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 33 - Preparation of steroids
Patents for C12P 33 - Preparation of steroids (1,659)
04/1990
04/05/1990WO1990003428A1 Process for the multiple oxidation of steroids and genetically engineered cells to be used therefor
04/03/1990US4914198 Novel substance UCY1003 and process for preparing the same
03/1990
03/28/1990EP0360361A1 Process for the multiple oxidation of steroids and genetically engineered cells to be used therefor
03/27/1990US4912098 Antiinflammatory 6 alpha-methylhydrocortisones
02/1990
02/06/1990US4898693 Simplified production of flumethasone
01/1990
01/17/1990EP0350488A1 1,2-dehydrogenation of steroidal 21-esters with a. simplex.
01/17/1990CN1038816A Reinforced gibberellin
01/11/1990DE3823068A1 Steroids and preparation processes
01/10/1990CN1038667A Process for biochemical oxidation of steroids and genetically engineered cells to be used therefor
12/1989
12/14/1989WO1989012064A1 1beta,15alpha-DIHYDROXY-1alpha-METHYL-5alpha-ANDROSTAN-3,17-DIONE, ITS PREPARATION AND USE
12/14/1989DE3818747A1 1(beta),15(alpha)-dihydroxy-1(alpha)-methyl-5(alpha)-androstan-3,17-dion seine herstellung und verwendung 1 (beta), 15 (alpha) -dihydroxy-1 (alpha) -methyl-5 (alpha) -androstane-3,17-dione its preparation and use
12/13/1989EP0217840B1 Process for the production of 1-methyl-1,4-androstadien-3,17-dion
11/1989
11/16/1989WO1989010963A1 Process for the biochemical oxidation of steroids and genetically engineered cells to be used therefor
11/08/1989EP0340878A1 Process for the biochemical oxidation of steroids and genetically engineered cells to be used therefor
11/08/1989EP0340744A2 Process for the biocatalytic conversion of organic substances
10/1989
10/03/1989US4871727 Steroids from soil microorganisms
09/1989
09/19/1989US4867914 Pregnane derivatives and method of producing the same
09/19/1989US4867913 Intermediates for corticoids
08/1989
08/30/1989EP0330334A1 A new antimicrobial compound,WF11605,derivatives therof and processes for preparing the same
07/1989
07/05/1989EP0322630A1 Process for the preparation of pregneno-oxazolines
06/1989
06/28/1989EP0322081A1 Microbiological preparation of 9-alpha-hydroxy-17-keto steroids
06/28/1989EP0322036A1 Anti-inflammatory and anti-degenerative compounds isolated from L-681,512
06/13/1989US4839282 Preparation of 3-oxo-Δ1,4 -steroids
03/1989
03/28/1989CA1251783A1 6.alpha.-METHYLPREDNISOLONE DERIVATIVES AND THEIR MANUFACTURE AND USE
03/07/1989CA1250830A1 Liposomes containing steroid esters
02/1989
02/01/1989EP0301102A1 NOVEL 7$g(b)-HYDROXY-4-PREGNENE-3,20-DIONE DERIVATIVES AND PROCESS FOR THEIR PREPARATION
01/1989
01/25/1989EP0300062A1 Novel androst-4-ene-3,17-dione derivatives and process for their preparation
11/1988
11/01/1988CA1244004A1 GESTAGENICALLY ACTIVE 11.beta.-CHLORO-.DELTA. SU15 XX- STEROIDS AND THEIR MANUFACTURE AND USE
09/1988
09/22/1988WO1988007122A1 Arrangement for a door
09/22/1988WO1988007092A1 1,2-dehydrogenation of steroidal 21-esters with a. simplex
08/1988
08/11/1988WO1988005782A1 NOVEL 7beta-HYDROXY-4-PREGNENE-3,20-DIONE DERIVATIVES AND PROCESS FOR THEIR PREPARATION
08/11/1988WO1988005781A1 Novel androst-4-ene-3,17-dione derivatives and process for their preparation
08/10/1988EP0277688A2 Method for preparing thiol compounds
08/03/1988EP0276393A2 Process for the preparation of 6-alpha, 9-alpha-difluoro-11-beta-17-alpha-dihydroxy-16-alpha-methyl-pregn-4-ene-3,20-dione and its derivatives
07/1988
07/13/1988EP0274147A2 Process for preparing steroids
07/05/1988US4755463 Process for preparing steroids
06/1988
06/07/1988US4749649 Electron carriers, toxic oxygen scavengers, arthrobacter or bacterium bioconversion to 1,2-dehydro steroids
03/1988
03/30/1988EP0261187A1 PROCESS FOR THE PRODUCTION OF 17a$g(a)-HYDROXY-D-HOMO-1,4-PREGNADIENE-3,20-DION
03/22/1988US4732851 Curing on carrier
12/1987
12/17/1987DE3718934A1 Verfahren und vorrichtung zur herstellung von polymer-perlen Method and apparatus for manufacturing polymer-pearl
11/1987
11/03/1987US4704358 Δ1 -dehydrogenation with heat or air-dried B. cyclooxidans
10/1987
10/08/1987WO1987005940A1 PROCESS FOR THE PRODUCTION OF 17aalpha-HYDROXY-D-HOMO-1,4-PREGNADIENE-3,20-DION
09/1987
09/15/1987US4693999 Antiinflammatory, antiallergen agents
08/1987
08/04/1987US4684611 Process for the in-vitro transformation of plant protoplasts with plasmid DNA
08/04/1987US4684610 Arthrobacter or bacterium
07/1987
07/15/1987EP0228700A1 Epoxysteroid UCY1003 and process for preparing the same
07/02/1987DE3526544A1 3 alpha ,14 alpha -Dihydroxy-5 beta -cholanic acid and derivatives thereof
07/01/1987EP0227588A1 Process for the preparation of androst-4-ene-3,17-dione and androsta-1,4-diene-3,17 dione
06/1987
06/18/1987WO1987003620A1 Process for producing 4-androstene-3,17-dion and 1,4-androstadiene-3,17-dion
04/1987
04/07/1987CA1220195A1 METHOD OF PREPARING 11.beta., 17.alpha., 20, 21-TETRAHYDROXY STEROIDS AND CORRESPONDING 11.beta., 17.alpha., 21- TRIHYDROXY-20-OXO STEROIDS
03/1987
03/19/1987DE3512328A1 Verahren zur herstellung von 1-methyl-1,4-androstadien-3,17-dion Vera Hren for the preparation of 1-methyl-1,4-androstadien-3,17-dione
03/17/1987US4650755 Immobilized enzymes
03/04/1987CN86105166A Process of producing ginsenoside-rd
02/1987
02/25/1987CN85108564A Combined production of yam saponin and citric acid by fermentation with aspergillus niger
12/1986
12/18/1986WO1986007385A1 Process for the preparation of 4-androstene-3,17-dione and of 1,4-androstadiene-3,17-dione
11/1986
11/04/1986US4621137 Alpha-glycosyl ginsenosides
10/1986
10/09/1986WO1986005813A1 Process for the production of 1-methyl-1,4-androstadien-3,17-dion
09/1986
09/30/1986US4614616 Fermentation of botryodiplodia; blocking one hydroxyl with chlorosilanes or pivalic anhydride
08/1986
08/12/1986CA1209503A1 Immobilized microbial cells and processes for preparing and using same
08/05/1986US4604353 Method for producing conjugated ursodeoxycholic acids by means of microbial transformation
07/1986
07/29/1986US4603013 Estrane derivatives
07/29/1986CA1208585A1 Method for the enzymatic conversion of a water- insoluble or substantially water-insoluble organic substrate
07/15/1986US4600692 Immobilized cells for preparing phenylalanine
06/1986
06/25/1986EP0046769B1 Fermentation of bile
06/03/1986US4592868 11-hydroxypregn-4-en-3-one-20-carbaldehyde and a method for its production
05/1986
05/13/1986US4588683 Method of preparing 11β, 17α, 20, 21-tetrahydroxy steroids and corresponding 11β, 17α, 21-trihydroxy-20-oxo steroids
