| Record no |
201102223266 |
| Activity status |
Dead or Administration by others |
| Working Title |
PROCESS FOR PREPARING DILTIAZEM |
| Working Inventors |
LOHRAY BB ;LOHRAY VB;RAVINDRANATHAN T;BALAKRISHNAN EJ; |
| Contributing institutions |
NCL |
| Administered by |
|
| Ownership |
|
| Categories > Subjects |
Organic chemistry |
| Categories > Portfolio |
Fine chemical/pharma intermediate drugs/bioactives |
| Disclosure number |
|
| NCL No |
1993-NCL-0033 |
| CSIR No |
1993-NF-0199
|
| Priority date |
05-02-1994 |
| Country |
US |
| Application number |
09/239351 |
| Provisional filing date |
|
| Complete filing date |
01-28-1999 |
| Publication status |
Yes |
| Publication date |
|
| Publication no |
|
| Granted number |
6180785 |
| Granted date |
01-30-2001 |
| Final title |
PROCESS FOR PREPARING DILTIAZEM |
| Final Inventors |
LOHRAY BB;LOHRAY VB;RAVINDRANATHAN T;BALAKRISHNAN EJ; |
| Abstract |
A process for preparing a 2Rhydroxy32aminophenylthio 3palkoxyaryl propanoic acid alkyl ester of formula V STR10
wherein
R is an alky or benzoyl residue
R.sup.1 is hydrogen an alkyl alkoxy aryloxy phenyl naphthyl or hydroxy residue and
R.sup.2 and R.sup. |
| Case status |
Granted + Allowed to lapse |
| Licensing status |
|
| Licensing case no |
|
| Client name |
|
| Lead inventors |
THOTTAPILLI RAVINDRANATHAN |
| Categories > Industry > Primary |
Organic Chemicals, Fine Chemicals, Intermediates, Feedstocks |
| Categories > Industry > other |
|