Patents
Patents for C07J 43 - Normal steroids having a nitrogen-containing hetero ring spiro-condensed or not condensed with the cyclopenta[a]hydrophenanthrene skeleton (2,516)
11/1994
11/17/1994EP0624596A2 Tetrazole derivatives of bile acids, a process for their production and their use as medicines
11/17/1994EP0624594A2 Monomeric bile acid derivatives, a process for their production, and their use as medicines
11/17/1994EP0624162A1 Novel steroid intermediates and processes for their preparation
11/16/1994CN1095071A Compounds
11/09/1994EP0623140A1 Novel 19-nor steroids having a thiocarbon-containing chain in the 11beta position, a method for preparing same and intermediates therefor, medicinal uses thereof and compositions containing said steroids
10/1994
10/27/1994WO1994024146A1 Novel androgens and anabolic agents
10/25/1994US5359054 Initial compounds for the production of 10β-H-steroids and a process for the production of these initial compounds
10/25/1994US5359051 Compounds useful in the synthesis of nucleic acids capable of cleaning RNA
10/25/1994US5358940 Chelate complexes and processes for their preparation
10/13/1994WO1994022898A1 New glucocorticoids
10/13/1994CA2158643A1 New glucocorticoids
10/12/1994EP0618800A1 Glycosylated steroid derivatives for transport across biological membranes and process for making same
10/04/1994US5352809 9-alpha-hydroxy steroids, process for their preparation, process for the preparation of the corresponding 9(11)-dehydro derivatives and pharmaceutical preparations containing such steroids
09/1994
09/29/1994WO1994021667A1 Compound for inhibiting bone resorption and accelerating osteogenesis
09/15/1994WO1994020520A1 Steroid derivatives, pharmaceutical compositions containing them, and their use as antibiotics or disinfectants
09/15/1994CA2157594A1 Steroid derivatives, pharmaceutical compositions containing them, and their use as antibiotics or disinfectants
09/14/1994EP0614908A2 Method of preparation of 3-beta-aminocholanic acid derivatives
09/14/1994EP0614463A1 Angiostatic steroids
08/1994
08/23/1994CA1331564C Redox systems for brain-targeted drug delivery
08/17/1994CN1090852A Androstane derivatives substituted by a quaternary ammonium group in 16-position, pharmaceutical compositions containing them and process for preparing same
08/16/1994US5338837 Glycosylated steroid derivatives for transport across biological membranes and process for making same
08/16/1994CA1331457C Aromatic steroid 5-–-reductase inhibitors
08/04/1994WO1994016709A2 Therapeutic uses and delivery systems of dehydroepiandrosterone
08/03/1994EP0608495A2 Androstane derivatives substituted by a quaternary ammonium group in 16-position, pharmaceutical compositions containing them and process for preparing same
08/02/1994US5334713 N-long chain acyl neutral amino acid esters
08/02/1994US5334712 Cyclic hydrocarbons with an aminoalkyl sidechain
07/1994
07/26/1994US5332847 Process for the preparation of 21-bromo-4-pregnene-3,20-dione derivatives
07/06/1994EP0604409A1 Compositions and methods for detecting and modulating rna activity and gene expression
06/1994
06/21/1994US5322943 Piperazine compounds which are substituted
06/08/1994CN1087643A Contraception method using competitive progesterone antagonists and novel compounds useful therein
06/07/1994US5319115 Chemoselective and diastereoselective process from pregnane-3,20-dione; no need to protect 20-keto group
05/1994
05/26/1994WO1994011386A1 17-alpha and 17-beta substituted acyl-3-carboxy-3,5-dienes and use in inhibiting 5-alpha-reductase
