http://rdf.ncbi.nlm.nih.gov/pubchem/patent/CN-107382854-B
Outgoing Links
| Predicate | Object |
|---|---|
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D215-56 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G01N30-02 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G01N30-02 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D215-56 |
| filingDate | 2017-06-14-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate | 2020-07-24-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationDate | 2020-07-24-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | CN-107382854-B |
| titleOfInvention | Preparation method of high-purity moxifloxacin hydrochloride impurity I |
| abstract | The invention discloses a preparation method of high-purity moxifloxacin hydrochloride photodegradation impurity I, which comprises the following steps: 1-cyclopropyl-6, 7-difluoro-8-methoxy-1, 4-dihydro-4-oxo-3-quinoline carboxylic acid or ester thereof is used as an initial raw material, and moxifloxacin hydrochloride impurity I is obtained through boric acid ester forming reaction, azide reaction, hydrolysis reaction and reduction reaction; the impurity I obtained by the method has high purity and high yield. |
| priorityDate | 2017-06-14-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 118.