http://rdf.ncbi.nlm.nih.gov/pubchem/patent/EP-1912975-A1
Outgoing Links
| Predicate | Object |
|---|---|
| assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_92205428e0fbc3b39a4bab31a94b5ada |
| classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D235-20 |
| classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D235-20 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D403-04 |
| filingDate | 2006-07-19-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_ba7b778d4d6311571650fe4cec5be92c http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_7138f6a9b451f4ede0aaab48ddb7410a http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_65deda75dc7b4abc3f3b33a289799e31 |
| publicationDate | 2008-04-23-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber | EP-1912975-A1 |
| titleOfInvention | A process for the preparation of telmisartan |
| abstract | The present invention encompasses a method for the preparation of Telmisartan comprises, through Telmisartan dihydrochloride comprises i) Condensing 4-Methyl-2-n-propyl-lH- benzimidazole-6-carboxylic acid with N-Methyl-O-phenylenediamine dihydrochloride to yields 4-methyl-6 (1 -methyl benzimidazol-2-yl)-2-n-propyl lH-benzimidazole ii) Treating 4- methyl-6-(l -methyl benzimidazol-2-yl)-2-n-propyl-lH-benzimidazole with 4`- (bromomethyl)-2-biphenyl-2-carboxylate in presence of a base in an organic solvent and isolating the ester as acid addition salt iii) Converting ester acid addition salt to Telmisartan dihydrochloride and iv) Converting Telmisartan dihydrochloride to Telmisartan. |
| priorityDate | 2005-07-19-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
Total number of triples: 118.