| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_a7e2b9a11a3f71d165e7dd72230437a5 |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Y02P20-55 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07H1-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07H19-12 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07H19-12
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07H1-00 |
| filingDate |
2019-01-11-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_93404a4fd650f84bf478bb62476912a9
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_f1949e4c0b109b9427aacfab111c8aa5
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_eaff7a24aa967ce54e8ef8c924bba312
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_f8c390fafa0f774e952dd0834ab2ae2b
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_93424690a922c4cb0f660220f091317a |
| publicationDate |
2020-02-04-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
CN-110746476-A |
| titleOfInvention |
A kind of 5-azacytosine nucleoside compound and preparation method thereof |
| abstract |
The present invention relates to a 5-azacytosine nucleoside compound and a preparation method thereof, whose structural formula is shown in formula I. The compound is obtained by using 5-azacytosine as a starting material and through the reaction steps of upper protection, condensation, deprotection, re-condensation and deprotection. Through the research on this related substance, the understanding and control of the impurity spectrum in 5-azacytosine nucleoside compounds have been strengthened; it is beneficial to the quality control of finished products and provides a guarantee for the safety of clinical medication. The synthesis process is simple to operate, has good yield and purity, and is environmentally friendly. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-112480197-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-113201039-B
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-113201039-A |
| priorityDate |
2019-01-11-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |