| Record no |
201103085940 |
| Activity status |
Dead or Administration by others |
| Working Title |
IMPROVED PROCESS FOR THE PREPARATION OF CODEINE FROM MORPHINE |
| Working Inventors |
AYYANGAR, NAGARAJ RAMANUJ; ;CHOUDHARY, ANIL RAMKUMAR;KALKOTE, UTTAM RAMRAO;SHARMA, VASANT KAUSHAL; |
| Contributing institutions |
NCL |
| Administered by |
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| 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 |
EP |
| Application number |
86309180.7 |
| Provisional filing date |
|
| Complete filing date |
11-25-1986 |
| Publication status |
Yes |
| Publication date |
|
| Publication no |
|
| Granted number |
EP0268710 B1 |
| Granted date |
05-15-1991 |
| Final title |
IMPROVED PROCESS FOR THE PREPARATION OF CODEINE FROM MORPHINE |
| Final Inventors |
AYYANGAR, NAGARAJ RAMANUJ; ;CHOUDHARY, ANIL RAMKUMAR;KALKOTE, UTTAM RAMRAO;SHARMA, VASANT KAUSHAL; |
| 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_40ø_to_l20øC._Codeine_is_recovered_from_the_reaction_mixture._Codeine_is_useful_as_an_analgesic_and_antitussive_drug |
| Case status |
Granted + Expired |
| Licensing status |
|
| Licensing case no |
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| Client name |
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| Lead inventors |
|
| Categories > Industry > Primary |
|
| Categories > Industry > other |
|