Patents for C12P 41 - Processes using enzymes or micro-organisms to separate optical isomers from a racemic mixture (4,784)
01/2005
01/13/2005US20050009151 Contacting amino donor with aminotransferase having stereoselectivity for D-beta-phenylalanine; biocatalysts; purified from a newly-isolated strain of Variouorax paradoxus
01/11/2005US6841691 Process for the preparation of enantiomerically enriched esters and alcohols
01/06/2005WO2005001107A1 Method of separating optical isomers of a protected aminoacid
01/06/2005US20050004148 Human immunodeficiency and hepatitis B infections; high activity, low toxicity
01/06/2005US20050003500 Producing optically active vicinal diols via reacting (2S,3S)-2,3-butanediol dehydrogenase, microorganism, 2,3-butanedione and (2S,3S)-2,3-butanediol in presence of reduced nicotinamide adenine dinucleotides; for use as raw material in flavors and pharmeceuticals
01/05/2005EP1493819A1 Process for producing either optically active n-substituted beta-amino acid and optically active n-substituted beta-amino acid ester or optically active n-substituted 2-homopipecolic acid and optically active n-substituted 2-homopipecolic acid ester
01/05/2005EP1155138B1 Method for preparing optically active 3,3,3-trifluoromethyl-2-alkyl propionic acid derivatives
12/2004
12/30/2004US20040265985 Such as 1S,4R)-1-amino-4-(hydroxymethyl)-2-cyclopentene via N-acetylamino-alcohol hydrolase isolated from Rhodococcus, Gordona, Arthrobacter, Alcaligenes, Agrobacterium/Rhizobium, Bacillus, Pseudomonas or Alcaligenes/Bordetella
12/30/2004US20040265978 Alcohol dehydrogenases from Lactobacillus
12/29/2004EP1490501A2 Enzymatic resolution of propylene glycol alkyl (or aryl) ethers and ether acetates
12/29/2004EP1409667B1 Process for preparing variant polynucleotides
12/28/2004US6835559 Process for the production of optically active β-amino alcohols
12/28/2004CA2240329C Improved delivery of multiple doses of medications
12/23/2004WO2004111227A2 Screening process for hydantoin racemases
12/23/2004US20040259943 beginning with halogenating an alkyl cinnamate and including incubating trans alkyl 3-acyloxy-2-halo-3-phenylpropanoate with crude dry powder of lipase from Aspergillus niger for hydrolysis
12/23/2004CA2529583A1 Oxidoreductase from pichia capsulata
12/23/2004CA2528425A1 Method for the microbiological isomerisation of alpha-hydroxy carboxylic acids
12/22/2004EP1487990A2 Process for preparing optically active beta-aminocarboxylic acids from racemic n-acylated beta-aminocarboxylic acids
12/16/2004WO2004108944A1 Method for producing optically active chroman-carboxylate
12/15/2004EP1485496A2 Deracemisation of amines
12/15/2004EP1485471A1 Alcohol dehydrogenases with high solvent and temperature stability
12/15/2004CN1555416A Nucleic acid sequences encoding enantioselective amidases
12/14/2004CA2111595C Process for the enzymatic preparation of optically active transglycidic acid esters
12/09/2004WO2004106534A1 The enzymatic method of making 1,2-diol derivatives and their esters with succine anhydride
12/09/2004US20040248274 Enzymatic polypeptide which generates alpha -h- alpha -amino acid amides for use in preparation of pharmaceuticals and alpha -H- alpha -amino acids
12/08/2004EP1483229A1 Resolution of chiral compounds using aminocyclopentadienyl ruthenium catalysts
12/08/2004CN1553960A Process for producing monomer
12/08/2004CN1553959A Enzymatic process for the preparation of substituted 2-amino-3-(2-amino-phenylsulfanyl)-propionic acid
12/08/2004CN1552883A Microbial biotransformation
12/07/2004US6828134 Enzymatic resolution of selective estrogen receptor modulators
12/07/2004US6828119 Deprotecting a hydroxide or amine; obtain sample, incubate with enzyme, remoe protecting group, recover amine
12/07/2004US6828115 Epoxide hydrolases from streptomyces
12/02/2004WO2004104205A2 Enzymatic preparation of chiral indole esters
