| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_d62d92aaf868f7c4e0a1c6445ca2a3c1 |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07B2200-13
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07B2200-07 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07F9-222
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07H1-02
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07F9-025
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07H19-16
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07H19-10
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07H19-073
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07H19-06
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07H1-00 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07H19-10
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07F9-22
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07F9-02 |
| filingDate |
2016-09-13-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
2020-01-21-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_d8f189071d2f2881767d95d15cc80f69
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_fcc8093de09376e23a5793bb11a6cfb6
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_30bc044b3bc150ce9bca41db93b58988
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_8f2ff223b97dba1e3a8c85e5f28bf585
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_33fd2a147cc0a56b75b633954468c291
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_f2f848a4fcfc3d2042efa6603513ba38
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_b67171b6bdb395ea74a1287761bce66a |
| publicationDate |
2020-01-21-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-10538541-B2 |
| titleOfInvention |
Phosphoramidate compound and preparation method and crystal thereof |
| abstract |
The present disclosure involves a composition enriched in compound 61501b, wherein the compound 61501b has a purity of not less than 90% or more. The composition has a significant advantage in preparing a high-purity compound Sp-1. In addition, the present disclosure also provides a preparation method of the composition enriched in compound 61501b. The method adopts a crystallization technique to perform separation and purification, has a simple and convenient operation and good reproducibility, and therefore the compound 61501b in the prepared composition has high purity and quality. Further, the present disclosure also involves a novel crystal form of compound 61501b. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-11414452-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-10774104-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-11603382-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-10913756-B2 |
| priorityDate |
2015-09-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |