| Predicate |
Object |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D213-64
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G01N30-02 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G01N30-02
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D213-64
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61P1-16
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61P11-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61K31-444 |
| filingDate |
2018-03-23-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
2021-04-09-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate |
2021-04-09-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
CN-108285431-B |
| titleOfInvention |
Pirfenidone related substance and preparation method and application thereof |
| abstract |
The invention discloses a pirfenidone related substance, a preparation method and application thereof. The related substances are compounds with the structure shown in the formula I, |
| priorityDate |
2018-03-23-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |