| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_ad3d51747a2eba1e7636894263252df4 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/A61P31-04
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D503-00 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D503-08
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61P31-04
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61K31-42
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C12P17-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D503-18
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D503-00 |
| filingDate |
1996-04-17-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_cfa92ce67572a3fe2559d905aee81726 |
| publicationDate |
2000-11-30-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
RO-116195-B1 |
| titleOfInvention |
PROCEDURE FOR PREPARATION OF PURIFIED CLAVULANIC ACID OR OF A PHARMACEUTICALLY ACCEPTABLE DAMAGE |
| abstract |
The invention relates to a process for the preparation of purified clavulanic acid or a pharmaceutically acceptable salt or ester thereof, including the steps of: adding an additional solvent to a solution of clavulanic acid in a water-immiscible solvent; contacting the solution with an amine; isolation of the amine salt of the formed clavulanic acid; and converting the amine salt into clavulanic acid or a pharmaceutically acceptable salt or ester thereof. |
| priorityDate |
1995-04-20-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |