Record no |
201102176890 |
Activity status |
Dead or Administration by others |
Working Title |
PROCESS FOR THE PREPARATION OF CODEINE FROM MORPHINE |
Working Inventors |
NAGARAJ R;AYYANGAR;ANIL R;CHOUDHARY;UTTAM R;KALKOTE;SHARMA V; |
Contributing institutions |
NCL |
Administered by |
|
Ownership |
|
Categories > Subjects |
Organic chemistry |
Categories > Portfolio |
Petrochemicals/industrial chemicals |
Disclosure number |
|
NCL No |
1986-NCL-0001 |
CSIR No |
-NF-3458
|
Priority date |
11-25-1986 |
Country |
US |
Application number |
940517 |
Provisional filing date |
|
Complete filing date |
10-12-1986 |
Publication status |
Yes |
Publication date |
|
Publication no |
|
Granted number |
4764615 |
Granted date |
08-16-1988 |
Final title |
PROCESS FOR THE PREPARATION OF CODEINE FROM MORPHINE |
Final Inventors |
NAGARAJ R; AYYANGAR;ANIL R;CHOUDHARY;UTTAM R;KALKOTE;SHARMA V; |
Abstract |
Codein is prepared by reacting morphine with tri methyl phenyl ammonium chloride in the presence of an alkali metal carbonate and a hydrocarbon solvent at a temperature of from 40 120 degree C. Codein is recovered from the reaction mixture. Codein is useful as an analgesic and antitussive drug. |
Case status |
Granted + Allowed to lapse |
Licensing status |
|
Licensing case no |
|
Client name |
|
Lead inventors |
|
Categories > Industry > Primary |
|
Categories > Industry > other |
|