Patents
Patents for C07J 5 - Normal steroids containing carbon, hydrogen, halogen, or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane, and substituted in position 21 by only one singly bound oxygen atom (1,937)
10/1991
10/03/1991WO1991014700A2 PROCESS FOR 9α-HYDROXY STEROID DEHYDRATION
08/1991
08/14/1991EP0440752A1 Method for the preparation of 3-desoxy-4-ene steroids.
08/07/1991EP0245357B1 Angiostatic steroids
07/1991
07/24/1991EP0437552A1 Alkyl derivates in 17/21 of 19-nor progesterone
07/09/1991CA1285878C Use of tetrahydrocortisol in glaucoma therapy
06/1991
06/25/1991US5026693 Novel 9α-fluoro- or chloro-corticosteroid esters and a process for their preparation
06/04/1991US5021408 Administering antiinflammatory agents
05/1991
05/14/1991US5015746 11β, 17α,21-trihydroxy-1,4-pregnadiene-3,20-dione 21-[(E,E)-3,7,11-trimethyl-2,6,10-dodecatrienoate]
05/02/1991EP0424921A2 Process for preparing 21-desoxyprednisolone 17-esters
04/1991
04/23/1991US5010071 Topical antiandrogens
04/18/1991WO1991004984A1 Process for the manufacture of budesonide
04/18/1991DE3934405A1 Verwendung von antigestagenen zur herstellung von arzneimitteln Use of antigestagens for the preparation of medicaments
04/17/1991EP0422100A1 11-g(b)-SUBSTITUTED PROGESTERONE ANALOGS.
04/12/1991WO1991005557A1 Use of antigestagens in the manufacture of medicaments
04/12/1991CA2067173A1 Use of antigestagens for the production of pharmaceutical agents
04/04/1991WO1991004030A1 Use of steroid hormones in compositions for inducing t cell lymphokine production
04/04/1991CA2066716A1 Use of steroid hormones in compositions for inducing t cell lymphokine production
03/1991
03/26/1991US5003063 Protected aldehyde intermediate
03/21/1991WO1991003245A1 Ophthalmic composition
02/1991
02/21/1991WO1991001991A1 New topically active steroidal anti-inflammatory agents
02/20/1991CN1049352A Process for preparing ester of organic acid with al cohol derivatives of 19-nor steroids and their salts
02/13/1991EP0412907A2 New organic acid esters of alcoholic derivatives of 19-nor steroids and their salts, process for their preparation and intermediates thereof, their use as medicines and pharmaceutical compositions containing them
02/09/1991CA2022647A1 Organic acid esters with 19-nor steroids derivated alcools and their salts process for their preparation and intermediates, use as medicaments and compositions containing the same
02/05/1991US4990612 Contacting 16-unsaturated corticoid with methylating agent using copper catalyst and silylating agent
01/1991
01/31/1991CA2000369A1 Topically active steroidal anti-inflammatory agents
01/02/1991CN1048219A Process for preparing 11 beta-aryl-4-estrene pharmaceutical composition
12/1990
12/27/1990EP0404283A2 11-Beta-aryl-4-estrene, method for its production and its use as a medicine
12/19/1990EP0402963A2 17-Alpha ethynyl steroids
12/11/1990US4977255 Steroidal 17α-silyl ethers and process to corticoids and progesterones
12/04/1990US4975537 Δ9(11) -angiostatic steroids
12/04/1990US4975536 Reacting with copper hydride or metal hydride reducing agent and copper compound, silylating
12/03/1990WO1990015068A1 Conversion of delta16-steroid to a delta17(20)-20-silyl ether
11/1990
11/06/1990US4968822 Antiinflammatory agents
11/01/1990WO1990012577A2 Topical anti-angiogenic as hair growth inhibitors
11/01/1990WO1990009394A3 Dehalogenation of organic compounds using tin or lead
10/1990
10/24/1990EP0393658A2 Novel steroid derivatives
10/18/1990WO1990012027A1 Alkyl derivates in 17/21 of 19-nor progesterone
10/04/1990WO1990011290A1 Method for the preparation of 3-desoxy-4-ene steroids
09/1990
09/25/1990CA1274503A1 Preparation and use of new solvates of beclomethasone 17,21-dipropionate
09/25/1990CA1274502A1 Anti-inflammatory carboxy pregnane derivatives
09/19/1990CN1045396A Steroid diols, pharmaceutical composition containing them and process for preparing them
09/12/1990EP0387091A2 Steroid diols, processes for their preparation and pharmaceutical compositions thereof
09/11/1990US4956482 Esterification then reaction with formic acid in the presence of silver catalyst, saponification, exchanging
09/11/1990US4956457 Disazo disulfonamides compounds
09/09/1990CA2011282A1 Steroid diols, pharmaceutical compositions containing them and process for preparing same
09/04/1990US4954490 11 β-substituted progesterone analogs
08/1990
08/23/1990WO1990009394A2 Dehalogenation of organic compounds using tin or lead
08/22/1990EP0382790A1 Compositions and methods for alleviating stress, anxiety and seizure activity
08/21/1990US4950659 Antiinflammatory agents
08/14/1990US4948533 11a-hydroxy steroid diester
08/08/1990CA2025670A1 9.alpha.-dehalogenation of steroids using tin or lead
08/01/1990EP0379500A1 Dermatological liposome composition containing pregnenolone.
