(19)

(11)

EP 2 542 546 A1

(12)

(43) Date of publication: 09.01.2013 Bulletin 2013/02 (21) Application number: 11708013.5 (22) Date of filing: 01.03.2011

(51) International Patent Classification (IPC):  C07D 333/40(2006.01) A61K 31/381(2006.01) (86) International application number: PCT/EP2011/052980 (87) International publication number: WO 2011/107454 (09.09.2011 Gazette 2011/36)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 05.03.2010 IT MI20100355 (71) Applicant: Chemelectiva Srl. 28100 Novara (IT)	(72) Inventor: BARATELLA, Marco I-28100 Novara (IT) (74) Representative: Longoni, Alessandra  AL & Partners Srl Via C. Colombo ang. Via Appiani (Corte del Colone) 20038 Seregno (MI) 20038 Seregno (MI) (IT)