| Patents for C07J 53 - Steroids in which the cyclopenta[a]hydrophenanthrene skeleton has been modified by condensation with carbocyclic rings or by formation of an additional ring by means of a direct link between two ring carbon atoms (1,809) |
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| 07/09/2009 | WO2009083271A1 15,16-methylene-17-(1'-propenyl)-17,3'-oxidoestra-4-en-3-one derivative, use thereof, and medicament containing said derivative |
| 07/09/2009 | WO2009083270A1 15,16-methylene-steroid-17,17-lactol derivative, use thereof, and medicament containing said derivative |
| 07/09/2009 | WO2009083269A1 15,16-METHYLENE-17-HYDROXY-19-NOR-21-CARBOXYLIC ACID γ-LACTONE DERIVATIVE, USE THEREOF, AND MEDICAMENT CONTAINING SAID DERIVATIVE |
| 07/09/2009 | WO2009083268A2 17-(1'-propenyl)-17-3'-oxidoestra-4-en-3-one derivative, use thereof, and medicament containing said derivative |
| 07/09/2009 | WO2009083267A2 Steroid-17,17-lactol derivative, use thereof, and medicament containing said derivative |
| 07/09/2009 | WO2009083266A1 17-HYDROXY-19-NOR-21-CARBOXYLIC ACID-STEROID γ-LACTONE DERIVATIVE, USE THEREOF, AND MEDICAMENT CONTAINING THE DERIVATIVE |
| 07/09/2009 | WO2009082819A1 Novel lupane derivatives |
| 07/09/2009 | WO2009082818A1 Novel c-21-keto lupane derivatives preparation and use thereof |
| 07/09/2009 | CA2711424A1 Novel lupane derivatives |
| 07/09/2009 | CA2711420A1 Novel c-21-keto lupane derivatives preparation and use thereof |
| 07/09/2009 | CA2710934A1 17-(1'-propenyl)-17-3'-oxidoestra-4-en-3-one derivative, use thereof and medicinal products containing the derivative |
| 07/09/2009 | CA2710495A1 19-nor-steroid derivatives with a 15.alpha., 16.alpha.-methylene group and a saturated 17,17-spirolactone ring, use thereof and medicinal products containing these derivatives |
| 07/09/2009 | CA2710491A1 17-hydroxy-19-nor-21-carboxylic acid-steroid .gamma.-lactone derivative, use thereof and medicinal products containing the derivative |
| 07/09/2009 | CA2710486A1 15,16-methylene-17-(1'-propenyl)-17,3'-oxidoestra-4-en-3-one derivative, use thereof and drug containing the derivative |
| 07/09/2009 | CA2708394A1 15,16-methylene-17-hydroxy-19-nor-21-carboxylic acid-steroid .gamma.-lactone derivative, use thereof and medicinal products containing the derivative |
| 06/25/2009 | US20090163457 Compositions and methods for delivering a biologically active agent |
| 06/24/2009 | EP1011733B1 Compositions and methods for enhancing delivery of therapeutic agents to cells |
| 06/18/2009 | US20090156567 Novel anti-inflammatory androstane derivative |
| 06/17/2009 | CN101456891A Method for extracting oryzanol from rice bran oil soapstock |
| 06/11/2009 | US20090149429 Antiviral compounds |
| 06/11/2009 | US20090148542 Composition comprising an extract of tiarella polyphylla and tiarellic acid isolated therefrom having antiinflammatory, antiallergic and antiasthmatic activity |
| 06/02/2009 | US7541350 Formulation containing anti-inflammatory androstane derivative |
| 05/27/2009 | CN101440115A Method for extracting oryzanol |
| 05/26/2009 | US7538093 Compositions and methods for therapeutic use |
| 05/19/2009 | US7534769 Cholic acid or deoxycholic acid derivatives can include polypeptides, polynucleotides such as genes and antisense nucleic acids that can modulate cellular activity |
| 05/14/2009 | WO2009059765A2 Process for the preparation of drospirenone |
| 05/13/2009 | EP2057182A2 A process for preparing drospirenone and intermediate thereof |
| 05/12/2009 | US7531528 mixture of aqueous carrier liquid containing dissolved glucocorticoid and 3-oxoandrostane carbothioic coompound |
