http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-112812062-A
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_066af93d226b9a8b1151cb1bc45bd190 |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D223-16 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D223-16 |
| filingDate | 2021-01-07-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_33a66e2211536707d73a8b3394af925a http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_c7ccf3cf3d91dd2716792f01a90010d2 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_c9555fe3a9f8d88ddd467bf5cc67d50d http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_7fe0c73588a23250ba43113ceb6b79de http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_70c59de51ad0a1d7d70d3bf0fe64169b |
| publicationDate | 2021-05-18-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-112812062-A |
| titleOfInvention | Tolvaptan impurity and preparation and application thereof |
| abstract | The invention provides a novel tolvaptan impurity, the structural formula of which is shown as a formula (I), and also discloses a preparation method and application of the impurity. The impurity has a novel structure, is beneficial to quality control of the tolvaptan bulk drug, the obtained sample has high purity, plays a crucial role in quality control of the drug, can be applied to research on a reference substance and the like, and meanwhile, the preparation method of the impurity is simple and convenient to operate and is green and environment-friendly. |
| priorityDate | 2021-01-07-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 105.