| Patents for C12P 41 - Processes using enzymes or micro-organisms to separate optical isomers from a racemic mixture (4,784) |
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| 05/13/2009 | CN101432435A Method for the enantioselective enzymatic reduction of hydroxyketo compounds |
| 05/12/2009 | US7531331 Butynol I esterase |
| 05/12/2009 | US7531330 Heat resistant lyase for use in producing optically active cyanohydrins; drug design |
| 05/06/2009 | EP2054510A2 Enantioselective representation of aliphatic acyclic esters and ketones |
| 05/06/2009 | EP2003211A9 Process for producing optically active (s)-7-hydroxy-6-methylheptane-2-one and precursor thereof |
| 05/06/2009 | CN101423861A Biocatalysis preparation method of L-aminoacid derivates |
| 04/29/2009 | EP1105413B1 Hepatitis c inhibitor tri-peptides |
| 04/29/2009 | CN101418291A Method for preparing S type cyclopentenone by sol-gel embedding immobilized enzyme |
| 04/29/2009 | CN100482800C Steroselective preparation of cyclic L-amino acids |
| 04/29/2009 | CN100482792C Hydantoin racemase |
| 04/29/2009 | CN100482641C Protected 3,5-dihydroxy-2, 2-dimethyl-valeronitriles for synthesis of epothilones and derivatives and method for preparaton and use thereof |
| 04/23/2009 | WO2009050216A1 Process for the preparation of an enantiomerically and/or diastereomerically enriched ester, thioester, alcohol or thiol |
| 04/21/2009 | US7521216 Nitrilases and methods for making and using them |
| 04/15/2009 | EP2046967A1 Process for the production of fluorine containing alpha-hydroxy carboxylic acids |
| 04/15/2009 | EP1805316B1 Process for the preparation of the enantiomeric forms of cis-3-hydroxycyclohexane carboxylic acid derivatives employing hydrolases |
| 04/15/2009 | EP1573018B1 Chemoenzymatic process for stereoselective preparation of r- and s-enantiomers of 2-hydroxy-3-(2-thienyl) propanenitrile |
| 04/09/2009 | CA2701114A1 Production of monatin stereoisomers |
| 04/08/2009 | EP1815002B1 Process for the preparation of (s)-butan-2-ol |
| 04/07/2009 | US7514245 Method for producing chiral α-hydroxycarboxylic acids by enzymatic hydrolysis of chiral cyanohydrins |
| 04/02/2009 | WO2009042984A1 Ketoreductase polypeptides and uses thereof |
| 04/02/2009 | WO2009009117A3 Chemoenzymatic processes for preparation of levetiracetam |
| 04/02/2009 | WO2009007460A3 Enantioselective reduction |
| 04/02/2009 | US20090088455 Chronic, Bolus Adminstration Of D-Threo Methylphenidate |
| 04/02/2009 | US20090087885 Process For Preparing Optically Active Amino Acids Using a Whole-Cell Catalyst |
| 03/26/2009 | DE102007044379A1 Procedure for the conversion of substrates e.g. organic sulfides, ketones and amino acids, to products by a combined electrochemical and catalytic process in a reaction medium containing ionic liquid` |
| 03/25/2009 | EP2039762A2 Nitralases |
| 03/25/2009 | EP2038407A1 Proteins with esterase activity |
| 03/25/2009 | CN100471950C Polypeptides having alpha- h-alpha-amino acid amide racemase activity and nucleic acids encoding the same |
| 03/19/2009 | WO2009035407A1 Use of intermediates ((r ) -2,2, 4-trimethyl-l, 3-dioxolane-4-yl) methanol (a), 3-f luoro-4-nitro-phenol (b) and 1- (4-chloro- benzyl) -piperidin-4-ylamine (c) |
| 03/19/2009 | US20090075329 Chemically modified mutant serine hydrolases show improved catalytic activity and chiral selectivity |
| 03/12/2009 | DE102007042600A1 Verfahren zur Herstellung von enantiomerenangereichten Aminen A process for preparing amines enantiomerenangereichten |
| 03/11/2009 | EP2033654A1 Macrocyclic isoquinoline peptide inhibitors of hepatitis c virus |
| 03/11/2009 | EP1969129B1 Process for the preparation of (r)- and (s)-4-(1-aminomethyl) benzoic acid methylester-sulphate from racemic 4-(1-aminoethyl)benzoic acid methylester |
| 03/04/2009 | CN101379193A Biocatalytic racemisation of alpha-hydroxyketones |
| 03/04/2009 | CN100465286C A preparation method of optically active propoxyaniline derivatives |
| 02/25/2009 | EP2028186A2 Hepatitis C inhibitor tri-peptides |
| 02/24/2009 | CA2468370C Chronic, bolus administration of d-threo methylphenidate |
| 02/18/2009 | EP1634958B1 Method for producing optically active chroman-carboxylate |
| 02/18/2009 | EP1629000B1 Macrocyclic isoquinoline peptide inhibitors of hepatitis c virus |
| 02/18/2009 | CN101370943A Production method of optically active biphenyl alanine compound or salt thereof and ester thereof |
| 02/18/2009 | CN101368199A Method for preparing D-aminophenol with immobilization penicillin acylated enzyme catalysis |
| 02/17/2009 | US7491494 Evolving new molecular function |
| 02/11/2009 | EP1444367B1 Reca-negative and rhab-negative microorganism |
| 02/11/2009 | CN101363015A Epoxide hydrolases from streptomyces |
| 02/05/2009 | US20090035815 Synthetic Gene for Enhanced Expression in E. Coli |
| 02/03/2009 | US7485452 Method of making optically active ester derivatives and their acids from racemic esters |
| 01/28/2009 | EP1812581B1 Process for the preparation of optically active n-carbamate protected beta-lactams by optical resolution employing a candida antarctica lipase |
| 01/28/2009 | EP1739914B1 Method, apparatus, edge router and system for providing a guarantee of the quality of service (qos) |
| 01/27/2009 | CA2170059C Resolution of the racemates of primary and secondary amines by enzyme-catalyzed acylation |
| 01/21/2009 | EP2017259A2 Preparation of gamma-amino acids having affinity for the alpha-2-delta protein |
| 01/21/2009 | CN101351548A Novel polypeptide having esterase activity and recombinant esterase and use thereof |
| 01/15/2009 | WO2009008834A1 Microbial kinetic resolution of ethyl-3,4-epoxybutyrate |
| 01/15/2009 | WO2009007759A1 Resolution process |
| 01/15/2009 | WO2009007460A2 Enantioselective reduction |
| 01/15/2009 | US20090017510 Enzymic method for the enantioselective reduction of keto compounds |
| 01/14/2009 | EP1573019B1 Stereoselective process for the production of dioxolane nucleoside analogues |
| 01/07/2009 | EP2011794A2 Process for the preparation of 5-(3-pyridylmethylene)-imidazolidine-2,4-dione |
| 01/07/2009 | EP2010666A1 Process for dynamic kinetic resolution (dkr) of racemic compounds in (hydro) fluorocarbon solvents |
| 01/07/2009 | CN101341117A Preparation of gamma-amino acids having affinity for the alpha-2-delta protein |
| 01/07/2009 | CN101338287A Bacillus subtilis esterase and application thereof for producing 1-menthol |
| 12/31/2008 | CN101333554A Method for producing D-lactic acid by enzyme resolution of D,L-lactic Acid |
| 12/30/2008 | US7470526 from 4-(4-dimethylamino)-1-(4'-fluorophenyl)-1-(hydroxybutyl)-3-(acyloxymethyl)benzonitrile by means of enzymatic enantiomeric resolution |
| 12/24/2008 | EP2004838A1 Process for the preparation of steroid derivatives by reduction of oxosteroid compounds or by oxidation of hydroxysteroid compounds using a hydroxysteroid dehydrogenase |
| 12/24/2008 | EP2004836A1 Process for the preparation of enantiomeri cally enriched beta-amino alcohols starting from glycine and an aldehyde in the presence of a threonine aldolase and a decarboxylase |
| 12/24/2008 | EP2004814A2 A group of novel enantioselective microbial nitrile hydratases with broad substrate specificity |
| 12/17/2008 | EP2003211A2 Process for producing optically active (s)-7-hydroxy-6-methylheptane-2-one and precursor thereof |
| 12/17/2008 | EP1222305B1 Enzymatic process for the resolution of enantiomeric mixtures of beta-lactams |