05/26/1994WO1994011004A1 17 substituted acyl-3-carboxy 3,5-diene steroidals as 5-alpha-reductase inhibitors
05/26/1994CA2149427A1 17-alpha and 17-beta substituted acyl-3-carboxy-3,5-dienes and use in inhibiting 5-alpha-reductase
05/03/1994CA2108741A1 Androstane derivatives substituted by a quaternary ammonium group in 16- position, pharmaceutical compositions containing them and process for preparing same
04/1994
04/12/1994US5302719 Antiinflammatory and antioxidant
04/06/1994EP0590489A2 New cyclopentanperhydrophenanthren-17beta-(hydroxy or alkoxy)-17alpha-(aryl or heterocyclyl)-3beta-derivatives active on the cardiovascular system, processes for their preparation and pharmaceutical compositions containing same
04/06/1994EP0590272A2 17B-Aryl and 17B-heterocyclyl-5-beta,14-beta-andostane derivatives active on the cardiovascular system, processes for their preparation and pharmaceutical compositions containing same
04/06/1994EP0590271A2 17-Aryl and 17-heterocyclyl-14beta-5alpha-androstane, androstene and androstadiene derivatives active on the cardiovascular system, processes for their preparation and pharmaceutical compositions containing same
04/06/1994CN1084857A 17-spiromethylene steroids
04/06/1994CN1084856A A method for the preparation
03/1994
03/30/1994EP0589034A1 METHOD FOR MAKING 3$g(a)-HYDROXY,3$g(b)-SUBSTITUTED-PREGNANES
03/30/1994CA2106917A1 17-aryl and 17-heterocyclyl-5.beta.,14.beta.-androstane, derivatives active on the cardiovascular system, processes for their preparation and pharmaceutical compositions containing same
03/30/1994CA2106916A1 17-aryl and 17-heterocyclyl-14.beta.-5.alpha.-androstane, androstene and androstadiene derivatives active on the cardiovascular system, processes for their preparation and pharmaceutical compositions containing same
03/08/1994CA1327566C Brain-specific drug delivery
03/02/1994CN1083070A Steroid derivatives for the treatment of prostatic hypertrophy, their preparation and uses
03/01/1994US5290771 19-nor-steroids
02/1994
02/24/1994DE4221501C1 New 17-furyl-androstan-14-ol derivs. - useful for treating cardiovascular disorders.
02/23/1994EP0583811A1 21-Chloro-pregnane derivative
02/23/1994EP0583606A2 New hydrazono-5-beta-androstane derivatives active on the cardiovascular system, processes for their preparation and pharmaceutical compositions containing same
02/23/1994EP0583579A2 New 17-hydroxyiminomethyl-5beta, 14beta-androstane derivatives active on the cardiovascular system, processes for their preparation and pharmaceutical compositions containing same
02/23/1994EP0583578A2 17-(3-Furyl) and 17-(4-pyridazinyl)-5beta,14beta-androstane derivatives active on the cardiovascular system, processes for their preparation and pharmaceutical compositions containing same
02/21/1994CA2103824A1 Hydrazono-5.beta., 14.beta.-androstane derivatives active on the car diovascular system, processes for their preparation and pharmaceutical compositions containing same
02/09/1994EP0582338A2 17-Spiromethylene steroids
02/09/1994CN1081682A 甾类衍生物 Steroid derivatives
01/1994
01/26/1994EP0579754A1 Use of amines to sensitize multidrug-resistant cells
01/23/1994CA2100515A1 21-chloro-pregnane derivative
01/20/1994WO1994001449A1 A method for the preparation of (25r)-26-aminocholesterol
01/18/1994CA1326235C2 Steroids useful for preparing compounds of the 20-ketopregnan series
01/11/1994CA1326014C 11.beta.-alkynl-estrenes and -estradienes, their production, and pharma ceutial preparations containing them
01/05/1994EP0576915A2 cyclopentanperhydrophenanthren-17beta-(3-furyl)-3-derivatives and pharmaceutical compositions comprising same for the treatment of cardiovascular disorders
01/05/1994EP0576914A2 14-Deoxy-14-alpha-cardenolides 3-beta-thioderivatives and pharmaceutical composition comprising same for treating cardiovascular disorders
01/05/1994EP0576913A2 Digitoxigenin and dihydrodigitoxigenin 3beta-derivatives and pharmaceutical compositions comprising same for the treatment of cardiovascular disorders
12/1993
12/28/1993US5274089 A estra-1,3,5(10)-triene derivative
12/28/1993US5274088 Reduction of 16-oxo-26-phthalimidochloesterol
12/28/1993US5273971 13-alkyl-11β-phenylgonanes
12/23/1993WO1993025570A1 Novel steroids with pregnane skeleton, pharmaceutical compositions containing them and process for preparing same
12/23/1993WO1993025539A1 Novel piperzinyl-bis(alkylamino)pyrimidine derivatives and process for preparing same
12/23/1993CA2137684A1 Novel piperazinyl-bis(alkylamino)-pyrimidine derivatives and process for preparing same
12/23/1993CA2136546A1 Novel steroids with pregnane skeleton, pharmaceutical compositions containing them and process for preparing same
12/07/1993US5268477 Triazinylpiperazinyl amine intermediates
11/1993
11/25/1993WO1993023053A1 INHIBITORS OF TESTOSTERONE 5α-REDUCTASE ACTIVITY
11/25/1993WO1993023038A1 17-AMINO SUBSTITUTED 4-AZASTEROID 5α-REDUCTASE INHIBITORS
11/25/1993WO1993023020A1 Contraception method using competitive progesterone antagonists and novel compounds useful therein
11/25/1993WO1993015103A3 Novel steroid intermediates and processes for their preparation
11/25/1993CA2136304A1 Inhibitors of testosterone 5.alpha.-reductase activity
11/25/1993CA2135057A1 17-amino substituted 4-azasteroid 5a-reductase inhibitors
11/24/1993EP0571012A2 Monoqaternary 2, 16-bispiperidinylandrostane derivatives
11/17/1993CN1078475A Process
11/17/1993CN1078473A "Dual action 2',5'-oligoadenylate antiviral derivatives and uses thereof"
11/11/1993WO1993022333A1 17α AND 17β-SUBSTITUTED ESTRA-1,3,5(10)-TRIENE-3-CARBOXYLIC ACID
11/11/1993CA2134231A1 17.alpha. and 17.alpha.-substituted estra-1,3,5(10)-triene-3-carboxylic acid
10/1993
10/27/1993EP0567271A2 Steroid derivatives for the treatment of prostatic hypertrophy, their preparation and uses
10/20/1993EP0565553A1 6,7-MODIFIED 11$g(b)-ARYL-4-ESTRENES
10/14/1993WO1993020097A1 17-substituted steroids useful in cancer treatment
10/13/1993CN1077201A Process
10/05/1993US5250524 Bile acid derivatives, process for their preparation and use of these compounds as pharmaceuticals
09/1993
09/29/1993EP0562849A2 Steroid derivatives
09/28/1993CA2092766A1 Steroid derivatives
09/16/1993WO1993018053A1 METHOD FOR MAKING 3α-HYDROXY,3β-SUBSTITUTED-PREGNANES
09/16/1993WO1993017717A1 Compositions and methods for modulating rna
09/16/1993WO1993017692A1 Dual action 2',5'-oligoadenylate antiviral derivatives and uses thereof
09/16/1993CA2130359A1 Compositions and methods for modulating rna
09/14/1993US5244886 11β-phenyl-14βH steroids
09/13/1993WO1993018010A1 Benzimidazole anthelmintic agents
09/08/1993CN1075966A Chelate and preparation thereof
09/02/1993WO1993010141A3 Angiostatic steroids
09/01/1993EP0558449A1 Complexes of chelating ligands and process for their preparation
09/01/1993CN1075722A Steroid, preparing processing, intermediate and application
08/1993
08/31/1993US5241070 Nucleophilic polysubstituted aryl acridinium esters and uses thereof
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