| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_4acae202b6a15394281949545e70d2f6 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07J33-007
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07J9-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07J41-0094
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07J21-006 |
| classificationIPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C12R1-865 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07J9-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07J75-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07J41-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07J33-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C12P33-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07J21-00 |
| filingDate |
1993-06-10-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1996-10-09-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_acdc2b965935e1e055bcf7959a629a6f
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_0954dc7f31391fef75ab62590b52d3ee
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_c3ed2cc76272b0ff933d2e371148576e
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_faf3d1684bca05831b55574465be2d7f
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_628abd3a1a80f457da2d709b986f2820 |
| publicationDate |
1996-10-09-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
EP-0574317-B1 |
| titleOfInvention |
A new process for the preparation of 20-keto, 21-alpha-hydroxy steroids and intermediates therefor |
| abstract |
The invention relates to a new process for the preparation of compounds (I): <IMAGE> where R1 is alkyl (1-3c), R2 is alkyl (1-12c) and R3 is alkyl (1-4c), starting with the corresponding derivative 17 beta -CN 17 alpha -OR4, where R4 is an easily cleavable ether residue, as well as intermediates. Compounds (I) are known and described in European Patent No. 7823. |
| priorityDate |
1992-06-11-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |