(19)
(11) EP 2 001 839 A1

(12)

(43) Date of publication:
17.12.2008 Bulletin 2008/51

(21) Application number: 07759555.1

(22) Date of filing: 28.03.2007
(51) International Patent Classification (IPC): 
C07C 327/22(2006.01)
C07C 323/52(2006.01)
C07C 319/14(2006.01)
(86) International application number:
PCT/US2007/065339
(87) International publication number:
WO 2007/118010 (18.10.2007 Gazette 2007/42)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
Designated Extension States:
AL BA HR MK RS

(30) Priority: 29.03.2006 US 743908 P

(71) Applicant: Sanofi-Aventis
75013 Paris (FR)

(72) Inventor:
  • SLEDESKI, Adam W.
    Bellemead, New Jersey 08502 (US)

(74) Representative: Ori, Janos et al
Chinoin Gyógyszer és Vegyészeti Termékek Gyára Zrt. Tó u. 1-5.
1045 Budapest
1045 Budapest (HU)

   


(54) IMPROVEMENTS IN THE PREPARATION OF INTERMEDIATES LEADING TO [4-(5-AMINOMETHYL-2-FLUORO-PHENYL)-PIPERIDIN-1-YL]-(4-BROMO-3-METHYL-5-PROPOXY-THIOPHEN-2YL)-METHANONE HYDROCHLORIDE