http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-103044331-B
Outgoing Links
| Predicate | Object |
|---|---|
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D231-38 |
| filingDate | 2013-01-14-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2017-09-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2017-09-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-103044331-B |
| titleOfInvention | Prepare the new method of the formamide of 3 n-propyl pyrazoles of silaenafil intermediate 4 amino, 1 methyl 5 |
| abstract | The invention discloses the new preparation method of the formamide of 3 n-propyl pyrazoles of silaenafil intermediate 4 amino, 1 methyl 5.This method prepares the formamide of 4 amino, 1 methyl, 3 n-propyl pyrazoles 5 by bromo and ammonification using the Ethyl formate of 1 methyl, 3 n-propyl pyrazoles 5 as raw material.The new method that the present invention is provided is more safe efficient and environmental protection, is more suitable for industrialized production. |
| priorityDate | 2013-01-14-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 80.