05/06/1986US4587236 Novel 6α-methylprednisolone derivatives, their preparation, and their use
04/1986
04/30/1986EP0179096A1 Process for hecogenin production from anaerobic fermentation of sisal juice
04/29/1986CA1203796A1 3.beta.,7.beta.,15.alpha.-TRIHYDROXY-5-ANDROSTEN-17-ONE, ITS 3, 15-DIPIVALATE, AND THEIR PREPARATION
04/01/1986US4579819 Method for production of ursodeoxycholic acid by means of microbial transformation
03/1986
03/25/1986CA1202301A1 7.alpha.-ACYLTHIO-15,16-METHYLENE-3-OXO-17.alpha.-PREGNA-1,4- DIENE-21,17-CARBOLACTONES, PROCESS FOR THE PREPARATION THEREOF, AND USE THEREOF AS MEDICINAL AGENTS
02/1986
02/05/1986EP0170642A2 Liposomes containing steroid esters
11/1985
11/21/1985WO1985005126A1 Process for hecogenin production from anaerobic fermentation of sisal juice
10/1985
10/08/1985US4546078 Copolymer of acrolein and 1-vinyl-2-pyrrolidone crosslinked with alkylenediox-diamine
09/1985
09/11/1985EP0154407A2 Methods of preparing 11 beta, 17 alpha, 20, 21-tetra-hydroxy steroids and corresponding 11 beta, 17 alpha, 21-trihydroxy-20-oxo steroids
08/1985
08/07/1985EP0150782A2 Process for the preparation of 15 alpha-hydroxy androst-4-ene-3,17-dione
07/1985
07/09/1985US4528272 Fermentation of bile
07/09/1985US4528271 Process for the intensification of microbiological conversions of steroids using cyclodextrin additives
07/02/1985CA1189806A2 Fermentation of bile
06/1985
06/18/1985US4524134 Bioconversion with arthrobacter simplex
05/1985
05/28/1985US4520102 Utilizing deoxycholic acid as a substrate
05/08/1985EP0139907A2 Process for the preparation of estrane derivatives
04/1985
04/16/1985CA1185548A1 Process for the intensification of microbiological conversions of steroides using cyclodextrin additives
04/09/1985CA1185234A1 6 .alpha.-METHYLHYDROCORTISONE DERIVATIVES AND THEIR MANUFACTURE AND USE
02/1985
02/19/1985US4500522 Antialdosterones, diuretic, and antidemic agents
02/13/1985EP0132999A2 Process and compositions for preparing phenylalanine
12/1984
12/05/1984EP0127294A1 Steroid dehydrogenation
12/05/1984EP0126877A1 Process for the preparation of 3-keto-delta-1,4-steroids
12/05/1984EP0126876A1 Process for the preparation of 3-oxo-delta-1,4 steroids
11/1984
11/14/1984EP0124903A1 11-Hydroxypregn-4-en-3-one-20-carbaldehyde and a method for its production
09/1984
09/19/1984EP0119040A1 Producing conjugated ursodeoxycholic acids
09/19/1984EP0118928A1 Method for the enzymatic conversion of a water-insoluble or substantially water-insoluble organic substrate
09/05/1984EP0117266A1 12-Alpha-substituted pregna-1,4-diene-3,20-diones
08/1984
08/21/1984CA1172961A1 Process for producing substances produced by cells
08/14/1984CA1172590A2 Steroids of the pregnane series substituted in the 17- position, and their manufacture and use
08/08/1984EP0114984A2 Process for the preparation of 3,11-alpha dihydroxy-1,3,5(10) estratriene derivatives
08/07/1984US4464365 11β-Chloro-Δ15 -steroids, a process for their preparation and pharmaceutical preparations containing them
06/1984
06/26/1984CA1169795A1 Microbial process for producing cholanic acid derivatives and microbes used therein
05/1984
05/29/1984US4451564 Transformation of sterols by fermentation
05/16/1984EP0108231A1 Biocatalyst
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