| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_dee3727dba91e4e7aa3b26ce9efbcc21 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/A61P25-20
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/A61P25-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D307-93
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D307-77 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61P25-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61K31-343
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D307-78 |
| filingDate |
2009-07-13-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_edcf69b5d6ddcf5a180a184a4c0a9e4d |
| publicationDate |
2011-07-28-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-2011184058-A1 |
| titleOfInvention |
Synthesis of 6,7-dihydro-1h-indeno[5, 4-b] furan-8(2h)-one as intermediate in the preparation of remelteon |
| abstract |
The present invention describes the preparation of 6,7-dihydro-1H-indeno[5,4-b]furan-8(2H)-one, a key intermediate in preparation of ramelteon. The present invention also describes further preceding intermediate compounds useful for the synthesis of 6,7-dihydro-1H-indeno[5,4-b]furan-8(2H)-one. |
| priorityDate |
2008-07-14-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |