http://rdf.ncbi.nlm.nih.gov/pubchem/patent/EP-0474668-B1
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07J51-00 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07J5-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07J51-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G01R29-08 |
| filingDate | 1990-05-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 1993-08-25-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 1993-08-25-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | EP-0474668-B1 |
| titleOfInvention | Conversion of delta 16-steroid to a delta 17(20)-20-silyl ether |
| abstract | The present invention is a process for conversion of DELTA 16-steroids (I) <IMAGE> (I) to the corresponding DELTA 17(20)-20-silyl ether (III) <IMAGE> (III) by reaction with (1) a preformed copper hydride or a metal hydride reducing agent in the presence of a copper species and (2) a silylating agent. The DELTA 17(20)-20-silyl ether (III) are useful intermediates in the preparation of steroids useful as pharmaceuticals. |
| priorityDate | 1989-06-02-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 175.