| 12/16/2008 | US7465842 Enantioselective biotransformation for preparation of protein tyrosine kinase inhibitor intermediates |
| 12/11/2008 | US20080305534 Novel Glycerol Dehydrogenase, Gene Therefor, and Method of Utilizing the Same |
| 12/10/2008 | CN101321875A Method for producing (R) - and (S)-4-(1-ammoniumethyl)benzoic acid methylester-sulphate from racemic 4-(1-aminoethyl)benzoic acid methylester by lipase catalysed enantoselective acylation and subseque |
| 12/09/2008 | CA2202652C Production of peptides in plants as viral coat protein fusions |
| 12/09/2008 | CA2172954C Enzyme and its use in preparing (s)-pipecolic acid |
| 12/04/2008 | US20080299623 Enzyme catalysis in the presence of ionic liquids |
| 12/03/2008 | CN101314787A Method for preparing optical activity chirality secondary alcohol with rhodotorula reductase formulation |
| 12/02/2008 | US7459301 Stereoisomerically enriched N-protected β-lactams using candida antarctica |
| 11/26/2008 | EP1994162A1 Process for the preparation of optically active 5-substituted 2-oxazolidinones from racemic epoxides and cyanate employing a halohydrin dehalogenase |
| 11/20/2008 | WO2008140127A1 Process for producing optically active 2-alkyl-1,1,3-trialkoxycarbonylpropane |
| 11/20/2008 | US20080286832 Methods for Obtaining Optically Active Epoxides and Vicinal Diols From 2,2-Disubstituted Epoxides |
| 11/19/2008 | EP1992609A1 A process for the preparation of a (S)(+)-3-(aminomethyl)-5-methylhexanoic acid |
| 11/18/2008 | US7452703 Uranium enrichment using microorganisms |
| 11/14/2008 | CA2631110A1 A process for the preparation of (s)(+)-3-(aminomethyl)-5-methylhexanoic acid |
| 11/12/2008 | EP1440155B1 Lipase variants |
| 11/12/2008 | CN101302543A Method for preparing (S)-benzoglycol by microorganism unsymmetrical split |
| 11/12/2008 | CN101302503A Mutated plant lactobacillus plantarum D-lactate dehydrogenases, genes, recombinase and use thereof |
| 11/11/2008 | US7449325 Process for enzymatically producing either optically active N-substituted β-amino acids or esters thereof or optically active N-substituted 2-homopipecolic acids or esters thereof |
| 10/30/2008 | WO2008129873A1 Phenylalanine aminomutase with selectivity for s-form, dna encoding the same, method for producing (s)-β-phenylalanine and method for producing (s)-β-phenylalanine analogs |
| 10/29/2008 | EP1985700A1 Novel (s,s)-butanediol dehydrogenase, gene for the same, and use of the same |
| 10/29/2008 | EP1984515A1 Biocatalytic racemisation of alpha-hydroxyketones |
| 10/28/2008 | CA2252616C Biocatalysts with amine acylase activity |
| 10/28/2008 | CA2221800C Reduction of ketone groups |
| 10/22/2008 | EP1982985A2 Method for manufacturing a purine derivative |
| 10/22/2008 | EP1045025B1 (S)-alpha-PHENETHYLAMINE : PYRUVATE TRANSAMINASE |
| 10/22/2008 | CN100427608C Process for resolution preparation of allyl furfural alcohol with optical activity by enzyme method |
| 10/21/2008 | US7439036 Process for producing optically active octahydro-1H-indole-2-carboxylic acid |
| 10/15/2008 | EP1980622A1 Method for production of optically active biphenylalanine compound or salt or ester thereof |
| 10/15/2008 | CN101285059A Immobilization process of microbacterium sp and process for preparing gamma-lactam |
| 10/15/2008 | CN101284769A Synthetic method for mainly intermediate compounds of anti-hypertensive drug aliskiren |
| 10/14/2008 | US7435574 Whole cell catalyst which expresses lactobacillus oxidase for use in generating/producing chrial enantiomer-enriched organic compounds |
| 10/14/2008 | CA2340218C Process for producing optically active tropinonemonocarboxylic acid ester derivative |
| 10/09/2008 | WO2008120567A1 Method for collection of l-biphenylalanine compound salt, and method for collection of biphenylalanine ester compound using the same |