| Patents for C07B 53 - Asymmetric syntheses (6,231) |
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| 08/17/2004 | US6777574 Renin-inhibiting properties; antihypertensive agents |
| 08/17/2004 | US6777567 Ferrocenyl diphosphines and their use |
| 08/11/2004 | EP1444197A1 Novel phenyl-propargylether derivatives |
| 08/11/2004 | EP1274666B1 Increasing enantioselectivity in reductions with borane reagents |
| 08/10/2004 | US6774116 Prodrugs via acylation with cinnamate |
| 08/05/2004 | WO2004065335A1 Enantioselective reduction method |
| 08/04/2004 | EP0942900A4 Stereospecific preparation of chiral 1-aryl- and 1-heteroaryl-2-substituted ethyl-2-amines |
| 08/04/2004 | CN1160468C Process for preparing optically pure (S)-3,4-dihydroxybutyric acid derivatives |
| 08/04/2004 | CN1160350C Method for preparing asymmetric lactone |
| 08/04/2004 | CN1160310C Method for producing optically active erhtyro-3-amino-2-hydroxybutyric esters its acid |
| 08/03/2004 | US6770766 Polyamino acid-catalyzed process for the enantioselective epoixdation of α,β-unsaturated enones and α,β-unsaturated sulfones |
| 08/03/2004 | US6770618 Organoleptic; plant extracts; mixtures |
| 08/03/2004 | US6770463 Process for the preparation of chiral isofluoroenes |
| 07/29/2004 | WO2004062797A1 Hydrogenation catalysts |
| 07/29/2004 | CA2512333A1 Hydrogenation catalysts |
| 07/28/2004 | CN1515561A Method for producing chiral succinic acid derivative |
| 07/22/2004 | US20040143123 zirconium complexes of bis(o-hydroxybenzylamines); further reaction of dicarbonyls such as methyl (2S)-5-chloro-2,3-dihydro-2-hydroxy-1-oxo-1H-indene-2-carboxylate with protected hydrazine and N-(XC(O))-N-methoxycarbonyl-p-(trifluoromethyl)aniline |
| 07/22/2004 | US20040143020 Psychological and central nervous system disorders |
| 07/22/2004 | US20040142436 Process for the preparation of aminoalcohol derivatives and their further conversion to (1R,4S)-4-(2-amino-6-chloro-5-formamido-4-pyrimidinyl)-amino)-2-cyclopentenyl-1-methanol |
| 07/21/2004 | EP1439159A1 Process for producing optically active compound |
| 07/21/2004 | EP1439001A1 Catalyst for asymmetric epoxidation of enones and process for producing optically active epoxide employing it |
| 07/21/2004 | EP1438280A1 Novel norbornane and norbornene derivatives, use thereof and perfumed products containing same. |
| 07/21/2004 | CN1514841A Synthesis of silyl camptothecins and silyl homo camptothecins |
| 07/21/2004 | CN1158244C Process for preparing R-(-)-carnitine from S-(-)-chlorosuccinic acid or derivative thereof |
| 07/15/2004 | WO2004037760A3 Process for producing optically active 2-alkoxy-1-(trifluoromethyl-substituted phenyl)ethanol derivatives |
| 07/15/2004 | US20040138502 Ph-dependent nmda receptor antagonists |
| 07/15/2004 | US20040138487 Bisphospholane ligands with metals for hydrogenation catalysts for enantiomorphs |
| 07/15/2004 | US20040138486 Steroid with cyclohexene and oxidized unsaturated ketone oxidized with copper iodide and tert-butyl hydroperoxide |
| 07/15/2004 | US20040138470 Chiral diphosphines and their metal complexes |
| 07/14/2004 | EP1437361A2 Method of producing 17beta-(substituted)-3-oxo-delta 1,2-4-azasteroids and intermediates |
| 07/14/2004 | EP1436305A1 Novel chiral ligands, transition metal complexes thereof, and the catalytic use of the same |
| 07/14/2004 | EP1436304A1 Novel disphospines, their complexes with transition metals and their use in asymmetric synthesis |
