4-trans-substituted cyclohexylamine derivatives, fungicides containing these and a method of controlling fungi
02/25/1992CA1296361C Quaternary ammonium compounds useful in hair treating preparations
02/25/1992CA1296360C Cyclopropanecarboxamides
02/25/1992CA1296359C Process for extracting paraffins from their mixtures with alkanesulphonic acids
02/25/1992CA1296358C Process for removing paraffins from their mixtures with paraffinsulphonic acids
02/25/1992CA1296357C Process for extracting paraffins from their mixtures with paraffinsulphonic acids
02/25/1992CA1296356C PROCESS FOR SYNTHESIS OF .beta.-PHENYLALANINE
02/25/1992CA1296355C Process for preparing fluoroaliphatic ether-containing carbonyl fluoride compositions
02/25/1992CA1296354C (pentafluorophenyl)methyl 2,2-dimethyl-3- formylcyclopropanecarboxylate; process for preparing the same and its use for synthesizing pesticides
02/25/1992CA1296352C Aromatic dicyclic coumpounds, process for preparing such and use thereof in cosmetics
02/25/1992CA1296351C Process for the preparation of l,l, d,d or racenic forms of n_-benzyloxycarbonyldiamino-2,6-pimelamic acid
02/25/1992CA1296350C 6-isocyanato caproic acid (3-isocyanato-2,2-dimethyl-1- propyl)-ester
02/25/1992CA1296343C [(2,2,2-trichloroethoxy)methoxy)]amine
02/25/1992CA1296342C Anti-inflammatory agents, pharmaceutical compositions and methods for reducing inflammation
02/25/1992CA1296341C Substituted di-t-butylphenols
02/25/1992CA1296339C Antihyperlipidemic and antiatherosclerotic urea and carbamate compounds
02/25/1992CA1296335C Dichloroaniline derivatives
02/25/1992CA1296332C Surfactants derived from di- or tri-carboxylic hydroxy-acids
02/25/1992CA1296317C Overbased alkali metal additives
02/22/1992WO1992003380A1 Method for making uniformly-sized particles from insoluble compounds
02/22/1992CA2089075A1 Method for making uniformly-sized particles from insoluble compounds
02/20/1992WO1992002479A1 (2-hydroxyalkyl)-substituted beta-dicarbonyl compounds
02/19/1992EP0471082A1 Process for separating optical isomers
02/18/1992US5089662 Miticides
02/18/1992US5089659 Preparation of e7/z9-alkadien-1-ols and their derivatives protected at the hydroxyl group
02/18/1992US5089657 Topical antiinflammatory agents
02/18/1992US5089656 Forming a phenoxide intermediate, adding an aprotic solvent and an acrylate
02/18/1992US5089655 Individual α-form particle crystals of tetrakis[3-(3,5-di-t-butyl-4-hydroxyphenyl)propionyloxymethyl]methane and process for its production
02/18/1992US5089640 Fungicides, plant growth regulators
02/18/1992US5089639 N-cycloalkylalkylamines, process for their preparation, their use as a medicament and their synthesis intermediates
02/18/1992US5089625 Substituted cyclic kentones, substituted cyclic enones
02/18/1992US5089590 Liquid crystalline compounds, their production and their use as modifiers for polycarbonates, polyester carbonates and polyesters
02/18/1992US5089529 Butanol derivatives
02/18/1992US5089511 Trifluoromethylvinyl compounds
02/18/1992US5089476 Glutamic acid derivatives
02/18/1992US5089471 Renin inhibitors
02/18/1992US5089454 Catalytic composition for hydrogenation of chlorofluoroalkenes
02/18/1992US5089251 Aromatic derivatives and their use as antimicrobial agents
02/18/1992US5089176 2-acyloxymethyl-3-hydroxymethylbicyclo (2.2.2)oct-5-ene
02/18/1992US5089138 Separating with an agent comprising an aliphatic ester of a polysaccharide
02/18/1992CA1296022C Preparation of o-substituted hydroxylamine hydrochlorides
02/18/1992CA1296021C 2-(benzhydrylsulfonyl)acetamide, a process for its preparation and itstherapeutic use
02/18/1992CA1296019C Thyronine derivatives
02/18/1992CA1296018C Urethanes composed of aliphatic fluoroalcohols, isocyanates and aromatic compounds, a process for their preparation and their use
02/18/1992CA1296016C Process for the preparation of isophorone diisocyanate from isophorone dicarbamyl esters using highly selective sno_or cuo catalysts
02/18/1992CA1296013C Process for preparing novel n-(acyloxyalkoxy) carbonyl derivatives useful as bioreversible prodrug moieties for primary and secondary amine functions in drugs
02/18/1992CA1295806C Treatment of sodium dithionite reaction mixture
02/12/1992EP0470756A2 Ruthenium-phosphine complex useful as catalyst and intermediate for synthesis thereof
02/12/1992EP0470295A1 Process for the preparation of 2,2-dimethylcyclopropane-carboxylic acid butyl ester and its corresponding amide