Patents for C07B 31 - Reduction in general (2,354)
01/1985
01/29/1985US4496783 Nitration of organic compounds and organic nitrogen compounds produced
01/29/1985CA1181770A1 Hydroxymethylation of the carbon residue of organosilicon compounds
01/29/1985CA1181766A1 Preparation of optically active carboxylic acids
01/22/1985US4495355 Optically-active diamide derivatives
01/22/1985CA1181389A1 Selenium organic derivatives dehydrogenation agents and their use for the 1,4 dehydrogenation of steroids
01/09/1985EP0130877A1 Process for the chlorination of aromatic compounds
01/09/1985EP0130876A1 Process for the simultaneous halogenation and fluorination of aromatic compounds
01/09/1985EP0130875A1 Process for the halogenation-nitration fluorination of aromatic compounds
01/08/1985US4492806 Anhydrous, free-flowing product
01/08/1985US4492613 Methanol, cyclohexane
01/02/1985EP0130013A2 Crystalline gallo-silicates, a process for producing them and their use as catalysts
01/02/1985EP0129956A1 Process for arylating unsaturated compounds
01/01/1985US4491674 Colling the oxygen gas
12/1984
12/25/1984US4490561 Method for alkoxylating fluorinated alcohols
12/25/1984US4490487 SO3 /Imide adducts, process for their preparation and their use as sulphonating agents
12/25/1984US4490296 Nitromethylation of steroids
12/19/1984EP0128886A2 Separation material, methods of producing a separation material and use of orosomucoid, functional analogs thereto or derivatives or fragments thereof for separation purposes
12/19/1984EP0128885A1 A method for splitting di-sulphide bonds
12/18/1984US4489210 Process for the halogenation of organic compounds
12/12/1984EP0128012A2 Novel chiral copper complex and asymmetric synthesis of cyclopropanecarboxylate derivatives using said complex as catalyst
12/11/1984US4487956 Intemediates for insecticides enzyme inhibitors
12/05/1984EP0127342A2 Process for acylation with novel acylating agent
12/05/1984EP0127114A1 Process for the cleavage of phthalimides
12/05/1984EP0126950A2 Method for making aromatic ethers and catalyst used in such method
12/05/1984EP0126893A1 A method for oxidizing alkyl groups to carboxylic acids under basic conditions
12/04/1984CA1178946A1 .beta.-LACTAM ANTIBIOTICS, PROCESSES FOR THEIR PREPARATION AND AGENTS CONTAINING THEM
11/1984
11/28/1984EP0126669A1 N-substituted phenothiazine derivative as a catalyst for the nuclear chlorination of aromatic hydrocarbons
11/27/1984US4485257 Treatment with a lewis acid; insesticidal use
11/27/1984US4485253 Dissolving in sulfuric acid and ether, and reaxting with excess isobutene
11/22/1984WO1984004525A1 A method for splitting di-sulphide bonds and a compound obtained thereby
11/21/1984EP0125542A1 Process for preparing hydrochlorides
11/20/1984US4483941 Catalysts for alkoxylation reactions
11/20/1984US4483799 Sulfoalkylating agents
11/20/1984US4483757 Alkylation of ammonia, primary, or secondary amine with olefins in presence of actinic light and ammonium halide catalyst
11/14/1984EP0124998A2 Crystalline zincosilicate
11/14/1984EP0124780A1 Process for preparing 2-alkyl-4-amino-5-aminomethylpyrimidine
11/13/1984US4482502 Coupling arylamine with aromatic compound, alkyl nitrite, cuppous halide, acid
11/13/1984CA1177816A1 Method for promoting the activity and/or extending the life of cation-exchangeable layered clay catalysts in proton-catalysed reactions
10/1984
10/31/1984EP0123629A2 Preparation of biaryl compounds
10/24/1984EP0122388A1 Process for preparing vicinal polycarbonyl compounds
10/23/1984US4478760 Process for the preparation of fluorinated products
10/17/1984EP0121776A1 Resolving agent
09/1984
09/26/1984EP0119899A1 Process for the preparation of 4-pentenoic acid derivatives
09/26/1984EP0119463A1 Process for the separation of isomers of substituted cyclopropanecarboxylic acids
09/25/1984US4473713 Hydrolysis of aryl-aliphatic ethers
09/25/1984US4473544 Radio-iodine-labelled omega phenyl fatty acids
09/19/1984EP0118934A1 Optically active alpha-azido-p-hydroxyphenylacetic acid and its salts, and the preparation thereof
09/12/1984EP0118257A1 Optical resolution of 2,2'-bis(diphenylphosphino)-1,1'-binaphthyldioxide
09/12/1984EP0118092A1 Process for removing a halogen component derived from a catalyst from an organic compound containing said halogen component
09/11/1984CA1174243A1 Preparation of rhodium complex compounds
09/04/1984US4469875 Separation of enantiomers by liquid chromatography
09/04/1984US4469849 Method for the hydrogenation of emulsified unsaturated organic compounds
09/04/1984CA1173816A1 Fixed bed catalyst
