Patents for C12P 41 - Processes using enzymes or micro-organisms to separate optical isomers from a racemic mixture (4,784)
10/2002
10/31/2002CA2443562A1 High capacity methods for separation, purification, concentration, immobilization and synthesis of compounds and applications based thereupon
10/30/2002EP1252327A1 Method for the enzymatic resolution of the racemates of aminomethyl-aryl-cyclohexanol derivatives
10/29/2002US6472189 Esterase gene and its use
10/29/2002US6472188 Method for producing hydroxycarboxylic acids by auto-degradation of polyhydroxyalkanoates
10/29/2002CA2071979C Process for the preparation of cis-beta-phenylglycidic-(2r,3r)acid
10/24/2002US20020155605 Expression vector for use as tool in controlling gene expression in plants
10/23/2002EP1251180A2 Process for preparing optically active 4-halogeno-1, 3-butanediol and its derivatives by microorganism
10/23/2002CN1376199A Epoxide hydrolases from streptomyces
10/22/2002US6468781 Using recombinant methylotrophic yeast host cell capable of producing both phenylalanine dehydrogenase and formate dehydrogenase
10/17/2002WO2002081626A2 D-hydantoinase from ochrobactrum anthropi
10/17/2002US20020151035 Nucleotide sequences coding enzymatic polypeptide for use in generation of medicines
10/17/2002DE10115000A1 Verfahren zur Herstellung von enantiomerenangereicherten alpha-substituierten Carbonsäuren A process for the preparation of enantiomerically enriched alpha-substituted carboxylic acids
10/17/2002CA2443377A1 D-hydantoinase from ochrobactrum anthropi
10/16/2002CN1375013A Process for the preparation of substituted 3-phenyl-propanoic acid esters and substituted 3-phenyl-propanoic acids
10/15/2002US6465228 Levodione reductase
10/15/2002US6465223 Enzyme-catalyzed racemic cleavage of primary amines
10/15/2002US6465222 Method for stereoselective production of substituted cyclohexylanhydrins
10/10/2002US20020146787 Coenzymes useful for the synthesis of L-carnitine
10/10/2002DE10114999A1 D-Carbamoylase aus Arthrobacter crystallopoietes DSM 20117 D-carbamoylase from Arthrobacter crystallopoietes DSM 20117
10/08/2002US6461858 Enzyme activated supports for enantiomeric separations
10/08/2002US6461841 L-amino acid oxidase from Rhodococcus species
10/08/2002CA2216245C Preparation of cis-4-o-protected-2-cyclopentenol derivatives
10/03/2002WO2002077250A2 Process for the production of enantiomer-enriched alpha-substituted carboxylic acids
10/03/2002WO2002077212A2 D-carbamoylase from arthrobacter crystallopoietes dsm 20117
10/02/2002EP1102839B1 Enzyme-containing polymers
09/2002
09/26/2002US20020137171 Nucleic acid encoding a polypeptide having hydrolase activity
09/26/2002US20020137153 Using enzyme
09/25/2002EP1242613A2 Method for kinetic resolution of racemates of alcohols or carboxylic acid esters
09/25/2002EP1242589A2 Methods for producing enantiomerically pure alpha-substituted carboxylic acids
09/25/2002CN1371422A Method for production of L-amino acids from their racemic N-acetyl-D,L-derivatives by enzymatic recombinant enzymes
09/25/2002CN1371356A Enatiomerically-enriched compounds having photocleavable bond(s) and methods related thereto
09/24/2002US6455302 Esterification with alcohol; hydrolysis
09/19/2002WO2002072841A1 Dna encoding hydantoinase, dna encoding n-carbamyl-l-amino acid hydrolase, recombinant dna, transformed cells, process for producing protein and process for producing optically active amino acid
09/19/2002US20020132314 Process for preparation of (R)-1,-2-propanediol by microbes
