(19)
(11) EP 1 687 273 A1

(12)

(43) Date of publication:
09.08.2006 Bulletin 2006/32

(21) Application number: 04791865.1

(22) Date of filing: 19.10.2004
(51) International Patent Classification (IPC): 
C07D 211/90(2006.01)
C07B 57/00(2006.01)
(86) International application number:
PCT/IN2004/000324
(87) International publication number:
WO 2005/049571 (02.06.2005 Gazette 2005/22)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR
Designated Extension States:
AL HR LT LV MK

(30) Priority: 20.11.2003 IN DE14402003

(71) Applicant: COUNCIL OF SCIENTIFIC AND INDUSTRIAL RESEARCH
New Delhi 100 001 (IN)

(72) Inventors:
  • JOSHI, Rohini, Ramesh, National Chemical Labor.
    Maharashtra (IN)
  • JOSHI, Ramesh, Anna, National Chemical Labor.
    Maharashtra (IN)
  • KARADE, Nilesh, Bapurao, National Chemical Labor.
    Maharashtra (IN)
  • GURJAR, Mukund, Keshav, National Chemical Labor.
    Maharashtra (IN)

(74) Representative: Manaton, Ross Timothy 
Bromhead Johnson, Kingsbourne House, 229-231 High Holborn
London WC1V 7DP
London WC1V 7DP (GB)

   


(54) PROCESS FOR PREPARATION OF CHIRAL AMLODIPINE SALTS