08/1984
08/29/1984EP0117186A1 Process for the preparation of cyclopropane derivatives
08/28/1984CA1173439A1 Process for the dealkylation of tertiary amines by using a-chlorinated chloroformates
08/21/1984US4467102 Optically active propargyl alcohol derivative and a method for preparation of the same
08/15/1984EP0115985A1 Process for the alkylation of halogenated and/or trifluormethylated benzenederivatives
07/1984
07/31/1984US4463188 Heating the acid halide derivative
07/31/1984US4463176 Regeneration of separated chiral isocyanate-treated adrenergic blocking agents using hydrazine hydrate and a keto acid
07/04/1984EP0112679A1 Process for the preparation of esters or salts of aromatic or etheroaromatic acids
07/04/1984EP0112541A1 SO3 imide adducts, process for their preparation and their uses as sulfonating agents
06/1984
06/26/1984US4456697 Group iii or iv metal alkoxides, hydrofluoric acid
06/19/1984US4455442 Hydrogenation
06/13/1984EP0110411A1 Process for carrying out organic condensation reactions
06/12/1984US4454344 Method for the resolution of racemic 2-(p-difluoromethoxyphenyl)-3-methylbutyric acid
06/12/1984CA1169085A1 Process for preparing substituted formamides
06/05/1984US4453012 Reaction of a halo or trihalomethyl benzene with a trihalomethylated aliphatic or aromatic compound
06/05/1984US4452994 Complexing prostaglandins, steroids and subsequent decomposition
05/1984
05/30/1984EP0109486A2 Recovery of components of a binary azeotrope
05/29/1984CA1168235A1 Process for n-alkylating nitrogen-containing organic compounds
05/22/1984US4450149 Radiohalogenation method
05/22/1984US4450114 Esterification of an hydroxyethylsulfone group with sulfamic or sulfuric acid in presence of secondary or tertiary amine
05/09/1984EP0108034A2 Deacylation of amides
05/01/1984US4446123 Process of radioimaging the myocardium of mammals utilizing radiolabeled lipophilic cations
04/1984
04/25/1984EP0106434A1 Method and apparatus for multipolymer synthesis systems
04/11/1984EP0105080A2 A method for alkoxylation
04/04/1984EP0104601A1 Method for producing tertiary amines from highly hindered aromatic secondary amines and carbonates
04/04/1984EP0104598A1 Method for producing ethers from highly hindered phenols or salts thereof and carbonates
04/04/1984EP0104309A2 Catalysts for alkoxylation reactions
04/03/1984US4440739 Radioactive diagnostic agent and non-radioactive carrier therefor
03/1984
03/20/1984US4438043 Alkylation or aralkylation with trihalomethyl compound, hydrolysis
03/14/1984EP0102520A1 Process for the inversion of the configuration of optically active compounds, and optically active intermediates for this process
03/13/1984US4436919 For asymmetric hydroboration and reduction reactions
03/06/1984US4435575 Process for preparing carboxylated organic compounds
03/06/1984US4435426 Ethers of phenol active on the cardiovascular system, process for preparing same and use thereof in drugs
02/1984
02/28/1984US4434107 Process for preparing an optically active p-hydroxyphenylglycine or a salt thereof
02/28/1984US4434080 Dehydrogenation agents based on derivatives of selenium and their use in the dehydrogenation in the 1,4 positions of steroids
02/21/1984US4433179 Reacting polyalcohol with allyl chloride or bromide in presence of phase transfer agent and alkali metal hydroxide
02/08/1984EP0100120A1 Improvement in the process for preparing biaryl compounds via coupling of an arylamine with an arene
02/08/1984EP0100019A1 Process for the preparation of alpha-substituted beta-dicarbonyl-, beta-cyanocarbonyl- and beta-dicyano compounds
02/07/1984US4430509 Condensation with monosaccharide, splitting ring
01/1984
01/24/1984CA1160817A1 Chemical process and apparatus therefor
01/18/1984EP0098707A1 Material for resolution of optical isomers, its preparation and use
01/18/1984EP0098545A1 Epimerization of malonic acid esters
01/17/1984CA1160646A1 Process for the selective aliphatic chlorination of alkylbenzenes
01/17/1984CA1160430A1 Method of removing heat from exothermic chemical reactions
01/04/1984EP0097551A1 Use of vanadium, niobium and tantalum peroxidic complexes as reagents and catalysts in the hydroxylation of aromatic hydrocarbons
01/03/1984CA1159833A1 Process for the optical resolution of mixtures of d- and 1-2-(6methoxy-2-naphthyl)-propionic acids
12/1983
12/27/1983US4423244 Process for the preparation of the d-2-(6-methoxy-2-naphthyl)-propionic acid
12/20/1983US4421932 Manufacture of quaternary ammonium compounds
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