12/02/2004US20040242892 5-(3-pyridylmethyl)imidazolidine-2,4-dione is subjected to a hydrolysis reaction, wherein the reaction is followed by a decarbamation reaction to obtain (3-pyridyl)alanine
12/02/2004US20040241753 Device for producing polymer support materials in the form of porous polymer beads
12/01/2004EP1482054A1 Process for preparation of optically active allenes
12/01/2004EP1481068A2 A method of selectively producing male or female sterile plants
12/01/2004CN1551922A Enzymatic process for the enantiomeric resolution of amino acids
12/01/2004CN1550553A Process for the preparation of (1S,4R) or (1R,4S)-1-amino-4-(methylol)-2-cyclopentene and its derivatives or its salts
12/01/2004CN1550500A Process for the preparation of (1S,4R) or (1R,4S)-4-(2-amino-6-chloro-9-H-purine-9-group)-2-cyclopentenyl-1-methanol or its salts
12/01/2004CN1550490A Process for the preparation of aminoalcohol and (1S,4Rú®or (1R,4S)-1-amino-4-(methylol)-2-cyclopentene or its salts
12/01/2004CN1177935C Micro-organism biotransformation method
11/2004
11/30/2004CA2075189C Method and compositions for the synthesis of bch-189 and related compounds
11/25/2004WO2004101513A2 Preparation of (e)- and (z)-2-methyl-2-butenoic acids
11/25/2004US20040236051 Process for acrylating a hydroxylactone with an acrylic acid or ester in the presence of a biocatalyst to produce a monomer for resists which uses no acid catalysts, is carried out under mild conditions, and makes product purification easier.
11/25/2004US20040235124 Process for production of optically active 3-hydroxy-pentanenitrile
11/25/2004US20040234944 Synthesis and recovery of aspartame involving enzymatic deformylation step
11/25/2004US20040234516 Production of lysosomal enzymes in plants by transient expression
11/24/2004EP1478760A1 Esterases with lipase activity
11/24/2004EP0904348B1 Process for the preparation of amino alcohols and derivatives thereof
11/23/2004US6822116 Method for producing D-allo -isoleucine
11/18/2004WO2003008386A3 Process for the preparation of the enantiomeric forms of 2-substituted 2-(2,5-dioxoimidazolidin-1-yl)-acetic acid derivatives
11/16/2004CA2116003C Arylalkanoic acid resolution
11/11/2004WO2004097026A1 The enzymatic method of making 1,2-diol derivatives and their esters
11/11/2004US20040224395 Using trangenic microorganism having nitrilase and amidase activities to convert (E,Z)-2-methyl-2-butenenitrile into (E and Z)-2-methyl-2-butenoic acids
11/10/2004EP1451171A4 Method for preparing chiral amines
11/10/2004CN1545555A Enzymatic resolution of t-butyl taxane derivatives
11/10/2004CN1175108C Method for production of L-amino acids from their racemic N-acetyl-D,L-derivatives by enzymatic separation of recombinant enzymes
11/09/2004US6815195 5-substituted hydantoin racemase, DNA coding for the racemase, and processes for producing optically active amino acids
11/04/2004WO2004094452A2 Macrocyclic isoquinoline peptide inhibitors of hepatitis c virus
11/04/2004US20040219654 Novel pyruvate decarboxylase, production and use thereof
11/04/2004US20040219594 stereoselective hydrolase for mass production using genetically engineered escherichia; for use in preparation of enantiomeric non-steroidal anti-inflammatory drugs for treatment of cancer, hypertension and alzheimer's diseases; gel chromatography
11/03/2004EP1228087A4 Antibody catalysis of enantio- and diastereo-selective aldol reactions
11/03/2004EP1206452B1 Novel method for preparing benzoperhydroisoindole compounds
10/2004
10/28/2004WO2004092113A1 Optically active 2-allylcarboxylic acid derivative and process for producing the same
10/27/2004EP1470220A2 Selective enzymatic esterification and solvolysis of epimeric vitamin d analog and separation of the epimers
10/26/2004CA2120811C Improved process for manufacturing l-(-)-carnitine from waste products having opposite configuration
