Details for Patent: 6,933,395
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Summary for Patent: 6,933,395
Title: | PROCESSING FOR PRODUCING OF DROSPIRENONE (6.beta., 7.beta., 15.beta., 16.beta.-DIMETHYLENE-3-OXO-17.alpha.-PREGN-4-EN-21, 17-CARBOLACTONE, DRSP) AS WELL AS 7.alpha.-(3-HYDOXY-1-PROPLY)-6.beta., 7.beta.; 15.beta., 16.beta.-DIMETHYLENE-5.beta.-ANDROSTANE-3.beta., 5,17.beta.-TRIOL(ZK 92836) AND 6.beta., 7.beta.; 15.beta., 16.beta.-DIMETHYLENE-5.beta.-HYDROXY |
Abstract: | Process for the production of drospirenone (6.beta.,7.beta.; 15.beta.,16.beta.-dimethylene-3-oxo-17.alpha.-pregn-4-ene-21,17-carbolacto ne, DRSP) (1) and 7.alpha.-(3-hydroxy-1-propyl)-6.beta.,7.beta.; 15.beta.,16.beta.-dimethylene-5.beta.-androstane-3.beta.,5,17.beta.-triol (ZK 92836) and 6.beta.,7.beta.; 15.beta.,16.beta.-dimethylene-5.beta.-hydroxy-3-oxo-17.alpha.-androstane-2 1,17-carbolactone (ZK 90965) as intermediate products of the process. ##STR1## |
Inventor(s): | Mohr; Jorg-Thorsten (Berlin, DE), Nickisch; Klaus (Berlin, DE) |
Assignee: | Schering AG (Berlin, DE) |
Application Number: | 09/640,748 |
Patent Claim Types: see list of patent claims | Composition; Compound; Process; |
Drugs Protected by US Patent 6,933,395
Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | TE | Type | RLD | RS | Patent No. | Patent Expiration | Product | Substance | Delist Req. | Patented / Exclusive Use | Submissiondate |
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>Applicant | >Tradename | >Generic Name | >Dosage | >NDA | >Approval Date | >TE | >Type | >RLD | >RS | >Patent No. | >Patent Expiration | >Product | >Substance | >Delist Req. | >Patented / Exclusive Use | >Submissiondate |
Foreign Priority and PCT Information for Patent: 6,933,395
Foriegn Application Priority Data | ||
Foreign Country | Foreign Patent Number | Foreign Patent Date |
Germany | 196 33 685 | Aug 12, 1996 |
International Family Members for US Patent 6,933,395
Country | Patent Number | Estimated Expiration | Supplementary Protection Certificate | SPC Country | SPC Expiration |
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Austria | 215557 | ⤷ Try a Trial | |||
Austria | 420098 | ⤷ Try a Trial | |||
Austria | 446966 | ⤷ Try a Trial | |||
Australia | 4014497 | ⤷ Try a Trial | |||
>Country | >Patent Number | >Estimated Expiration | >Supplementary Protection Certificate | >SPC Country | >SPC Expiration |