http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-109734681-A
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_f8f9e42e8c28839d74ab4fd5c6781429 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D261-08 |
| filingDate | 2019-02-13-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_2b1f460e6ce1c52453b62feaa026437d http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_ea299b65ce668a98b0298e706d961547 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_65977225938d360b99b5c02666f2fffd http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_07efa0379493eac78c3eecf9e2995730 |
| publicationDate | 2019-05-10-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-109734681-A |
| titleOfInvention | Impurities of parecoxib sodium and preparation method thereof |
| abstract | The present invention provides a parecoxib sodium impurity and a preparation method thereof, wherein the impurity is 4,4'-(sulfonyl(4,1-phenylene))bis(5-methyl-3-phenylisoxazole ). The compound provided by the invention can be used as a standard for the component detection of parecoxib sodium finished products, thereby improving the accurate positioning and characterization of impurities in the detection and analysis of parecoxib sodium finished products, and is conducive to strengthening the control of the impurities, In order to improve the quality of the finished product of parecoxib sodium. |
| isCitedBy | http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-113387903-A http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-112028849-A |
| priorityDate | 2019-02-13-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 57.