| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_f3f4526fdbf9d019c69c6ba524b81a50 |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C2601-08 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C217-74
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/A61P25-04 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61K31-135
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C217-74
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C213-10
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C213-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61P25-04 |
| filingDate |
1998-06-26-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_df0a6c6d57f27e26907479a558b21641
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_696d5e460546b88ccbcd4c8c79a35482 |
| publicationDate |
2000-04-12-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
GB-2342352-A |
| titleOfInvention |
Tramadol salts thereof and process for their preparation |
| abstract |
Cis-Tramadol hydrochloride is prepared by forming a Mannich hydrochloride, liberating the Mannich base, reacting the Mannich base with a Grignard reagent to form a base hydrate of cis-Tramadol which is used to form pure cis-Tramadol hydrochloride. Also claimed is the base hydrate of cis-Tramadol per se and its use as a medicament. |
| priorityDate |
1997-07-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |