http://rdf.ncbi.nlm.nih.gov/pubchem/patent/KR-101086177-B1
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCAdditional | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07B2200-07 |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D498-06 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/A61K31-5377 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/A61K31-5383 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D491-06 |
| filingDate | 2004-06-21-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2011-11-25-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2011-11-25-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | KR-101086177-B1 |
| titleOfInvention | Antibacterial agent (-)-9-Fluoro-2,3-dihydro-3 (S) -methyl-10- (4-methyl-1-piperazinyl) -7-oxo-7H-pyrido [1, New preparation of 2,3-dec] -1,4-benzoxazine-6-carboxylic acid |
| abstract | The present invention relates to a novel method for preparing an optically active carboxylic acid (levofloxacin) of Formula 1 useful as an antibacterial agent,n n n More specifically, the present invention uses the following formula 2 (3-hydroxy-2,4,5-trifluoro benzoic acid) as a starting material (-)-9-fluor-2,3-di Hydro-3 (S) -methyl-10- (4-methyl-1-piperazinyl) -7-oxo-7H-pyrido [1,2,3-dec] -1,4-benzoxazine-6 The present invention relates to a method for preparing levofloxacin, which is characterized by a high yield and a low production cost through simple purification and selective reaction of carboxylic acid (levofloxacin).n n n [Formula 1]n n n n n n n n (2)n n n n n n n n Quinolone Carboxylic Acid, Levofloxacin, L-Alaninol |
| priorityDate | 2004-06-21-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 79.