| Patents for C12P 41 - Processes using enzymes or micro-organisms to separate optical isomers from a racemic mixture (4,784) |
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| 08/19/1997 | US5658752 Contacting reactant with monoclonal antibody to form complex, reacting complex, releasing product |
| 08/13/1997 | EP0651821B1 Enzymatic resolution of a racemic mixture of stereospecific gaba-t inhibitors |
| 08/07/1997 | WO1997028271A1 Method of producing optically active amines |
| 08/07/1997 | DE19603575A1 Verfahren zur Herstellung von optisch aktiven Aminen A process for producing optically active amines |
| 08/07/1997 | CA2244917A1 Method of producing optically active amines |
| 08/06/1997 | EP0787195A1 Production of peptides in plants as viral coat protein fusions |
| 08/05/1997 | US5654472 Optically pure 2-aryl-3-acyloxy-1,2-propanediol compounds; chemical intermediates |
| 08/05/1997 | US5654440 Method for production of optically active (+)-4,4,4-trifluoro-3-(indole-3-)butyric acid |
| 07/30/1997 | EP0786012A1 Enzymatic process for the preparation of chiral-alpha-tertiary carboxylic acid esters |
| 07/23/1997 | EP0784698A1 Biological resolution of racemic indene oxide to (1s,2r)-indene oxide |
| 07/23/1997 | EP0784697A1 Bacterial process for the resolution of racemic cis-diols |
| 07/17/1997 | WO1997025436A1 Processes for producing indane derivatives |
| 07/09/1997 | EP0783039A1 Process for producing optically active 2-alkoxycyclohexanol derivatives |
| 07/03/1997 | WO1997023641A1 Stereoselective preparation of 2-substituted succinic derivatives |
| 07/01/1997 | US5643793 Method for producing optically active 3-hydroxyhexanoic acids using porcine pancreatic lipase |
| 06/26/1997 | WO1997022712A1 NOVEL PROCESS FOR PREPARING N-ACETYL(L)-4-CYANOPHENYLALANINE Ac-(L)-Phe(4-CN)-OH AND N-ACETYL-(L)-p-AMIDINOPHENYLALANINE-CYCLOHEXYLGLYCINE-β-(3-N-METHYLPYRIDINIUM)-ALANINE Ac-(L)-pAph-Chg-PalMe(3)-NH¿2? |
| 06/26/1997 | WO1997022710A1 Process for preparing intermediates for the synthesis of antifungal agents |
| 06/25/1997 | EP0693134B1 Arylalkanoic acid resolution |
| 06/24/1997 | US5641865 Surfactant stabilized microheterogeneous dispersion of aqueous phase containing antibody or fragment thereof in water immiscible medium |
| 06/19/1997 | WO1997021667A1 Process for the production of n-acetyl-d,l-alpha-aminocarboxylic acids |
| 06/19/1997 | WO1997021663A1 Process for obtaining optically active l-alpha-aminocarboxylic acids from corresponding racemic d,l-alpha-aminocarboxylic acids |
| 06/19/1997 | WO1997021650A1 Process for racemization of n-acetyl-d(l)-alpha-aminocarboxylic acids |
| 06/19/1997 | WO1997012964A3 Nucleic acid fragments encoding stereospecific nitrile hydratase and amidase enzymes and recombinant microorganisms expressing those enzymes useful for the production of chiral amides and acides |
| 06/19/1997 | DE19546533A1 Verfahren zur Herstellung von N-Acetyl-D,L-alpha-aminocarbonsäuren A process for producing N-acetyl-D, L-alpha-amino carboxylic acids |
| 06/19/1997 | DE19546532A1 Verfahren zur Gewinnung von optisch aktiven L-alpha-Aminocarbonsäuren aus entsprechenden racemischen D,L-alpha-Aminocarbonsäuren Process for obtaining optically active L-alpha-aminocarboxylic acids from the corresponding racemic D, L-alpha-amino carboxylic acids |
| 06/19/1997 | DE19546531A1 Verfahren zur Racemisierung von N-Acetyl-D(L)-alpha-aminocarbonsäuren A process for the racemization of N-acetyl-D (L) -alpha-amino carboxylic acids |
| 06/17/1997 | US5639662 Increased enantioselectivity of lipase catalyzed transesterification of alkynols with vinyl esters |
| 06/12/1997 | WO1997020946A1 Process for the preparation of optically active amines |
| 06/12/1997 | DE19637336A1 Verfahren zur Herstellung von optisch aktiven Aminen A process for producing optically active amines |
