| Patents for C07B 57 - Separation of optically-active organic compounds (3,737) |
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| 07/11/2007 | EP1366021B1 Substituted diarylureas as stimulators for fas-mediated apoptosis |
| 07/05/2007 | WO2007075608A1 Particulate chiral separation material |
| 06/28/2007 | WO2007023129B1 Method for separating compound-forming chiral systems |
| 06/27/2007 | CN1989095A Resolution of p-hydroxyphenyl-2-alkoxypropionic acids |
| 06/27/2007 | CN1323057C Process for the preparation of (1S,4R) or (1R,4S)-1-amino-4-(methylol)-2-cyclopentene and its derivatives or its salts |
| 06/21/2007 | WO2007069745A1 Method for producing optically active (4e)-5-chloro-2-isopropyl-4-pentenoic acid or basic amino acid salt thereof |
| 06/21/2007 | CA2631409A1 Method for producing optically active (4e)-5-chloro-2-isopropyl-4-pentenoic acid or basic amino acid salt thereof |
| 06/20/2007 | EP1797021A1 Methods for the separation of modafinil |
| 06/20/2007 | CN1982284A Production method of (R) -3 hydroxy-3- (2-phenylethyl) hexanoic acid and intermediate thereof |
| 06/14/2007 | WO2007066160A1 Process for the separation of optical isomers of the corey lactone |
| 06/14/2007 | US20070135520 Cis-trans isomerisation of semicarbazone compounds |
| 06/13/2007 | EP1309674B1 Stereoselective esterase from aspergillus oryzae |
| 06/12/2007 | US7229981 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 |
| 06/07/2007 | US20070129561 Method for the separation of intermediates which may be used for the preparation of escitalopram |
| 05/31/2007 | WO2007060412A1 Improved apparatus and method for temperature controlled processes |
| 05/31/2007 | WO2006013581A3 Resolution of racemic organic acids with (1s, 4s)-4[3,4-dichlorophenyl]-1,2,3,4- tetrahydro-n-methyl-1-naphthaloneamine |
| 05/31/2007 | US20070123545 (1R,4S) or (1S,4R)-1-Amino-4-(hydroxymethyl)-2-cyclopentene D- or L-hydrogen tartrate intermediates |
| 05/31/2007 | CA2630457A1 Improved apparatus and method for temperature controlled processes |
| 05/29/2007 | USRE39667 3,3-Diphenylpropylamines, their use and preparation |
| 05/29/2007 | US7223334 Separating agent for enantiomeric isomers |
| 05/23/2007 | EP1392620B1 Novel use of sulfamic acids as resolving agent. |
| 05/22/2007 | US7220883 Process for the preparation of primary amines |
| 05/22/2007 | US7220870 Resolution of epi(chloro or bromo)hydrin using transition metal catalyst |
| 05/16/2007 | CN1315777C Processes for the recovery of optically active diacyltartatic acids |
| 05/10/2007 | WO2007023129A3 Method for separating compound-forming chiral systems |
| 05/10/2007 | US20070106041 Molecularly imprinted polymer obtainable by polymerization of hexamethyl phosphonamide based monomer in presence of a template molecule and extraction; crosslinking; separation of enantiomers, resolution, used for separation of enantiomers, diastereomers of the template molecule, separation of template |
| 05/09/2007 | EP1692084B1 Process for the preparation of enantiomerically enriched amino acids |
| 05/08/2007 | US7214820 Process for producing optically active flurbiprofen |
| 05/08/2007 | US7214819 Fluorous triphasic reaction and separation processes for the generation of enantioenriched alcohols, amines, carboxylic acids and related compounds |
| 05/03/2007 | DE102005052195A1 Verfahren zur Herstellung von chiralen Octensäurederivaten A process for the preparation of chiral Octensäurederivaten |
| 05/02/2007 | EP1560649A4 Active catalysts for stereoselective ring-opening reactions |
| 05/02/2007 | EP1458661B1 Separation of diastereoisomers |
| 05/02/2007 | EP1115693B1 SUBSTITUTED POLYCYCLIC ARYL AND HETEROARYL $i(TERTIARY)-HETEROALKYLAMINES USEFUL FOR INHIBITING CHOLESTERYL ESTER TRANSFER PROTEIN ACTIVITY |
| 04/25/2007 | EP1776331A1 Resolution of p-hydroxyphenyl-2-alkoxypropionic acids |
| 04/25/2007 | CN1951936A Argatroban separation method |
| 04/24/2007 | US7208557 Functional monomers for molecular recognition and catalysis |
| 04/24/2007 | US7208086 chiral stationary phase in enantiomeric separation or enantiomeric analysis |
| 04/24/2007 | CA2340343C Enantioselective synthesis |
| 04/19/2007 | WO2007043407A1 Process for producing optically active fluorobenzyl alcohol |
| 04/19/2007 | US20070084796 Filler used for separating optical isomers and process for separating optical isomers with the filler |
| 04/18/2007 | CN1950364A Processes and intermediates for the preparation of aspartic acetal caspase inhibitors |
| 04/18/2007 | CN1310870C Enantiomerically enriched 1-phenylethylamines |
| 04/17/2007 | US7205401 Separation of such enantiomers with non-chromatographic resin bed separations of three separation stages or less; efficiency; chiral purity |
| 04/17/2007 | CA2226082C Photochemically cross-linked polysaccharide derivatives having no photopolymerisable functional groups |
| 04/12/2007 | WO2007041571A1 Improved method of making amphetamine free base |
| 04/10/2007 | CA2379197C New sulfonyl derivatives of .alpha.-amino acids, process for their preparation and pharmaceutical compositions containing them |
| 04/05/2007 | WO2007036570A1 Method for fractionating stereoisomeric compounds |
| 04/05/2007 | CA2623891A1 Method for fractionating stereoisomeric compounds |
| 04/03/2007 | US7199264 Separating alanine isomers from a racemic mixture, by amidation converting a nitrogen atom of an amino group into carbamate group, complexing with hydrophilic compound, isolate by the difference in the hydrophobicity; purification |
| 04/03/2007 | CA2172519C Method of resolution of two enantiomers by crystallysation |
| 03/29/2007 | WO2007004077A3 Process for the preparation of tamsulosin |
| 03/22/2007 | US20070066832 Method for producing monatin |
| 03/20/2007 | US7193102 Process for the racemate resolution of 3-aminopentanenitrile |
| 03/15/2007 | US20070056908 Nucleic acids in the form of specific novel chiral selectors |
| 03/14/2007 | CN1930118A Process for production of cyclopentenenitrile derivatives |
| 03/06/2007 | CA2200355C Crystallisation of levobupivacaine and analogues thereof |
| 03/01/2007 | WO2007023129A2 Method for separating compound-forming chiral systems |
| 03/01/2007 | WO2007023056A1 Process for preparing enantiomerically enriched beta-amino acid derivatives |
| 02/28/2007 | EP1571138B1 Processes for producing (4e)-5-chloro-2-isopropyl-4-pentenoic ester and optically active isomer thereof |
| 02/28/2007 | CN1922140A Method for producing monatin |
| 02/28/2007 | CN1301989C Method for the production of (s)-3-methylamino-1-(thien-2-yl)propan-1-ol |
| 02/22/2007 | DE102005039501A1 Verfahren zur Trennung verbindungsbildender chiraler Systeme Process for the separation of compound-forming chiral systems |
| 02/21/2007 | CN1918112A Method for the separation of intermediates which may be used for the preparation of escitalopram |
| 02/21/2007 | CN1301244C Production method of (R)-3- hydroxy-3-(2-phenylethyl)hexanoic acid and intermediate thereof |
| 02/15/2007 | WO2007017424A1 Novel chiral derivatizing reagent for the determination of enantiomeric excesses |
| 02/15/2007 | US20070037948 Polyelectrolyte complex films for analytical and membrane separation of chiral compounds |
| 02/15/2007 | US20070037260 allowing cells of microorganism or treated products thereof having an activity of stereoselective hydrolysis of the amide bond of a 2-alkyl-L-cysteinamide or a salt thereof to act on a 2-alkylcysteinamide consisting of a mixture of D- and L-isomers or a salt thereof |
| 02/14/2007 | CN1911937A Stabilizers to inhibit the polymerization of substituted cyclotetrasiloxane |
| 02/13/2007 | CA2212057C Photochemically cross-linked polysaccharide derivatives as supports for the chromatographic separation of enantiomers |
| 02/08/2007 | US20070029242 Separating agent including polysaccharide derivative having a polycyclic structure |
| 02/07/2007 | EP1750119A1 Novel chiral derivatizing reagent for the determination of enantiomeric excesses |
| 02/07/2007 | CN1298713C Process for the preparation of 5-substituted isobenzofurans |
| 02/01/2007 | DE102005036340A1 Verfahren zur Herstellung optisch aktiver Bis-Phosphinylalkane A process for preparing optically active bisphosphinylalkanes |
| 01/30/2007 | CA2165043C Process for the preparation of the enantiomers of 2-(2-fluoro-4-biphenyl)propionic acid |
| 01/24/2007 | CN1296360C (1R,2R) or (1S,2S)-1-(4'-substitute-1'8'-naphthoyl imdo group)-2-amino cyclohexane, preparation and application |
| 01/23/2007 | US7166754 Methods and compositions for enantioselective oxidation reactions |
| 01/23/2007 | US7166729 Process for the preparation of 5-substituted isobenzofurans |
| 01/18/2007 | WO2007007828A1 Ethylenediamine derivative and method for producing same |
| 01/11/2007 | WO2007004077A2 Process for the preparation of tamsulosin |
| 01/11/2007 | CA2607809A1 Process for the preparation of tamsulosin |
| 01/10/2007 | EP1534699A4 Kinetic resolution method |
| 01/09/2007 | CA2200490C Racemisation and asymmetric transformation processes used in the manufacture of levobupivacaine and analogues thereof |
| 01/04/2007 | WO2007000918A1 Benzylamine derivatives, method for optical resolution of benzylamine derivatives, process for production of benzylamine derivatives, process for production of optically active benzylamine derivatives, and process for production of (1r, 2s)-2-amino-1-(4-hydroxyphenyl)propan-1-ol |
| 01/03/2007 | EP0706982B1 Method of separating optical isomers |
| 01/02/2007 | US7156989 Separating agent including polysaccharide derivative having a polycyclic structure |
| 12/28/2006 | WO2006136866A1 Process for enantiomeric separation of zopiclone |
| 12/28/2006 | US20060293536 via non-racemic cinchona-alkaloid-type catalyst (quinidine) for addition of nucleophile |
| 12/28/2006 | CA2612763A1 Process for enantiomeric separation of zopiclone |
| 12/27/2006 | EP1353928B1 Process for preparing clopidogrel |
| 12/20/2006 | CN1882543A Process for preparation of chiral amlodipine salts |
| 12/13/2006 | CN1878752A Cis-trans isomerisation of semicarbazone compounds |
| 12/13/2006 | CN1876631A Method for preparing D-tryptophan using asymmetric conversion method |
| 12/13/2006 | CN1876628A Method for preparing levocysteine and dextral cysteine using chemical resolution method |
| 12/06/2006 | CN1874992A Resolution of 3-amino alkylnitriles |
| 11/30/2006 | DE102005033732A1 Trennung stereoisomerer N,N-Dialkylamino-2-alkyl-3-hydroxy-3-phenyl-alkane Separation of stereoisomeric N, N-dialkylamino-2-alkyl-3-hydroxy-3-phenyl-alkanes |
| 11/29/2006 | EP1725548A2 Processes and intermediates for the preparation of aspartic acetal caspase inhibitors |
| 11/22/2006 | EP1724255A1 Process for production of cyclopentenenitrile derivatives |
| 11/22/2006 | EP1527065B1 Method for the production of (s)-3-methylamino-1-(thien-2-yl)propan-1-ol |
| 11/22/2006 | CN1867546A Novel compound and its uses in medicine, its preparation method and its pharmaceutical composition comprising same |
| 11/22/2006 | CN1285559C Method of industrial-scale purification of lactic acid |