| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_114e4423ec77cbc8dab9d0a98909704e |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D489-02 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D489-02 |
| filingDate |
1986-11-25-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_9eed88268ae799b4c7229783e1dbd0d9
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_46659aab9526cf9f8203048cd3f8cdff
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_2c0888afb1a88c77fb1cc8b809d2650f
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_898f114754f5ede3f245bf135c1d5b0c |
| publicationDate |
1988-06-01-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
EP-0268710-A1 |
| titleOfInvention |
Improved process for the preparation of codeine from morphine |
| abstract |
Codeine is prepared by reacting morphine with trimethyl phenyl ammonium chloride in the presence of an alkali metal carbonate and a hydrocarbon solvent at a temperature of from 40° to l20°C. Codeine is recovered from the reaction mixture. Codeine is useful as an analgesic and antitussive drug. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/WO-0228917-A2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/AU-2003279287-B2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/WO-0228917-A3
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/WO-2020247327-A1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/WO-9719082-A1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/WO-2004037826-A2
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/WO-2004037826-A3 |
| priorityDate |
1986-11-25-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |