http://rdf.ncbi.nlm.nih.gov/pubchem/patent/KR-960041183-A
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D501-00 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D501-04 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D501-00 |
| filingDate | 1996-04-24-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 1996-12-19-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | KR-960041183-A |
| titleOfInvention | Method for separating ρ-nitrobenzyl ester from cephalosporin |
| abstract | The present invention relates to a method for converting cephalosporin p-nitrobenzyl ester (Formula I) to the corresponding cephalosporin free acid (Formula II), wherein the cephalosporin p-nitrobenzyl ester is reacted with iron, magnesium , A metal selected from the group consisting of aluminum and tin, and a mixture of water and a water-soluble organic solvent. In the present invention, fine powder of iron is preferable as the metal, and the reaction is preferably carried out in the range of 30 to 50 캜. |
| priorityDate | 1994-04-22-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 37.