| 04/30/2009 | WO2008152112A3 17ß-CYANO-19-ANDROST-4-ENE DERIVATIVE, USE THEREOF AND MEDICAMENTS CONTAINING SAID DERIVATIVE |
| 04/28/2009 | US7524834 Antiinflammatory and antiallergic glucocorticosteroid, sterile glucocorticosteroids |
| 04/28/2009 | CA2410220C 16, 17-carbocyclic condensed steroid compounds having selective estrogenic activity |
| 04/23/2009 | WO2009000923A3 Process for the preparation of 17-(3-hydroxypropyl)-17-hydroxysteroids |
| 04/23/2009 | US20090105203 Compounds for treating viral infections |
| 04/22/2009 | CN100480256C Method for synthesizing Drospirenone |
| 04/15/2009 | CN100478351C Extractive of alfalfa, preparation method and usage |
| 04/14/2009 | CA2192941C Sterol derivatives used for regulation of meiosis |
| 04/02/2009 | WO2009012955A3 Process for the preparation of drospirenone |
| 03/25/2009 | EP2038294A1 18-methyl-19-nor-androst-4-en-17,17-spiroether (18-methyl-19-nor-20- spirox-4-en-3-one) and pharmaceutical preparations containing the same |
| 03/25/2009 | EP2037872A2 Compositions comprising betulonic acid |
| 03/25/2009 | EP1594885B8 Medicament for inhibiting tumour growth |
| 03/19/2009 | US20090076290 Selective oxidation of triterpenes employing tempo |
| 03/12/2009 | WO2008151746A3 17β-CYANO-19-NOR-ANDROST-4-ENE DERIVATIVE, USE THEREOF AND MEDICAMENTS CONTAINING SAID DERIVATIVE |
| 03/12/2009 | US20090068257 Betulonic and betulinic acid derivatives |
| 03/12/2009 | DE102007030596B3 Verfahren zur Herstellung von 17-(3-Hydroxypropyl)-17-hydroxysteroiden A process for producing 17- (3-hydroxypropyl) -17-hydroxysteroids |
| 03/11/2009 | EP2032594A1 Glycyrrhetinic acid derivatives |
| 03/05/2009 | US20090062243 Lupane-Type Triterpenoids Modified at 30-Position and Analogues Thereof |
| 03/04/2009 | CN101376669A Preparation of 6-O-beta-D- glucosyl-3,6,16,25-tetrahydroxy cycloartane |
| 02/25/2009 | CN101374527A Preparation of pharmaceutical salts of 3-o-(3',3'-dimethylsuccinyl) betulinic acid |
| 02/19/2009 | CA2696330A1 Novel forms of cddo methyl ester |
| 02/18/2009 | EP2024385A1 Betulin derived compounds useful as antibacterial agents |
| 02/18/2009 | EP2024384A1 Betulin derived compounds useful as antiprotozoal agents |
| 02/18/2009 | EP2023730A1 Betulin derived compounds as anti-feedants for plant pests |
| 02/18/2009 | CN101367861A 2-hydroxyl-3-deoxidized pentacyclic triterpenoid and derivant, preparation method and uses thereof |
| 02/12/2009 | WO2009020231A1 Triterpene oxidase derived from plant belonging to genus glychyrrhiza, gene encoding the triterpene oxidase, and use of the protein or the gene |
| 02/12/2009 | US20090042846 Skin disorders; acne; alopecia |
| 02/04/2009 | CN101357934A Method for preparing high purity betulinic acid |
| 02/03/2009 | CA2322868C Acylated betulin and dihydrobetulin derivatives, preparation thereof and use thereof |
| 01/29/2009 | WO2009012955A2 Process for the preparation of drospirenone |
| 01/28/2009 | EP2019114A1 Process for the preparation of Drospirenone |
| 01/22/2009 | US20090023914 Process for preparing drospirenone and intermediate thereof |
| 01/20/2009 | US7479486 Sulphur analogues of 21-hydroxy-6,19-oxidoprogesterone (21OH-6OP) for treating excess of glucocorticoids |
| 01/14/2009 | CN101343306A Method for synthesis of 6,7-methylene sterides |
| 01/14/2009 | CN101343305A Preparation method for astragaloside |
| 01/14/2009 | CN100451028C Antiinflammation compound |
| 01/08/2009 | US20090012286 Process for the preparation of 17-(3-hydroxypropyl)-17-hydroxysteroids |
| 01/08/2009 | US20090012277 Process for Preparation of Timosaponin B II |
| 01/08/2009 | US20090012014 Compound, Composition and a Process Thereof |
| 01/07/2009 | EP1594885B1 Medicament for inhibiting tumour growth |
| 01/07/2009 | EP1149840B1 Drospirenon (6b, 7b, 15b, 16b-Dimethylene-3-oxo-17alpha-pregn-4-ene-21, 17-carbolactone, DRSP) with less than 0,2% impurities |
| 12/31/2008 | WO2009000923A2 Process for the preparation of 17-(3-hydroxypropyl)-17-hydroxysteroids |
| 12/31/2008 | CA2690177A1 Process for the preparation of 17-(3-hydroxypropyl)-17-hydroxysteroids |
| 12/24/2008 | WO2008137050A3 A process for preparing drospirenone and intermediate thereof |
| 12/24/2008 | CN101328200A Antineoplastic compound, preparation and use thereof |
| 12/18/2008 | WO2008152112A2 17ß-CYANO-19-ANDROST-4-ENE DERIVATIVE, USE THEREOF AND MEDICAMENTS CONTAINING SAID DERIVATIVE |
| 12/18/2008 | WO2008151745A1 17beta-cyano-18a-homo-19-nor-androst-4-ene derivative, use thereof and medicaments containing said derivative |
| 12/18/2008 | CA2692997A1 17.beta.-cyano-19-androst-4-ene derivative, its use and medicaments comprising the derivative |
| 12/18/2008 | CA2690959A1 17.beta.-cyano-19-nor-androst-4-ene derivative, its use and medicaments comprising the derivative |
| 12/18/2008 | CA2689563A1 17.beta.-cyano-18a-homo-19-nor-androst-4-ene derivative, its use and medicaments comprising the derivative |
| 12/17/2008 | EP1465914B1 Triterpene quaternary salts as biologically active surfactants |
| 12/17/2008 | CN100443495C Triterpene saponin compound of cycro jackfruit alkyl, and effect for anti tumor |
| 12/10/2008 | CN101318983A Whorl[(5 beta, 6 beta, 15 beta, 16 beta-dimethylene-androstane-14 beta-hydrogen-5, 7-diene-3-ketone)-17 alpha-2'-(1'-oxygen-cyclopentane-5'-ketone)] and synthesis process |
| 12/03/2008 | EP1996205A2 Synthetic pentacyclic triterpenoids and derivatives of betulinic acid and betulin |
| 11/19/2008 | CN101306203A Hydrophilic polymer-boxwood extract conjugate and its medicine composition |
| 11/13/2008 | WO2008137050A2 A process for preparing drospirenone and intermediate thereof |
| 11/12/2008 | CN100432094C Medicament for inhibiting tumour growth |
| 11/06/2008 | CA2676791A1 Blocking the migration or metastasis of cancer cells by affecting adhesion proteins and the uses of new compounds thereof |
| 11/05/2008 | CN101298465A Improved synthetic method of cyproterone acetate |
| 10/30/2008 | WO2007112043A3 Synthetic pentacyclic triterpenoids and derivatives of betulinic acid and betulin |
| 10/22/2008 | CN100427500C Process for preparing rhizoma anemarrhenae saponin BII |
| 10/16/2008 | WO2008123093A1 Agent for prevention or treatment of iron overload |
| 10/15/2008 | CN101287744A Antiviral compounds |
| 10/15/2008 | CN101284860A Antineoplastic pharmaceutical compositions, preparation method and applications thereof |
| 10/09/2008 | WO2008057420A3 Extended triterpene derivatives |
| 09/25/2008 | WO2008115281A2 Compounds for treating viral infections |
| 09/17/2008 | CN100418535C Aescin medicine composition and its prepn process and use |
| 09/04/2008 | US20080214516 Methods and compositions for inhibiting tumor growth |
| 09/03/2008 | CN101255184A Hepatitis B resistant compound, medicament composition and use in medicament preparation |
| 08/28/2008 | US20080207575 Catalytic oxidation of 17 alpha -(3-hydroxypropyl)-6 beta ,7 beta ,15 beta ,16 beta -dimethylene-5 beta -androstane-3 beta ,5,17 beta -triol using 2,2,6,6-tetramethylpiperidine-1-oxyl radical catalyst; adding protic acid; bromination, reacting with mesyl chloride, decyclization; contraceptives |
| 08/28/2008 | US20080207573 Compounds for treating viral infections |
| 08/26/2008 | CA2394731C Process for preparing 17alpha-acetoxy-11beta-[4-n,n-(dimethylamino)phenyl]-21-methoxy-19-norpregna-4,9-diene-3,20-dione, intermediates useful in the process, and processes for preparing such intermediates |