http://rdf.ncbi.nlm.nih.gov/pubchem/patent/DO-P2006000172-A
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_da54f7ebbd2d9d8a82f92aca4d1b4e48 |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07J53-008 |
| filingDate | 2006-07-19-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_3151ccfb65053177f829d9f03600494b http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_fbaae5159bed9d2553d9c19856ef9ab4 |
| publicationDate | 2007-02-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | DO-P2006000172-A |
| titleOfInvention | PROCESS TO PRODUCE 3-OXO-PREGN-4-ENO-21,17-CARBOLACTONES BY METAL FREE OXIDATION OF 17- (3-HYDROXYPROPIL) -3,17-DIHYDROXYANDROSTANS |
| abstract | Processes to produce 3-oxo-pregnan-21.17-carbolactones of formula II. as well as 3-oxo-pregn-4-eno-21.17 carbolactones of formula III. by metal-free oxidation of 17- (3-hydroxypropyl) -3,17-dihydroxyandrostanes of formula 1 In addition, the invention relates to the hemisolvate in dichloromethane of 6B, 7B; 15B, 16B-dimethylene-3-oxo-17a-pregnan 5B-o1-21.17-carbolactone (IV) as well as a process for producing drospirenone. |
| priorityDate | 2005-07-21-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 19.