| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_81075572b8d1526ce20dbf5dd7dbded8 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D257-04
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C255-58
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C257-04 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C255-58
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/A61K31-395
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D257-04
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C253-34 |
| filingDate |
2006-06-29-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_ee05363a5b83593fa1b117f6d2c224cf
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_a8a77bb64d44cae00cc0acc7120c0b0c
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_b0a8f05a75f5d6200d5b52743cd9d9e0
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_74239c3020ae6f54b61a258b44b8d4af
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_e8c4d812446f1bc963b14122c0242507 |
| publicationDate |
2007-03-22-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
CA-2619955-A1 |
| titleOfInvention |
Process for preparing valsartan |
| abstract |
The invention relates to novel compound of formula (IV), which is an organic acid salt of N-[(2'-cyanobiphenyl-4-yl)methyl]-(L)-valine ester. This compound is an useful intermediate for process of preparation of Valsartan of formula (I), chemically known as (S)-N-(l-Carboxy-2-methylprop-l-yl)-N-pentanoyl-N-[2'-(lH-tetrazol-5-yl)biphenyl-4- ylmethyl]amine. This invention also relates to a process for preparing Valsartan using novel intermediate of formula (IV). |
| priorityDate |
2005-08-22-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |