| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_d22d068bac5e5b149ad3b24f98e2f217 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07F9-58
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07F9-6506
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07F9-3839
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07F9-386 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07F9-6506
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07F9-58
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07F9-38 |
| filingDate |
2004-12-22-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_af489d939f9f9abe1d17fa4e4d400241
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_cbced2f3779b2d47e7489e9555dfce53 |
| publicationDate |
2006-11-02-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
EP-1716161-A2 |
| titleOfInvention |
A process for the preparation of alkyl- and aryl-diphosphonic acids and salts thereof |
| abstract |
The invention relates to a process for the preparation of diphosphonic acids by reaction of a carboxylic acid with a mixture of phosphorous acid and phosphorus oxychloride in defined molar ratios and in the absence of solvents. The invention futher relates to ibandronic acid monosodium salt in the amorphous form. |
| priorityDate |
2003-12-23-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |