http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-104193687-B
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D239-52 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D239-60 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D239-52 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D239-60 |
| filingDate | 2014-07-01-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2017-09-26-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2017-09-26-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-104193687-B |
| titleOfInvention | A kind of preparation method for treating pulmonary hypertension medicine |
| abstract | The invention provides a kind of preparation method for treating sitaxsentan sodium thing.Specifically, the invention provides a kind of preparation method of key intermediate formula (IV) compound, methods described is reacted using formula (II) compound and formula (III) compound, obtains formula (IV) compound.The preparation method raw material is easy to get, and cost is low, mild condition, is adapted to industrialized production. |
| priorityDate | 2014-07-01-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 102.