http://rdf.ncbi.nlm.nih.gov/pubchem/patent/KR-20050019899-A
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/A61K31-47 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D215-56 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D215-56 |
| filingDate | 2003-08-05-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2005-03-03-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | KR-20050019899-A |
| titleOfInvention | Process for preparing quinolone antibiotic intermediates |
| abstract | The present invention provides the following formulas I and II:n n n n n n n n Wherein R is C 1 -C 2 alkyl, C 1 -C 2 fluoroalkyl, C 2 -C 4 alkenyl, methoxy, chloro or bromo; R 1 is C 1 -C 2 alkyl, C 2 A unit selected from the group consisting of -C 3 alkenyl, C 3 -C 5 cycloalkyl and phenyl, each of which may be substituted with one or more fluorine atoms), is directed to a process for preparing a quinolone antibiotic intermediate having The method includes cyclizing a mixture of quinolone precursors comprising 2-ethoxy substituted intermediates having Formulas (I) and (II) in the presence of a silylating agent. |
| priorityDate | 2002-08-05-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 119.