| 06/11/1997 | CN1151731A Chiral compounds and their resolution |
| 06/10/1997 | US5637500 Using lipase |
| 06/10/1997 | US5637489 Phosphinothricin-resistance gene, and its use |
| 06/05/1997 | WO1997019907A1 Chiral derivatives of hydroxyphenylglycin, and their use in the synthesis of pharmaceutical active principles |
| 06/05/1997 | CA2211827A1 Chiral derivatives of hydroxyphenylglycine and their use in the synthesis of pharmaceutically active ingredients |
| 06/04/1997 | EP0630402B1 New ketonic ester reductases, its preparation and use for enzymatic redox reactions |
| 06/03/1997 | US5635395 Reacting diester with microorganism capable of asymmetric hydrolysis, collecting optically active monoester |
| 05/29/1997 | WO1997019185A1 Production of optically active 2-substituted tetrahydropyran-4-ones |
| 05/29/1997 | WO1997019048A1 Synthesis of propionic acid derivatives |
| 05/29/1997 | CA2238172A1 Production of optically active 2-substituted tetrahydropyran-4-ones |
| 05/28/1997 | EP0775748A2 Preparation of D-alpha-amino acids, using bacteria transformed with the carbamoylase-hydantoinase operon |
| 05/28/1997 | EP0505567B1 Process for producing optically active (R)-1,3-butanediol using a microorganism belonging to the genus Rhodococcus |
| 05/21/1997 | EP0774452A1 Optically active compounds having plural chiral centers and the production thereof |
| 05/13/1997 | US5629200 Microorganism |
| 05/07/1997 | CN1034810C 1,3-oxathiolane nucleoside analogues |
| 05/01/1997 | WO1997015682A1 Process for producing optically active amino compounds |
| 04/29/1997 | CA2065433C Synthesis of aryl alkanediols having high optical purity |
| 04/23/1997 | EP0769557A1 Process for producing optically active 1,3-butanediol |
| 04/22/1997 | US5622858 Arthrobacter strain producing esterase for the enantioselective cleavage of 1-arylalkyl esters |
| 04/22/1997 | US5622846 Biotechnological process for the preparation of cyclic-s-α-imino carboxylic acids and r-α-imino carboxamides |
| 04/16/1997 | EP0517798B1 Stereospecific resolution by hydrolysis of esters of 2-arylpropionic acids by liver enzymes |
| 04/10/1997 | WO1997012964A2 Nucleic acid fragments encoding stereospecific nitrile hydratase and amidase enzymes and recombinant microorganisms expressing those enzymes useful for the production of chiral amides and acides |
| 04/10/1997 | CA2233868A1 Nucleic acid fragments encoding stereospecific nitrile hydratase and amidase enzymes and recombinant microorganisms expressing those enzymes useful for the production of chiral amides and acides |
| 04/08/1997 | US5618820 1,3-oxathiolane nucleoside analogues and methods for using same |
| 04/08/1997 | US5618728 Process for the enzymatic cleavage of 2-amino-4-methyl-phosphinobutyramide derivatives |
| 04/02/1997 | EP0765940A1 Catalytic antibody which hydrolyzes amino acid ester derivative enantioselectively |
| 04/02/1997 | EP0765857A1 Optically active alpha-substituted carboxylic acid derivative and process for producing the same |
| 04/01/1997 | CA2055460C Alcohol-ester separation by reaction with acetate |
| 03/20/1997 | WO1997010341A1 D-pantolactone hydrolase and gene encoding the same |
| 03/19/1997 | EP0763023A1 Chiral compounds and their resolution |
| 03/05/1997 | CN1034183C Acylamino acid racemase and its producing method and its use |
| 03/04/1997 | US5607848 Process for producing optically active 4-hydroxy-2-ketoglutaric acid using microorganisms |
| 02/27/1997 | WO1997007234A1 Process for producing optically active trans-2-bromoindan-1-ol |
| 02/27/1997 | WO1997007199A1 Novel glycerol phosphatase with stereo-specific activity |
| 02/27/1997 | CA2229488A1 Novel glycerol phosphatase with stereo-specific activity |
| 02/26/1997 | EP0759475A1 Method for the production of (R)-ter-leucine |
| 02/26/1997 | EP0759426A2 Process for the preparation of optically active 1-aryl-alkylamines |
