| 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) |
|---|
| 03/03/2015 | US8969654 Triterpene oxidase derived from plant belonging to genus Glychyrrhiza, gene encoding the triterpene oxidase, and use of the protein or the gene |
| 03/03/2015 | US8969395 Triterpenoid derivatives useful as antiproliferative agents |
| 03/03/2015 | US8969327 Substituted androst-4-ene diones |
| 01/20/2015 | US8937058 17-hydroxy-19-nor-21-carboxylic acid-steroid γ-lactone derivative, use thereof, and medicament containing the derivative |
| 01/20/2015 | CA2741096C Triterpenoid 2-deoxy glycosides, method of preparation thereof and use thereof as medicaments |
| 01/14/2015 | CN104277131A 一种黄芪多糖提取与检测方法 One kind of polysaccharides were and detection methods |
| 01/13/2015 | US8933061 Process for the preparation of drospirenone |
| 01/01/2015 | US20150005267 Anxiolytic marcgraviaceae compositions containing betulinic acid, betulinic acid derivatives, and methods |
| 12/30/2014 | US8921346 Preparation method of drospirenone |
| 12/09/2014 | US8906889 C-3 cycloalkenyl triterpenoids with HIV maturation inhibitory activity |
| 11/20/2014 | US20140343275 Process for the preparation of drospirenone |
| 11/18/2014 | US8889854 C-17 bicyclic amines of triterpenoids with HIV maturation inhibitory activity |
| 10/07/2014 | US8853431 Process for the preparation of 17-(3-hydroxypropyl)-17-hydroxysteroids |
| 10/02/2014 | US20140296546 Method for producing 30-halogenated betulinic acid |
| 09/30/2014 | US8846647 C-17 and C-3 modified triterpenoids with HIV maturation inhibitory activity |
| 09/25/2014 | US20140288035 18-methyl-6,7-methylene-3-oxo-17-pregn-4-ene-21,17b-carbolactones, pharmaceutical preparations comprising said compounds and use thereof in the treatment of endometriosis |
| 09/23/2014 | US8841283 Methods for the preparation of drospirenone and intermediates thereof |
| 09/23/2014 | CA2614804C Process for the production of 3-oxo-pregn-4-ene-21,17-carbolactones by the metal-free oxidation of 17-(3-hydroxypropyl)-3,17-dihydroxyandrostanes |
| 09/09/2014 | US8828444 Triterpene-containing oleogel-forming agent, triterpene-containing oleogel and method for producing a triterpene-containing oleogel |
| 08/28/2014 | WO2014128525A1 Process for the preparation of drospirenone |
| 08/28/2014 | US20140243298 C-3 alkyl and alkenyl modified betulinic acid derivatives |
| 08/12/2014 | US8802727 Pharmaceutically acceptable salts of betulinic acid derivatives |
| 08/12/2014 | US8802661 C-28 amides of modified C-3 betulinic acid derivatives as HIV maturation inhibitors |
| 08/07/2014 | US20140221328 Pharmaceutically acceptable salts of novel betulinic acid derivatives |
| 07/23/2014 | EP2755991A1 Method for preparation of betulinic acid |
| 07/23/2014 | EP2755990A1 Method for preparation of betulinic acid |
| 07/23/2014 | EP2755989A1 Method for preparation of betulinic acid |
| 07/22/2014 | US8785424 ngCycloartanone derivatives with anticancer activity |
| 07/16/2014 | CN102746361B 一种皂苷类植物提取型水合物防聚剂 One kind of plant extract saponins hydrate anti-poly agent |
| 07/16/2014 | CN101775057B 屈螺酮及其中间体的制备方法 Preparation of drospirenone and intermediates |
| 07/01/2014 | US8765925 Process for preparation of timosaponin B II |
| 06/25/2014 | CN103880910A 一种环黄芪醇的制备方法及其用途 Preparation method of ring astragalus alcohol and its use |
| 06/24/2014 | US8759330 Neuroactive 13,24-cyclo-18,21-dinorcholanes and structurally related pentacylic steroids |
