http://rdf.ncbi.nlm.nih.gov/pubchem/patent/KR-19980063587-A
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/A61P31-04 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C12P35-02 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D501-16 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D501-04 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C12P17-14 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C12P35-02 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D501-28 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D501-36 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61P31-04 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61K31-545 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61K31-546 |
| filingDate | 1997-11-18^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 1998-10-07^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | KR-19980063587-A |
| titleOfInvention | Method for preparing novel intermediates useful for the synthesis of cephalosporins |
| abstract | The present invention relates to a novel process for the preparation of formula (1) comprising condensing glutaryl 7-ACA with a compound of formula (2).n n n n n n n n n n n n R-SHn n n n n In the above formula,n n n R is a heterocyclic group comprising a sulfur atom or an oxygen atom together with one or more nitrogen atoms or one or more nitrogen atoms;n n n R 1 and R 2 are both hydrogen atoms or one of them is a hydrogen atom and the other is an acyl group.n n n The compounds obtained are novel intermediates useful for the preparation of important cephalosporins. |
| priorityDate | 1996-12-03^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
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