http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-106478519-B
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D239-42 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D239-42 |
| filingDate | 2016-10-10-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2018-12-11-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2018-12-11-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-106478519-B |
| titleOfInvention | A kind of preparation method of 2- methyl -4- amino -6- chlorine pyrimidine |
| abstract | The invention discloses a kind of preparation methods of 2- methyl -4- amino -6- chlorine pyrimidine to obtain purpose product 2- methyl -4- amino -6- chlorine pyrimidine by two-step reaction with 4,6- dihydroxy -2- methylpyrimidine, phosphorus oxychloride, aminating agent etc. for raw material.Operation of the present invention is easy, and comprehensive yield is 81% or more, and more existing 68% or so yield has and is obviously improved, significantly reduces existing drug production cost, is suitble to industrial-scale production. |
| priorityDate | 2016-10-10-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 43.