| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_18590fb200b3f515b9afb29c082b6baf |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07B2200-13 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D487-06 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D471-06
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D487-06 |
| filingDate |
2019-08-01-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
2021-06-01-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_6c56df06047cd7677a543d6cd4f6f674
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_b9afc80763754bd85ae2d64a06136d81
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_9b8fa47f78b1428deea03b7e03683474
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_e030b91848e7fecb4401c0c492ffc44d |
| publicationDate |
2021-06-01-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-11021483-B2 |
| titleOfInvention |
Crystalline of camphorsulfonic acid salt of rucaparib and method of preparing of tricyclic compounds, rucaparib and crystalline of camphorsulfonic acid salt of rucaparib |
| abstract |
A method of preparing a tricyclic compound of formula (I), comprising the step of converting a compound of formula (II) into a compound of formula (III); and hydrogenating the compound of formula (III) in the presence of hydrogenation catalyst and hydrogen to form the tricyclic compound of formula (I); wherein R 1 is H or a C 1-3 alkyl group; and R 2 is H, a halogen element or a C 1-3 alkyl group. |
| priorityDate |
2018-11-27-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |