http://rdf.ncbi.nlm.nih.gov/pubchem/patent/EP-0971938-A1
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_55ad301cc7a70e081404f170702e471a |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07F9-3873 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07F9-38 |
| filingDate | 1998-02-06-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_a10084f1e598f18c27861061b1b1877f http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_2506f19f18bbf00e27084c0650074a80 |
| publicationDate | 2000-01-19-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | EP-0971938-A1 |
| titleOfInvention | Process for the production of 4-amino-1-hydroxybutylidene-1,1-bisphosphonic acid or salts thereof |
| abstract | A process is provided for the preparation of 4-amino-1-hydroxybutylidene-1,1-bisphosphonic acid or salts thereof which comprises of: a) reacting 4-aminobutyric acid with phosphorous acid and phosphorus trichloride in the presence of a polyalkylene(glycol); and b) recovering said 4-amino-1-hydroxybutylidene-1,1-bisphosphonic acid or salts thereof. |
| priorityDate | 1997-02-11-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 18.