| 07/14/2004 | EP1436258A2 Ph-dependent nmda receptor antagonists |
| 07/14/2004 | EP1311517B1 Cycloaliphatic/aromatic diphosphines and use thereof in catalysis |
| 07/13/2004 | US6762306 Chiral ligand |
| 07/13/2004 | US6762304 Bis-transition metal catalysts having d2 symmetry |
| 07/13/2004 | CA2358479C 4-substituted-2-(4-fluorophenylamino)-5,6 dimethylpyrimidine |
| 07/13/2004 | CA2118859C Enantiomers of 1-[(4-chlorophenyl)-phenylmethyl]-4-[(4-methylphenyl)sulfonyl]piperazine |
| 07/08/2004 | WO2004056483A1 Diphosphines, preparation and uses thereof |
| 07/08/2004 | WO2003062181A8 PROCESS FOR THE PREPARATION OF NONRACEMIC SYN-1-(4-HYDROXY-PHENYL)-2-(4-HYDROXY-4-PHENYL.PIPERIDIN-1Yl)-1-PROPANOL COMPOUNDS |
| 07/08/2004 | WO2002072514A8 Methods and compositions for enantioselective oxidation reactions |
| 07/08/2004 | US20040133042 To produce metal catalysts to be used in asymmetric hydrogenation of alkenes |
| 07/08/2004 | CA2509911A1 Diphosphines, preparation and uses thereof |
| 07/07/2004 | EP0981520B1 Efficient enantioselective addition reaction using an organozinc reagent |
| 07/07/2004 | CN1511147A Synthesis of cannabinoids |
| 07/06/2004 | US6759559 Hydrogenation catalyst complex |
| 07/06/2004 | US6759420 Low molecular weight, factor xa specific blood clotting inhibitors without side effects |
| 07/01/2004 | WO2003045878A8 2,w-diaminocarboxylic acid compounds |
| 07/01/2004 | US20040127740 3, 4-disubstituted pyridine compounds; |
| 06/30/2004 | EP1433781A1 Pyrrolidine carboxylic acid derivatives |
| 06/30/2004 | EP1432694A1 Stereospecific process for the synthesis of 2-yl chroman derivatives |
| 06/30/2004 | EP1173278B1 Metal catalysts and methods for making and using same |
| 06/30/2004 | EP1149072B1 Sulfonamide hydroxamates |
| 06/24/2004 | WO2004002925A3 Process for preparing (r)-aryloxypropionic acid ester derivatives |
| 06/24/2004 | US20040122023 Enantiomers of 1-[(4-chlorophenyl)phenylmethyl]-4-[(4-methylphenyl) sulfonyl] piperazine |
| 06/24/2004 | US20040122021 High optical purity of both levoratatory and dextrorotatory forms; simple, economic synthesis |
| 06/23/2004 | EP1430031A2 Kinetic resolution of a intermediate useful in the production of benazepril and analogues thereof |
| 06/23/2004 | EP1430021A1 Processes and compositions for the production of chiral amino-nitriles |
| 06/23/2004 | CN1154636C Process for preparnig intermediate in preparation of substd. peperidines |
| 06/22/2004 | US6753430 Optically active quinoline carboxylic acid derivatives with 7-pyrrolidine substituents causing optical activity and a process for the preparation thereof |
| 06/17/2004 | WO2004050669A1 Bidentate c,p chiral phosphine ligands |
| 06/17/2004 | WO2004050585A1 Catalytic hydrogeneration of carbon-heteroatom double bonds |
| 06/17/2004 | WO2004014551A3 Immobilised ligands derived from ethylenediamine |
| 06/17/2004 | US20040116726 Process for preparing phosphites and transition metal complexes |
| 06/17/2004 | US20040116721 Catalyst for asymmetric epoxidation of enones and process for producing optically active epoxide employing it |
| 06/17/2004 | CA2507908A1 Catalytic hydrogeneration of carbon-heteroatom double bonds |
| 06/17/2004 | CA2505940A1 Bidentate c,p chiral phosphine ligands |
| 06/16/2004 | CN1153758C Esters with musky odor and their use in perfumery |
