| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_05a203d85ee01909eaf728dc16f0f6cb |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/A61P13-02
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/A61P15-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/A61P15-10
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D403-12
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D241-04
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D231-14
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D295-26
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D487-04 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61K31-635
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D231-40
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D-
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D231-14
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61P15-10
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61P15-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61P13-02
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61K31-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D403-12
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61K31-519
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61K31-505
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D487-04
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D295-26
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D295-22
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07B61-00 |
| filingDate |
1999-07-23-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
2000-05-23-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_3920312017ad44045b161bd599b4d4e2
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_49e7955b9006f8d845141ccab62f6c78 |
| publicationDate |
2000-05-23-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-6066735-A |
| titleOfInvention |
Process for preparing sildenafil |
| abstract |
A process for the preparation of a compound of formula (I): which comprises cyclization of a compound of formula (II): |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-6969719-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-7268141-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/WO-2017168174-A1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-6821978-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2005182077-A1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-7531544-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2006222647-A1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2003153587-A1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/EP-1719772-A1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2004229885-A1 |
| priorityDate |
1996-06-14-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |