PROCESS FOR THE PRODUCTION OF 2- [4 - ( 3- AND 2-FLU0R0BENZYL0XY) BENZYLAMIN0] PROPAN AMIDES
摘要
<p>A process for obtaining therapeutically active 2-[4-(3- and 2- (fluorobenzyloxy)benzylamino]propanamides and their salts with pharmaceutically acceptable acids with high purity degree, in particular, with a content of dibenzyl derivatives impurities lower than 0.03%, preferably lower than 0.01% by weight. The process is carried out by submitting the Schiff bases intermediates 2- [4-(3- and 2-fluorobenzyloxy)benzylideneamino]propanamides to catalytic hydrogenation in the presence of a heterogeneous catalyst in a protic organic solvent.</p>
申请公布号
WO2007147491(A1)
申请公布日期
2007.12.27
申请号
WO2007EP05105
申请日期
2007.06.08
申请人
NEWRON PHARMACEUTICALS S.P.A.;BARBANTI, ELENA;CACCIA, CARLA;SALVATI, PATRICIA;VELARDI, FRANCESCO;RUFILLI, TIZIANO;BOGOGNA, LUIGI
发明人
BARBANTI, ELENA;CACCIA, CARLA;SALVATI, PATRICIA;VELARDI, FRANCESCO;RUFILLI, TIZIANO;BOGOGNA, LUIGI