| 06/17/2014 | US8754069 Betulinic acid derivatives with antiviral activity |
| 06/17/2014 | US8754068 Modified C-3 betulinic acid derivatives as HIV maturation inhibitors |
| 06/10/2014 | US8748415 C-28 amines of C-3 modified betulinic acid derivatives as HIV maturation inhibitors |
| 06/06/2014 | CA2813934A1 Polymorphs of cddo ethyl ester and uses thereof |
| 05/14/2014 | CN103254993B 一种米糠毛油分离方法 One kind of rice bran crude oil separation methods |
| 05/14/2014 | CN101967174B 一种环木菠萝烯醇阿魏酸酯的组合物制剂和纯化工艺 A ring composition formulation jackfruit alcohol and ferulic acid purification process |
| 04/23/2014 | CN103739649A Preparation method for mussaendoside G |
| 04/23/2014 | CN103739648A Preparation method for mussaendoside U |
| 04/10/2014 | WO2014011085A8 Agent exhibiting antioxidant, anti-inflammatory, neuroprotective, hypolipidemic, hypocholesterolemic, hypoglycemic, hepatoprotective and immunosuppressive activities |
| 04/08/2014 | US8691977 Certain chemical entities, compositions, and methods |
| 04/02/2014 | CN103694300A Method for extracting oryzanol from waste bran meal grease |
| 03/26/2014 | CN103665086A Extraction process and application of bletilla striata cycloartane triterpenoid |
| 03/26/2014 | CN102040650B Method for constructing sterides-6beta, 7beta-methylene structure by cascade reaction |
| 02/20/2014 | DE102012016476A1 Diastereoselective reduction of 17-oxo-steroids comprises performing a reduction of steroids with borane or catecholborane in the presence of homochiral 2-(di(2-naphthyl)hydroxymethyl)azetidine-catalysts |
| 02/06/2014 | WO2014022772A1 Tomatidine, analogs thereof, compositions comprising same, and uses for same |
| 02/05/2014 | CN103554211A Method for extracting oryzanol from crude rice bran oil |
| 02/05/2014 | CN103550285A Astragalus extractive grading preparation method |
| 01/16/2014 | WO2014011085A1 Agent exhibiting antioxidant, anti-inflammatory, neuroprotective, hypolipidemic, hypocholesterolemic, hypoglycemic, hepatoprotective and immunosuppressive activities |
| 12/25/2013 | EP2675822A1 Steroid alkaloids and uses thereof as antimicrobial agents against electron transport-deficient microbes and as potentiators for antimicrobial agents against pathogenic bacteria |
| 12/18/2013 | CN103450315A Preparation method of sliver-white aglaione A |
| 12/18/2013 | CN103450314A Plant extract with anti-tumor activity and active ingredients thereof |
| 12/17/2013 | CA2742947C Antioxidant |
| 12/11/2013 | CN103435677A Novel method for extracting oryzanol from crude rice bran oil |
| 12/04/2013 | CN103421074A Method for preparing high purity astragaloside from radix astragali |
| 11/27/2013 | CN103408628A Preparation method of 3beta, 5-dyhydroxyl-6beta, 7beta; 15beta, 16beta-dimethylene-5beta-androstane-17-ketone |
| 11/19/2013 | US8586569 Betulonic and betulinic acid derivatives |
| 11/06/2013 | CN102241685B Separation method of monomeric compound from astragaloside for injection |
| 11/06/2013 | CN102093456B Method for extracting astragaloside IV from astragalus |
| 10/17/2013 | US20130272956 (11beta, 17alpha)-11-(4-(2-11C-ACETYL)PHENYL)-17,23-EPOXY-19,24-DINORCHOLA-4,9,20-TRIEN-3-ONE |
| 09/17/2013 | US8536380 Triterpene-containing oleogel-forming agent, triterpene-containing oleogel and method for producing a triterpene-containing oleogel |
| 09/11/2013 | CN103288912A Salts of buxus microphylla base derivative |
| 09/03/2013 | US8524693 Process for obtaining 17-spirolactones in steroids |
| 08/21/2013 | CN203139690U Oryzanol-sitosterol separator |
| 08/21/2013 | CN103254993A Rice bran crude oil separation method |
| 08/21/2013 | CN102030800B Abies holophylla triterpenoid compound, extraction separation thereof and application thereof |
| 08/15/2013 | US20130210787 C-3 cycloalkenyl triterpenoids with hiv maturation inhibitory activity |
| 08/14/2013 | CN101654470B Intermediate used as anti-inflammatory androstane derivative compositions and uses thereof |
| 08/08/2013 | US20130203712 Methods for inhibiting muscle atrophy |
| 07/31/2013 | CN101918427B 15,16-methylene-17-(1'-propenyl)-17,3'-oxidoestra-4-en-3-one derivative, use thereof, and medicament containing said derivative |
| 07/31/2013 | CN101910192B 19-nor-steroid derivatives with a 15alpha,16alpha-methylene group and a saturated 17,17-spirolactone ring, use thereof, and medicaments containing said derivatives |
| 07/31/2013 | CN101910191B 15,16-methylene-17-hydroxy-19-nor-21-carboxylic acid gamma-lactone derivative, use thereof, and medicament containing said derivative |
| 07/09/2013 | CA2609021C Compounds useful for treating neurodegenerative disorders |
| 07/04/2013 | WO2013100811A1 PROCESS FOR OBTAINING 16α,17α-CYCLOHEXANO-5α,6α-EPOXYPREGN-3β-OL-20-ONE ACETATE |
| 07/02/2013 | CA2589928C Process for the preparation of drospirenone |
| 06/27/2013 | WO2013091144A1 Propenoate derivatives of betulin |
| 06/26/2013 | EP2607372A1 Process for production of triterpene alcohol |
| 06/26/2013 | CN103172692A Medical raw material as well as preparation and application thereof |
| 06/26/2013 | CN103172691A Medical raw material as well as preparation and application thereof |
| 06/26/2013 | CN102286054B Cyclovirobuxinum D derivatives and preparation method and use thereof |
| 06/20/2013 | WO2013089595A1 PROCESS FOR OBTAINING 16α,17α-CYCLOHEX-3',4'-ENOPREGN-5-EN-3β-OL-20-ONE ACETATE |
| 06/20/2013 | WO2013089594A1 PROCESS FOR OBTAINING 16α,17α-CYCLOHEX-3',4'-ENOPREGN-5-EN-3β-OL-20-ONE ACETATE |
| 06/13/2013 | US20130150337 Substituted 16,17-annellated steroid compounds for use in womens health |
| 06/12/2013 | EP2601206A1 Methods for the preparation of drospirenone and intermediates thereof |
| 06/12/2013 | CN103145789A Method for extracting oryzanol from rice bran crude oil |
| 06/12/2013 | CN102101880B Preparation method and application of radix astragali saponin |
| 05/30/2013 | US20130137883 Process for Production of Triterpene Alcohol |
| 05/28/2013 | US8450476 Making drospirenone; chemical intermediates e.g. carbethoxy-drospirenone; industrial scale, safe (no chromium catalyst), meets purity requirements |
| 05/15/2013 | EP1149840B2 Process for preparation of drospirenon |
| 05/01/2013 | CN103080124A Process for production of triterpene alcohol |
| 05/01/2013 | CN103073614A Method for extracting high-purity astragaloside from astragalus mongholicus |
| 05/01/2013 | CN101277705B Agent for amelioration of insulin resistance |
| 04/30/2013 | US8431556 C-21-keto lupane derivatives preparation and use thereof |
| 04/25/2013 | WO2012160250A3 Method for treating birch bark and the use of the product |
| 04/18/2013 | US20130096094 Derivatives of 3-O-(3',3'-dimethylsuccinyl)-betulinic acid |
| 04/03/2013 | EP2440567B1 Substituted 16,17-annellated steroid compounds for use in women's healthcare |
| 03/27/2013 | CN102993261A Technology for preparing high-purity astragaloside based on flocculant and defoamer |
| 03/27/2013 | CN102993260A New cyclovirobuxine D purifying method |