http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-106467492-B
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D231-14 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C69-738 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D231-14 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C69-738 |
| filingDate | 2015-08-14-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2019-12-17-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2019-12-17-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-106467492-B |
| titleOfInvention | preparation method of polyfluoromethyl pyrazole compound, intermediate and preparation method |
| abstract | The invention discloses a preparation method of polyfluoromethyl pyrazole compounds, an intermediate and a preparation method. The invention provides a preparation method of a compound 1, which comprises the following steps: in an organic solvent, carrying out cyclization reaction on the compound 2 and methyl hydrazine to obtain a compound 1; wherein R is 1 is C 1 ～C 4 alkyl groups of (a); r 2 Is methyl or ethyl; x is 2 or 3. The preparation method has the advantages of cheap and easily-obtained raw materials, mild reaction conditions, safe operation, environmental protection, low production cost, high reaction conversion rate, low content of by-product isomers, high reaction yield and high purity of the prepared product, and is suitable for industrial production. |
| priorityDate | 2015-08-14-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 188.