07/1990
07/25/1990EP0378563A1 Conversion of steroidal 17-cyanohydrins to corticoids.
07/21/1990WO1990008128A1 Novel prodrug derivatives of biologically active agents containing hydroxyl groups or nh-acidic groups
07/21/1990CA2045591A1 Hydroxy-and amino prodrugs
06/1990
06/27/1990EP0374185A1 IMPROVED 9-g(a)-DEHALOGENATION PROCESS.
06/27/1990EP0374166A1 AMINE SALTS OF ALKANE-1,n-DICARBOXYLIC ACID MONO-(2-SULFATO-ETHYL)AMIDES.
06/12/1990US4933331 Hydrocortisone 17-oxo-21-thioesters and their uses as medicaments
06/06/1990EP0371617A2 Use of angiostatic steroids in the manufacture of a medicament for controlling ocular hypertension
05/1990
05/29/1990US4929395 Corticoids, methylation, copper catalysts, silation
05/01/1990US4921638 17β-cyano-9α,17α-dihydroxyandrost-4-en-3-one
04/1990
04/24/1990US4920216 Selective chlorination of steroids and other substrates directed by covalently linked pyridine derivatives acting as templates
04/24/1990US4920114 19-fluoro- or cyano-21-hydroxyprogesterone derivatives useful as 19-hydroxylase inhibitors
04/17/1990US4917827 Dehydration in presence of Lewis acid
04/03/1990US4913892 Preparation and use of new solvates of beclomethasone 17,21-dipropionate
03/1990
03/27/1990US4912098 Antiinflammatory 6 alpha-methylhydrocortisones
03/27/1990US4912097 Novel 11 β-alkynylphenyl-10-nor-steroids
03/20/1990US4910226 Estrane compound
03/20/1990US4910192 Topically active steroidal anti-inflammatory agents
03/20/1990US4910191 19-substituted progesterone derivatives useful as 19-hydroxylase inhibitors
03/06/1990CA1266466A1 Process for the preparation of 10-substituted steroids
02/1990
02/28/1990EP0355859A1 Process for the preparation of intermediates for 11-beta,16-alpha,17-alpha,21-tetrahydroxypregna-3,20-dione 16-alpha,17-alpha-acetals and 21-esters thereof
02/14/1990CN1039593A 19-substituted progesterone derivatives useful as 19-hydroxylase inhibitors
02/07/1990CN1039424A 19-fluoro-or cyano-21-hydroxy-progesterone derivatives useful as 19-hydroxylase inhibitors
02/06/1990US4898693 Simplified production of flumethasone
01/1990
01/25/1990WO1990000559A1 New androstane derivatives
01/17/1990EP0350707A1 Androstane derivatives
01/11/1990WO1990000174A1 13-ALKYL-11β-PHENYLGONANES
01/03/1990EP0349481A1 13-Alkyl-11-beta-phenyl gonanes
01/03/1990EP0348911A2 19-fluoro- or cyano- 21-hydroxyprogesterone derivatives useful as 19-hydroxylase inhibitors
01/03/1990EP0348910A2 19-substituted progesterone derivatives useful as 19-hydroxylase inhibitors
01/02/1990US4891426 16α-methyl-17α 20-epoxysteroid and process
12/1989
12/28/1989WO1989012448A1 11beta-SUBSTITUTED PROGESTERONE ANALOGS
12/13/1989CN1006070B Process for preparation of ester of 9 alpha-fluoro-and chloro-corticosteroid
11/1989
11/29/1989EP0245170B1 19-nor or 19-nor d-homo steroids substituted at position 11 beta by a phenyl group substituted by an alkynyl group, process for their preparation, their use in medicaments and pharmaceutical compositions containing them
11/07/1989US4879379 Novel platinum-steroid complexes
11/01/1989CN1036774A 9-alpha-hydroxy-17-methylene steroids, process for their preparation and their use in the preparation of corticosteroids
10/1989
10/24/1989US4876250 Methods for controlling ocular hypertension with angiostatic steroids
10/19/1989WO1989009781A1 9-alpha-hydroxy-17-methylene steroids, their preparation and utilization
10/17/1989US4874855 Selenium-containing intermediates
10/11/1989EP0336521A1 9-Alpha-hydroxy-17-methylene steroids, process for their preparation and their use in the preparation of corticosteroids
10/04/1989EP0334875A1 STEROIDAL 17$g(a)-SILYL ETHERS AND PROCESS TO CORTICOIDS AND PROGGESTERONES
10/03/1989US4871727 Steroids from soil microorganisms
09/1989
09/26/1989US4870069 11β-alkynyl-estrenes and -estradienes, their production and pharmaceutical preparations containing them
09/26/1989CA1260929A1 Process for the preparation of pregnane derivatives
09/26/1989CA1260459A1 Process for the preparation of novel 10-substituted steroids with a radical comprising a double or triple link
09/13/1989EP0332143A1 11beta,17alpha,21-trihydroxy-1,4-pregnadiene-3,20-dione 21-[(E,E)-3,7,11-trimethyl-2,6,10-dodecatrienoate]
09/12/1989US4866051 Micronised beclomethasone dipropionate monohydrate compositions and methods of use
09/05/1989US4863912 Use of tetrahydrocortisol in glaucoma therapy
09/05/1989US4863910 Complexes of AZO compounds and/or their salts and an antitumor agent and a method for reducing the growth of tumors
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