| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_83ecd75f6791df7a2b4f1bf06a16635b
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_8d486330b2483832d186f080650e837a
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_e0f4f8190960626ec922a1f03bcd4aba
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_ea1008a963dfa6877df4a20172801c34 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C273-189 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C275-42
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C273-18 |
| filingDate |
2006-09-01-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_b66ef7d52e39b161d52e404c1af6da87
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_10322633de59e0dd8a6e1a59f27e9666
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_83d304da1eae9f0948f59ee8021d5e3f |
| publicationDate |
2007-08-30-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
WO-2007029155-A3 |
| titleOfInvention |
An improved process for preparation of pure celiprolol base |
| abstract |
The present invention relates to an improved process for preparing pure celiprolol base in monohydrate form by crystallizing crude celiprolol base in one or more carboxylic acid ester solvents and its conversion to pharmaceutically acceptable acid addition salts, for example, celiprolol hydrochloride Form I in high purity. |
| priorityDate |
2005-09-05-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |