http://rdf.ncbi.nlm.nih.gov/pubchem/patent/KR-20010024142-A
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C25B3-25 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D307-88 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C25B3-25 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D307-88 |
| filingDate | 1998-09-18-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2001-03-26-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | KR-20010024142-A |
| titleOfInvention | Method for Purifying Phthalides |
| abstract | The present invention comprises the steps of (a) distilling a compound having a boiling point lower than phthalide from the obtained phthalide synthesis reaction mixture to obtain crude phthalide as a base product, and (b) crystallizing phthalide from a melt of crude phthalide It relates to a method for recovering phthalide from the phthalide synthesis reaction mixture, comprising. |
| priorityDate | 1997-09-19-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 31.