10/21/2004WO2004090152A1 2-alkylcysteinamide or salt thereof, process for producing these, and use of these
10/21/2004WO2004090094A2 L-carnitin dehydrogenases, their derivatives and method for producing substituted (s) alkanols
10/21/2004WO2004022764A3 Use of malate dehydrogenase for nadh regeneration
10/21/2004US20040209931 Process for preparing the enantiomeric forms of cis-configured 1,3-cyclohexanediol derivatives
10/21/2004DE10315760A1 L-Carnitin Dehydrogenasen, deren Derivate und ein Verfahren zur Herstellung von substituierten (S)-Alkanolen L-carnitine dehydrogenases, their derivatives and to a process for the preparation of substituted (S) -alkanols
10/21/2004CA2521288A1 L-carnitin dehydrogenases, their derivatives and method for producing substituted (s) alkanols
10/20/2004EP1468083A1 Enzymes coated with ionic liquid
10/20/2004EP0967271B1 Novel carbonyl reductase, gene that encodes the same, and method of utilizing these
10/20/2004CN1538954A Protected 3,5-dihydroxy-2, 2-dimethyl-valeronitriles for synthesis of epothilones and derivatives and method for preparaton and use thereof
10/20/2004CN1538952A Protected 3,5-dihydroxy-2, 2-dimethyl-valeroamides for synthesis of epothilone and derivatives and method for production and use thereof
10/14/2004WO2004087940A2 PROCESS FOR PRODUCING ENANTIOPURE β-AMINO ACID DERIVATIVES, AND ENANTIOPURE β-AMINO ACID DERIVATIVES
10/14/2004WO2004087932A2 Enzymatic resolution of (±) methyl trans-3-phenyl glycidate
10/14/2004WO2004087638A1 Process for producing amino acid derivatives
10/14/2004WO2004087629A1 Eco-friendly process for the preparation of chiral alcohols by asymmetric reduction of prochiral ketones
10/14/2004US20040204456 Methods for treatment of cognitive and menopausal disorders with D-threo methylphenidate
10/07/2004WO2004085651A2 Pantolactone hydrolase
10/05/2004US6800465 D-hydantoinase from Ochrobactrum anthropi
10/05/2004US6800464 Arthrobacter D-carbamoylase and methods of preparing enantiomerically enriched D-amino acids
09/2004
09/30/2004WO2004083444A1 Enzymatic process for stereo-selective preparation of chemical compounds in hydrofluorocarbon solvents
09/30/2004WO2004083423A1 Thermally stable amidases
09/30/2004WO2004083163A1 3-AMINO-3-ARYLPROPIONIC ACID n-ALKYL ESTERS, PROCESS FOR PRODUCTION THEREOF, AND PROCESS FOR PRODUCTION OF OPTICALLY ACTIVE 3-AMINO-3-ARYLPROPIONIC ACIDS AND ESTERS OF THE ANTIPODES THERETO
09/30/2004US20040191879 Preparing precursors for agrochemical and pharmeceutical agents
09/30/2004DE10312842A1 Thermisch stabile Amidasen Thermally stable amidases
09/29/2004CN1168822C Immobile bacillus and method for resolving and preparing chiral cyclopentenylone using said bacillus
09/23/2004WO2004081220A2 A process for enzymatically resolving an enantiomeric mixture of alpha-hydroxy acids
09/23/2004WO2004081219A1 Stereoselective chemoenzymatic process for preparing optically enriched phenylglycidates
09/23/2004US20040185540 transesterification and acetylation using vinyl acetate or isopropenyl acetate and lipases from Pseudomonas cepacia, Candida cylindracea, Candida rugosa, Mucor miehei or porcine pancreas lipase
09/22/2004CN1531599A Process for producing D-serine
09/22/2004CN1531555A Glycosaminoglycans derived from K5 polysaccharide having high antithrombin activity and process for their preparation
09/21/2004US6794171 D-pantolactone hydrolase and gene encoding the same
09/16/2004WO2004078951A1 Process for producing lactonase and utilization thereof
09/16/2004US20040180412 Evolving new molecular function
09/16/2004DE10308350A1 Verfahren zur Herstellung der enantiomeren Formen von cis-konfigurierten 1,3-Cyclohexandiol-Derivaten A process for preparing the enantiomeric forms of cis-configured 1,3-cyclohexanediol derivatives
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