(19)

(11)

EP 2 723 726 A1

(12)

(43) Date of publication: 30.04.2014 Bulletin 2014/18 (21) Application number: 12728590.6 (22) Date of filing: 21.06.2012

(51) International Patent Classification (IPC):  C07D 307/46(2006.01) C10G 1/00(2006.01) (86) International application number: PCT/EP2012/061909 (87) International publication number: WO 2012/175584 (27.12.2012 Gazette 2012/52)

(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: 22.06.2011 EP 11170998 (71) Applicant: BASF SE 67056 Ludwigshafen (DE)	(72) Inventors: KINDLER, Alois 67269 Grünstadt (DE) MASSONNE, Klemens 67098 Bad Dürkheim (DE) (74) Representative: Reitstötter - Kinzebach  Patentanwälte Im Zollhof 1 67061 Ludwigshafen 67061 Ludwigshafen (DE)