< Back
Sign In to Follow Application
View All Documents & Correspondence
Login

Process For The Preparation Of Indolone Derivative.

Abstract: A process for the preparation of 4-[2-(Di-n-propylamino)ethyl]-2,3-dihydro-1H-indol-2-one of formula (I) and its pharmaceutically acceptable salts, solvates, involving new intermediates of compound of formula (A)and(B) wherein R represents (i)a halogen atom selected from fluorine, chlorine atom, bromine atom and iodine atom;(ii)lower alkanesulfonyloxy group selected from methanesulfonyloxy,  ethanesulfonylixy,  isopropanesulfonyloxy,  propanesulfonyloxy,  butanesulfonyloxy,  tert-butanesulfonyloxy,  pentanesulfonyloxy,  hexanesulfonyloxy;     (iii)substituted or unsubstantiated arylsulfonyloxy group selected from phenylsulfonyloxy, 4-methylphenylsulfonyloxy, 2-methylphenylsulfonyloxy, 4-nitrophenylsulfonyloxy, 4-methoxyphenylsulfonyloxy, 3-chlorophenylsulfonyloxy;  (iv)arylalkylsulfonyloxy group selected from benzylsulfonyloxy, 2-phenylethylsulfonyloxy, 4-phenylbutylsulfonyloxy, 4-methylbenzylsulfonyloxy, 2-methylbenzylsulfonyloxy, 4-nitrobenzylsulfonyloxy, 4-methoxybenzylsulfonyloxy, 3-chlorobenzylsulfonyloxy.

Get Free WhatsApp Updates!
Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
15 February 2005
Publication Number
08/2005
Publication Type
INA
Invention Field
PHARMACEUTICALS
Status
Email
Parent Application

Applicants

ALEMBIC LIMITED
Alembic Campus, Alembic Road, Vadodara-390 003.

Inventors

1. SONI, Rohit Ravikant
BioArc Research Solutions, A Division of Alembic Limited, Alembic Campus, Alembic Road, Vadodara-390 003.
2. ACHARYA, Hitarth Harshendu
BioArc Research Solutions, A Division of Alembic Limited, Alembic Campus, Alembic Road, Vadodara-390 003.
3. SHAH,Hetal Rameshchandra
BioArc Research Solutions, A Division of Alembic Limited, Alembic Campus, Alembic Road, Vadodara-390 003.
4. SHAH, Trushar Rajnikant
BioArc Research Solutions, A Division of Alembic Limited, Alembic Campus, Alembic Road, Vadodara-390 003.
5. REDDY, Buchi Reguri
BioArc Research Solutions, A Division of Alembic Limited, Alembic Campus, Alembic Road, Vadodara-390 003.

Specification

Documents

Application Documents

# Name Date
1 77-MUM-2005-SPECIFICATION(MARKED COPY)-(28-12-2011).pdf 2011-12-28
2 77-MUM-2005-SPECIFICATION(MARKED COPY)- (28-12-2011).pdf 2011-12-28
3 77-MUM-2005-SPECIFICATION(AMENDED)-(28-12-2011).pdf 2011-12-28
4 77-MUM-2005-SPECIFICATION(AMENDED)- (28-12-2011).pdf 2011-12-28
5 77-MUM-2005-CORRESPONDENCE(28-12-2011).pdf 2011-12-28
6 77-MUM-2005-CLAIMS(AMENDED)-(28-12-2011).pdf 2011-12-28
7 77-MUM-2005-CLAIMS(AMENDED)- (28-12-2011).pdf 2011-12-28
8 77-MUM-2005_EXAMREPORT.pdf 2018-08-09
9 77-MUM-2005-US DOCUMENT(25-7-2011).pdf 2018-08-09
10 77-MUM-2005-REPLY TO EXAMINATION REPORT(25-7-2011).pdf 2018-08-09
11 77-mum-2005-power of attorney(23-2-2005).pdf 2018-08-09
12 77-MUM-2005-OTHER DOCUMENT(13-8-2009).pdf 2018-08-09
13 77-mum-2005-form 9(23-2-2005).pdf 2018-08-09
14 77-mum-2005-form 5(23-2-2005).pdf 2018-08-09
15 77-mum-2005-form 3(23-2-2005).pdf 2018-08-09
16 77-mum-2005-form 2(title page)-(25-1-2005).pdf 2018-08-09
17 77-mum-2005-form 2(25-1-2005).pdf 2018-08-09
18 77-MUM-2005-FORM 18(2-2-2009).pdf 2018-08-09
19 77-mum-2005-form 1(25-1-2005).pdf 2018-08-09
20 77-mum-2005-form 1(23-2-2005).pdf 2018-08-09
21 77-mum-2005-description(complete)-(25-1-2005).pdf 2018-08-09
22 77-MUM-2005-CORRESPONDENCE(IPO)-(HEARING NOTICE)-(8-9-2015).pdf 2018-08-09
23 77-MUM-2005-CORRESPONDENCE(IPO)-(HEARING NOTICE)-(30-6-2015).pdf 2018-08-09
24 77-MUM-2005-CORRESPONDENCE(IPO)-(FER)-(30-1-2012).pdf 2018-08-09
25 77-MUM-2005-CORRESPONDENCE(IPO)-(FER)-(14-7-2011).pdf 2018-08-09
26 77-MUM-2005-CORRESPONDENCE(IPO)-(DECISION)-(26-8-2015).pdf 2018-08-09
27 77-mum-2005-correspondence(ipo)-(19-4-2006).pdf 2018-08-09
28 77-MUM-2005-CORRESPONDENCE(8-1-2010).pdf 2018-08-09
29 77-MUM-2005-CORRESPONDENCE(6-8-2009).pdf 2018-08-09
30 77-MUM-2005-CORRESPONDENCE(4-6-2010).pdf 2018-08-09
31 77-MUM-2005-CORRESPONDENCE(29-1-2009).pdf 2018-08-09
32 77-MUM-2005-CORRESPONDENCE(28-6-2012).pdf 2018-08-09
33 77-MUM-2005-CORRESPONDENCE(2-12-2009).pdf 2018-08-09
34 77-mum-2005-correspondence(14-6-2008).pdf 2018-08-09
35 77-MUM-2005-CORRESPONDENCE(13-8-2009).pdf 2018-08-09
36 77-MUM-2005-CORRESPONDENCE(11-6-2012).pdf 2018-08-09
37 77-MUM-2005-CLAIMS(AMENDED)-(11-6-2012).pdf 2018-08-09
38 77-mum-2005-claims(25-1-2005).pdf 2018-08-09
39 77-MUM-2005-ANNUXER FORM 3(8-1-2010).pdf 2018-08-09
40 77-MUM-2005-ANNEXURE TO FORM 3(25-7-2011).pdf 2018-08-09
41 77-MUM-2005-ANNEXURE TO FORM 3(11-6-2012).pdf 2018-08-09
42 77-mum-2005-abstrct(25-1-2005).pdf 2018-08-09