(19)
(11) EP 1 294 706 A1

(12)

(43) Date of publication:
26.03.2003 Bulletin 2003/13

(21) Application number: 02749274.3

(22) Date of filing: 16.05.2002
(51) International Patent Classification (IPC)7C07D 309/30
(86) International application number:
PCT/IN0200/122
(87) International publication number:
WO 0209/4804 (28.11.2002 Gazette 2002/48)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 18.05.2001 IN MA00000401

(71) Applicant: Aurobindo Pharma Limited
Hyderabad 500 038 (IN)

(72) Inventors:
  • RAMESH, Dandala,c/o Aurobindo Pharma Limited
    Ameerpet,Hyderabad 500 038 (IN)
  • SONNY, Sebastian,c/o Aurobindo Pharma Limited
    Ameerpet,Hyderabad 500 038 (IN)
  • SANAPUREDDY, J. M. R.,Aurobindo Pharma Limited
    Ameerpet,Hyderabad 500 038 (IN)
  • MEENAKSHISUNDERAM, S.,Aurobindo Pharma Limited
    Ameerpet,Hyderabad 500 038 (IN)

(74) Representative: Richardson, Kate 
Forrester & Boehmert,Pettenkoferstrasse 20-22
80336 München
80336 München (DE)

   


(54) A PROCESS FOR LACTONIZATION TO PRODUCE SIMVASTATIN