09/12/2002WO2002070726A1 Process for preparation of optically active propoxyaniline derivatives
09/12/2002WO2002070512A1 Method for producing 2-azetidinone derivative
09/12/2002US20020127664 Protein for use in the generation of bronchodilating agent, pesticides, fungicide, herbicides and for use in the treatment of diabetes
09/12/2002CA2440411A1 Process for preparation of optically active propoxyaniline derivatives
09/11/2002EP1238094A1 Method for the production of optically active cyanohydrins using r-oxynitrilase
09/11/2002EP1237837A1 Method for preparing chiral esters
09/11/2002EP0912504B1 Oxazolidine ester
09/10/2002US6448402 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
09/10/2002US6448052 To convert ethyl 4-chloroacetoacetate using nadph as a coenzyme to produce ethyl (s)-4-chloro-3-hydroxybutyrate; substrate specificity, no activity to ethyl acetoacetate, specified optimal ph and temperature; enzyme from candida
09/10/2002US6448051 Process for the preparation of 4(R)-hydroxy cyclopent-2-en1(S)-acetate
09/10/2002US6448046 Possessing enhanced stability within a host, enabling the sustained systemic transcription of a nucleotide sequence; accomplished by the use of a dual subgenomic promoter system which reduces the frequency of recombination
09/06/2002CA2846761A1 Enzymes having dehalogenase activity and methods of use thereof
09/05/2002US20020123110 Deprotecting a hydroxide or amine; obtain sample, incubate with enzyme, remoe protecting group, recover amine
09/04/2002EP1235832A1 Vitamin d prescursors, method and intermediates
09/04/2002CN1090240C Process for preparing intermediates for synthesis of antifungal agents
09/04/2002CN1090239C Recombinant virus vectors
09/03/2002US6444460 Microbial production of actinol
08/2002
08/29/2002WO2002022849A3 Enzymatic resolution of aryl- and thio-substituted acids
08/28/2002EP1234884A1 A process for the preparation of beta-hydroxy-delta-lactone using novel intermediates
08/27/2002US6440721 Enantioselective hydrolysis of esters of racemic heterocyclic carboxylic acids; organic solvent extraction of remaining esters
08/22/2002WO2002050125A3 Glycosaminoglycans derived from k5 polysaccharide having high antithrombin activity and process for their preparation
08/21/2002EP1232279A2 Method for producing optically active amines
08/21/2002CN1364910A Method for preparing L-menthol
08/20/2002US6436697 Enzyme-mediated synthesis of peptidomimetics
08/15/2002WO2002063028A1 Process for producing (3r,5s)-(e)-7-[2-cyclopropyl-4-(4-fluorophenyl)-quinolin-3-yl]-3,5-dihydroxyhept-6-enic acid esters
08/14/2002EP0868526B1 PROCESS FOR PREPARING N-ACETYL(L)-4-CYANOPHENYLALANINE Ac-(L)-Phe(4-CN)-OH AND N-ACETYL-(L)-p-AMIDINOPHENYLALANINE-CYCLOHEXYLGLYCINE-BETA-(3-N-METHYLPYRIDINIUM)-ALANINE Ac-(L)-pAph-Chg-PalMe(3)-NH2
08/08/2002WO2002061107A2 Process for the preparation of enantiomer-enriched amino acids
08/08/2002WO2002061077A1 Dna encoding novel d-aminoacylase and process for producing d-amino acid by using the same
08/08/2002WO2002020821A3 Process for the preparation of enantiomerically enriched amines
08/08/2002US20020107387 Nucleotide sequences coding envelope protein for use in prevention of viral disease and parasitic infections
08/08/2002US20020106753 L-amino acid oxidase from Rhodococcus species
08/08/2002US20020106752 Racemization of N-carbamoyl amino acids; obtain sample of n-carbamoyl amino acids, incubate with racemase, recover enantimorph
08/08/2002DE10104231A1 Verfahren zur enzymatischen Herstellung von enantiomerenreinen 1,3-Dioxolan-4-on-Derivaten Process for the enzymatic preparation of enantiomerically pure 1,3-dioxolane-4-one derivatives
08/07/2002EP1229127A1 Method for the enzymatic preparation of enantiomerically pure derivatives of 1,3-Dioxolan-4-one and 1,3-Oxathiolan-5-one
08/07/2002EP1228087A1 Antibody catalysis of enantio- and diastereo-selective aldol reactions
08/07/2002EP1228033A1 Preparing method of chiral ester
08/06/2002US6428991 Process for producing levodione
08/01/2002WO2002059342A1 Method of preparing 3-[2-{(methylsulfonyl)oxy}ethoxy]-4-(triphenylmethoxy)-1-butanol, methane sulfonate
08/01/2002WO2002036795A3 Process for preparing (-)- menthol and similar compounds
08/01/2002US20020102713 5-substituted hydantoin racemase, DNA coding for the racemase, and processes for producing optically active amino acids
08/01/2002US20020102671 Biosynthesis of chiral beta -keto ester product; mix beta ester and racemic alcohol with lipase, allow ester interchange, recover ester product
08/01/2002US20020102662 Methods for racemizing N-acylamino acids and producing optically active amino acids
08/01/2002CA2429775A1 Method of preparing 3-[2-{(methylsulfonyl)oxy}ethoxy]-4-(triphenylmethoxy)-1-butanol, methane sulfonate
07/2002
07/31/2002EP0935669B1 Enzymatic synthesis of optically active hydroxamic acids and their conversion into optically active primary amines by lossen transposition
07/31/2002EP0804600B1 The cytoplasmic inhibition of gene expression
07/31/2002CN1088473C Process for producing D-amino acid with composite immobilized enzyme products
07/31/2002CA2369718A1 A process for the enzymatic preparation of enantiopure 1,3-dioxolan-4-one and 1,3-oxathiolan-5-one derivatives
07/25/2002WO2002057475A1 Stereoselective preparation of 3-hydroxy-3-phenylpropionitrile
07/25/2002WO2002057411A2 Hydrolase enzymes and their use in kinetic resolution
07/25/2002US20020098557 Chemically reducing preferential compounds; obtain cmpounds, incubate with bacteria, recover reduced products
07/25/2002DE10100913A1 Verfahren zur Herstellung von L-Menthol A process for the preparation of L-menthol
07/25/2002CA2429942A1 Hydrolase enzymes and their use in kinetic resolution
07/24/2002EP1224316A2 13-alkyl epothilone derivatives
07/24/2002EP1224296A1 L-pantolactone-hydrolase and a method for producing d-pantolactone
07/23/2002US6423522 Isolated, stable enzyme capable of hydrolyzing enantiomer of bicyclic gamma-lactam, 2-azabicyclo(2.2.1)hept-5-en-3-one
07/18/2002WO2002055724A1 A process for the preparation of 1-(3-trifluoromethylphenyl)-propan-2-ol enantiomers
07/17/2002EP1223223A1 Method for preparing D- or L-menthol
07/17/2002EP1222305A2 Enzymatic process for the resolution of enantiomeric mixtures of beta-lactams
07/16/2002US6420380 Hepatitis C inhibitor tri-peptides
07/16/2002US6420166 Process for the preparation of D-asparagine derivatives
07/16/2002CA2193094C The cytoplasmic inhibition of gene expression
07/11/2002WO2002053724A2 Enzymatic deprotection of amines and hydroxides
07/11/2002US20020090684 Racemization of preferential amino acids; obtain chemical intermediate, incubate with preferential enzyme, recover amino acid
07/11/2002DE10061864A1 Rekombinante Schweineleberesterase, deren Verwendung sowie ein Verfahren zu deren Herstellung Recombinant porcine liver esterase, to their use and to a process for their preparation
07/11/2002CA2433628A1 Enzymatic deprotection of amines and hydroxides
07/10/2002EP1220904A2 Micro-organisms, their use and method for producing d-amino acids
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