Patents
Patents for C07J 9 - Normal steroids containing carbon, hydrogen, halogen, or oxygen, substituted in position 17 beta by a chain of more than two carbon atoms, e.g. cholane, cholestane, coprostane (4,897)
02/1991
02/12/1991WO1991001992A1 Nucleation of ice
02/12/1991CA2064708A1 Nucleation of ice
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
02/07/1991WO1991001139A1 Sterols, esters with fatty acids and glucosides of such sterols; a method of preparation thereof; spontaneously dispersable agents containing these compounds; and the use of such agents to treat tumours
01/1991
01/30/1991CN1048857A Process for preparing 9 alpha-hydroxy-3-oxo-4.24 (25)- stigmastadien-26-oic acid derivatives
01/30/1991CN1048849A Method for preparing intermediates for the synthesis of steroid side chains in optically active form
01/29/1991CA1279593C Cholesterol-rich fraction, process therefor and use thereof in cell culture
01/24/1991WO1991000732A1 Androgen derivatives for use in the inhibition of sex steroid activity
01/24/1991CA2063378A1 Androgen derivatives for use in the inhibition of sex steroid activity
01/02/1991CN1048219A Process for preparing 11 beta-aryl-4-estrene pharmaceutical composition
01/01/1991US4981983 Derivatives of biliary acids, process for the production thereof and corresponding pharmaceutical compositions
12/1990
12/27/1990EP0404283A2 11-Beta-aryl-4-estrene, method for its production and its use as a medicine
12/25/1990US4980280 Conjugated polyene sterol derivatives as membrane probes
12/11/1990US4977243 Adsorption on molecular sieve, then desorption by solvent extraction
12/11/1990CA1277657C Intermediates and an improved process for producing the compound (3 beta, 5 alpha)-3-hydroxycholest-8(14)- en-15-one
12/05/1990EP0400695A2 A process for the preparation of tauroursodesoxycholic acid dihydrate
11/1990
11/27/1990US4973721 Production of novel vitamin D3 derivatives
11/15/1990WO1990013559A1 NOVEL 9α-HYDROXY-3-OXO-4,24(25)-STIGMASTADIEN-26-OIC ACID DERIVATIVES, A PROCESS FOR PREPARING SAME AND PHARMACEUTICAL COMPOSITIONS CONTAINING SAME
11/14/1990EP0262188B1 Steroids comprising a spiranic cycle in position 17, preparation process and utilization thereof
11/06/1990WO1990013298A1 Use of steroidal compounds as anti-fungal agents
11/06/1990US4968666 Clathrate compound
11/06/1990CA2053902A1 Use of steroidal compounds as anti-fungal agents
10/1990
10/24/1990EP0393494A2 Bile acid derivatives, processes for the preparation thereof and pharmaceutical compositions containing them
10/24/1990EP0393493A2 Fluorinated bile acid derivatives, processes for the preparation thereof and pharmaceutical compositions containing them
10/18/1990WO1990012027A1 Alkyl derivates in 17/21 of 19-nor progesterone
10/17/1990EP0391898A1 Fusidic acid useful in the treatment of aids
10/17/1990CN1046167A Preparation method of rapin lactone like intermediate
10/09/1990US4962099 Chemical synthesis
10/09/1990US4961922 Complexes based on anthralin and a sterol, a process for obtaining them and their use in therapeutics and cosmetics
10/09/1990US4961775 Brassinosteroid derivatives and plant growth regulators
10/04/1990WO1990011290A1 Method for the preparation of 3-desoxy-4-ene steroids
10/03/1990EP0390097A1 1 alpha,25-dihydroxyvitamin D4 compounds, ergosta-5,7-diene compounds and processes for the preparation thereof
09/1990
09/25/1990US4959097 23-Phenylsteroids
09/20/1990WO1990010618A1 Method for preparing intermediates for the synthesis of steroid side chains in optically active form
09/18/1990US4957910 Method and composition for the treatment and prevention of viral infections
09/12/1990EP0386794A1 Method for preparing intermediates for the synthesis of steroid side chains in optically active form
09/12/1990EP0386538A2 Process for preparing high purity 3-alpha-7-beta-dihydroxycholanic acid
09/11/1990US4956482 Esterification then reaction with formic acid in the presence of silver catalyst, saponification, exchanging
09/06/1990CA2011273A1 Process for preparing high purity 3-alpha-7-beta-dihydroxycholanic acid
09/04/1990US4954446 Aromatic steroid 5-α-reductase inhibitors
08/1990
08/21/1990US4950428 Twenty keto pregnanes; pharmacological properties; starting materials for reconstruction of deoxycortisone chain
07/1990
07/31/1990CA1272161A1 Process for the electrochemical reduction of 7- ketolithocholic acid to ursodeoxycholic acid
07/18/1990EP0377743A1 Steroid compounds
07/18/1990CN1008821B Making method of natural blue total saponin
07/10/1990US4940700 Seco-sterol compounds effective in inducing cell differentiation
07/03/1990US4939247 Gamma-lactone derivatives and process of preparing same
07/03/1990US4939134 26-aminocholesterol and derivatives and analogs thereof in the regulation of cholesterol accumulation in body tissue
07/03/1990CA1271139A1 Fertility drug and method of producing the same
06/1990
06/28/1990WO1990003172A3 Bile acids for treatment of viral infections
06/27/1990EP0374185A1 IMPROVED 9-g(a)-DEHALOGENATION PROCESS.
06/26/1990US4937262 Fatty amine-or amide-linked platinum halide; lipophilic residue aiding in metal transport across cell membrane
06/19/1990US4935168 Process for the preparation of alcohols
06/13/1990CN1008368B Vitamin d3 derivatives having a substituent at 2-position
06/12/1990US4933157 Radioiodinated arylaliphatic ether analogues of cholesterol
06/06/1990EP0371617A2 Use of angiostatic steroids in the manufacture of a medicament for controlling ocular hypertension
05/1990
05/22/1990US4927921 Novel 23-keto-steroids
05/14/1990EP0265519A4 Electrochemiluminescent assays.
05/01/1990US4921848 Biliary acid derivatives, processes for the preparation thereof and pharmaceutical compositions containing them
04/1990
04/25/1990EP0365139A2 Bile acids for the treatment of viral infections
04/24/1990US4920216 Selective chlorination of steroids and other substrates directed by covalently linked pyridine derivatives acting as templates
04/17/1990US4917828 Oxidizing hydrocholanates with alkali metal salt of an oxo acid of halogen in prescence of cerium compound
04/05/1990WO1990003385A1 11β-PHENYL-14βH-STEROIDS
04/05/1990WO1990003172A2 Bile acids for treatment of viral infections
04/05/1990WO1990003171A1 26-aminocholesterol and derivatives and analogs thereof in the regulation of cholesterol accumulation in body tissue
03/1990
03/28/1990EP0360369A1 11-Beta-phenyl-14-beta-H-steroids
03/27/1990US4912097 Novel 11 β-alkynylphenyl-10-nor-steroids
03/22/1990WO1990002748A1 2-HYDROXY-N,N,N-TRIMETHYLETHANAMINIUM SALTS OF 5$(b)-CHOLANE-24-ACID DERIVATIVES
03/21/1990EP0359058A1 2-Hydoxy-N,N,N-trimethyl-ethanaminium salts of 5-beta-cholan-24-oic acid
03/20/1990US4910226 Estrane compound
03/20/1990CA1266828A1 Pharmaceutical compositions of the prodrug type, a process for the preparation thereof, a process for the preparation of prodrug functioning compounds and compounds obtained herein
03/14/1990EP0358208A2 Liquid crystal polyorganosiloxanes containing (meth)acryloxy groups
03/06/1990CA1266466A1 Process for the preparation of 10-substituted steroids
02/1990
02/14/1990CN1039594A Method for synthesizing epi-rape lactone and likes
02/13/1990US4900726 Reducing cholesterol deposits
02/13/1990US4900725 Contraceptives
02/13/1990US4900477 Isomerization, epoxidation, hydrolysis
01/1990
01/30/1990US4897475 Process for synthesis of 5α-cholest-8(14)-en-3β-ol-15-one and other 15-oxygenated sterols
01/30/1990US4897387 Novel vitamin D3 derivatives
01/30/1990US4897224 Method for producing ferulyl stanol derivatives
01/23/1990US4895679 Gallistones
01/11/1990WO1990000174A1 13-ALKYL-11β-PHENYLGONANES
01/10/1990EP0349869A2 Process for production of 1alfa, 3beta, 24-trihydroxy-delta5-steroids
01/09/1990US4892868 Cholanoic acid derivatives, choleretic activity
01/03/1990EP0349481A1 13-Alkyl-11-beta-phenyl gonanes
12/1989
12/20/1989EP0346759A2 Cholestadiene derivatives, process for their preparation, and their use as medicines with a HMG-CoA reductase-inhibiting activity
12/12/1989US4886544 Plant growth regulators; alkenylation, oxidation, hydrolysis, acylation, lactonization
12/07/1989DE3818591A1 Process for the production of reduced cholesterol fat products with simultaneous removal of contaminating substances with the possibility of obtaining cholesterol
11/1989
11/30/1989WO1989011282A1 AROMATIC STEROID 5-alpha-REDUCTASE INHIBITORS
11/29/1989EP0343954A2 Aromatic steroid 5-alpha-reductase inhibitors
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
11/14/1989CA1262893A1 Process for preparing substituted polycyclo- alkylidene polycyclo-alkanes and the corresponding epidioxy compounds; as well as said substituted polycyclo-alkylidene polycyclo-alkanes and the corresponding epidioxy compounds
11/07/1989US4879379 Novel platinum-steroid complexes
11/07/1989US4879069 Fluorescent conjugated polyene sterol derivatives as cell membrane probes
11/07/1989US4879068 Process for the preparaiton of alkyl fluorides
10/1989
10/26/1989DE3905124A1 Kristallin-fluessige ester des 3 ss-hydroxy-5 (alpha) -cholestan- 6 ons fuer gemische mit ferroelektrischen eigenschaften Crystalline liquid ester of 3-hydroxy-ss 5 (alpha) -cholestan- 6 ons for mixtures with ferroelectric properties
10/25/1989EP0338065A1 Derivatives of 19-norprogesterone, their preparation and their use
10/24/1989US4876250 Methods for controlling ocular hypertension with angiostatic steroids
10/18/1989EP0337890A1 Complexes from anthralin and one sterol, process for their preparation and their use in therapeutics and cosmetics
10/18/1989EP0337305A1 Process for the preparation of 1-alpha,25-dihydroxy-vitamin D2 and the 24-epimer thereof
10/18/1989EP0198351B1 Catalytic oxidation with n-hydroxydicarboxylic acid imides
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