| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_3a255ae22a344d3cb4bc724ca71c6611 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D491-14
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/A61P35-00 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61K31-519
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61P35-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D239-90
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D491-14
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D491-22 |
| filingDate |
2004-02-20-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_75987b6f86706d6b16aeec920ce513be |
| publicationDate |
2006-08-10-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-2006178376-A1 |
| titleOfInvention |
Novel process for the preparation of hexacyclic compounds |
| abstract |
This invention relates to novel processes for the preparation of compounds of the formula [1], wherein R1, R2, R3 and R4 are as defined in the claims and description as well as pharmaceutically acceptable salts thereof. The compounds of the formula [1] are hexacyclic compounds having potent anti-tumor activity. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-11446292-B2 |
| priorityDate |
2003-02-21-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |