Patents
Sitemap › C12 - Biochemistry; Beer; Spirits; Wine; Vinegar; Microbiology; Enzymology; Mutation or genetic engineering › C12P - Fermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture › C12P 17 - Preparation of heterocyclic carbon compounds with only o, n, s, se, or te as ring hetero atoms
Patents for C12P 17 - Preparation of heterocyclic carbon compounds with only o, n, s, se, or te as ring hetero atoms (13,366)
12/1993
12/07/1993US5268370 Microbial transformation product of L-679,934
12/07/1993US5268294 Mutants
12/07/1993US5268282 Cyclic FR-900520 microbial biotransformation agent
12/07/1993US5268281 Immunosuppressant
12/01/1993EP0572109A1 Halichondrins: Cytotoxic polyether macrolides
12/01/1993EP0572056A1 Active principle based on avermectins, related strain and process for the preparation thereof, as well as veterinary composition containing it
11/1993
11/30/1993US5266710 (Exo,exo)-7-oxabicyclo[2.2.1]heptane-2,3-dimethanol; monoacyl ester and diacyl ester
11/30/1993US5266692 Tricyclo compounds, a process for their production and a pharmaceutical composition containing the same
11/30/1993US5266484 Streptomyces spectabilis strains employed for producing streptovaricin C
11/30/1993US5266482 Agrobacterium useful for the microbiological process for the production of hydroxylated pyrazine derivatives
11/30/1993US5266469 Microbiological process for the production of 6-hydroxynicotinic acid
11/25/1993WO1993023555A1 Cultured taxus tissues as a source of taxol, related taxanes and other novel anti-tumor/anti-viral compounds
11/25/1993DE4316882A1 DNA contg. caffeine de-methylase gene - used in prodn. of 3-methyl-7-alkyl-xanthine cpds. by microbial demethylation of 1,3-di:methyl derivs.
11/25/1993CA2136213A1 Cultured taxu tissues as a source of taxol, related taxanes and other novel anti-tumor/anti-viral compounds
11/24/1993CN1078750A Process for making chlorophyllin salt from silkworm excrement by enzyme engineering technology
11/23/1993US5264417 Dosing an effective amount of bicozamycin ester derivatives
11/23/1993US5264362 Culture of Agrobacterium
11/23/1993US5264361 Biosynthesis, alcalgenes
11/18/1993EP0570245A2 Octahydronaphthalene oxime derivatives for cholesterol biosynthesis inhibition, their preparation and use
11/18/1993EP0569998A2 Stereoselective microbial or enzymatic reduction of 3,5-dioxo esters to 3-hydroxy-5-oxo, 3-oxo-5-hydroxy, and 3,5-dihydroxy esters
11/16/1993US5262312 Etherification with hydroxy containing protected amine acid derivative
11/16/1993CA2096281A1 Octahydronaphthalene oxime derivatives for cholesterol biosynthesis inhibition, their preparation and use
11/11/1993WO1993022451A1 PROCESS OF PREPARING ENRICHED ENANTIOMERS OF GLYCEROL CARBONATE AND DERIVATIVES THEREOF FOR SYNTHESIS OF β-BLOCKERS
11/11/1993WO1993022446A1 Novel rapamycin producer
11/11/1993WO1993022445A1 A process for producing pioglitazone metabolite
11/11/1993WO1993022444A1 Fungicidally active compounds
11/11/1993WO1993022267A1 Novel retinol derivatives and uses thereof
11/11/1993WO1993021770A1 Antifungal compounds
11/11/1993CA2135298A1 Novel retinol derivatives and uses thereof
11/10/1993EP0569122A1 Pyrrole propionic acid amide, its production and use as calpain inhibitor
11/10/1993EP0568946A1 Compound TAN-1607A, its derivatives, their production, and use thereof
11/10/1993EP0568821A1 Callus cell induction and the preparation of taxanes
11/10/1993EP0568553A1 Bridged cyclic ketal derivatives
11/10/1993CN1078263A Method for prodn. of salino mycin and its sodium salt
11/09/1993US5260465 Inhibitors of farnesyl protein transferase
11/09/1993US5260447 Polyhydroxycyclopentane derivatives, their preparation and their therapeutic use
11/09/1993US5260215 Squalene synthetase inhibitor
11/09/1993CA2095782A1 Compound tan-1607a, its derivatives, their production and use thereof
11/06/1993CA2095505A1 Active principle based on avermectines, related strain and process for the preparation thereof, as well as veterinary composition containing it
11/03/1993EP0568072A2 Process for production of amide compounds and microorganisms for use therein
11/02/1993US5258291 Culturing streptomyces to produce streptovaricin, adding absorbent polymer beads and recovering beads having antibiotic adhered thereto by adjusting the specific gravity of the broth to cause beads to form a separate layer
11/02/1993US5258290 Fermentation process for the production of β-carboline derivatives by Myrothecium verrucaria
10/1993
10/28/1993WO1993021338A1 Taxol production by a microbe
10/28/1993WO1993021252A1 Synthetic melanin
10/28/1993WO1993021175A1 Chiral cyclopentene derivatives and their preparation
10/28/1993WO1993018173A3 Cd4 binding agents and inhibitors of collagenase and protein kinase c
10/28/1993CA2140935A1 Taxol production by a microbe
10/28/1993CA2133959A1 Chiral cyclopentene derivatives and their preparation
10/27/1993EP0567102A2 Method of biologically decomposing phenol or furan compounds by microorganisms
10/27/1993CN1077748A Hydroxylating azacyclocarboxylic acid by microorganism pnethod
10/26/1993US5256803 Process for the preparation of (2R,3R)-cis)-β-phenylglycidic acid
10/26/1993US5256800 Optically active 2,2-dimethyl-1,3-dioxin-4-ones and method for preparing same
10/21/1993CA2091400A1 Calpain inhibitor cystamidine a and its production
10/19/1993US5254562 Tricyclo compounds, a process for their production and a pharmaceutical composition containing the same
10/19/1993US5254533 Elfamycin
10/14/1993WO1993020182A1 Micro-organisms, preparation method therefor and uses thereof
10/14/1993WO1993020081A1 Antitumor, antiallergy and anti-inflammatory spironaphthodioxine compounds
10/14/1993DE4211719A1 Prepn. of technically pure indigo from fresh plant material - by opening up cells, dissolving indigo precursors, removing plant components, fermenting to give indigotin and sepg. indigotin
10/13/1993EP0564479A1 Thiangazole, its preparation, compositions and use thereof
10/13/1993EP0540687A4 Antibody-mediated cofactor-driven reactions
10/12/1993US5252474 Cloning genes from Streptomyces avermitilis for avermectin biosynthesis and the methods for their use
10/12/1993US5252472 Process for the production of furans and lactones from streptomyces
10/08/1993CA2434692A1 Callus cell induction and the preparation of taxanes
10/06/1993EP0563346A1 Microbiological carboxylic acid production method.
10/06/1993CN1076965A Novel fungal strains and use thereof in antibiotic production
10/05/1993US5250566 Method for controlling nematodes
10/05/1993US5250435 Fermentation culture which produces high yields of pure reductase inhibitors or anticholesterol agents
10/05/1993US5250428 L-gulono-gamma-lactone-dehydrogenase for producing vitamin C
10/05/1993US5250425 Reacting ascorbic acid with phosphate donor in presence of Escherichia cells carrying recombinant DNA fragment coding for phosphorylating enzyme, recovering
10/05/1993US5250424 Cultivating Curvularia lunata; recovering culture product
10/05/1993CA1322735C Microorganism having low acetate forming capability, and process for production of useful substrate using same
10/05/1993CA1322734C Method for regenerating deactivated microorganisms
09/1993
09/30/1993WO1993019194A1 Process for production of avermectins and cultures therefor
09/30/1993WO1993019193A1 L-ascorbic acid enhanced biomass and its production
09/30/1993WO1993019192A1 L-ascorbic acid production in microorganisms
09/28/1993US5248609 Racemic separation of 7α-acyloxy-6β-hydroxymethyl-2-oxabicyclo[3.]-octan-3-ones by stereospecific enzymatic acylate hydrolysis
09/28/1993US5248601 Amination of epoxybutyric ester and hydrolysis
09/24/1993CA2092108A1 Halichondrins
09/24/1993CA2063758A1 Genetic fingerprinting of yeasts
09/22/1993EP0561535A2 Enantiomeric enrichment of cyanohydrins
09/22/1993CN1076487A Novel microorganism and process for preparing d-biotin using the same
09/21/1993US5247095 Intermediates for d-biotin synthesis and their production
09/19/1993CA2091919A1 L-ascorbic acid enhanced biomass and its production
09/16/1993WO1993018173A2 Cd4 binding agents and inhibitors of collagenase and protein kinase c
09/16/1993WO1993017994A1 Hydroxy derivatives of cyclohexadiene
09/16/1993WO1993017991A1 TETRALIN DERIVATIVES AS HMG-CoA REDUCTASE INHIBITORS
09/15/1993EP0560408A1 Enantio- and regioselective syntheses of organic compounds using enol esters as irreversible transacylation reagents
09/15/1993EP0560389A1 Lactone with immunosuppressive activity
09/14/1993US5245055 Multistage, ylide intermediate, treatment of thrombosis
09/14/1993US5244918 Benzofuran derivative and pharmaceutical comprising the same as active ingredient
09/14/1993US5244803 Stereoselective hydrolysis by microorganism in culture
09/14/1993US5244795 Processes for preparing cholesterol lowering compounds
09/14/1993US5244497 Process for the preparation of a melanic pigment by an enzyme route and its use in cosmetics
09/10/1993CA2090801A1 Enantiomeric enrichment of cyanohydrins
09/08/1993EP0559116A2 Microbiological process for the hydroxylation of nitrogen containing heterocyclic carbonic acids
09/07/1993US5242816 Microbiological oxidation of alkyl groups in heterocycles
09/07/1993US5242815 Process for preparation of streptovaricin
09/02/1993WO1993017121A1 Enhanced production of taxol and taxanes by cell cultures of taxus species
09/01/1993EP0558022A2 Process for preparing 3-cyano-6-hydroxypyridine
09/01/1993EP0557939A1 Aldose reductase inhibitor
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