| 06/15/2004 | US6750171 Synthesis of P-chiral bisphospholane ligands and their transition metal complexes for use as asymmetric hydrogenation catalysts |
| 06/10/2004 | WO2003080855A3 Deracemisation of amines |
| 06/10/2004 | US20040110975 2-(2-phosphinoethyl)phospholanes and transition metal complexes with such ligands in asymmetric hydrogenation reactions; phospholone intermediates |
| 06/10/2004 | US20040110965 Chiral ligand |
| 06/10/2004 | US20040110796 preparation of lower alkyl esters of 3-(3,4-dihalophenyl)-2,6-dioxopiperidine-3-propionic acid and the use of the compound in preparing the corresponding acid |
| 06/10/2004 | US20040110771 (R)-5-chloro-7-(3,3-dimethylbut-2-yl)amino-6-(2,4,6-trifluoro-phenyl)-1,2,4-triazolo[1,5-a]pyrimidine for example; improved activity and/or a broader activity spectrum; by a R-configured halogen-free amino radical in the 7-position |
| 06/09/2004 | EP1240137B1 Method for making 24(s)-hydroxyvitamin d 2 |
| 06/09/2004 | CN1503800A antidepressant indoletetrahydropyridine derivatives of 2,3-dihydro-7h-[1,4] dioxino [2,3-3] indole |
| 06/09/2004 | CN1152884C Production of optically active phospholanes |
| 06/08/2004 | US6747152 Catalytic compositions and methods for asymmetric allylic alkylation |
| 06/08/2004 | US6746595 Ammonium ionophore, an ammonium ion selective matrix, an ammonium ion-selective sensor, and a method for detecting ammonium ions in a fluid sample |
| 06/02/2004 | EP0888262B1 Cycloalkyl derivatives and the solid-phase synthesis of such derivatives |
| 06/01/2004 | US6743922 3-substituent highly resistant to rotation-4-tertiary amino-pyridine |
| 06/01/2004 | US6743921 Process for the preparation of nonracemic syn-1-(4-hydroxy-phenyl)-2-(4-hydroxy-4-phenyl-piperidin-1-yl)-1-propanol compounds |
| 06/01/2004 | US6743914 Using tertiary amine catalyst |
| 05/27/2004 | US20040102652 For treatment of cardiovascular disorders/heart failure |
| 05/27/2004 | US20040102649 Water soluble chiral diphoshpines |
| 05/27/2004 | US20040102645 Process for preparing R-(-)-carnitin from S-(-)-chlorosuccinic acid or from a derivative thereof |
| 05/27/2004 | US20040102313 Comprises rhodium/ruthenium/iridium complexes with sulfonated bidentate ligands (diamines) |
| 05/26/2004 | EP1303478B1 Process for the preparation of substituted octanoyl amides |
| 05/25/2004 | US6740762 Process for ascorbic acids using alkaline earth silicate catalysts |
| 05/21/2004 | WO2003086605A3 Functionalized ionic liquids, and methods of use thereof |
| 05/20/2004 | US20040097738 Polymer-carrying optically active binaphthyl type oxazoline compound |
| 05/20/2004 | US20040097532 3-Substituted oxindole beta 3 agonists |
| 05/19/2004 | EP1419815A1 Phosphine compounds, transition metal complexes with the compounds contained as ligands therein, and asymmetric synthesis catalysts containing the complexes |
| 05/19/2004 | EP1419165A1 Isoxazoline derivatives as p, n ligands |
| 05/19/2004 | EP1419149A1 Benzo g] quinoline derivatives for treating glaucoma and myopia |
| 05/19/2004 | EP1419147A1 Process for ascorbic acids using alkaline earth silicate catalysts |
| 05/19/2004 | EP1419008A1 Catalysts |
| 05/19/2004 | EP1294734B1 Method for the selective production of racemic metallocene complexes |
| 05/18/2004 | US6737541 Preparation of nitrogen mustard derivatives |
| 05/18/2004 | US6737534 Using 10-deacetylbaccatine iii easily recovered in large amounts from taxus baccata leaves as starting material |