http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-107602472-B
Outgoing Links
| Predicate | Object |
|---|---|
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D231-56 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D409-04 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D405-04 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D403-04 |
| filingDate | 2017-09-18-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2020-10-09-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2020-10-09-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-107602472-B |
| titleOfInvention | Preparation method of 2-substituted-2H-indazole compound |
| abstract | The invention provides a 2-substituted-2 H Preparation method of (E) -indazole compound, substituted 1 under action of cuprous catalyst H The coupling reaction of (E) -indazole and aryl iodonium salt in low molecular weight polar organic solvent to obtain corresponding 2-substituted-2 H Indazoles, 1 H -indazole and aryliodonium salts in a molar ratio of 1: 1.2. 1 of the invention is easily available H The indazole compound is prepared by using cheap cuprous as a catalyst, the reaction condition is mild, the yield of the generated target compound is high, and the target compound has the characteristics of good compatibility with various functional groups and the like. Can be widely applied to synthesizing 2-substituted-2 with various substituent groups H The indazole compound has important application value. |
| priorityDate | 2017-09-18-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 52.