| 02/26/1997 | EP0759066A1 Process for obtaining micro-organisms containing peptide amidase, micro-organisms obtained therewith, peptide amidases contained in them and use thereof |
| 02/25/1997 | US5605833 Catalytic hydrolysis |
| 02/20/1997 | WO1997006275A1 Process for producing optically active 2-alkoxycyclohexanol derivatives |
| 02/18/1997 | US5604120 Hydrolysis in presence of lipase |
| 02/13/1997 | WO1997005243A1 Gene encoding protein having asymmetric hydrolase activity on 4-substituted-1,4-dihydropyridine derivatives and expression product of the same |
| 02/13/1997 | WO1997005093A1 THE PREPARATION OF CHIRAL CYCLOALKANOLS SUCH AS endo-5-NORBORNEN-2-OL |
| 02/13/1997 | CA2220726A1 The preparation of chiral cycloalkanols such as endo-5-norbornen-2-ol |
| 02/04/1997 | US5600027 Ester interchange between fatty acid esters or diesters of at least one racemic phenyl alcohol and optically inactive non-racemic alcohol |
| 01/29/1997 | EP0756002A2 Interface bioreactor system |
| 01/29/1997 | EP0755379A1 Synthesis n-protected amino acids, especially n-boc-l-propargylglycine by zinc-mediated addition or organic halides to glycine cation equivalent |
| 01/28/1997 | US5597716 Microorganisms, hydrolysis |
| 01/14/1997 | US5593871 Process for the preparation of enantiometric 2-alkanoic acid amides from nitriles |
| 01/14/1997 | CA2136840C Enzymatic resolution of a racemic mixture of stereospecific gaba-t inhibitors |
| 01/09/1997 | WO1997000968A1 Reduction of ketone groups |
| 01/09/1997 | WO1997000966A1 Conversion of indene to (1s)-amino-(2r)-indanol free of any stereoisomer, by combination of dioxygenase bioconversion and chemical steps |
| 01/02/1997 | EP0751224A1 Process for producing (r)-2-amino-1-phenylethanol or halogenated derivative thereof, process for producing optically active phenylserine or halogenated derivative thereof, and novel compound 3-(3-chlorophenyl)serine |
| 12/31/1996 | US5589367 Recombinant plant viral nucleic acids |
| 12/24/1996 | US5587319 Reacting racemic phosphinothricin with alpha-keto acid in presence of d-amino acid transaminase to form 3-carboxy-3-oxo-propylmethylphosphinate, then reacting with amino-group donor, catalyzed by l-amino acid transaminase |
| 12/24/1996 | US5587318 Process for preparing(s)-α-methylarylacetic acids |
| 12/24/1996 | US5587303 Production process of L-amino acids with bacteria |
| 12/19/1996 | WO1996040976A1 Optical resolution of alkyl 1,4-benzodioxan-2-carboxylates using esterase from serratia marcescens |
| 12/19/1996 | WO1996040975A1 Optical resolution of alkyl chroman-2-carboxylates |
| 12/19/1996 | WO1996040867A1 Recombinant viral nucleic acids |
| 12/19/1996 | CA2231456A1 Optical resolution of alkyl 1,4-benzodioxan-2-carboxylates using esterase from serratia marcescens |
| 12/19/1996 | CA2223493A1 Recombinant viral nucleic acids |
| 12/17/1996 | US5585252 Enantio- and regioselective synthesis of organic compounds using enol esters as irreversible transacylation reagents |
| 12/11/1996 | EP0747487A2 Method for production of optically active (+)-4,4,4-trifluoro-3-(indole-3-)butyric acid |
| 12/04/1996 | EP0745681A2 Optical resolution of chlorohydrin with microorganism |
| 12/04/1996 | EP0745678A2 Novel microorganism, its use and process for the preparation of L-alpha-aminoacids |
| 12/04/1996 | EP0745137A1 Enzymatic resolution of substituted 2-methyl-propionic acid |
| 12/03/1996 | US5580783 Selective enrichment of enantiomers using microbial cell biocatalyst |
| 12/03/1996 | US5580765 Process for producing optically active a-hydroxycarboxylic acid having phenyl group using gordona terrae |
| 12/03/1996 | US5580764 Process for microbial reduction producing 4(S)-hydroxy-6(S)methyl-thienopyran derivatives |
| 11/19/1996 | US5576426 Aldolase catalyzed stereoselective synthesis of arabinohexulose, xyloheptulose, threohexulose and xylohexulose |