http://rdf.ncbi.nlm.nih.gov/pubchem/patent/WO-2018046428-A1
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_966a6c1f382ec9bcb5e3839dfd73e5b8 |
| classificationCPCAdditional | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07B2200-13 |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D471-04 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D471-14 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D471-04 |
| filingDate | 2017-09-04-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_f9aa8cffa440f06735d2b8c710db18b9 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_1f2d701f91b32c39fcd3a01f9b62f999 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_061c378d5f76153252174e78f822afb1 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_7512b31fe5fec6755ef38c82c15d211b |
| publicationDate | 2018-03-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | WO-2018046428-A1 |
| titleOfInvention | Process for preparation of 2-(6-nitropyridin-3-yl)-9h-dipyrido[2,3-b;3',4'-d]pyrrole |
| abstract | The present invention relates to a process for preparation of the compound of formula (I) which processes comprise: a) coupling a compound of formula (2), wherein a leaving group O-SO 2 -R is selected from the triflate group, the tosylate group, the mesylate group, the besylate group, the nosylate group or the brosylate group, with a suitable boronic acid, a trifluoroborate or a boronic acid ester under argon condition and in the presence of a catalyst and a base in a suitable solvent and then isolating the product as an acid addition salt to afford the compound of formula (Ia) and b) converting the acid addition salt of formula (Ia) wherein the acid HX comprises suitable organic or inorganic acids into the compound of formula (I) by treatment with at least a stoichiometric equivalent of a suitable base. |
| priorityDate | 2016-09-09-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 174.