Patents for C07B 31 - Reduction in general (2,354) |
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10/12/1982 | CA1133458A1 Hydrogenation catalyst |
10/06/1982 | EP0061880A1 Process for preparing racemized cyclopropanecarboxylic acids |
10/06/1982 | EP0061720A1 Process for the selective aliphatic chlorination of alkylbenzenes |
10/06/1982 | EP0061711A1 10B-Carboxyamino boranes, process for their preparation and their use as medicaments in the neutron-capture therapy |
10/05/1982 | CA1133015A1 Preparation of amines |
10/05/1982 | CA1133007A1 Halogenating reagents |
09/29/1982 | EP0061408A1 Chiral monoalkyl boranes |
09/29/1982 | EP0061029A1 Process for the preparation of trichloromethyl-substituted aromatic compounds |
09/28/1982 | US4351765 Process for the production of compounds having in the molecule at least one β-sulfatoethyl-sulfone group and at least one sulfonic acid group |
09/28/1982 | CA1132597A1 Method of stabilization of novel halogenation compounds |
09/28/1982 | CA1132560A1 Process for inverting the configuration in optically active compounds and new optically active intermediates required therefor and the salts thereof |
09/28/1982 | CA1132482A1 Isotope separation by selective dissociation of trifluoromethane with an infrared laser |
09/22/1982 | EP0060466A1 Method for optical resolution of 2-(4-chlorophenyl)-3-methyl-butanoic acid |
09/21/1982 | CA1132126A1 Supported nickel-cobalt-silica coprecipitated hydrogenation catalyst |
09/15/1982 | EP0060171A1 Process for the N-alkylation of organic nitrogen compounds |
09/14/1982 | CA1131660A1 METHOD FOR RESOLVING RACEMIC 6-METHOXY-.alpha.-METHYL-2-NAPHTHALENEACETIC ACID INTO ITS ENANTIOMERS |
09/14/1982 | CA1131608A1 Resin-ligand-transition-metal-complex composition and processes for using this composition as catalyst |
09/07/1982 | US4348265 Process for the selective aliphatic chlorination of alkylbenzenes |
09/07/1982 | CA1131249A1 Process for the preparation of optically active aryloxyalkanoic acid compounds |
08/24/1982 | CA1130311A1 PROCESS FOR THE TRANSFORMATION OF AN ESTER OF CHIRAL ACID AND OF AN OPTICALLY ACTIVE .alpha.-CYANATED SECONDARY ALCOHOL OF (R) STRUCTURE TO AN ESTER OF CHIRAL ACID AND OF AN .ALPHA.-CYANATED SECONDARY ALCOHOL OF (S) STRUCTURE |
08/17/1982 | US4345103 Synthesis gas, alcohol formation |
08/17/1982 | US4345090 Esterification |
08/17/1982 | CA1129876A1 Method of purifying readily polymerisable vinyl monomers |
08/10/1982 | US4343745 Complexing with a teriary amine ether |
08/10/1982 | US4343744 Process for separating a specified component contained in a mixture of multiple fatty components from the mixture thereof |
08/10/1982 | CA1129418A1 Coupling of aryl and heteroaryl polyhalides |
08/03/1982 | US4342704 By reaction of an aldehyde with a dichloromethane phosphonic acid ester |
07/22/1982 | WO1982002321A1 (+)-4-substituted-2-indanols and insecticidal ester derivatives |
07/20/1982 | US4340751 Method of optical resolution of (±)-2-amino-1-butanol and/or (±)-mandelic acid |
07/20/1982 | US4340569 Treatment of carbonylation residues |
07/20/1982 | CA1128058A1 Process for the preparation of ethers with organic residues carrying chiral atoms and application to dividing alcohols, phenols and lactonic structure compounds |
07/07/1982 | EP0055487A1 Preparation of rhodium complex compounds |
06/29/1982 | US4337352 Salt formation with optically active amine |
06/22/1982 | CA1176029B Method of synthesizing zincosilicate or stannosilicate or titanosilicate material |
06/22/1982 | CA1125991A1 Method of synthesizing zincosilicate or stannosilicate or titanosilicate material |
06/15/1982 | US4335057 4-(2',2,2'-Trihalogenoethyl)-cyclobutane-1-sulfonic acid salts with optically active bases |
06/15/1982 | US4335055 Process for the preparation of alkenylbenzene derivatives or alkenylnaphthalene derivatives |
06/15/1982 | US4335052 Oxidation of corresponding benzyl halide with teritary amine oxidein presence of water |
06/09/1982 | EP0053347A2 Radioactive diagnostic agent and non-radioactive carrier therefor |
06/08/1982 | US4334073 Basic catalysts, deacetylation, esterification |
06/08/1982 | US4333950 Miticides |
06/08/1982 | CA1125309A1 Process for preparing benzene derivatives by reaction of an activated halobenzene with an oxygen- or sulfur-containing anionic organic reagent |
06/08/1982 | CA1125302A1 Preparation of trifluoromethylphenyl nitrophenylethers |
06/01/1982 | CA1124735A1 Preparation of 2-aryl-propionic acids by direct coupling utilizing a mixed magnesium halide complex |
05/25/1982 | US4331613 Process for the preparation of trifluoromethylnaphthalenes |
05/25/1982 | US4331592 Process for the preparation of carboxylic acid amides and peptides |
05/18/1982 | US4330484 Diastereomeric salts of malic acid and 2-aminobutanol, and process for the resolution of rademis maic acid |
05/18/1982 | US4330482 Process for the preparation of halogenoalkenes |
05/11/1982 | US4329487 A platinum-alumina catalyst modified with a cinchona alkaloid |
05/11/1982 | US4329328 Method of synthesizing zincosilicate or stannosilicate or titanosilicate material |
05/11/1982 | CA1123375A1 Flocculating polymers and monomers |
05/04/1982 | US4328356 Process for preparing esters of arylacetic acids from alpha-halo-alkylarylketones |
05/04/1982 | US4328167 Process for the preparation of optically active cyano alcohols |
04/27/1982 | US4327235 Method for preferential hydrogenation of terminal methylene group in compound possessing terminal methylene group |
04/27/1982 | US4326932 Hydrogenation |
04/27/1982 | CA1122603A1 Process for the preparation of arylacetic acid derivatives |
04/14/1982 | EP0049448A2 Beta-lactam antibiotics, process for their preparation and compositions containing them |
04/13/1982 | CA1121813A1 Asymmetric synthesis of chrysanthemate |
04/06/1982 | US4323431 Controlled pressure in a continuous rectification process |
03/30/1982 | US4322561 Comprising reacting an olefin and a ketone in the presence of an amine and manganese acetate |
03/30/1982 | CA1120877A1 Selective n-acetylisation of amino acids by conversion with ketenes in aqueous solution |
03/23/1982 | US4321234 Chemical process and apparatus therefor |
03/23/1982 | US4321210 By heating in the presence of a rhodium catalyst |
03/23/1982 | US4321208 Preparation of directly iodinated steroid hormones and related compounds |
03/10/1982 | EP0046947A1 Strontium and barium containing alkoxylation systems |
03/09/1982 | CA1119614A1 Process for the production of 4-aminobutyric acid or its derivatives |
03/03/1982 | EP0046731A1 Process for the production of di- and polyallyl ethers |
03/03/1982 | EP0046653A1 Method for converting carboxylic acid groups to trichloromethyl groups |
03/02/1982 | US4317920 Antirheumatic agents, antiinflammatory agents |
03/02/1982 | CA1119197A1 Substituted amino-aromatic acetylenes and their method of preparation |
02/23/1982 | CA1118746A1 Catalyst for dehydrogenating organic compounds, in particular amines, thiols, and alcohols, and a process for its preparation |
02/17/1982 | EP0046033A1 Method for asymmetric epoxidation |
02/16/1982 | CA1118409A1 Steroid derivatives and their use in radioimmunoassays |
02/10/1982 | EP0045423A1 Process for the alpha-halogenation of possibly substituted methyl aromatics |
02/09/1982 | US4315032 Antithrombogenic agents, antiulcer agents |
02/09/1982 | US4314942 Deprotection of allylic esters, carbonates and carbamates catalyzed by palladium compounds |
02/09/1982 | CA1117977A1 Process for manufacturing d camphorate of l carnitinamide and d camphorate of d carnitinamide |
02/09/1982 | CA1117972A1 Selective hydrogenation |
02/03/1982 | EP0045234A1 Dealkylation process for tertiary amines by the use of alpha-chlorinated chloroformiates |
02/03/1982 | EP0044984A1 Process for the optical resolution of mixtures of d- and l-2-(6-methoxy-2-naphthyl)-propionic acids, the cinchonidine salt of d-2-(6-methoxy-2-naphthyl)-propionic acid and the preparation thereof |
01/27/1982 | EP0044629A1 Process for preparing substituted formamides |
01/27/1982 | EP0044558A1 Method for the preparation of alkyne-1 compounds |
01/26/1982 | US4313018 Metal complex of anthranilic acid on polymer support |
01/26/1982 | CA1117142A1 Process for the racemisation of optically active n-acyl-amino acids in aqueous solution |
01/19/1982 | CA1116641A1 Deuterated isoflurane |
01/12/1982 | US4310709 Manufacture of but-2-en-1-ol compounds by isomerizing the corresponding but-3-en-1-ol compounds |
12/08/1981 | US4304937 Aldehyde, amine, oxygen, platinum or palladium |
12/08/1981 | US4304931 Biphenylhydroxypropionic acid derivatives |
12/02/1981 | EP0041043A1 Process for the preparation of derivatives of alkenyl benzene or alkenyl naphthalene |
12/02/1981 | EP0040991A1 Preparation of insecticidal mixture of stereoisomers of alpha-cyano-3-phenoxybenzyl isovalerates |
11/24/1981 | CA1113115A1 Hydrogenation |
11/17/1981 | US4301186 For in situ decomposition by radiation to produce amines for hardening a polyurethane or epoxy resin monomers solution |
11/10/1981 | US4299972 Esterification |
11/10/1981 | US4299967 Insecticides |
11/04/1981 | EP0038987A1 Process for preparing acyl cyanides |
10/28/1981 | EP0038735A1 Method for the preparation of compounds having a perfluoroalkyl group, in acid media containing zinc |
10/27/1981 | US4297181 Process for preparing ketones |
10/13/1981 | US4294976 Process for producing biphenyl compounds |
10/13/1981 | US4294966 Salt formation |
10/13/1981 | US4294825 Separation of the glycoprotein satietin |