http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-104744348-B
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D213-26 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D213-16 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D409-04 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D213-30 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D213-30 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D213-26 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D213-16 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D409-04 |
| filingDate | 2015-02-13-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2018-01-09-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2018-01-09-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-104744348-B |
| titleOfInvention | Polysubstituted pyridine derivative and preparation method thereof |
| abstract | The invention discloses a kind of polysubstituted pyridine derivative and preparation method thereof, the derivative has structure shown in following formula： Wherein R 1 、R 2 、R 3 、R 4 、R 5 , be selected from hydrogen atom, halogen atom, alkyl, aryl, substituted aryl, acyl group, amino, nitro, alkoxy any one；The invention also discloses its preparation method, uses acetylenic ketone and 1 aryl amine as raw material, and in the presence of appropriate alkali, heating response finishes the polysubstituted pyridine derivative obtained in high yield shown in above formula in solvent.The reaction condition is gentle, and the reaction time is short, and substrate spectrum is wide, and reaction selectivity is strong, and yield is high, and post processing is easy. |
| priorityDate | 2015-02-13-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 69.