| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_f2d3599fb8f8f479dba95ca9bb504884 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D471-04 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D471-04 |
| filingDate |
2005-09-07-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_9ddc4b9ef28f06578af0b76e779f5584
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_2f45efc5144f3762f1507c5717d84252
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_23161e6ffaabe01413bd2a7815aa687c |
| publicationDate |
2007-06-06-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
EP-1791839-A1 |
| titleOfInvention |
PREPARATION OF 9-HYDROXY-3- (2-HYDROXYETHYL) -2-METHYL-4H-PYRID0[1, 2-a]PYRIMIDIN-4-ONE AND CRYSTALS THEREOF |
| abstract |
The present invention concerns a process for preparing crystalline 3-(2-chloro-ethyl)-9-hydroxy-2-methyl-4H-pyrido[1 ,2-a]pyrimidin-4-one substantially free of 2-acetylbutyrolactone. |
| priorityDate |
2004-09-09-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |