http://rdf.ncbi.nlm.nih.gov/pubchem/patent/KR-930019629-A
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D213-55 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D213-78 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D241-24 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D213-78 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D241-24 |
| filingDate | 1993-03-19-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 1993-10-18-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | KR-930019629-A |
| titleOfInvention | Method for preparing aromatic nitrogen-heterocycle-carboxylic acid chloride |
| abstract | The present invention chlorinates aromatic nitrogen-heterocycle-hydroxycarboxylic acid compounds of the following general formulas (IV), (V) and (VI) using a solution of phosphorus oxychloride certified phosphorus A method of preparing aromatic nitrogen-heterocycle-carboxylic acid chloride which is a compound of the following general formulas (I), (II) and (III) by treating with carboxylic acid or silane of the following general formula (VII) and then separating the product do : |
| priorityDate | 1992-03-20-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 36.