http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-112321593-B
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D487-04 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D487-04 |
| filingDate | 2020-11-24-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2022-03-18-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2022-03-18-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-112321593-B |
| titleOfInvention | Preparation method of indolo [1,2-a ] quinazoline-6 (5H) -ketone compound |
| abstract | The invention discloses a preparation method of an indolo [1,2-a ] quinazoline-6 (5H) -ketone compound, which comprises the following steps: adding a cobalt catalyst, alkali, a carbon monoxide substitute, an additive, a 2-pyridine carboxamide derivative and an oxidant into an organic solvent, reacting for 20-40 hours at 130-150 ℃, and after the reaction is completed, carrying out post-treatment to obtain the indolo [1,2-a ] quinazoline-6 (5H) -ketone compound. The preparation method has the advantages of simple operation, cheap and easily obtained starting raw materials and catalysts, high reaction efficiency and good substrate compatibility, can quickly prepare the indolo [1,2-a ] quinazoline-6 (5H) -ketone compound, and has stronger practicability. |
| priorityDate | 2020-11-24-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 46.