Patents for C07B 31 - Reduction in general (2,354) |
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12/21/1988 | EP0295890A2 Process of preparing optically active alcohol |
12/21/1988 | EP0295578A1 Use of alkaline earth salts of ethercarboxylic acids as alkoxylation catalysts |
12/21/1988 | EP0295553A1 Process for the preparation of 1,1-disubstituted ethylene compounds |
12/21/1988 | EP0295531A2 Hydrogenation process |
12/20/1988 | US4792641 Process for preparing iodinated aromatic compounds |
12/20/1988 | US4792635 Symmetric benzophenones substituted by groups containing fluorine |
12/20/1988 | CA1247138A1 Simultaneous esterification and fluoration process |
12/20/1988 | CA1247131A1 Process for preparing compounds containing a difluoromethylene or a trifluoromethyl group |
12/14/1988 | EP0295109A1 Process for preparing optically active alcohol |
12/13/1988 | CA1246618A1 Method of alkoxylating fluorinated alcohols |
12/13/1988 | CA1246534A1 Nickel/alumina/silicate catalyst, its preparation and use |
12/07/1988 | EP0293811A1 The production of an alcohol from an alkyl formate by decarbonylation |
12/07/1988 | EP0293744A1 Process for recovering benzolmonosulfonic acids from aqueous solutions or suspensions |
12/01/1988 | WO1988007986A3 Compounds useful particularly for radiotherapy or imaging of cancer |
11/30/1988 | EP0292885A2 Catalytic transfer-hydrogenation with aromatic nitro compounds as hydrogen acceptor |
11/30/1988 | EP0292689A2 Substituted 1,4,7-triscarboxymethyl-1,4,7,10-tetraazacyclo-dodecane and analogs |
11/29/1988 | US4788305 Heterocyclic hemiacetals |
11/29/1988 | US4788282 Carbapenicillins |
11/29/1988 | US4788011 Spraying from separate nozzles; mixing in the spray cones |
11/23/1988 | EP0210210B1 Method for producing l-phenylalanine |
11/22/1988 | US4786744 Reaction with alcohol or amine |
11/22/1988 | US4786416 Cellulose triacetate |
11/22/1988 | US4786415 Separation agent comprising aliphatic ester of polysaccharide |
11/17/1988 | WO1988008720A1 Preparation of tc-99m radiopharmaceuticals |
11/17/1988 | EP0291281A1 Preparation of Tc-99m Radiopharmaceuticals |
11/08/1988 | US4783562 Process for the preparation of trichloromethyl-substituted aromatic compounds, and trichloromethyl-substituted aromatic compounds obtained in this process |
11/08/1988 | US4783546 From 3-pentenenitrile with heterogeneous catalyst |
11/08/1988 | CA1244451A1 Chiral phosphorus-containing ligands; process for preparing the same from naural amino acids and their use as catalysts in enantioselective synthesis reactions |
11/02/1988 | EP0289353A2 Modified BOP reagent for solid phase peptide synthesis |
11/02/1988 | EP0289061A1 Method for the preparation and application of rhodium catalysts for the hydrogenation of aromatic and other unsaturated compounds under mild conditions. |
11/02/1988 | EP0288764A1 Optically active alpha-amino aldehydes, processes for their preparation and their use in the stereoselective preparation of optically active beta-amino alcohols |
11/02/1988 | EP0288557A1 Photochemical dimerization and functionalization of alkanes, ethers, primary and secondary alcohols, phosphine oxides and silanes |
11/02/1988 | EP0190221B1 Process for hydroxymethylation |
11/02/1988 | CN88101781A Process for preparing iodinated substituted aromatic compounds |
11/01/1988 | US4782174 Process for the preparation of certain pairs of enantiomers of α-cyano-3-phenoxy-4-fluorobenzyl permethrate |
11/01/1988 | CA1244031A1 Process for preparing nitroxyls of sterically hindered amines |
11/01/1988 | CA1244023A1 Amination of conjugated dienes |
10/25/1988 | US4780559 Reacting quaternary phosphonium bifluoride with organic halides |
10/25/1988 | CA1243689A1 Process for the desulphurisation of mercaptans |
10/20/1988 | WO1988007986A2 Compounds useful particularly for radiotherapy or imaging of cancer |
10/19/1988 | EP0287007A2 Process for cleaving aliphatic ether compounds |
10/18/1988 | US4778940 Reacting iodine in presence of oxygen over zeolite catalyst |
10/18/1988 | US4778905 With sulfonated triarylphosphine ligand |
10/18/1988 | US4778882 Method of carrying out chemical dehydration reaction and an apparatus therefor |
10/12/1988 | EP0285786A2 Method of producing alcohols |
10/12/1988 | EP0164619B1 2,4,5-trihalo or 2,3,4,5-tetrahalo benzene derivatives and process for producing them |
10/11/1988 | US4777301 Contacting with non-zeolitic molecular sieve |
10/11/1988 | US4777291 Using n-methyl-3-(2-methylphenoxy)-3-phenylpropylamine |
10/06/1988 | WO1988007513A1 Improved vapor phase bromination of aromatic compounds |
10/06/1988 | WO1988007512A1 Process for preparing iodinated aromatic compounds |
10/06/1988 | WO1988007510A1 Liquid phase isomerization of iodoaromatic compounds |
10/06/1988 | WO1988007509A1 Process for preparing iodinated substituted aromatic compounds |
10/05/1988 | EP0285175A1 Asymmetric photochemical reaction process |
10/05/1988 | EP0284873A2 Silylation method |
10/04/1988 | CA1242742A1 2,4,5-trihalogeno- and 2,3,4,5-tetrahalogenobenzene |
09/28/1988 | EP0283660A2 Process for the preparation of asymmetrical ketones |
09/28/1988 | EP0283615A1 Rhodium-containing hydrogenation catalysts |
09/27/1988 | US4774338 Preparation of optically active azole derivatives |
09/27/1988 | US4774331 Process for ortho-cyanation of phenols or phenylamines |
09/21/1988 | EP0283309A2 1,2-1,4 Addition reaction sequence leading to diphenylacetylenes |
09/21/1988 | EP0283270A2 Processes using a phosphorus complex |
09/21/1988 | EP0282962A2 Process for increasing the yield of light-initiated reactions using gas discharge lamps |
09/21/1988 | EP0282542A1 Process for the production of alkylene or cyclically linked compounds. |
09/20/1988 | US4772755 1,2-1,4 addition reaction sequence leading to disubstituted acelylenes |
09/20/1988 | US4772727 Nona-2,8-diene-1-ol, stereospecific epoxidation, multistage |
09/14/1988 | EP0281627A1 Process for reducing aldehydes or ketones |
09/06/1988 | US4769486 Method for racemizing an optically active amino acid |
08/31/1988 | EP0280403A1 Process for dearylation of alkylenebisphenols and alkyltrisphenols |
08/31/1988 | EP0280383A1 Process for intermediates for insecticidal compounds |
08/31/1988 | EP0280285A2 Process for making and isolating (R)-2-hydroxy 4-phenylbutyric acid and esters |
08/31/1988 | EP0279844A1 RESOLUTION OF dl-METHYL 3- 4-(2-HYDROXY-3-ISOPROPYLAMINO)PROPOXY]PHENYLPROPIONATE (dl-ESMOLOL)] |
08/30/1988 | US4767880 With alkali metal alcoholate, phenolate, hydroxyphenoxypropionate or hydroquinone salt |
08/30/1988 | CA1241336A1 Process for the preparation of arylalkanoic acids by oxidative rearrangement of arylalkanones |
08/23/1988 | US4766220 Process for the preparation of optically active aryloxyalkanoic acid compounds |
08/23/1988 | US4766208 Method of performing an oxidation reaction |
08/17/1988 | CN88100615A Hydrolysis of activated olefinic ketones and aldehydes |
08/16/1988 | US4764642 Process for preparing optically active alpha-haloalkyl-aryl-ketones |
08/16/1988 | US4764641 Transforming caronyl compound with tartaric acid, halogenating |
08/16/1988 | US4764635 Aromatization process |
08/16/1988 | US4764498 Silica-containing shaped articles and a process for their preparation |
08/11/1988 | WO1988005771A1 Hydrolysis of activated olefinic ketones and aldehydes |
08/11/1988 | WO1988005767A1 Hydrogenation process |
08/10/1988 | EP0277620A2 Process for the preparation of optically active beta-methyl choline |
08/09/1988 | US4762943 Aromatization process |
08/09/1988 | CA1240450A1 Removal of iodide compounds from non-aqueous organic media |
08/09/1988 | CA1240335A1 Process for selective hydrogenation of c-c double bonds in the presence of reducible, nitrogen- containing groups and new ruthenium complex compounds |
07/28/1988 | WO1988005436A1 Process for the preparation of compounds with antiulcer action |
07/27/1988 | EP0275528A1 Process for preparing 1,1-disubstituted ethylene derivative |
07/27/1988 | EP0275400A1 Process for the preparation of substituted dihydroxybenzenes |
07/26/1988 | US4760204 Process for deodorizing isopropyl alcohol |
07/26/1988 | US4760183 Process for the preparation of aromatic dialkylamines |
07/26/1988 | CA1239646A1 Tartaric acid monoesters of optically active alkanols and alkanolamines, method for their preparation and their use |
07/19/1988 | US4758546 Preparation of catalysts, and their use in hydrogenation and amination reactions |
07/19/1988 | US4758543 Dehydrogenation catalyst |
07/19/1988 | US4758445 Process for the production of isohumulones |
07/19/1988 | CA1239408A1 Process for isolating levamisole from tetramisole |
07/06/1988 | EP0273316A2 Stereoconvergent process for preparing optically active carboxylic acids |
07/05/1988 | CA1238923A1 Optically-active di[3-chloro-2-oxy- propyltrimethylammonium]-tartrate |
06/29/1988 | EP0272644A2 Intermediates and their use in the synthesis of organic compounds |
06/29/1988 | EP0272621A2 Method for the production of 5H-dibenzo[a,d]cyclohepten-5-ones |