| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_6967bba8150e0b546153ebb0fbc0eec9 |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Y02P20-55 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07F9-65742
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D215-18 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D215-18
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07F9-6574 |
| filingDate |
2020-08-27-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_67fe7c594420cdd9762e7f4eef58bed2
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_d5777a6fdd0484befa56a58f22215ae6 |
| publicationDate |
2020-11-20-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
CN-111961083-A |
| titleOfInvention |
A kind of montelukast sodium intermediate compound |
| abstract |
The invention provides a novel intermediate compound of montelukast sodium and a preparation method thereof. The intermediate compound has good stability and is easy to store. The intermediate compound is used as the starting material of montelukast sodium, The synthetic montelukast sodium has high yield and good purity; the structural formula of this intermediate compound is as follows: |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-112724082-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-112724082-B |
| priorityDate |
2020-08-27-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |