http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-105968066-B
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D265-36 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D265-36 |
| filingDate | 2016-05-26-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2019-01-18-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2019-01-18-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-105968066-B |
| titleOfInvention | The preparation method of benzoxazin ketone compound containing nitro |
| abstract | The present invention provides a kind of preparation methods of benzoxazin ketone compound containing nitro, preparation method provided by the invention passes through benzoxazin ketone compound, concentrated nitric acid and the solvent hybrid reaction that will have formula (I) structure, the benzoxazin ketone compound containing nitro with formula (II) structure is obtained, and makes the mixed solution of the solvent organic solvent and the concentrated sulfuric acid；So that the purity is high of the benzoxazin ketone compound containing nitro of preparation, and yield is improved, and the acid solution of end of reaction can also cover the bottom liquid for being used as reaction again, reduce the yield of waste liquid, while reducing the consumption of raw material. |
| priorityDate | 2016-05-26-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 48.